feat: Implement the course discovery and catalog page, including filtering, search, and course detail view.

Frontend-Learner/composables/useAuth.ts

@@ -40,7 +40,7 @@ export const useAuth = () => {
   // ฟังก์ชันเข้าสู่ระบบ (Login)
   const login = async (credentials: { email: string; password: string }) => {
     try {
-      // API returns { code: 200, message: "...", data: { token, user, ... } }
+      // API returns { code: 200, message: "...", data: { token, refreshToken } }
       const response = await $fetch<any>(`${API_BASE_URL}/auth/login`, {
         method: 'POST',
         body: credentials
@@ -49,16 +49,35 @@ export const useAuth = () => {
       if (response && response.data) {
         const data = response.data
 
-        // Validation: Ensure user and role exist, then check for Role 'STUDENT'
+        // บันทึก Token ก่อน เพื่อใช้เรียก /user/me
-        if (!data.user || !data.user.role || data.user.role.code !== 'STUDENT') {
-          return { success: false, error: 'Email ไม่ถูกต้อง' }
-        }
-
         token.value = data.token
-        refreshToken.value = data.refreshToken // บันทึก Refresh Token
+        refreshToken.value = data.refreshToken
 
-        // API ส่งข้อมูล profile มาใน user object
+        // ดึงข้อมูลผู้ใช้จาก /user/me (เพราะ API login ไม่ส่ง user กลับมาแล้ว)
-        user.value = data.user
+        try {
+          const userData = await $fetch<any>(`${API_BASE_URL}/user/me`, {
+            headers: {
+              Authorization: `Bearer ${data.token}`
+            }
+          })
+
+          // Validation: ตรวจสอบ Role ต้องเป็น STUDENT เท่านั้น
+          if (!userData || !userData.role || userData.role.code !== 'STUDENT') {
+            // ถ้า Role ไม่ใช่ STUDENT ให้ล้าง Token ออก
+            token.value = null
+            refreshToken.value = null
+            return { success: false, error: 'Email ไม่ถูกต้อง' }
+          }
+
+          // เก็บข้อมูล User ลง Cookie
+          user.value = userData
+        } catch (profileErr) {
+          // ดึงข้อมูลผู้ใช้ไม่สำเร็จ ให้ล้าง Token ออก
+          console.error('Failed to fetch user profile after login:', profileErr)
+          token.value = null
+          refreshToken.value = null
+          return { success: false, error: 'ไม่สามารถดึงข้อมูลผู้ใช้ได้' }
+        }
         
         return { success: true }
       }

Frontend-Learner/i18n/locales/en.json

@@ -117,7 +117,11 @@
     "foundTotal": "Found Total",
     "items": "items",
     "subtitle": "Choose to learn new skills from our curated quality courses",
-    "searchBtn": "Search"
+    "searchBtn": "Search",
+    "allCategory": "All",
+    "byInstructor": "by",
+    "students": "students",
+    "viewDetails": "View Details"
   },
   "myCourses": {
     "title": "My Courses",

Frontend-Learner/i18n/locales/th.json

@@ -117,7 +117,11 @@
     "foundTotal": "พบทั้งหมด",
     "items": "รายการ",
     "subtitle": "เลือกเรียนรู้ทักษะใหม่ๆ จากหลักสูตรคุณภาพที่คัดสรรมาเพื่อคุณ",
-    "searchBtn": "ค้นหา"
+    "searchBtn": "ค้นหา",
+    "allCategory": "ทั้งหมด",
+    "byInstructor": "โดย",
+    "students": "นักเรียน",
+    "viewDetails": "ดูรายละเอียด"
   },
   "myCourses": {
     "title": "คอร์สของฉัน",

Frontend-Learner/pages/browse/discovery.vue

@@ -27,7 +27,7 @@ const sortBy = ref('ยอดนิยม');
 const sortOptions = ['ยอดนิยม', 'ล่าสุด', 'ราคาต่ำ-สูงสุด', 'ราคาสูง-ต่ำสุด'];
 
 const categories = ref<any[]>([]);
-const courses = ref<any[]>([]);
+const allCourses = ref<any[]>([]);  // เก็บคอร์สทั้งหมดเพื่อกรอง client-side
 const selectedCourse = ref<any>(null);
 
 const isLoading = ref(false);
@@ -76,20 +76,17 @@ const loadCategories = async () => {
   if (res.success) categories.value = res.data || [];
 };
 
-const loadCourses = async (page = 1) => {
+const loadCourses = async () => {
   isLoading.value = true;
-  const categoryId = activeCategory.value === 'all' ? undefined : activeCategory.value as number;
 
+  // โหลดคอร์สทั้งหมดครั้งเดียว (limit สูงๆ เพื่อ client-side filter)
   const res = await fetchCourses({
-    category_id: categoryId,
+    limit: 500,
-    search: searchQuery.value,
-    page: page,
-    limit: itemsPerPage,
     forceRefresh: true,
   });
 
   if (res.success) {
-    courses.value = (res.data || []).map(c => {
+    allCourses.value = (res.data || []).map(c => {
        const cat = categories.value.find(cat => cat.id === c.category_id);
        return {
           ...c,
@@ -100,12 +97,33 @@ const loadCourses = async (page = 1) => {
           reviews_count: c.total_lessons ? c.total_lessons * 123 : Math.floor(Math.random() * 2000) + 100
        }
     });
-    totalPages.value = res.totalPages || 1;
-    currentPage.value = res.page || 1;
   }
   isLoading.value = false;
 };
 
+// Computed: กรองคอร์สแบบ real-time ตาม searchQuery + activeCategory
+const filteredCourses = computed(() => {
+  let result = allCourses.value;
+
+  // กรองตามหมวดหมู่
+  if (activeCategory.value !== 'all') {
+    result = result.filter(c => c.category_id === activeCategory.value);
+  }
+
+  // กรองตามคำค้นหา (ค้นจากชื่อทั้ง th และ en)
+  if (searchQuery.value.trim()) {
+    const query = searchQuery.value.trim().toLowerCase();
+    result = result.filter(c => {
+      const titleTh = (c.title?.th || '').toLowerCase();
+      const titleEn = (c.title?.en || '').toLowerCase();
+      const titleStr = (typeof c.title === 'string' ? c.title : '').toLowerCase();
+      return titleTh.includes(query) || titleEn.includes(query) || titleStr.includes(query);
+    });
+  }
+
+  return result;
+});
+
 const selectCourse = async (id: number) => {
   isLoadingDetail.value = true;
   selectedCourse.value = null;
@@ -137,10 +155,10 @@ watch(
   activeCategory,
   () => {
     currentPage.value = 1;
-    loadCourses(1);
   }
 );
 
+
 onMounted(async () => {
   await loadCategories();
   
@@ -150,7 +168,7 @@ onMounted(async () => {
     activeCategory.value = Number(route.query.category_id);
   }
   
-  await loadCourses(1);
+  await loadCourses();
 
   if (route.query.course_id) {
     selectCourse(Number(route.query.course_id));
@@ -162,19 +180,19 @@ onMounted(async () => {
   <div class="bg-[#F8F9FA] dark:bg-[#020617] min-h-screen p-4 md:p-8 transition-colors duration-300">
     <div class="max-w-[1240px] mx-auto">
         <!-- ส่วนของการค้นหาคอร์ส (Catalog View) -->
-        <div v-if="!showDetail" class="bg-white dark:bg-slate-900 rounded-[2rem] p-6 md:p-8 shadow-[0_2px_15px_rgb(0,0,0,0.02)] border border-slate-100 dark:border-slate-800 min-h-[500px] mb-12">
+        <div v-if="!showDetail" class="bg-white dark:!bg-slate-900 rounded-[2rem] p-6 md:p-8 shadow-[0_2px_15px_rgb(0,0,0,0.02)] border border-slate-100 dark:!border-slate-800 min-h-[500px] mb-12 transition-colors">
             
             <!-- ส่วนหัวและการค้นหา -->
             <div class="flex flex-col md:flex-row md:items-center justify-between gap-6 mb-8">
-               <h2 class="text-[1.35rem] font-bold text-slate-900 dark:text-white tracking-tight">คอร์สเรียนทั้งหมด</h2>
+               <h2 class="text-[1.35rem] font-bold text-slate-900 dark:text-[#f8fafc] tracking-tight">{{ $t('discovery.title') }}</h2>
                <div class="flex flex-wrap sm:flex-nowrap items-center gap-3 w-full md:w-auto">
                   <div class="relative w-full sm:w-[260px] flex-1">
-                     <q-icon name="search" size="18px" class="absolute left-4 top-1/2 -translate-y-1/2 text-slate-400 group-focus-within:text-[#3B6BE8]" />
+                     <q-icon name="search" size="18px" class="absolute left-4 top-1/2 -translate-y-1/2 text-slate-400" />
-                     <input v-model="searchQuery" @keyup.enter="loadCourses(1)" class="w-full bg-slate-100 dark:bg-slate-800 border-none rounded-xl py-2.5 pl-11 pr-4 text-sm font-medium text-slate-700 dark:text-slate-200 placeholder:text-slate-400 focus:ring-2 focus:ring-blue-500/20 outline-none transition-all shadow-sm" placeholder="ค้นหาคอร์ส..." />
+                     <input v-model="searchQuery" class="w-full bg-slate-100 dark:bg-slate-800 border-none rounded-xl py-2.5 pl-11 pr-4 text-sm font-medium text-slate-700 dark:text-slate-200 placeholder:text-slate-400 focus:ring-2 focus:ring-blue-500/20 outline-none transition-all shadow-sm" :placeholder="$t('discovery.searchPlaceholder')" />
                   </div>
                   <div class="flex items-center gap-2 shrink-0">
-                     <button @click="viewMode = 'grid'" :class="viewMode === 'grid' ? 'bg-[#E9EFFD] dark:bg-blue-900/40 text-[#3B6BE8] border-[#3B6BE8]' : 'bg-white border-slate-200 dark:bg-slate-800 dark:border-slate-700 text-slate-400 hover:bg-slate-50'" class="w-[42px] h-[42px] flex items-center justify-center rounded-xl border transition-colors outline-none"><q-icon name="grid_view" size="20px" /></button>
+                     <button @click="viewMode = 'grid'" :class="viewMode === 'grid' ? 'bg-[#E9EFFD] dark:!bg-blue-900/40 text-[#3B6BE8] dark:!text-blue-400 border-[#3B6BE8] dark:!border-blue-400' : 'bg-white border-slate-200 dark:!bg-slate-800 dark:!border-slate-700 text-slate-400 dark:!text-slate-300 hover:bg-slate-50 dark:hover:!bg-slate-700'" class="w-[42px] h-[42px] flex items-center justify-center rounded-xl border transition-colors outline-none"><q-icon name="grid_view" size="20px" /></button>
-                     <button @click="viewMode = 'list'" :class="viewMode === 'list' ? 'bg-[#E9EFFD] dark:bg-blue-900/40 text-[#3B6BE8] border-[#3B6BE8]' : 'bg-white border-slate-200 dark:bg-slate-800 dark:border-slate-700 text-slate-400 hover:bg-slate-50'" class="w-[42px] h-[42px] flex items-center justify-center rounded-xl border transition-colors outline-none"><q-icon name="view_list" size="20px" /></button>
+                     <button @click="viewMode = 'list'" :class="viewMode === 'list' ? 'bg-[#E9EFFD] dark:!bg-blue-900/40 text-[#3B6BE8] dark:!text-blue-400 border-[#3B6BE8] dark:!border-blue-400' : 'bg-white border-slate-200 dark:!bg-slate-800 dark:!border-slate-700 text-slate-400 dark:!text-slate-300 hover:bg-slate-50 dark:hover:!bg-slate-700'" class="w-[42px] h-[42px] flex items-center justify-center rounded-xl border transition-colors outline-none"><q-icon name="view_list" size="20px" /></button>
                   </div>
                </div>
             </div>
@@ -185,17 +203,17 @@ onMounted(async () => {
                 <div class="flex flex-wrap items-center gap-3 w-full xl:w-auto">
                    <button 
                      @click="activeCategory = 'all'"
-                     :class="activeCategory === 'all' ? 'bg-[#E9EFFD] dark:bg-blue-900/40 text-[#3B6BE8] border-transparent font-bold' : 'bg-white dark:bg-transparent border-slate-200 dark:border-slate-700 text-slate-800 dark:text-slate-300 hover:border-slate-300 font-medium'"
+                     :class="activeCategory === 'all' ? 'bg-[#E9EFFD] dark:!bg-blue-900/40 text-[#3B6BE8] dark:!text-blue-400 border-transparent font-bold' : 'bg-white dark:!bg-slate-800 border-slate-200 dark:!border-slate-700 text-slate-800 dark:!text-slate-200 hover:border-slate-300 dark:hover:!border-slate-600 font-medium'"
                      class="px-5 py-2.5 rounded-full border text-[13px] sm:text-[14px] flex items-center justify-center gap-2 transition-all outline-none">
-                     <q-icon name="check_circle_outline" size="18px" :class="activeCategory === 'all' ? 'text-[#3B6BE8]' : 'text-slate-400'"/> ทั้งหมด
+                     <q-icon name="check_circle_outline" size="18px" :class="activeCategory === 'all' ? 'text-[#3B6BE8] dark:!text-blue-400' : 'text-slate-400 dark:!text-slate-400'"/> {{ $t('discovery.allCategory') }}
                    </button>
                    
                    <button 
                      v-for="cat in categories" :key="cat.id"
                      @click="activeCategory = cat.id"
-                     :class="activeCategory === cat.id ? 'bg-[#E9EFFD] dark:bg-blue-900/40 text-[#3B6BE8] border-transparent font-bold' : 'bg-white dark:bg-transparent border-slate-200 dark:border-slate-700 text-slate-800 dark:text-slate-300 hover:border-slate-300 font-medium'"
+                     :class="activeCategory === cat.id ? 'bg-[#E9EFFD] dark:!bg-blue-900/40 text-[#3B6BE8] dark:!text-blue-400 border-transparent font-bold' : 'bg-white dark:!bg-slate-800 border-slate-200 dark:!border-slate-700 text-slate-800 dark:!text-slate-200 hover:border-slate-300 dark:hover:!border-slate-600 font-medium'"
-                     class="px-5 py-2.5 rounded-full border text-[13px] sm:text-[14px] flex items-center justify-center gap-2 transition-all outline-none bg-transparent">
+                     class="px-5 py-2.5 rounded-full border text-[13px] sm:text-[14px] flex items-center justify-center gap-2 transition-all outline-none">
-                     <q-icon :name="getCategoryIcon(cat.name)" size="18px" :class="activeCategory === cat.id ? 'text-[#3B6BE8]' : 'text-slate-600 dark:text-slate-400'"/>
+                     <q-icon :name="getCategoryIcon(cat.name)" size="18px" :class="activeCategory === cat.id ? 'text-[#3B6BE8] dark:!text-blue-400' : 'text-slate-600 dark:!text-slate-400'"/>
                      {{ getLocalizedText(cat.name) }}
                    </button>
                 </div>
@@ -208,10 +226,10 @@ onMounted(async () => {
                <q-spinner size="3rem" color="primary" />
             </div>
 
-            <div v-else-if="courses.length > 0">
+            <div v-else-if="filteredCourses.length > 0">
                <!-- GRID VIEW -->
                <div v-if="viewMode === 'grid'" class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-6">
-                  <div v-for="course in courses" :key="course.id" class="flex flex-col rounded-[1.5rem] bg-white dark:bg-slate-900 border border-slate-100 dark:border-slate-800 overflow-hidden shadow-[0_2px_10px_rgb(0,0,0,0.03)] hover:shadow-[0_8px_30px_rgb(0,0,0,0.08)] transition-all duration-300 group cursor-pointer" @click="selectCourse(course.id)">
+                  <div v-for="course in filteredCourses" :key="course.id" class="flex flex-col rounded-[1.5rem] bg-white dark:!bg-slate-900 border border-slate-100 dark:!border-slate-800 overflow-hidden shadow-[0_2px_10px_rgb(0,0,0,0.03)] hover:shadow-[0_8px_30px_rgb(0,0,0,0.08)] transition-all duration-300 group cursor-pointer" @click="selectCourse(course.id)">
                      <!-- Thumbnail -->
                      <div class="relative w-full aspect-[16/10] bg-slate-100 dark:bg-slate-800 overflow-hidden">
                         <img :src="course.thumbnail_url" class="w-full h-full object-cover group-hover:scale-105 transition-transform duration-500" />
@@ -222,7 +240,7 @@ onMounted(async () => {
                      
                      <!-- Body -->
                      <div class="p-5 flex flex-col flex-1">
-                        <h3 class="font-bold text-slate-900 dark:text-white text-[15px] leading-snug line-clamp-2 mb-2">{{ getLocalizedText(course.title) }}</h3>
+                        <h3 class="font-bold text-slate-900 dark:text-[#f8fafc] text-[15px] leading-snug line-clamp-2 mb-2 group-hover:text-blue-600 dark:group-hover:text-blue-400 transition-colors">{{ getLocalizedText(course.title) }}</h3>
                         
 
                         
@@ -230,8 +248,7 @@ onMounted(async () => {
                             <div class="font-[900] text-[18px]" :class="course.is_free ? 'text-green-500' : 'text-[#2563EB] dark:text-blue-400'">
                                 {{ course.formatted_price }}
                             </div>
-                            <!-- Eye icon circle button -->
+                            <button class="w-[38px] h-[38px] rounded-full bg-slate-50 dark:!bg-slate-800 text-slate-400 dark:!text-slate-300 flex items-center justify-center hover:bg-blue-50 hover:text-blue-600 dark:hover:!bg-slate-700 dark:hover:!text-blue-400 border border-slate-100 dark:!border-slate-700 transition-colors shadow-sm outline-none">
-                            <button class="w-[38px] h-[38px] rounded-full bg-slate-50 dark:bg-slate-800 text-slate-400 dark:text-slate-500 flex items-center justify-center hover:bg-blue-50 hover:text-blue-600 dark:hover:bg-slate-700 border border-slate-100 dark:border-slate-700 transition-colors shadow-sm outline-none">
                                 <q-icon name="visibility" size="18px" />
                             </button>
                         </div>
@@ -241,7 +258,7 @@ onMounted(async () => {
 
                <!-- LIST VIEW -->
                <div v-else class="flex flex-col gap-5">
-                  <div v-for="course in courses" :key="course.id" class="flex flex-col sm:flex-row rounded-[1.5rem] bg-white dark:bg-slate-900 border border-slate-100 dark:border-slate-800 p-3 sm:p-4 gap-4 sm:gap-6 shadow-sm hover:shadow-[0_8px_30px_rgb(0,0,0,0.06)] transition-all duration-300 group cursor-pointer" @click="selectCourse(course.id)">
+                  <div v-for="course in filteredCourses" :key="course.id" class="flex flex-col sm:flex-row rounded-[1.5rem] bg-white dark:!bg-slate-900 border border-slate-100 dark:!border-slate-800 p-3 sm:p-4 gap-4 sm:gap-6 shadow-sm hover:shadow-[0_8px_30px_rgb(0,0,0,0.06)] transition-all duration-300 group cursor-pointer" @click="selectCourse(course.id)">
                      <div class="relative w-full sm:w-[260px] aspect-[16/10] sm:aspect-auto sm:h-[160px] rounded-[1rem] bg-slate-100 dark:bg-slate-800 overflow-hidden shrink-0">
                         <img :src="course.thumbnail_url" class="w-full h-full object-cover group-hover:scale-105 transition-transform duration-500" />
                         <div v-if="course.category_name" class="absolute top-3 left-3 bg-white/95 dark:bg-slate-900/95 backdrop-blur-md text-[#3B6BE8] dark:text-blue-400 font-bold text-[10px] px-3.5 py-1.5 rounded-full shadow-sm" style="border-radius: 9999px; padding: 4px 12px;">
@@ -250,15 +267,15 @@ onMounted(async () => {
                      </div>
                      <div class="flex flex-col flex-1 py-1">
                         <div class="flex-1">
-                            <h3 class="font-bold text-slate-900 dark:text-white text-[16px] md:text-[18px] leading-snug line-clamp-2 md:line-clamp-1 mb-2">{{ getLocalizedText(course.title) }}</h3>
+                            <h3 class="font-bold text-slate-900 dark:text-[#f8fafc] text-[16px] md:text-[18px] leading-snug line-clamp-2 md:line-clamp-1 mb-2 group-hover:text-blue-600 dark:group-hover:text-blue-400 transition-colors">{{ getLocalizedText(course.title) }}</h3>
 
                         </div>
                         <div class="mt-4 sm:mt-auto flex items-center justify-between">
                             <div class="font-[900] text-[20px]" :class="course.is_free ? 'text-green-500' : 'text-[#2563EB] dark:text-blue-400'">
                                 {{ course.formatted_price }}
                             </div>
-                            <button class="px-6 py-2 rounded-full bg-slate-50 text-slate-600 dark:bg-slate-800 dark:text-slate-300 font-bold text-[13px] flex items-center gap-2 hover:bg-blue-50 border border-slate-100 dark:border-slate-700 hover:text-blue-600 transition-colors">
+                            <button class="px-6 py-2 rounded-full bg-slate-50 text-slate-600 dark:!bg-slate-800 dark:!text-slate-300 font-bold text-[13px] flex items-center gap-2 hover:bg-blue-50 hover:text-blue-600 dark:hover:!bg-slate-700 dark:hover:!text-blue-400 border border-slate-100 dark:!border-slate-700 transition-colors">
-                                <q-icon name="visibility" size="16px" /> ดูรายละเอียด
+                                <q-icon name="visibility" size="16px" /> {{ $t('discovery.viewDetails') }}
                             </button>
                         </div>
                      </div>
@@ -272,9 +289,9 @@ onMounted(async () => {
             </div>
 
             <!-- Empty State -->
-            <div v-else class="flex flex-col items-center justify-center py-20 bg-white dark:bg-slate-900/40 rounded-3xl border border-dashed border-slate-200 dark:border-slate-800">
+            <div v-else class="flex flex-col items-center justify-center py-20 bg-white dark:!bg-slate-900/50 rounded-3xl border border-dashed border-slate-200 dark:!border-slate-800">
                <q-icon name="search_off" size="64px" class="text-slate-300 dark:text-slate-600 mb-4" />
-               <h3 class="text-xl font-bold text-slate-900 dark:text-white mb-2">{{ $t("discovery.emptyTitle") }}</h3>
+               <h3 class="text-xl font-bold text-slate-900 dark:!text-white mb-2">{{ $t("discovery.emptyTitle") }}</h3>
                <p class="text-slate-500 dark:text-slate-400 text-center max-w-md">{{ $t("discovery.emptyDesc") }}</p>
                <button class="mt-6 font-bold text-blue-600 hover:text-blue-700 transition-colors" @click="searchQuery = ''; activeCategory = 'all';">
                   {{ $t("discovery.showAll") }}

Frontend-Learner/pages/browse/index.vue

@@ -13,6 +13,7 @@ useHead({
   title: 'คอร์สทั้งหมด - E-Learning System'
 })
 
+const { t } = useI18n()
 const searchQuery = ref('')
 const { fetchCourses } = useCourse()
 const { fetchCategories, categories } = useCategory()
@@ -54,7 +55,7 @@ await useAsyncData('categories-list', () => fetchCategories())
 const { data: coursesResponse, pending: isLoading, error, refresh } = await useAsyncData(
   'browse-courses-list', 
   () => {
-    const params: any = {}
+    const params: any = { limit: 500 }
     if (selectedCategory.value !== 'all') {
       const category = categories.value.find(c => c.slug === selectedCategory.value)
       if (category) {
@@ -131,11 +132,11 @@ const viewMode = ref<'grid' | 'list'>('grid')
             
             <!-- ส่วนหัวและการค้นหา -->
             <div class="flex flex-col md:flex-row md:items-center justify-between gap-6 mb-8">
-               <h2 class="text-[1.35rem] font-bold text-slate-900 dark:text-white tracking-tight">คอร์สเรียนทั้งหมด</h2>
+               <h2 class="text-[1.35rem] font-bold text-slate-900 dark:text-white tracking-tight">{{ $t('discovery.title') }}</h2>
                <div class="flex flex-wrap sm:flex-nowrap items-center gap-3 w-full md:w-auto">
                   <div class="relative w-full sm:w-[260px] flex-1">
                      <q-icon name="search" size="18px" class="absolute left-4 top-1/2 -translate-y-1/2 text-slate-400 group-focus-within:text-[#3B6BE8]" />
-                     <input v-model="searchQuery" class="w-full bg-slate-100 dark:bg-slate-800 border-none rounded-xl py-2.5 pl-11 pr-4 text-sm font-medium text-slate-700 dark:text-slate-200 placeholder:text-slate-400 focus:ring-2 focus:ring-blue-500/20 outline-none transition-all shadow-sm" placeholder="ค้นหาคอร์ส..." />
+                     <input v-model="searchQuery" class="w-full bg-slate-100 dark:bg-slate-800 border-none rounded-xl py-2.5 pl-11 pr-4 text-sm font-medium text-slate-700 dark:text-slate-200 placeholder:text-slate-400 focus:ring-2 focus:ring-blue-500/20 outline-none transition-all shadow-sm" :placeholder="$t('discovery.searchPlaceholder')" />
                   </div>
                   <div class="flex items-center gap-2 shrink-0">
                      <button @click="viewMode = 'grid'" :class="viewMode === 'grid' ? 'bg-[#E9EFFD] dark:bg-blue-900/40 text-[#3B6BE8] border-[#3B6BE8]' : 'bg-white border-slate-200 dark:bg-slate-800 dark:border-slate-700 text-slate-400 hover:bg-slate-50'" class="w-[42px] h-[42px] flex items-center justify-center rounded-xl border transition-colors outline-none"><q-icon name="grid_view" size="20px" /></button>
@@ -151,7 +152,7 @@ const viewMode = ref<'grid' | 'list'>('grid')
                      @click="selectCategory('all')"
                      :class="selectedCategory === 'all' ? 'bg-[#E9EFFD] dark:bg-blue-900/40 text-[#3B6BE8] border-transparent font-bold' : 'bg-white dark:bg-transparent border-slate-200 dark:border-slate-700 text-slate-800 dark:text-slate-300 hover:border-slate-300 font-medium'"
                      class="px-5 py-2.5 rounded-full border text-[13px] sm:text-[14px] flex items-center justify-center gap-2 transition-all outline-none">
-                     <q-icon name="check_circle_outline" size="18px" :class="selectedCategory === 'all' ? 'text-[#3B6BE8]' : 'text-slate-400'"/> ทั้งหมด
+                     <q-icon name="check_circle_outline" size="18px" :class="selectedCategory === 'all' ? 'text-[#3B6BE8]' : 'text-slate-400'"/> {{ $t('discovery.allCategory') }}
                    </button>
                    
                    <button 
@@ -187,13 +188,13 @@ const viewMode = ref<'grid' | 'list'>('grid')
                         <h3 class="font-bold text-slate-900 dark:text-white text-[15px] leading-snug line-clamp-2 mb-2 group-hover:text-blue-600 transition-colors">{{ getLocalizedText(course.title) }}</h3>
                         
                         <div class="flex items-center gap-2 mb-4">
-                           <span class="text-[12px] text-slate-500 font-medium">โดย {{ course.instructor_name }}</span>
+                           <span class="text-[12px] text-slate-500 font-medium">{{ $t('discovery.byInstructor') }} {{ course.instructor_name }}</span>
                         </div>
 
                         <div class="flex items-center gap-1.5 mb-5">
                              <q-icon name="star" class="text-amber-400" size="16px" />
                              <span class="text-[13px] font-bold text-slate-800 dark:text-slate-200">{{ course.rating }}</span>
-                             <span class="text-[12px] text-slate-400">({{ course.reviews_count.toLocaleString() }} นักเรียน)</span>
+                             <span class="text-[12px] text-slate-400">({{ course.reviews_count.toLocaleString() }} {{ $t('discovery.students') }})</span>
                         </div>
                         
                         <div class="mt-auto flex items-center justify-between">
@@ -222,12 +223,12 @@ const viewMode = ref<'grid' | 'list'>('grid')
                         <div class="flex-1">
                             <h3 class="font-bold text-slate-900 dark:text-white text-[16px] md:text-[18px] leading-snug line-clamp-2 md:line-clamp-1 mb-2 group-hover:text-blue-600 transition-colors">{{ getLocalizedText(course.title) }}</h3>
                             <div class="flex items-center gap-2 mb-3">
-                               <span class="text-[13px] text-slate-500 font-medium">โดย {{ course.instructor_name }}</span>
+                               <span class="text-[13px] text-slate-500 font-medium">{{ $t('discovery.byInstructor') }} {{ course.instructor_name }}</span>
                             </div>
                             <div class="flex items-center gap-1.5 mb-2">
                                  <q-icon name="star" class="text-amber-400" size="16px" />
                                  <span class="text-[13px] font-bold text-slate-800 dark:text-slate-200">{{ course.rating }}</span>
-                                 <span class="text-[12px] text-slate-400">({{ course.reviews_count.toLocaleString() }} นักเรียน)</span>
+                                 <span class="text-[12px] text-slate-400">({{ course.reviews_count.toLocaleString() }} {{ $t('discovery.students') }})</span>
                             </div>
                         </div>
                         <div class="mt-4 sm:mt-auto flex items-center justify-between">
@@ -235,7 +236,7 @@ const viewMode = ref<'grid' | 'list'>('grid')
                                 {{ course.formatted_price }}
                             </div>
                             <button class="px-6 py-2 rounded-full bg-slate-50 text-slate-600 dark:bg-slate-800 dark:text-slate-300 font-bold text-[13px] flex items-center gap-2 hover:bg-blue-50 border border-slate-100 dark:border-slate-700 hover:text-blue-600 transition-colors">
-                                <q-icon name="visibility" size="16px" /> ดูรายละเอียด
+                                <q-icon name="visibility" size="16px" /> {{ $t('discovery.viewDetails') }}
                             </button>
                         </div>
                      </div>
@@ -246,10 +247,10 @@ const viewMode = ref<'grid' | 'list'>('grid')
             <!-- กรณีไม่พบข้อมูลคอร์ส (Empty State) -->
             <div v-else class="flex flex-col items-center justify-center py-20 bg-white dark:bg-slate-900/40 rounded-3xl border border-dashed border-slate-200 dark:border-slate-800">
                <q-icon name="search_off" size="64px" class="text-slate-300 dark:text-slate-600 mb-4" />
-               <h3 class="text-xl font-bold text-slate-900 dark:text-white mb-2">{{ searchQuery ? 'ไม่พบคอร์สที่คุณค้นหา' : 'ไม่มีคอร์สในหมวดหมู่นี้' }}</h3>
+               <h3 class="text-xl font-bold text-slate-900 dark:text-white mb-2">{{ $t('discovery.emptyTitle') }}</h3>
-               <p class="text-slate-500 dark:text-slate-400 text-center max-w-md">ลองใช้คำค้นหาอื่น หรือเลือกหมวดหมู่อื่นเพื่อดูคอร์สที่เรามีให้บริการ</p>
+               <p class="text-slate-500 dark:text-slate-400 text-center max-w-md">{{ $t('discovery.emptyDesc') }}</p>
                <button class="mt-6 font-bold text-blue-600 hover:text-blue-700 transition-colors" @click="searchQuery = ''; selectedCategory = 'all';">
-                  แสดงคอร์สทั้งหมด
+                  {{ $t('discovery.showAll') }}
                </button>
             </div>
         </div>

Frontend-Learner/tests/e2e/auth.spec.ts

@@ -1,40 +1,13 @@
+/**
+ * @file auth.spec.ts
+ * @description ทดสอบระบบยืนยันตัวตน (Authentication) — Login, Register, Forgot Password
+ */
 import { test, expect, type Page, type Locator } from '@playwright/test';
-
+import {
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
+  BASE_URL, TEST_EMAIL, TEST_PASSWORD, TIMEOUT,
-
+  waitAppSettled, expectAnyVisible,
-async function waitAppSettled(page: Page) {
+  emailLocator, passwordLocator, loginButtonLocator,
-  await page.waitForLoadState('domcontentloaded');
+} from './helpers';
-  await page.waitForLoadState('networkidle').catch(() => {});
-  await page.waitForTimeout(250);
-}
-
-// ---------------------------
-// Helpers: Login
-// ---------------------------
-const LOGIN_EMAIL = 'studentedtest@example.com';
-const LOGIN_PASSWORD = 'admin123';
-
-function loginEmailLocator(page: Page): Locator {
-  return page.locator('input[type="email"]').or(page.getByRole('textbox', { name: /อีเมล|email/i })).first();
-}
-function loginPasswordLocator(page: Page): Locator {
-  return page.locator('input[type="password"]').or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i })).first();
-}
-function loginButtonLocator(page: Page): Locator {
-  return page.getByRole('button', { name: /เข้าสู่ระบบ|login/i }).or(page.locator('button[type="submit"]')).first();
-}
-async function expectAnyVisible(page: Page, locators: Locator[], timeout = 20_000) {
-  const start = Date.now();
-  while (Date.now() - start < timeout) {
-    for (const loc of locators) {
-      try {
-        if (await loc.isVisible()) return;
-      } catch {}
-    }
-    await page.waitForTimeout(200);
-  }
-  throw new Error('None of the expected locators became visible.');
-}
 
 // ---------------------------
 // Helpers: Register
@@ -53,6 +26,7 @@ function regLoginLink(page: Page) { return page.getByRole('link', { name: 'เ
 function regErrorBox(page: Page) {
   return page.locator(['.q-field__messages', '.q-field__bottom', '.text-negative', '.q-notification', '.q-banner', '[role="alert"]'].join(', '));
 }
+
 async function pickPrefix(page: Page, value: 'นาย' | 'นาง' | 'นางสาว' = 'นาย') {
   const combo = regPrefix(page);
   await combo.selectOption({ label: value }).catch(async () => {
@@ -60,6 +34,7 @@ async function pickPrefix(page: Page, value: 'นาย' | 'นาง' | 'นา
     await page.getByRole('option', { name: value }).click();
   });
 }
+
 function uniqueUser() {
   const n = Date.now().toString().slice(-6);
   const rand8 = Math.floor(Math.random() * 1e8).toString().padStart(8, '0');
@@ -90,10 +65,12 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
     test('Success Login แล้วเข้า /dashboard ได้', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
-      await loginEmailLocator(page).fill(LOGIN_EMAIL);
+
-      await loginPasswordLocator(page).fill(LOGIN_PASSWORD);
+      await emailLocator(page).fill(TEST_EMAIL);
+      await passwordLocator(page).fill(TEST_PASSWORD);
       await loginButtonLocator(page).click();
-      await page.waitForURL('**/dashboard', { timeout: 25_000 });
+
+      await page.waitForURL('**/dashboard', { timeout: TIMEOUT.LOGIN });
       await waitAppSettled(page);
 
       const dashboardEvidence = [
@@ -102,38 +79,45 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
         page.locator('img[src*="avataaars"]').first(),
         page.locator('img[alt],[alt="User Avatar"]').first()
       ];
-      await expectAnyVisible(page, dashboardEvidence, 20_000);
+      await expectAnyVisible(page, dashboardEvidence, TIMEOUT.PAGE_LOAD);
     });
 
     test('Invalid Email - Thai characters (พิมพ์ภาษาไทย)', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
-      await loginEmailLocator(page).fill('ทดสอบภาษาไทย');
+
-      await loginPasswordLocator(page).fill(LOGIN_PASSWORD);
+      await emailLocator(page).fill('ทดสอบภาษาไทย');
-      const errorHint = page.getByText('ห้ามใส่ภาษาไทย');
+      await passwordLocator(page).fill(TEST_PASSWORD);
-      await expect(errorHint.first()).toBeVisible({ timeout: 12_000 });
+
+      await expect(page.getByText('ห้ามใส่ภาษาไทย').first()).toBeVisible({ timeout: TIMEOUT.ELEMENT });
     });
 
     test('Invalid Email Format (อีเมลผิดรูปแบบ)', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
-      await loginEmailLocator(page).fill('test@domain');
+
-      await loginPasswordLocator(page).fill(LOGIN_PASSWORD);
+      await emailLocator(page).fill('test@domain');
+      await passwordLocator(page).fill(TEST_PASSWORD);
       await loginButtonLocator(page).click();
       await waitAppSettled(page);
-      const errorHint = page.getByText('กรุณากรอกอีเมลให้ถูกต้อง (you@example.com)');
+
-      await expect(errorHint.first()).toBeVisible({ timeout: 12_000 });
+      await expect(
+        page.getByText('กรุณากรอกอีเมลให้ถูกต้อง (you@example.com)').first()
+      ).toBeVisible({ timeout: TIMEOUT.ELEMENT });
     });
 
     test('Wrong Password (รหัสผ่านผิด หรืออีเมลไม่ถูกต้องในระบบ)', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
-      await loginEmailLocator(page).fill(LOGIN_EMAIL);
+
-      await loginPasswordLocator(page).fill('wrong-password-123');
+      await emailLocator(page).fill(TEST_EMAIL);
+      await passwordLocator(page).fill('wrong-password-123');
       await loginButtonLocator(page).click();
       await waitAppSettled(page);
-      const errorHint = page.getByText('กรุณาเช็ค Email หรือ รหัสผ่านใหม่อีกครั้ง');
+
-      await expect(errorHint.first()).toBeVisible({ timeout: 12_000 });
+      await expect(
+        page.getByText('กรุณาเช็ค Email หรือ รหัสผ่านใหม่อีกครั้ง').first()
+      ).toBeVisible({ timeout: TIMEOUT.ELEMENT });
     });
   });
 
@@ -142,21 +126,22 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
     test('หน้า Register ต้องโหลดได้ (Smoke)', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
-      await expect(regHeading(page)).toBeVisible({ timeout: 15_000 });
+      await expect(regHeading(page)).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
-      await expect(regSubmit(page)).toBeVisible({ timeout: 15_000 });
+      await expect(regSubmit(page)).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
     });
 
     test('ลิงก์ "เข้าสู่ระบบ" ต้องกดแล้วไปหน้า login ได้', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
       await regLoginLink(page).click();
-      await page.waitForURL('**/auth/login', { timeout: 15_000 });
+      await page.waitForURL('**/auth/login', { timeout: TIMEOUT.PAGE_LOAD });
     });
 
     test('สมัครสมาชิกสำเร็จ (Happy Path) → redirect ไป /auth/login', async ({ page }) => {
       const u = uniqueUser();
       await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
+
       await regUsername(page).fill(u.username);
       await regEmail(page).fill(u.email);
       await pickPrefix(page, 'นาย');
@@ -168,15 +153,18 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
       await regSubmit(page).click();
       await waitAppSettled(page);
 
-      const navToLogin = page.waitForURL('**/auth/login', { timeout: 25_000, waitUntil: 'domcontentloaded' }).then(() => 'login' as const).catch(() => null);
+      // รอ 3 สัญญาณ: redirect ไป login / success toast / error
-      const successToast = page.getByText(/สมัครสมาชิกสำเร็จ|success/i, { exact: false }).first().waitFor({ state: 'visible', timeout: 25_000 }).then(() => 'success' as const).catch(() => null);
+      const navToLogin = page.waitForURL('**/auth/login', { timeout: TIMEOUT.LOGIN, waitUntil: 'domcontentloaded' }).then(() => 'login' as const).catch(() => null);
-      const anyError = regErrorBox(page).first().waitFor({ state: 'visible', timeout: 25_000 }).then(() => 'error' as const).catch(() => null);
+      const successToast = page.getByText(/สมัครสมาชิกสำเร็จ|success/i, { exact: false }).first().waitFor({ state: 'visible', timeout: TIMEOUT.LOGIN }).then(() => 'success' as const).catch(() => null);
+      const anyError = regErrorBox(page).first().waitFor({ state: 'visible', timeout: TIMEOUT.LOGIN }).then(() => 'error' as const).catch(() => null);
 
       const result = await Promise.race([navToLogin, successToast, anyError]);
       if (result === 'error') {
-        throw new Error('Register errors visible');
+        const errs = await regErrorBox(page).allInnerTexts().catch(() => []);
+        throw new Error(`Register failed with errors: ${errs.join(' | ')}`);
       }
 
+      // ถ้ามี toast แต่ยัง redirect ไม่ไป ให้ navigate เอง
       if (!page.url().includes('/auth/login')) {
         const hasSuccess = await page.getByText(/สมัครสมาชิกสำเร็จ/i, { exact: false }).first().isVisible().catch(() => false);
         if (hasSuccess) {
@@ -185,24 +173,28 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
         }
       }
 
-      await expect(page).toHaveURL(/\/auth\/login/i, { timeout: 15_000 });
+      await expect(page).toHaveURL(/\/auth\/login/i, { timeout: TIMEOUT.PAGE_LOAD });
-      await expect(page.getByRole('heading', { name: 'เข้าสู่ระบบ' })).toBeVisible({ timeout: 15_000 });
+      await expect(page.getByRole('heading', { name: 'เข้าสู่ระบบ' })).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
-      await expect(page.getByRole('button', { name: 'เข้าสู่ระบบ' })).toBeVisible({ timeout: 15_000 });
+      await expect(page.getByRole('button', { name: 'เข้าสู่ระบบ' })).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
     });
 
     test('Invalid Email - ใส่ภาษาไทย ต้องขึ้น error', async ({ page }) => {
       await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
       await regEmail(page).fill('ทดสอบภาษาไทย');
-      await regUsername(page).click(); 
+      await regUsername(page).click(); // blur trigger
-      const err = page.getByText(/ห้ามใส่ภาษาไทย|อีเมลไม่ถูกต้อง|รูปแบบอีเมล/i, { exact: false }).or(regErrorBox(page).filter({ hasText: /ไทย|อีเมล|email|invalid/i }));
+
-      await expect(err.first()).toBeVisible({ timeout: 12_000 });
+      const err = page
+        .getByText(/ห้ามใส่ภาษาไทย|อีเมลไม่ถูกต้อง|รูปแบบอีเมล/i, { exact: false })
+        .or(regErrorBox(page).filter({ hasText: /ไทย|อีเมล|email|invalid/i }));
+      await expect(err.first()).toBeVisible({ timeout: TIMEOUT.ELEMENT });
     });
 
     test('Password ไม่ตรงกัน ต้องขึ้น error (ต้องกดสร้างบัญชีก่อน)', async ({ page }) => {
       const u = uniqueUser();
       await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
       await waitAppSettled(page);
+
       await regUsername(page).fill(u.username);
       await regEmail(page).fill(u.email);
       await pickPrefix(page, 'นาย');
@@ -210,11 +202,14 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
       await regLastName(page).fill(u.lastName);
       await regPhone(page).fill(u.phone);
       await regPassword(page).fill('Admin12345!');
-      await regConfirmPassword(page).fill('Admin12345?'); 
+      await regConfirmPassword(page).fill('Admin12345?'); // mismatch
       await regSubmit(page).click();
       await waitAppSettled(page);
-      const mismatchErr = page.getByText(/รหัสผ่านไม่ตรงกัน/i, { exact: false }).or(regErrorBox(page).filter({ hasText: /รหัสผ่านไม่ตรงกัน/i }));
+
-      await expect(mismatchErr.first()).toBeVisible({ timeout: 12_000 });
+      const mismatchErr = page
+        .getByText(/รหัสผ่านไม่ตรงกัน/i, { exact: false })
+        .or(regErrorBox(page).filter({ hasText: /รหัสผ่านไม่ตรงกัน/i }));
+      await expect(mismatchErr.first()).toBeVisible({ timeout: TIMEOUT.ELEMENT });
     });
   });
 
@@ -235,13 +230,12 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
     test('Validation: ใส่อีเมลภาษาไทยแล้วขึ้น Error', async ({ page }) => {
       await forgotEmail(page).fill('ฟฟฟฟ');
       await page.getByRole('heading', { name: /ลืมรหัสผ่าน/i }).click();
-      const err = page.getByText(/ห้ามใส่ภาษาไทย/i).first();
+      await expect(page.getByText(/ห้ามใส่ภาษาไทย/i).first()).toBeVisible({ timeout: TIMEOUT.ELEMENT });
-      await expect(err).toBeVisible({ timeout: 10_000 });
     });
 
     test('กดลิงก์กลับไปหน้า Login ได้', async ({ page }) => {
       await forgotBackLink(page).click();
-      await page.waitForURL('**/auth/login', { timeout: 10_000 });
+      await page.waitForURL('**/auth/login', { timeout: TIMEOUT.ELEMENT });
       await expect(page).toHaveURL(/\/auth\/login/i);
     });
 
@@ -257,9 +251,10 @@ test.describe('ระบบยืนยันตัวตน (Authentication)',
         }
         await route.continue();
       });
+
       await forgotEmail(page).fill('test@gmail.com');
       await forgotSubmit(page).click();
-      await expect(page.getByText(/ส่งลิงก์เรียบร้อยแล้ว/i, { exact: false })).toBeVisible({ timeout: 10_000 });
+      await expect(page.getByText(/ส่งลิงก์เรียบร้อยแล้ว/i, { exact: false })).toBeVisible({ timeout: TIMEOUT.ELEMENT });
       await expect(page.getByText(/กรุณาตรวจสอบกล่องจดหมาย/i, { exact: false })).toBeVisible();
     });
   });

Frontend-Learner/tests/e2e/classroom.spec.ts

@@ -1,95 +1,175 @@
+/**
+ * @file classroom.spec.ts
+ * @description ทดสอบระบบห้องเรียนออนไลน์ และระบบแบบทดสอบ
+ *              (Classroom, Learning & Quiz System)
+ *
+ * รวม 2 module:
+ *  - Classroom & Learning (Layout, Access Control, Video/Quiz area)
+ *  - Quiz System (Start Screen, Pagination, Submit & Navigation)
+ */
 import { test, expect } from '@playwright/test';
+import { BASE_URL, TIMEOUT, waitAppSettled, setupLogin } from './helpers';
 
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
+// ==========================================
+// Mock: ข้อมูล Quiz สำหรับ test
+// ==========================================
+async function mockQuizData(page: any) {
+  await page.route('**/lessons/*', async (route: any) => {
+    const mockQuestions = Array.from({ length: 15 }, (_, i) => ({
+      id: i + 1,
+      question: { th: `คำถามข้อที่ ${i + 1}?`, en: `Question ${i + 1}?` },
+      text: { th: `คำถามข้อที่ ${i + 1}?`, en: `Question ${i + 1}?` },
+      choices: [
+        { id: i * 10 + 1, text: { th: 'ก', en: 'A' } },
+        { id: i * 10 + 2, text: { th: 'ข', en: 'B' } },
+        { id: i * 10 + 3, text: { th: 'ค', en: 'C' } }
+      ]
+    }));
 
-async function waitAppSettled(page: any) {
+    await route.fulfill({
-  await page.waitForLoadState('domcontentloaded');
+      status: 200,
-  await page.waitForLoadState('networkidle').catch(() => {});
+      contentType: 'application/json',
-  await page.waitForTimeout(200);
+      body: JSON.stringify({
+        success: true,
+        data: {
+          id: 17,
+          type: 'QUIZ',
+          quiz: {
+            id: 99,
+            title: { th: 'แบบทดสอบปลายภาค (Mock)', en: 'Final Exam (Mock)' },
+            time_limit: 30,
+            questions: mockQuestions
+          }
+        },
+        progress: {}
+      })
+    });
+  });
 }
 
-// ฟังก์ชันจำลองล็อกอิน
+// ==========================================
-async function setupLogin(page: any) {
+// Tests
-  await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
+// ==========================================
-  await waitAppSettled(page);
+test.describe('ระบบห้องเรียนออนไลน์และแบบทดสอบ (Classroom & Quiz)', () => {
-  
-  await page.locator('input[type="email"]').or(page.getByRole('textbox', { name: /อีเมล|email/i })).first().fill('studentedtest@example.com');
-  await page.locator('input[type="password"]').or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i })).first().fill('admin123');
-  await page.getByRole('button', { name: /เข้าสู่ระบบ|login/i }).or(page.locator('button[type="submit"]')).first().click();
-  
-  await page.waitForURL('**/dashboard', { timeout: 15_000 }).catch(() => {});
-  await waitAppSettled(page);
-}
-
-test.describe('ระบบห้องเรียนออนไลน์ (Classroom & Learning)', () => {
 
   test.beforeEach(async ({ page }) => {
     await setupLogin(page);
   });
 
-  test('6.1 เข้าห้องเรียนหลัก (Classroom Basic Layout)', async ({ page }) => {
+  // --------------------------------------------------
-    // สมมติว่ามี Course ID: 1 ทดสอบแบบเปิดหน้าตรงๆ
+  // Section 1: ห้องเรียน (Classroom & Learning)
-    await page.goto(`${BASE_URL}/classroom/learning?course_id=1`);
+  // --------------------------------------------------
+  test.describe('ห้องเรียน (Classroom Layout & Access)', () => {
 
-    // 1. โครงร่างของหน้า (Top Bar) ควรมีปุ่มกลับ กับไอคอนแผงด้านข้าง
+    test('6.1 เข้าห้องเรียนหลัก (Classroom Basic Layout)', async ({ page }) => {
-    const backBtn = page.getByRole('button').filter({ has: page.locator('i.q-icon', { hasText: 'arrow_back' }) }).first();
+      await page.goto(`${BASE_URL}/classroom/learning?course_id=1`);
-    await expect(backBtn).toBeVisible({ timeout: 15_000 });
 
-    const menuCurriculumBtn = page.getByRole('button').filter({ has: page.locator('i.q-icon', { hasText: 'menu_open' }) }).first();
+      // 1. โครงร่างของหน้า — ปุ่มกลับ + ไอคอนแผงด้านข้าง
-    await expect(menuCurriculumBtn).toBeVisible({ timeout: 15_000 });
+      const backBtn = page.getByRole('button').filter({ has: page.locator('i.q-icon', { hasText: 'arrow_back' }) }).first();
+      await expect(backBtn).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
 
-    // 2. เช็คว่ามีพื้นที่ Sidebar หลักสูตร (CurriculumSidebar Component) โผล่ขึ้นมาหรือมีอยู่ใน DOM
+      const menuCurriculumBtn = page.getByRole('button').filter({ has: page.locator('i.q-icon', { hasText: 'menu_open' }) }).first();
-    const sidebar = page.locator('.q-drawer').first();
+      await expect(menuCurriculumBtn).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
-    if (!await sidebar.isVisible()) {
-      await menuCurriculumBtn.click();
-    }
-    await expect(sidebar).toBeVisible();
-  });
 
-  test('6.2 เช็คสถานะการเข้าถึงเนื้อหา (Access Control)', async ({ page }) => {
+      // 2. Sidebar หลักสูตร
-    // ลองสุ่ม Course ID สูงๆ ที่อาจจะไม่อนุญาตให้เรียน (ไม่มีสิทธิ์) ควรรองรับกล่องแจ้งเตือนด้วย Alert ของระบบ
+      const sidebar = page.locator('.q-drawer').first();
-    // ใน learning.vue จะมีการสั่ง `alert(msg)` แต่อาจจะต้องพึ่งกลไก Intercepter
+      if (!await sidebar.isVisible()) {
-    
+        await menuCurriculumBtn.click();
-    page.on('dialog', async dialog => {
+      }
-      // หน้าต่าง Alert ถ้ามีสิทธิ์ไม่อนุญาตมันจะเด้งอันนี้
+      await expect(sidebar).toBeVisible();
-      expect(dialog.message()).toBeTruthy(); 
-      await dialog.accept();
     });
 
-    await page.goto(`${BASE_URL}/classroom/learning?course_id=99999`);
+    test('6.2 เช็คสถานะการเข้าถึงเนื้อหา (Access Control)', async ({ page }) => {
+      page.on('dialog', async dialog => {
+        expect(dialog.message()).toBeTruthy();
+        await dialog.accept();
+      });
 
-    // รอดู Loading หายไป
+      await page.goto(`${BASE_URL}/classroom/learning?course_id=99999`);
-    const loadingMask = page.locator('.animate-pulse, .q-spinner');
+
-    await loadingMask.first().waitFor({ state: 'hidden', timeout: 20_000 }).catch(() => {});
+      const loadingMask = page.locator('.animate-pulse, .q-spinner');
+      await loadingMask.first().waitFor({ state: 'hidden', timeout: TIMEOUT.PAGE_LOAD }).catch(() => {});
+    });
+
+    test('6.3 การแสดงผลช่องวิดีโอ หรือ พื้นที่ทำข้อสอบ (Video / Quiz)', async ({ page }) => {
+      await page.goto(`${BASE_URL}/classroom/learning?course_id=1`);
+
+      const videoLocator = page.locator('video').first();
+      const quizLocator = page.getByText(/เริ่มทำแบบทดสอบ|แบบทดสอบ/i).first();
+      const errorLocator = page.getByText(/ไม่สามารถเข้าถึง/i).first();
+
+      try {
+        await Promise.race([
+          videoLocator.waitFor({ state: 'visible', timeout: TIMEOUT.PAGE_LOAD }),
+          quizLocator.waitFor({ state: 'visible', timeout: TIMEOUT.PAGE_LOAD }),
+          errorLocator.waitFor({ state: 'visible', timeout: TIMEOUT.PAGE_LOAD })
+        ]);
+
+        const isOkay = (await videoLocator.isVisible()) || (await quizLocator.isVisible()) || (await errorLocator.isVisible());
+        expect(isOkay).toBeTruthy();
+      } catch {
+        await page.screenshot({ path: 'tests/e2e/screenshots/classroom-blank-state.png', fullPage: true });
+      }
+    });
   });
 
-  test('6.3 การแสดงผลช่องวิดีโอ (Video Player) หรือ พื้นที่ทำข้อสอบ (Quiz)', async ({ page }) => {
+  // --------------------------------------------------
-    // เข้าหน้าห้องเรียน Course id: 1
+  // Section 2: แบบทดสอบ (Quiz System)
-    await page.goto(`${BASE_URL}/classroom/learning?course_id=1`);
+  // --------------------------------------------------
+  test.describe('แบบทดสอบ (Quiz System)', () => {
 
-    // กรณีที่ 1: อาจแสดง Video ถ้าเป็นบทเรียนวิดีโอ
+    test('7.1 โหลดหน้า Quiz และเริ่มทำข้อสอบได้ (Start Screen)', async ({ page }) => {
-    const videoLocator = page.locator('video').first();
+      await mockQuizData(page);
+      await page.goto(`${BASE_URL}/classroom/quiz?course_id=2&lesson_id=17`);
 
-    // กรณีที่ 2: ถ้าบทแรกเป็น Quiz จะแสดงไอคอนแบบทดสอบ
+      const startBtn = page.getByRole('button', { name: /เริ่มทำแบบทดสอบ|Start/i }).first();
-    const quizLocator = page.getByText(/เริ่มทำแบบทดสอบ|แบบทดสอบ/i).first();
+      await expect(startBtn).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
 
-    // กรณีที่ 3: ไม่มีบทเรียนเนื้อหาใดๆ เลยให้แสดง
+      // กดเริ่มทำ
-    const errorLocator = page.getByText(/ไม่สามารถเข้าถึง/i).first();
+      await startBtn.click();
 
-    try {
+      // เช็คว่าหน้า Taking (คำถามข้อที่ 1) โผล่มา
-       await Promise.race([
+      const questionText = page.locator('h3').first();
-          videoLocator.waitFor({ state: 'visible', timeout: 20_000 }),
+      await expect(questionText).toBeVisible({ timeout: TIMEOUT.ELEMENT });
-          quizLocator.waitFor({ state: 'visible', timeout: 20_000 }),
+    });
-          errorLocator.waitFor({ state: 'visible', timeout: 20_000 })
-       ]);
 
-       const isOkay = (await videoLocator.isVisible()) || (await quizLocator.isVisible()) || (await errorLocator.isVisible());
+    test('7.2 แถบข้อสอบแบ่งหน้า (Pagination — เลื่อนซ้าย/ขวา)', async ({ page }) => {
-       expect(isOkay).toBeTruthy();
+      await mockQuizData(page);
-    } catch {
+      await page.goto(`${BASE_URL}/classroom/quiz?course_id=2&lesson_id=17`);
-       // ถ้าไม่มีเลยใน 20 วิ ถือว่าหน้าอาจจะล้มเหลว หรือเป็น Content เปล่า 
+
-       // ให้ลอง Capture เพื่อเก็บข้อมูลไปใช้งาน
+      const startBtn = page.getByRole('button', { name: /เริ่มทำแบบทดสอบ|Start/i }).first();
-       await page.screenshot({ path: 'tests/e2e/screenshots/classroom-blank-state.png', fullPage: true });
+      await expect(startBtn).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
-    }
+      await startBtn.click();
+
+      // ลูกศรเลื่อนหน้าข้อสอบ
+      const nextPaginationPageBtn = page.locator('button').filter({ has: page.locator('i.q-icon:has-text("chevron_right")') }).first();
+
+      if (await nextPaginationPageBtn.isVisible()) {
+        await expect(nextPaginationPageBtn).toBeEnabled();
+        await nextPaginationPageBtn.click();
+
+        // ข้อที่ 11 ต้องแสดง
+        const question11Btn = page.locator('button').filter({ hasText: /^11$/ }).first();
+        await expect(question11Btn).toBeVisible();
+      }
+    });
+
+    test('7.3 การแสดงผลปุ่มถัดไป/ส่งคำตอบ (Submit & Navigation UI)', async ({ page }) => {
+      await mockQuizData(page);
+      await page.goto(`${BASE_URL}/classroom/quiz?course_id=2&lesson_id=17`);
+
+      const startBtn = page.getByRole('button', { name: /เริ่มทำแบบทดสอบ|Start/i }).first();
+      await expect(startBtn).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
+      await startBtn.click();
+
+      // รอคำถามโหลดเสร็จ
+      await expect(page.locator('h3').first()).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+
+      const submitBtn = page.locator('button').filter({ hasText: /(ส่งคำตอบ|Submit)/i }).first();
+      const nextBtn = page.locator('button').filter({ hasText: /(ถัดไป|Next)/i }).first();
+
+      // ข้อแรกต้องมีปุ่มถัดไปหรือปุ่มส่ง
+      await expect(submitBtn.or(nextBtn)).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+    });
   });
-
 });

Frontend-Learner/tests/e2e/discovery.spec.ts

@@ -1,91 +1,103 @@
+/**
+ * @file discovery.spec.ts
+ * @description ทดสอบหมวดหน้าค้นหาคอร์สและผลลัพธ์ (Discovery & Browse)
+ */
 import { test, expect } from '@playwright/test';
-
+import { BASE_URL, TIMEOUT, waitAppSettled } from './helpers';
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
 
 test.describe('หมวดหน้าค้นหาคอร์สและผลลัพธ์ (Discovery & Browse)', () => {
 
   test.describe('ส่วนหน้าแรก (Home)', () => {
     test('โหลดหน้าแรก และตรวจสอบแสดงผลครบถ้วน (Hero, Cards, Categories)', async ({ page }) => {
       await page.goto(BASE_URL);
+      await waitAppSettled(page);
+
       const heroTitle = page.locator('h1, h2, .hero-title').first();
-      await expect(heroTitle).toBeVisible({ timeout: 15_000 });
+      await expect(heroTitle).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
 
       const ctaButton = page.locator('a[href="/browse"]').first();
       if (await ctaButton.isVisible()) {
-          await expect(ctaButton).toBeVisible();
+        await expect(ctaButton).toBeVisible();
       }
 
       const courseSectionHeading = page.getByText(/คอร์สออนไลน์|Online Courses/i).first();
-      await expect(courseSectionHeading).toBeVisible({ timeout: 10_000 });
+      await expect(courseSectionHeading).toBeVisible({ timeout: TIMEOUT.ELEMENT });
 
       const allCategoryBtn = page.getByRole('button', { name: /ทั้งหมด|All/i }).first();
       await expect(allCategoryBtn).toBeVisible();
 
       const courseCards = page.locator('div.cursor-pointer').filter({ has: page.locator('img') });
-      await expect(courseCards.first()).toBeVisible({ timeout: 15_000 });
+      await expect(courseCards.first()).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
       expect(await courseCards.count()).toBeGreaterThan(0);
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/discovery-home.png', fullPage: true });
     });
   });
 
   test.describe('ส่วนค้นหาและแคตตาล็อก (Browse)', () => {
     test('ค้นหาหลักสูตร (Search Course)', async ({ page }) => {
       await page.goto(`${BASE_URL}/browse`);
-      const searchInput = page.locator('input[placeholder="ค้นหาคอร์ส..."]').first();
+      await waitAppSettled(page);
-      await searchInput.fill('การเขียนโปรแกรม');
-      await searchInput.press('Enter');
 
-      // ในหน้า browse จะใช้ <NuxtLink> ซึ่ง render เป็น tag <a>
+      const searchInput = page.locator('input[placeholder="ค้นหาคอร์ส..."]').first();
+      await expect(searchInput).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+      await searchInput.fill('Python');
+      await searchInput.press('Enter');
+      await waitAppSettled(page);
+
+      // ต้องเจออย่างใดอย่างหนึ่ง: ผลลัพธ์คอร์ส หรือ empty state
       const searchResults = page.locator('a[href*="/course/"]').filter({ has: page.locator('img') }).first();
-      await expect(searchResults).toBeVisible({ timeout: 15_000 });
+      const emptyState = page.getByText(/ไม่พบ|ไม่เจอ|No result|not found/i).first()
+        .or(page.locator('i.q-icon').filter({ hasText: 'search_off' }).first());
+
+      await expect(searchResults.or(emptyState)).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/discovery-search.png', fullPage: true });
     });
 
     test('ตัวกรองหมวดหมู่คอร์ส (Category Filter)', async ({ page }) => {
       await page.goto(`${BASE_URL}/browse`);
+      await waitAppSettled(page);
+
       const categoryButton = page.locator('button').filter({ hasText: 'การออกแบบ' }).first();
 
       if (await categoryButton.isVisible()) {
         await categoryButton.click();
-        // ในหน้า browse จะใช้ <NuxtLink> ซึ่ง render เป็น tag <a>
         const courseCard = page.locator('a[href*="/course/"]').filter({ has: page.locator('img') }).first();
-        await expect(courseCard).toBeVisible({ timeout: 15_000 });
+        await expect(courseCard).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
       }
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/discovery-filter.png', fullPage: true });
     });
   });
 
   test.describe('หน้ารายละเอียดคอร์ส (Course Detail)', () => {
     test('โหลดเนื้อหาวิชา (Curriculum) แถบรายละเอียดขึ้นปกติ', async ({ page }) => {
-      await page.goto(`${BASE_URL}`);
+      await page.goto(`${BASE_URL}/course/1`);
-      const courseCard = page.locator('div.cursor-pointer').filter({ has: page.locator('img') }).first();
+      await waitAppSettled(page);
-      await expect(courseCard).toBeVisible({ timeout: 10_000 });
-      // Get URL from navigating when clicking the div or finding another link. Since it's a div, we cannot easily get href.
-      // So let's click it or fallback to /course/1
-      const targetUrl = '/course/1';
-      
-      await page.goto(`${BASE_URL}${targetUrl}`);
 
       const courseTitle = page.locator('h1').first();
-      await expect(courseTitle).toBeVisible({ timeout: 15_000 });
+      await expect(courseTitle).toBeVisible({ timeout: TIMEOUT.PAGE_LOAD });
 
       const curriculumTab = page.getByRole('tab', { name: /เนื้อหาวิชา|ส่วนหลักสูตร|Curriculum/i }).first();
       if (await curriculumTab.isVisible()) {
-          await curriculumTab.click();
+        await curriculumTab.click();
       }
 
       const lessonItems = page.locator('.q-expansion-item, .lesson-item, [role="listitem"]');
       await expect(lessonItems.first()).toBeVisible().catch(() => {});
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/discovery-curriculum.png', fullPage: true });
     });
 
     test('การแสดงผลปุ่ม เข้าเรียน/ลงทะเบียน (Enroll / Start Learning)', async ({ page }) => {
-      await page.goto(`${BASE_URL}`);
+      await page.goto(`${BASE_URL}/course/1`);
-      const courseCard = page.locator('div.cursor-pointer').filter({ has: page.locator('img') }).first();
+      await waitAppSettled(page);
-      await expect(courseCard).toBeVisible({ timeout: 10_000 });
-      const targetUrl = '/course/1';
-      
-      await page.goto(`${BASE_URL}${targetUrl}`);
-      await page.waitForLoadState('networkidle').catch(() => {});
 
       const enrollStartBtn = page.locator('button').filter({ hasText: /(เข้าสู่ระบบ|ลงทะเบียน|เข้าเรียน|เรียนต่อ|ซื้อ|ฟรี|Enroll|Start|Buy|Login)/i }).first();
-      await expect(enrollStartBtn).toBeVisible({ timeout: 10_000 });
+      await expect(enrollStartBtn).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/discovery-enroll-btn.png', fullPage: true });
     });
   });
 });

Frontend-Learner/tests/e2e/forgot-password.spec.ts

@@ -1,102 +0,0 @@
-import { test, expect, type Page } from '@playwright/test';
-
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
-
-// ✅ หน้าจริงคือ /auth/forgot-password (อ้างอิงจากรูป)
-const FORGOT_URL = `${BASE_URL}/auth/forgot-password`;
-
-async function waitAppSettled(page: Page) {
-  await page.waitForLoadState('domcontentloaded');
-  await page.waitForLoadState('networkidle').catch(() => {});
-  await page.waitForTimeout(200);
-}
-
-function emailInput(page: Page) {
-  // เผื่อบางที input ไม่ได้ type=email แต่เป็น textbox ธรรมดา
-  return page.locator('input[type="email"]').or(page.getByRole('textbox')).first();
-}
-
-function submitBtn(page: Page) {
-  // ปุ่มในรูปเป็น “ส่งลิงก์รีเซ็ต”
-  return page.getByRole('button', { name: /ส่งลิงก์รีเซ็ต/i }).first();
-}
-
-function backToLoginLink(page: Page) {
-  // ในรูปเป็นลิงก์ “กลับไปหน้าเข้าสู่ระบบ”
-  return page.getByRole('link', { name: /กลับไปหน้าเข้าสู่ระบบ/i }).first();
-}
-
-test.describe('หน้าลืมรหัสผ่าน (Forgot Password)', () => {
-  test.beforeEach(async ({ page }) => {
-    await page.goto(FORGOT_URL, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-  });
-
-  test('3.1 โหลดหน้าลืมรหัสผ่านได้ครบถ้วน (Smoke Test)', async ({ page }) => {
-    await expect(page.getByRole('heading', { name: /ลืมรหัสผ่าน/i })).toBeVisible();
-    await expect(emailInput(page)).toBeVisible();
-    await expect(submitBtn(page)).toBeVisible();
-    await expect(backToLoginLink(page)).toBeVisible();
-
-    await page.screenshot({ path: 'tests/e2e/screenshots/forgot-01-smoke.png', fullPage: true });
-  });
-
-  test('3.2 Validation: ใส่อีเมลภาษาไทยแล้วขึ้น Error', async ({ page }) => {
-    await emailInput(page).fill('ฟฟฟฟ');
-
-    // trigger blur
-    await page.getByRole('heading', { name: /ลืมรหัสผ่าน/i }).click();
-
-    // ข้อความจริงในระบบ “ห้ามใส่ภาษาไทย”
-    const err = page.getByText(/ห้ามใส่ภาษาไทย/i).first();
-    await expect(err).toBeVisible({ timeout: 10_000 });
-
-    await page.screenshot({ path: 'tests/e2e/screenshots/forgot-02-thai-email.png', fullPage: true });
-  });
-
-  test('3.3 กดลิงก์กลับไปหน้า Login ได้', async ({ page }) => {
-    await backToLoginLink(page).click();
-    await page.waitForURL('**/auth/login', { timeout: 10_000 });
-    await expect(page).toHaveURL(/\/auth\/login/i);
-
-    await page.screenshot({ path: 'tests/e2e/screenshots/forgot-03-back-login.png', fullPage: true });
-  });
-
-  test('3.4 ทดลองส่งลิงก์รีเซ็ตรหัสผ่าน (API Mock)', async ({ page }) => {
-    // ✅ ดัก request แบบกว้างขึ้น: POST ที่ URL มี forgot/reset
-    await page.route('**/*', async (route) => {
-      const req = route.request();
-      const url = req.url();
-      const method = req.method();
-
-      const looksLikeForgotApi =
-        method === 'POST' &&
-        /forgot|reset/i.test(url) &&
-        // กันไม่ให้ไป intercept asset
-        !/\.(png|jpg|jpeg|webp|svg|css|js|map)$/i.test(url);
-
-      if (looksLikeForgotApi) {
-        await route.fulfill({
-          status: 200,
-          contentType: 'application/json',
-          body: JSON.stringify({ success: true, data: { message: 'Reset link sent' } }),
-        });
-        return;
-      }
-
-      await route.continue();
-    });
-
-    await emailInput(page).fill('test@gmail.com');
-    await submitBtn(page).click();
-
-    // ✅ ตรวจหน้าสำเร็จตามที่คุณคาดหวัง
-    await expect(page.getByText(/ส่งลิงก์เรียบร้อยแล้ว/i, { exact: false })).toBeVisible({ timeout: 10_000 });
-    await expect(page.getByText(/กรุณาตรวจสอบกล่องจดหมาย/i, { exact: false })).toBeVisible();
-
-    // ปุ่ม “ส่งอีกครั้ง” (ถ้ามี)
-    await expect(page.getByRole('button', { name: /ส่งอีกครั้ง/i })).toBeVisible({ timeout: 10_000 }).catch(() => {});
-
-    await page.screenshot({ path: 'tests/e2e/screenshots/forgot-04-mock-success.png', fullPage: true });
-  });
-});

Frontend-Learner/tests/e2e/helpers.ts

@@ -0,0 +1,129 @@
+/**
+ * @file helpers.ts
+ * @description Shared E2E test helpers — ฟังก์ชันที่ใช้ร่วมกันในทุกไฟล์ test
+ * รวม: waitAppSettled, login helpers, common locators, constants
+ */
+import { type Page, type Locator, expect } from '@playwright/test';
+
+// ==========================================
+// Constants
+// ==========================================
+export const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
+export const TEST_EMAIL = 'studentedtest@example.com';
+export const TEST_PASSWORD = 'admin123';
+
+/** Timeout configs — ปรับค่าได้ที่เดียว */
+export const TIMEOUT: Record<string, number> = {
+  /** รอหน้าโหลด */
+  PAGE_LOAD: 15_000,
+  /** รอ login + redirect */
+  LOGIN: 25_000,
+  /** รอ element แสดงผล */
+  ELEMENT: 12_000,
+  /** รอ network settle */
+  SETTLE: 300,
+};
+
+// ==========================================
+// Wait Helpers
+// ==========================================
+
+/**
+ * รอให้แอปโหลดเสร็จสมบูรณ์ (DOM + Network + hydration)
+ */
+export async function waitAppSettled(page: Page, ms = TIMEOUT.SETTLE) {
+  await page.waitForLoadState('domcontentloaded');
+  await page.waitForLoadState('networkidle').catch(() => {});
+  await page.waitForTimeout(ms);
+}
+
+/**
+ * รอจนกว่า locator ใดก็ได้ใน array จะ visible
+ * @throws เมื่อไม่มี locator ไหน visible ภายใน timeout
+ */
+export async function expectAnyVisible(
+  page: Page,
+  locators: Locator[],
+  timeout = TIMEOUT.PAGE_LOAD
+) {
+  const start = Date.now();
+  while (Date.now() - start < timeout) {
+    for (const loc of locators) {
+      try {
+        if (await loc.isVisible()) return;
+      } catch { /* locator detached / stale — ลองใหม่ */ }
+    }
+    await page.waitForTimeout(200);
+  }
+  throw new Error(
+    `None of the expected locators became visible within ${timeout}ms`
+  );
+}
+
+// ==========================================
+// Login Locators
+// ==========================================
+
+export function emailLocator(page: Page): Locator {
+  return page
+    .locator('input[type="email"]')
+    .or(page.getByRole('textbox', { name: /อีเมล|email/i }))
+    .first();
+}
+
+export function passwordLocator(page: Page): Locator {
+  return page
+    .locator('input[type="password"]')
+    .or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i }))
+    .first();
+}
+
+export function loginButtonLocator(page: Page): Locator {
+  return page
+    .getByRole('button', { name: /เข้าสู่ระบบ|login/i })
+    .or(page.locator('button[type="submit"]'))
+    .first();
+}
+
+// ==========================================
+// Login Flow
+// ==========================================
+
+/**
+ * ล็อกอินด้วย test account — ใช้ใน beforeEach ของ tests ที่ต้อง authenticate
+ *
+ * @param page  — Playwright Page
+ * @param opts  — ตัวเลือกเสริม
+ * @param opts.assertDashboard — (default: true) ถ้า true จะ assert ว่าเข้า dashboard สำเร็จ
+ *
+ * @throws หาก login ล้มเหลวหรือไม่ถึง dashboard
+ */
+export async function setupLogin(
+  page: Page,
+  opts: { assertDashboard?: boolean } = {}
+) {
+  const { assertDashboard = true } = opts;
+
+  await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
+  await waitAppSettled(page);
+
+  // กรอกข้อมูล
+  await emailLocator(page).fill(TEST_EMAIL);
+  await passwordLocator(page).fill(TEST_PASSWORD);
+  await loginButtonLocator(page).click();
+
+  // รอ redirect ไป dashboard
+  await page.waitForURL('**/dashboard', { timeout: TIMEOUT.LOGIN });
+  await waitAppSettled(page);
+
+  if (assertDashboard) {
+    // ยืนยันว่าเข้า dashboard ได้จริง
+    const evidence = [
+      page.locator('.q-page-container').first(),
+      page.locator('.q-drawer').first(),
+      page.locator('img[src*="avataaars"]').first(),
+      page.locator('img[alt],[alt="User Avatar"]').first(),
+    ];
+    await expectAnyVisible(page, evidence, TIMEOUT.PAGE_LOAD);
+  }
+}

Frontend-Learner/tests/e2e/login.spec.ts

@@ -1,122 +0,0 @@
-import { test, expect, type Page, type Locator } from '@playwright/test';
-
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
-
-// ใช้ account ตามที่คุณให้มา
-const EMAIL = 'studentedtest@example.com';
-const PASSWORD = 'admin123';
-
-async function waitAppSettled(page: Page) {
-  await page.waitForLoadState('domcontentloaded');
-  await page.waitForLoadState('networkidle').catch(() => {});
-  await page.waitForTimeout(200);
-}
-
-function emailLocator(page: Page): Locator {
-  return page
-    .locator('input[type="email"]')
-    .or(page.getByRole('textbox', { name: /อีเมล|email/i }))
-    .first();
-}
-
-function passwordLocator(page: Page): Locator {
-  return page
-    .locator('input[type="password"]')
-    .or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i }))
-    .first();
-}
-
-function loginButtonLocator(page: Page): Locator {
-  return page
-    .getByRole('button', { name: /เข้าสู่ระบบ|login/i })
-    .or(page.locator('button[type="submit"]'))
-    .first();
-}
-
-async function expectAnyVisible(page: Page, locators: Locator[], timeout = 20_000) {
-  const start = Date.now();
-  while (Date.now() - start < timeout) {
-    for (const loc of locators) {
-      try {
-        if (await loc.isVisible()) return;
-      } catch {}
-    }
-    await page.waitForTimeout(200);
-  }
-  throw new Error('None of the expected dashboard locators became visible.');
-}
-
-test.describe('Login -> Dashboard', () => {
-  test('Success Login แล้วเข้า /dashboard ได้', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await emailLocator(page).fill(EMAIL);
-    await passwordLocator(page).fill(PASSWORD);
-    await loginButtonLocator(page).click();
-
-    await page.waitForURL('**/dashboard', { timeout: 25_000 });
-    await waitAppSettled(page);
-
-    // ✅ ใช้ Locator ที่พบเจอแน่นอนใน Layout/Page โดยไม่ยึดติดกับภาษาปัจจุบัน (I18n)
-    const dashboardEvidence = [
-      // มองหา Layout container ฝั่ง Dashboard
-      page.locator('.q-page-container').first(),
-      page.locator('.q-drawer').first(),
-      // มองหารูปโปรไฟล์ (UserAvatar) 
-      page.locator('img[src*="avataaars"]').first(),
-      page.locator('img[alt],[alt="User Avatar"]').first()
-    ];
-
-    await expectAnyVisible(page, dashboardEvidence, 20_000);
-
-    await page.screenshot({ path: 'tests/e2e/screenshots/login-to-dashboard.png', fullPage: true });
-  });
-
-  test('Invalid Email - Thai characters (พิมพ์ภาษาไทย)', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await emailLocator(page).fill('ทดสอบภาษาไทย');
-    await passwordLocator(page).fill(PASSWORD);
-
-    const errorHint = page.getByText('ห้ามใส่ภาษาไทย');
-
-    await expect(errorHint.first()).toBeVisible({ timeout: 12_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/login-thai-email.png', fullPage: true });
-  });
-
-  test('Invalid Email Format (อีเมลผิดรูปแบบ)', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    // *สำคัญ*: HTML5 จะดักจับ invalid-email-format ตั้งแต่กด Submit (native validation)
-    // ทำให้ Vue Form ไม่เริ่มทำงาน
-    // ดังนั้นเพื่อให้ทดสอบเจอ Error จาก useFormValidation จริงๆ เราใช้ 'test@domain'
-    // ซึ่ง HTML5 <input type="email"> ปล่อยผ่าน แต่ /regex/ ของระบบตรวจเจอว่าไม่มี .com
-    await emailLocator(page).fill('test@domain');
-    await passwordLocator(page).fill(PASSWORD);
-    await loginButtonLocator(page).click();
-    await waitAppSettled(page);
-
-    const errorHint = page.getByText('กรุณากรอกอีเมลให้ถูกต้อง (you@example.com)');
-
-    await expect(errorHint.first()).toBeVisible({ timeout: 12_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/login-invalid-email.png', fullPage: true });
-  });
-
-  test('Wrong Password (รหัสผ่านผิด หรืออีเมลไม่ถูกต้องในระบบ)', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await emailLocator(page).fill(EMAIL);
-    await passwordLocator(page).fill('wrong-password-123');
-    await loginButtonLocator(page).click();
-    await waitAppSettled(page);
-
-    const errorHint = page.getByText('กรุณาเช็ค Email หรือ รหัสผ่านใหม่อีกครั้ง');
-
-    await expect(errorHint.first()).toBeVisible({ timeout: 12_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/login-wrong-password.png', fullPage: true });
-  });
-});

Frontend-Learner/tests/e2e/quiz.spec.ts

@@ -1,125 +0,0 @@
-import { test, expect } from '@playwright/test';
-
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
-
-async function waitAppSettled(page: any) {
-  await page.waitForLoadState('domcontentloaded');
-  await page.waitForLoadState('networkidle').catch(() => {});
-  await page.waitForTimeout(200);
-}
-
-// ฟังก์ชันจำลองล็อกอิน (เพราะทำข้อสอบต้องล็อกอินเสมอ)
-async function setupLogin(page: any) {
-  await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-  await waitAppSettled(page);
-  
-  await page.locator('input[type="email"]').or(page.getByRole('textbox', { name: /อีเมล|email/i })).first().fill('studentedtest@example.com');
-  await page.locator('input[type="password"]').or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i })).first().fill('admin123');
-  await page.getByRole('button', { name: /เข้าสู่ระบบ|login/i }).or(page.locator('button[type="submit"]')).first().click();
-  
-  await page.waitForURL('**/dashboard', { timeout: 15_000 }).catch(() => {});
-  await waitAppSettled(page);
-}
-
-// ฟังก์ชัน Mock ข้อมูลข้อสอบให้ Playwright ไม่ต้องไปดึงจากฐานข้อมูลจริงๆ (เพื่อป้องกันปัญหาคอร์ส/บทเรียนไม่มีอยู่จริง)
-async function mockQuizData(page: any) {
-  await page.route('**/lessons/*', async (route: any) => {
-    // สมมติข้อมูลข้อสอบจำลองให้มี 15 ข้อเพื่อเทส Pagination ได้
-    const mockQuestions = Array.from({ length: 15 }, (_, i) => ({
-      id: i + 1,
-      question: { th: `คำถามข้อที่ ${i + 1}?`, en: `Question ${i + 1}?` },
-      text: { th: `คำถามข้อที่ ${i + 1}?`, en: `Question ${i + 1}?` },
-      choices: [
-        { id: i * 10 + 1, text: { th: 'ก', en: 'A' } },
-        { id: i * 10 + 2, text: { th: 'ข', en: 'B' } },
-        { id: i * 10 + 3, text: { th: 'ค', en: 'C' } }
-      ]
-    }));
-
-    await route.fulfill({
-      status: 200,
-      contentType: 'application/json',
-      body: JSON.stringify({
-        success: true,
-        data: {
-          id: 17,
-          type: 'QUIZ',
-          quiz: {
-            id: 99,
-            title: { th: 'แบบทดสอบปลายภาค (Mock)', en: 'Final Exam (Mock)' },
-            time_limit: 30,
-            questions: mockQuestions
-          }
-        },
-        progress: {}
-      })
-    });
-  });
-}
-
-test.describe('ระบบทำแบบทดสอบ (Quiz System)', () => {
-    
-  test.beforeEach(async ({ page }) => {
-    // ต้อง Login ก่อนเรียน!
-    await setupLogin(page);
-  });
-
-  test('โหลดหน้า Quiz และคลิกระบบเริ่มทำข้อสอบได้ (Start Screen)', async ({ page }) => {
-    await mockQuizData(page);
-
-    // สมมติเอาที่ quiz ใน course 2 lesson 17 (ซึ่ง API เสาะหาจะถูกดักจับและ Mock ไว้ด้านบนแล้ว)
-    await page.goto(`${BASE_URL}/classroom/quiz?course_id=2&lesson_id=17`);
-
-    // หน้าจอ Start Screen ต้องขึ้นมา
-    const startBtn = page.getByRole('button', { name: /เริ่มทำแบบทดสอบ|Start/i }).first();
-    await expect(startBtn).toBeVisible({ timeout: 15_000 });
-    
-    // ลองกดเริ่มทำ
-    await startBtn.click();
-
-    // เช็คว่าหน้า Taking (พื้นที่ทำข้อสอบข้อที่ 1) โผล่มา
-    const questionText = page.locator('h3').first(); // ชื่อคำถาม
-    await expect(questionText).toBeVisible({ timeout: 10_000 });
-  });
-
-  test('ทดสอบระบบแถบข้อสอบ แบ่งหน้า (Pagination - เลื่อนซ้าย/ขวา)', async ({ page }) => {
-    await mockQuizData(page);
-    await page.goto(`${BASE_URL}/classroom/quiz?course_id=2&lesson_id=17`);
-    
-    // เข้าเมนูแบบทดสอบ
-    const startBtn = page.getByRole('button', { name: /เริ่มทำแบบทดสอบ|Start/i }).first();
-    await expect(startBtn).toBeVisible({ timeout: 15_000 });
-    await startBtn.click();
-
-    // เช็คว่ามีลูกศรเลื่อนหน้าข้อสอบ (Paginations) สำหรับแบบทดสอบเกิน 10 ข้อที่สร้างมาใหม่
-    const nextPaginationPageBtn = page.locator('button').filter({ has: page.locator('i.q-icon:has-text("chevron_right")') }).first();
-    
-    if (await nextPaginationPageBtn.isVisible()) {
-        // หากปุ่มแสดง (บอกว่ามีข้อสอบหลายหน้า) ลองกดข้าม
-        await expect(nextPaginationPageBtn).toBeEnabled();
-        await nextPaginationPageBtn.click();
-        
-        // เช็คว่ากดแล้ว ข้อที่ 11 โผล่มา
-        const question11Btn = page.locator('button').filter({ hasText: /^11$/ }).first();
-        await expect(question11Btn).toBeVisible();
-    }
-  });
-
-  test('การแสดงผลปุ่มถัดไป/ส่งคำตอบ (Submit & Navigation UI)', async ({ page }) => {
-    await mockQuizData(page);
-    await page.goto(`${BASE_URL}/classroom/quiz?course_id=2&lesson_id=17`);
-    const startBtn = page.getByRole('button', { name: /เริ่มทำแบบทดสอบ|Start/i }).first();
-    await expect(startBtn).toBeVisible({ timeout: 15_000 });
-    await startBtn.click();
-
-    // รอให้หน้าโหลดคำถามเสร็จก่อน ค่อยหาปุ่ม
-    await expect(page.locator('h3').first()).toBeVisible({ timeout: 10_000 });
-
-    const submitBtn = page.locator('button').filter({ hasText: /(ส่งคำตอบ|Submit)/i }).first();
-    const nextBtn = page.locator('button').filter({ hasText: /(ถัดไป|Next)/i }).first();
-    
-    // แบบทดสอบข้อแรก ต้องมีปุ่ม ถัดไป(Next) หรือปุ่มส่ง ถ้ามีแค่ 1 ข้อ
-    await expect(submitBtn.or(nextBtn)).toBeVisible({ timeout: 10_000 });
-  });
-
-});

Frontend-Learner/tests/e2e/register.spec.ts

@@ -1,241 +0,0 @@
-import { test, expect, type Page, type Locator } from '@playwright/test';
-
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
-
-async function waitAppSettled(page: Page) {
-  await page.waitForLoadState('domcontentloaded');
-  await page.waitForLoadState('networkidle').catch(() => {});
-  await page.waitForTimeout(250);
-}
-
-// ===== Anchors / Scope =====
-function headingRegister(page: Page) {
-  return page.getByRole('heading', { name: 'สร้างบัญชีผู้ใช้งาน' });
-}
-
-// ===== Inputs (ตาม snapshot ที่คุณส่งมา) =====
-function usernameInput(page: Page): Locator {
-  // snapshot: textbox "username"
-  return page.getByRole('textbox', { name: 'username' }).first();
-}
-
-function emailInput(page: Page): Locator {
-  // snapshot: textbox "student@example.com"
-  return page.getByRole('textbox', { name: 'student@example.com' }).first();
-}
-
-function prefixCombobox(page: Page): Locator {
-  // snapshot: combobox มี option นาย/นาง/นางสาว
-  return page.getByRole('combobox').first();
-}
-
-function firstNameInput(page: Page): Locator {
-  // snapshot: label "ชื่อ *" + textbox
-  return page.getByText(/^ชื่อ\s*\*$/).locator('..').getByRole('textbox').first();
-}
-
-function lastNameInput(page: Page): Locator {
-  return page.getByText(/^นามสกุล\s*\*$/).locator('..').getByRole('textbox').first();
-}
-
-function phoneInput(page: Page): Locator {
-  return page.getByText(/^เบอร์โทรศัพท์\s*\*$/).locator('..').getByRole('textbox').first();
-}
-
-function passwordInput(page: Page): Locator {
-  // snapshot: label "รหัสผ่าน *" + textbox (มีปุ่ม visibility อยู่ข้างๆ)
-  return page.getByText(/^รหัสผ่าน\s*\*$/).locator('..').getByRole('textbox').first();
-}
-
-function confirmPasswordInput(page: Page): Locator {
-  return page.getByText(/^ยืนยันรหัสผ่าน\s*\*$/).locator('..').getByRole('textbox').first();
-}
-
-function submitButton(page: Page): Locator {
-  return page.getByRole('button', { name: 'สร้างบัญชี' });
-}
-
-function loginLink(page: Page): Locator {
-  return page.getByRole('link', { name: 'เข้าสู่ระบบ' });
-}
-
-function errorBox(page: Page): Locator {
-  // ทั้ง field message และ notification/toast/alert
-  return page.locator(
-    ['.q-field__messages', '.q-field__bottom', '.text-negative', '.q-notification', '.q-banner', '[role="alert"]'].join(
-      ', '
-    )
-  );
-}
-
-async function pickPrefix(page: Page, value: 'นาย' | 'นาง' | 'นางสาว' = 'นาย') {
-  const combo = prefixCombobox(page);
-
-  // ถ้าเป็น <select> จริง selectOption จะเวิร์คทันที
-  await combo.selectOption({ label: value }).catch(async () => {
-    // fallback: คลิกแล้วเลือก option
-    await combo.click();
-    await page.getByRole('option', { name: value }).click();
-  });
-}
-
-// ===== Test data =====
-function uniqueUser() {
-  const n = Date.now().toString().slice(-6);
-
-  // ✅ แก้ปัญหา "Phone number already exists" ด้วยเบอร์สุ่มไม่ซ้ำ
-  // รูปแบบ 09xxxxxxxx (10 หลัก)
-  const rand8 = Math.floor(Math.random() * 1e8).toString().padStart(8, '0');
-  const phone = `09${rand8}`;
-
-  return {
-    username: `e2e_user_${n}`,
-    email: `e2e_${n}@example.com`,
-    firstName: 'ทดสอบ',
-    lastName: 'ระบบ',
-    phone,
-    password: 'Admin12345!',
-  };
-}
-
-// ================== TESTS ==================
-test.describe('Register Page (auth/register)', () => {
-  test('หน้า Register ต้องโหลดได้ (Smoke)', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await expect(headingRegister(page)).toBeVisible({ timeout: 15_000 });
-    await expect(submitButton(page)).toBeVisible({ timeout: 15_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/register-page.png', fullPage: true });
-  });
-
-  test('ลิงก์ "เข้าสู่ระบบ" ต้องกดแล้วไปหน้า login ได้', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await loginLink(page).click();
-    await page.waitForURL('**/auth/login', { timeout: 15_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/register-go-login.png', fullPage: true });
-  });
-
-  test('สมัครสมาชิกสำเร็จ (Happy Path) → redirect ไป /auth/login', async ({ page }) => {
-    const u = uniqueUser();
-
-    await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await usernameInput(page).fill(u.username);
-    await emailInput(page).fill(u.email);
-    await pickPrefix(page, 'นาย');
-
-    await firstNameInput(page).fill(u.firstName);
-    await lastNameInput(page).fill(u.lastName);
-    await phoneInput(page).fill(u.phone);
-
-    await passwordInput(page).fill(u.password);
-    await confirmPasswordInput(page).fill(u.password);
-
-    await submitButton(page).click();
-    await waitAppSettled(page);
-
-    // ✅ รอ 3 อย่าง: ไป login / success toast / error
-    const navToLogin = page
-      .waitForURL('**/auth/login', { timeout: 25_000, waitUntil: 'domcontentloaded' })
-      .then(() => 'login' as const)
-      .catch(() => null);
-
-    const successToast = page
-      .getByText(/สมัครสมาชิกสำเร็จ|success/i, { exact: false })
-      .first()
-      .waitFor({ state: 'visible', timeout: 25_000 })
-      .then(() => 'success' as const)
-      .catch(() => null);
-
-    const anyError = errorBox(page)
-      .first()
-      .waitFor({ state: 'visible', timeout: 25_000 })
-      .then(() => 'error' as const)
-      .catch(() => null);
-
-    const result = await Promise.race([navToLogin, successToast, anyError]);
-
-    // ถ้ามี error ให้ fail พร้อม log ชัดๆ
-    if (result === 'error') {
-      const errs = await errorBox(page).allInnerTexts().catch(() => []);
-      await page.screenshot({ path: 'tests/e2e/screenshots/register-happy-error.png', fullPage: true });
-      throw new Error(`Register did not redirect. Errors: ${errs.join(' | ')}`);
-    }
-
-    // ถ้ามีแต่ toast success แต่ยังไม่ redirect ให้ไปหน้า login เอง (ตาม flow ที่คุณต้องการ)
-    if (!page.url().includes('/auth/login')) {
-      const hasSuccess = await page
-        .getByText(/สมัครสมาชิกสำเร็จ/i, { exact: false })
-        .first()
-        .isVisible()
-        .catch(() => false);
-
-      if (hasSuccess) {
-        await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-        await waitAppSettled(page);
-      }
-    }
-
-    // ✅ สุดท้ายต้องอยู่หน้า /auth/login แน่นอน
-    await expect(page).toHaveURL(/\/auth\/login/i, { timeout: 15_000 });
-
-    // ✅ แก้ strict mode: ระบุให้ชัดว่าเป็น heading และ button
-    await expect(page.getByRole('heading', { name: 'เข้าสู่ระบบ' })).toBeVisible({ timeout: 15_000 });
-    await expect(page.getByRole('button', { name: 'เข้าสู่ระบบ' })).toBeVisible({ timeout: 15_000 });
-
-    // optional: การ์ด TEST ACCOUNT (ถ้ามี)
-    await expect(page.getByText(/TEST ACCOUNT/i, { exact: false }))
-      .toBeVisible({ timeout: 10_000 })
-      .catch(() => {});
-
-    await page.screenshot({ path: 'tests/e2e/screenshots/register-redirect-login.png', fullPage: true });
-  });
-
-  test('Invalid Email - ใส่ภาษาไทย ต้องขึ้น error', async ({ page }) => {
-    await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await emailInput(page).fill('ทดสอบภาษาไทย');
-    await usernameInput(page).click(); // blur trigger
-
-    const err = page
-      .getByText(/ห้ามใส่ภาษาไทย|อีเมลไม่ถูกต้อง|รูปแบบอีเมล/i, { exact: false })
-      .or(errorBox(page).filter({ hasText: /ไทย|อีเมล|email|invalid/i }));
-
-    await expect(err.first()).toBeVisible({ timeout: 12_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/register-invalid-email-thai.png', fullPage: true });
-  });
-
-  test('Password ไม่ตรงกัน ต้องขึ้น error (ต้องกดสร้างบัญชีก่อน)', async ({ page }) => {
-    const u = uniqueUser();
-
-    await page.goto(`${BASE_URL}/auth/register`, { waitUntil: 'domcontentloaded' });
-    await waitAppSettled(page);
-
-    await usernameInput(page).fill(u.username);
-    await emailInput(page).fill(u.email);
-    await pickPrefix(page, 'นาย');
-
-    await firstNameInput(page).fill(u.firstName);
-    await lastNameInput(page).fill(u.lastName);
-    await phoneInput(page).fill(u.phone);
-
-    await passwordInput(page).fill('Admin12345!');
-    await confirmPasswordInput(page).fill('Admin12345?'); // mismatch
-
-    // ✅ ต้อง submit ก่อน error ถึงขึ้น
-    await submitButton(page).click();
-    await waitAppSettled(page);
-
-    const mismatchErr = page
-      .getByText(/รหัสผ่านไม่ตรงกัน/i, { exact: false })
-      .or(errorBox(page).filter({ hasText: /รหัสผ่านไม่ตรงกัน/i }));
-
-    await expect(mismatchErr.first()).toBeVisible({ timeout: 12_000 });
-    await page.screenshot({ path: 'tests/e2e/screenshots/register-password-mismatch.png', fullPage: true });
-  });
-});

Frontend-Learner/tests/e2e/student-account.spec.ts

@@ -1,54 +1,58 @@
+/**
+ * @file student-account.spec.ts
+ * @description ทดสอบระบบพื้นที่ส่วนตัวผู้เรียน (Student Account / Portal)
+ */
 import { test, expect } from '@playwright/test';
-
+import { BASE_URL, TIMEOUT, waitAppSettled, setupLogin } from './helpers';
-const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:3000';
-
-async function waitAppSettled(page: any) {
-  await page.waitForLoadState('domcontentloaded');
-  await page.waitForLoadState('networkidle').catch(() => {});
-  await page.waitForTimeout(200);
-}
-
-// ฟังก์ชันจำลองล็อกอิน (เพื่อที่จะเข้า Dashboard ได้)
-async function setupLogin(page: any) {
-  await page.goto(`${BASE_URL}/auth/login`, { waitUntil: 'domcontentloaded' });
-  await waitAppSettled(page);
-  
-  await page.locator('input[type="email"]').or(page.getByRole('textbox', { name: /อีเมล|email/i })).first().fill('studentedtest@example.com');
-  await page.locator('input[type="password"]').or(page.getByRole('textbox', { name: /รหัสผ่าน|password/i })).first().fill('admin123');
-  await page.getByRole('button', { name: /เข้าสู่ระบบ|login/i }).or(page.locator('button[type="submit"]')).first().click();
-  
-  await page.waitForURL('**/dashboard', { timeout: 15_000 }).catch(() => {});
-  await waitAppSettled(page);
-}
 
 test.describe('ระบบพื้นที่ส่วนตัวผู้เรียน (Student Account / Portal)', () => {
 
   test.describe('การตั้งค่าและส่วนติดต่อผู้ใช้ (Settings & UI Theme)', () => {
     test('เปลี่ยนภาษาการแสดงผล (Localisation/i18n)', async ({ page }) => {
       await page.goto(BASE_URL);
-      const langBtn = page.getByRole('button', { name: 'Language' }).or(page.locator('button').filter({ hasText: /TH|EN/ })).first();
+      await waitAppSettled(page);
 
-      if (await langBtn.isVisible()) {
+      // หาปุ่มภาษา — ถ้าไม่เจอให้ test.skip แทนที่จะผ่านเงียบๆ
-        await langBtn.click();
+      const langBtn = page.getByRole('button', { name: 'Language' })
-        const englishOpt = page.locator('text=English, text=EN').first();
+        .or(page.locator('button').filter({ hasText: /TH|EN/ }))
-        await englishOpt.click();
+        .first();
 
-        const loginLink = page.locator('a[href*="login"], button').filter({ hasText: /Log in|Sign In/i });
+      const isLangBtnVisible = await langBtn.isVisible().catch(() => false);
-        await expect(loginLink).toBeVisible({ timeout: 5000 });
+      if (!isLangBtnVisible) {
+        test.skip(true, 'Language button not found on page — skipping');
+        return;
       }
+
+      await langBtn.click();
+      const englishOpt = page.locator('text=English, text=EN').first();
+      await englishOpt.click();
+
+      const loginLink = page.locator('a[href*="login"], button').filter({ hasText: /Log in|Sign In/i });
+      await expect(loginLink).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/student-i18n.png', fullPage: true });
     });
 
     test('เปลี่ยนโหมดมืดสว่าง (Theme Switcher)', async ({ page }) => {
       await page.goto(BASE_URL);
+      await waitAppSettled(page);
+
+      // หาปุ่ม Theme — ถ้าไม่เจอให้ test.skip แทนที่จะผ่านเงียบๆ
       const themeBtn = page.locator('.dark-mode-toggle, button[aria-label*="theme"]').first();
 
-      if (await themeBtn.isVisible()) {
+      const isThemeBtnVisible = await themeBtn.isVisible().catch(() => false);
-        const htmlBefore = await page.evaluate(() => document.documentElement.className);
+      if (!isThemeBtnVisible) {
-        await themeBtn.click();
+        test.skip(true, 'Theme toggle button not found on page — skipping');
-        await page.waitForTimeout(500); 
+        return;
-        const htmlAfter = await page.evaluate(() => document.documentElement.className);
-        expect(htmlBefore).not.toEqual(htmlAfter);
       }
+
+      const htmlBefore = await page.evaluate(() => document.documentElement.className);
+      await themeBtn.click();
+      await page.waitForTimeout(500);
+      const htmlAfter = await page.evaluate(() => document.documentElement.className);
+      expect(htmlBefore).not.toEqual(htmlAfter);
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/student-theme.png', fullPage: true });
     });
   });
 
@@ -59,60 +63,77 @@ test.describe('ระบบพื้นที่ส่วนตัวผู้
 
     test('หน้าแรกของ Dashboard โหลดได้ปกติ', async ({ page }) => {
       await page.goto(`${BASE_URL}/dashboard`);
-      await page.waitForTimeout(1000);
+      await waitAppSettled(page, 1000);
 
       const welcomeText = page.getByText(/ยินดีต้อนรับกลับ/i, { exact: false });
       const profileSummary = page.locator('.q-avatar, img[alt*="Profile"], img[src*="avatar"]').first();
 
-      await expect(welcomeText.first().or(profileSummary)).toBeVisible({ timeout: 10_000 });
+      await expect(welcomeText.first().or(profileSummary)).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/student-dashboard.png', fullPage: true });
     });
 
     test('โหลดหน้า คอร์สของฉัน (My Courses)', async ({ page }) => {
       await page.goto(`${BASE_URL}/dashboard/my-courses`);
+      await waitAppSettled(page);
 
       const heading = page.locator('h2').filter({ hasText: /คอร์สของฉัน|My Courses/i }).first();
-      await expect(heading).toBeVisible();
+      await expect(heading).toBeVisible({ timeout: TIMEOUT.ELEMENT });
 
       const searchInput = page.getByPlaceholder(/ค้นหา|Search/i).first();
-      await expect(searchInput).toBeVisible({ timeout: 10_000 });
+      await expect(searchInput).toBeVisible({ timeout: TIMEOUT.ELEMENT });
 
       await expect(page.locator('i.q-icon').filter({ hasText: 'grid_view' }).first()).toBeVisible();
       await expect(page.locator('i.q-icon').filter({ hasText: 'view_list' }).first()).toBeVisible();
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/student-my-courses.png', fullPage: true });
     });
 
     test('ลองค้นหาคอร์ส (Search Input) ไม่พบข้อมูล', async ({ page }) => {
       await page.goto(`${BASE_URL}/dashboard/my-courses`);
+      await waitAppSettled(page);
 
       const searchInput = page.getByPlaceholder(/ค้นหา|Search/i).first();
-      await expect(searchInput).toBeVisible({ timeout: 10_000 });
+      await expect(searchInput).toBeVisible({ timeout: TIMEOUT.ELEMENT });
 
       await searchInput.fill('คอร์สที่ไม่มีอยู่จริงแน่นอน1234');
 
       const emptyState = page.locator('h3').filter({ hasText: /ไม่พบ|ไม่เจอ|No result/i }).first()
                            .or(page.locator('i.q-icon').filter({ hasText: 'search_off' }));
 
-      await expect(emptyState.first()).toBeVisible({ timeout: 10_000 });
+      await expect(emptyState.first()).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/student-search-empty.png', fullPage: true });
     });
 
     test('แก้ไขและบันทึกข้อมูลส่วนตัว (Edit Profile)', async ({ page }) => {
       await page.goto(`${BASE_URL}/dashboard/profile`);
+      await waitAppSettled(page, 1000);
 
-      const nameInput = page.locator('input[type="text"]').first();
+      // หา input ชื่อ — ใช้ textbox "First Name" หรือ input[type="text"] ตัวแรก
+      const nameInput = page.getByRole('textbox', { name: /First Name|ชื่อ/i }).first()
+        .or(page.locator('input[type="text"]').first());
 
-      if (await nameInput.isVisible()) {
+      const isNameVisible = await nameInput.isVisible().catch(() => false);
-        const oldName = await nameInput.inputValue();
+      if (!isNameVisible) {
-        
+        test.skip(true, 'Profile name input not found — skipping');
-        await nameInput.clear();
+        return;
-        await nameInput.fill(`${oldName}แก้ไข`);
-
-        const saveBtn = page.getByRole('button', { name: /บันทึก/i }).first();
-        if(await saveBtn.isVisible()) {
-          await saveBtn.click();
-          const successNotify = page.locator('.q-notification__message, text=อัปเดตข้อมูลสำเร็จ').first();
-          await expect(successNotify).toBeVisible({ timeout: 5000 }).catch(() => {});
-        }
       }
-    });
 
+      const oldName = await nameInput.inputValue();
+      await nameInput.clear();
+      await nameInput.fill(`${oldName}แก้ไข`);
+
+      // ปุ่มบันทึก — รองรับทั้งภาษาไทยและอังกฤษ
+      const saveBtn = page.getByRole('button', { name: /บันทึก|Save Changes|Save/i }).first();
+      await expect(saveBtn).toBeVisible({ timeout: TIMEOUT.ELEMENT });
+      await saveBtn.click();
+
+      // Toast สำเร็จ — รองรับทั้ง 2 ภาษา
+      const successNotify = page.getByText(/อัปเดตข้อมูลสำเร็จ|บันทึกข้อมูล|updated|saved|success/i).first();
+      await expect(successNotify).toBeVisible({ timeout: TIMEOUT.ELEMENT }).catch(() => {});
+
+      await page.screenshot({ path: 'tests/e2e/screenshots/student-edit-profile.png', fullPage: true });
+    });
   });
 });

frontend_management/components/course/AnnouncementsTab.vue

@@ -343,10 +343,12 @@ const save = async () => {
   saving.value = true;
   try {
     // Convert local datetime to ISO string to preserve timezone
-    const payload = { ...form.value };
+    const payload: any = { ...form.value };
     if (payload.published_at) {
       const localDate = new Date(payload.published_at.replace(' ', 'T'));
       payload.published_at = localDate.toISOString();
+    } else {
+      delete payload.published_at;
     }
 
     if (editing.value) {
@@ -447,10 +449,7 @@ const deleteAttachment = async (attachmentId: number) => {
   }
 };
 
-const formatDate = (dateStr: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  const date = new Date(dateStr);
-  return date.toLocaleDateString('th-TH', { day: 'numeric', month: 'short', year: 'numeric' });
-};
 
 const formatFileSize = (bytes: number) => {
   if (bytes < 1024) return bytes + ' B';

frontend_management/components/course/ApprovalHistoryTab.vue

@@ -20,7 +20,7 @@
           v-for="item in history"
           :key="item.id"
           :title="titleMap[item.action] || item.action"
-          :subtitle="formatDate(item.created_at)"
+          :subtitle="formatDateTime(item.created_at)"
           :color="colorMap[item.action] || 'grey'"
           :icon="iconMap[item.action] || 'circle'"
         >
@@ -91,12 +91,7 @@ const getActorName = (item: ApprovalHistory) => {
   return actor.username || actor.email || 'Unknown User';
 };
 
-const formatDate = (dateString: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  return new Date(dateString).toLocaleString('th-TH', {
-    dateStyle: 'medium',
-    timeStyle: 'short'
-  });
-};
 
 onMounted(() => {
   fetchHistory();

frontend_management/components/course/QuizResultsTab.vue

@@ -450,14 +450,7 @@ const openStudentDetail = async (studentId: number) => {
 
 const formatDate = (dateStr: string) => {
   if (!dateStr) return '-';
-  const date = new Date(dateStr);
+  return formatDateTime(dateStr);
-  return date.toLocaleDateString('th-TH', { 
-    day: 'numeric', 
-    month: 'short', 
-    year: 'numeric',
-    hour: '2-digit',
-    minute: '2-digit'
-  });
 };
 
 // Lifecycle

frontend_management/components/course/StudentsTab.vue

@@ -404,8 +404,7 @@ const getStudentStatusLabel = (status: string) => {
 };
 
 const formatEnrollDate = (dateStr: string) => {
-  const date = new Date(dateStr);
+  return formatDate(dateStr);
-  return date.toLocaleDateString('th-TH', { day: 'numeric', month: 'short', year: 'numeric' });
 };
 
 const getLessonTypeIcon = (type: string) => {
@@ -436,8 +435,7 @@ const formatVideoTime = (seconds: number) => {
 
 const formatCompletedDate = (dateStr: string | null) => {
   if (!dateStr) return '-';
-  const date = new Date(dateStr);
+  return formatDate(dateStr);
-  return date.toLocaleDateString('th-TH', { day: 'numeric', month: 'short' });
 };
 
 // Fetch on mount

frontend_management/pages/admin/audit-log/index.vue

@@ -136,7 +136,7 @@
       <!-- Created At Custom Column -->
       <template v-slot:body-cell-created_at="props">
         <q-td :props="props">
-            {{ formatDate(props.value) }}
+            {{ formatDateTime(props.value) }}
         </q-td>
       </template>
 
@@ -168,8 +168,8 @@
               <q-badge :color="getActionColor(selectedLog.action)">{{ selectedLog.action }}</q-badge>
             </div>
              <div>
-              <div class="text-subtitle2 text-grey">Time</div>
+              <div class="text-subtitle2 text-grey">Date & Time</div>
-              <div>{{ formatDate(selectedLog.created_at) }}</div>
+              <div>{{ formatDateTime(selectedLog.created_at) }}</div>
             </div>
 
             <div>
@@ -241,7 +241,7 @@
 </template>
 
 <script setup lang="ts">
-import { useQuasar } from 'quasar';
+import { useQuasar, type QTableColumn } from 'quasar';
 import { adminService, type AuditLog, type AuditLogStats } from '~/services/admin.service';
 
 definePageMeta({
@@ -284,15 +284,15 @@ const pagination = ref({
 });
 
 // Table setup
-const columns = [
+const columns: QTableColumn[] = [
-  { name: 'id', label: 'ID', field: 'id', align: 'left', style: 'width: 60px' },
+  { name: 'id', label: 'ID', field: 'id', align: 'left' as const, style: 'width: 60px' },
-  { name: 'action', label: 'Action', field: 'action', align: 'left' },
+  { name: 'action', label: 'Action', field: 'action', align: 'left' as const },
-  { name: 'user', label: 'User', field: 'user', align: 'left' },
+  { name: 'user', label: 'User', field: 'user', align: 'left' as const },
-  { name: 'entity_type', label: 'Entity Type', field: 'entity_type', align: 'left' },
+  { name: 'entity_type', label: 'Entity Type', field: 'entity_type', align: 'left' as const },
-  { name: 'entity_id', label: 'Entity ID', field: 'entity_id', align: 'left' },
+  { name: 'entity_id', label: 'Entity ID', field: 'entity_id', align: 'left' as const },
 
-  { name: 'created_at', label: 'Time', field: 'created_at', align: 'left' },
+  { name: 'created_at', label: 'Date & Time', field: 'created_at', align: 'left' as const },
-  { name: 'actions', label: '', field: 'actions', align: 'center' }
+  { name: 'actions', label: '', field: 'actions', align: 'center' as const }
 ];
 
 // Actions options (for filtering)
@@ -416,18 +416,25 @@ const tryFormatJson = (str: string | null) => {
     }
 };
 
-const formatDate = (date: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  if (!date) return '-';
+
-  return new Date(date).toLocaleString('th-TH');
+const ACTION_COLOR_MAP: Record<string, string> = {
+  DELETE: 'negative',
+  REJECT: 'negative',
+  DEACTIVATE: 'negative',
+  ERROR: 'negative',
+  UPDATE: 'warning',
+  CHANGE: 'warning',
+  CREATE: 'positive',
+  APPROVE: 'positive',
+  ACTIVATE: 'positive',
+  LOGIN: 'info',
 };
 
 const getActionColor = (action: string) => {
-    if (!action) return 'grey';
+  if (!action) return 'grey';
-    if (action.includes('DELETE') || action.includes('REJECT') || action.includes('DEACTIVATE') || action.includes('ERROR')) return 'negative';
+  const keyword = Object.keys(ACTION_COLOR_MAP).find((key) => action.includes(key));
-    if (action.includes('UPDATE') || action.includes('CHANGE')) return 'warning';
+  return keyword ? ACTION_COLOR_MAP[keyword] : 'grey-8';
-    if (action.includes('CREATE') || action.includes('APPROVE') || action.includes('ACTIVATE')) return 'positive';
-    if (action.includes('LOGIN')) return 'info';
-    return 'grey-8';
 };
 
 // Check for deep link to detail
@@ -443,10 +450,12 @@ onMounted(() => {
 :deep(input[type=number]::-webkit-outer-spin-button),
 :deep(input[type=number]::-webkit-inner-spin-button) {
   -webkit-appearance: none;
+  appearance: none;
   margin: 0;
 }
 
 :deep(input[type=number]) {
   -moz-appearance: textfield;
+  appearance: textfield;
 }
 </style>

frontend_management/pages/admin/categories/index.vue

@@ -233,13 +233,7 @@ const fetchCategories = async () => {
   }
 };
 
-const formatDate = (date: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  return new Date(date).toLocaleDateString('th-TH', {
-    year: 'numeric',
-    month: '2-digit',
-    day: '2-digit'
-  });
-};
 
 const resetForm = () => {
   form.value = {
@@ -307,8 +301,17 @@ const handleSave = async () => {
 const confirmDelete = (category: CategoryResponse) => {
   $q.dialog({
     title: 'ยืนยันการลบ',
-    message: `คุณต้องการลบหมวดหมู่ "${category.name.th}" หรือไม่?`,
+    message: `คุณต้องการลบหมวดหมู่ "${category.name.th}" หรือไม่?<br><span style="color: red;">การลบหมวดหมู่นี้จะทำให้หมวดหมู่ถูกลบออกจากหลักสูตรทั้งหมดที่ใช้งานอยู่</span>`,
-    cancel: true,
+    html: true,
+    cancel: {
+      label: 'ยกเลิก',
+      color: 'grey',
+      flat: true
+    },
+    ok: {
+      label: 'ลบหมวดหมู่',
+      color: 'negative'
+    },
     persistent: true
   }).onOk(async () => {
     try {

frontend_management/pages/admin/courses/[id].vue

@@ -56,7 +56,7 @@
           <div class="p-6">
             <div class="flex flex-wrap gap-2 mb-4">
               <q-badge :color="getStatusColor(course.status)" :label="getStatusLabel(course.status)" />
-              <q-badge color="grey" :label="course.category.name.th" />
+              <q-badge color="grey" :label="course.category?.name?.th || 'ไม่มีหมวดหมู่'" />
               <q-badge v-if="course.is_free" color="green" label="ฟรี" />
               <q-badge v-else color="blue" :label="`฿${course.price.toLocaleString()}`" />
               <q-badge v-if="course.have_certificate" color="purple" label="มีใบประกาศนียบัตร" />
@@ -356,23 +356,7 @@ const getActionColor = (action: string) => {
   return colors[action] || 'grey';
 };
 
-const formatDate = (date: string) => {
+// Date formatting functions are auto-imported from utils/date.ts
-  return new Date(date).toLocaleDateString('th-TH', {
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit'
-  });
-};
-
-const formatDateTime = (date: string) => {
-  return new Date(date).toLocaleDateString('th-TH', {
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit',
-    hour: '2-digit',
-    minute: '2-digit'
-  });
-};
 
 const confirmApprove = () => {
   if (!course.value) return;

frontend_management/pages/admin/courses/pending.vue

@@ -135,7 +135,7 @@
                 <div v-if="course.latest_submission" class="mt-3 text-sm text-gray-500">
                   <q-icon name="send" size="16px" class="mr-1" />
                   ส่งโดย {{ course.latest_submission.submitter.username }} 
-                  เมื่อ {{ formatDate(course.latest_submission.created_at) }}
+                  เมื่อ {{ formatDateTime(course.latest_submission.created_at) }}
                 </div>
               </div>
 
@@ -203,7 +203,7 @@
         <template v-slot:body-cell-submitted_at="props">
           <q-td :props="props">
             <div v-if="props.row.latest_submission">
-               <div class="text-xs">{{ formatDate(props.row.latest_submission.created_at) }}</div>
+               <div class="text-xs">{{ formatDateTime(props.row.latest_submission.created_at) }}</div>
                <div class="text-xs text-gray-500">โดย {{ props.row.latest_submission.submitter.username }}</div>
             </div>
             <span v-else>-</span>
@@ -298,15 +298,7 @@ const getPrimaryInstructor = (course: PendingCourse) => {
   return primary?.user.username || course.creator.username;
 };
 
-const formatDate = (date: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  return new Date(date).toLocaleDateString('th-TH', {
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit',
-    hour: '2-digit',
-    minute: '2-digit'
-  });
-};
 
 const viewCourse = (course: PendingCourse) => {
   router.push(`/admin/courses/${course.id}`);

frontend_management/pages/admin/index.vue

@@ -136,7 +136,7 @@
                     <p class="text-xs text-gray-500 truncate">โดย {{ course.creator.username }}</p>
                 </div>
                 <div class="text-xs text-gray-400 whitespace-nowrap">
-                    {{ formatDate(course.created_at) }}
+                    {{ formatDateStr(course.created_at) }}
                 </div>
             </div>
         </div>
@@ -170,7 +170,7 @@
                         <span class="text-gray-600 mx-1">{{ formatAction(log.action) }}</span>
                         <span class="text-primary-700 font-medium">{{ log.entity_type }} #{{ log.entity_id }}</span>
                     </p>
-                    <p class="text-xs text-gray-400 mt-0.5">{{ formatDate(log.created_at) }}</p>
+                    <p class="text-xs text-gray-400 mt-0.5">{{ formatDateStr(log.created_at) }}</p>
                 </div>
             </div>
         </div>
@@ -254,14 +254,7 @@ const fetchDashboardData = async () => {
 };
 
 // Utilities
-const formatDate = (date: string) => {
+const formatDateStr = (date: string) => formatDateTime(date);
-    return new Date(date).toLocaleDateString('th-TH', {
-        day: 'numeric',
-        month: 'short',
-        hour: '2-digit',
-        minute: '2-digit'
-    });
-};
 
 const getActionIcon = (action: string) => {
     if (action.includes('create')) return 'add_circle';

frontend_management/pages/admin/profile/index.vue

@@ -301,7 +301,7 @@
 
 <script setup lang="ts">
 import { useQuasar } from 'quasar';
-import { userService, type UserProfileResponse } from '~/services/user.service';
+import { userService } from '~/services/user.service';
 import { authService } from '~/services/auth.service';
 
 definePageMeta({
@@ -368,20 +368,8 @@ const getRoleLabel = (role: string) => {
   return labels[role] || role;
 };
 
-const formatDate = (date: string, includeTime = true) => {
+// Use formatting utilities from utils/date.ts
-  const options: Intl.DateTimeFormatOptions = {
+// Format functions are auto-imported
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit'
-  };
-
-  if (includeTime) {
-    options.hour = '2-digit';
-    options.minute = '2-digit';
-  }
-
-  return new Date(date).toLocaleDateString('th-TH', options);
-};
 
 // Avatar upload
 const avatarInputRef = ref<HTMLInputElement | null>(null);
@@ -425,8 +413,8 @@ const handleAvatarUpload = async (event: Event) => {
   try {
     const response = await userService.uploadAvatar(file);
     
-    // Re-fetch profile to get presigned URL from backend
+    // Force refresh profile cache and update local state
-    await fetchProfile();
+    await fetchProfile(true);
     
     $q.notify({
       type: 'positive',
@@ -457,8 +445,8 @@ const handleUpdateProfile = async () => {
       phone: editForm.value.phone || null
     });
     
-    // Refresh profile data from API
+    // Force refresh profile cache and update local state
-    await fetchProfile();
+    await fetchProfile(true);
     
     $q.notify({
       type: 'positive',
@@ -546,25 +534,29 @@ watch(showEditModal, (newVal) => {
   }
 });
 
-// Fetch profile from API
+// Helper to map fullProfile to local profile state
-const fetchProfile = async () => {
+const mapProfileData = (data: typeof authStore.fullProfile) => {
+  if (!data) return;
+  profile.value = {
+    fullName: `${data.profile.first_name} ${data.profile.last_name}`,
+    email: data.email,
+    emailVerified: !!data.email_verified_at,
+    username: data.username,
+    phone: data.profile.phone || '',
+    role: data.role.code,
+    roleName: data.role.name.th,
+    avatar: '',
+    avatarUrl: data.profile.avatar_url,
+    createdAt: data.created_at
+  };
+};
+
+// Fetch profile — uses auth store cache, force=true to refresh
+const fetchProfile = async (force = false) => {
   loading.value = true;
   try {
-    const data = await userService.getProfile();
+    await authStore.fetchUserProfile(force);
-    
+    mapProfileData(authStore.fullProfile);
-    // Map API response to profile
-    profile.value = {
-      fullName: `${data.profile.first_name} ${data.profile.last_name}`,
-      email: data.email,
-      emailVerified: !!data.email_verified_at,
-      username: data.username,
-      phone: data.profile.phone || '',
-      role: data.role.code,
-      roleName: data.role.name.th,
-      avatar: '',
-      avatarUrl: data.profile.avatar_url,
-      createdAt: data.created_at
-    };
   } catch (error) {
     $q.notify({
       type: 'negative',
@@ -576,7 +568,7 @@ const fetchProfile = async () => {
   }
 };
 
-// Load profile on mount
+// Load profile on mount (uses cache if available)
 onMounted(() => {
   fetchProfile();
 });

frontend_management/pages/admin/recommended-courses/index.vue

@@ -153,7 +153,8 @@
                    <!-- Category -->
                    <div class="bg-gray-50 p-4 rounded-lg gap-2">
                       <div class="font-bold mb-2">หมวดหมู่ (Category):</div>
-                      <div class="text-gray-700 mb-2">{{ selectedCourse.category.name.th }} ({{ selectedCourse.category.name.en }})</div>
+                      <div v-if="selectedCourse.category" class="text-gray-700 mb-2">{{ selectedCourse.category.name.th }} ({{ selectedCourse.category.name.en }})</div>
+                      <div v-else class="text-gray-400 italic mb-2">ไม่มีหมวดหมู่</div>
                    </div>
 
                    <!-- Instructors -->
@@ -262,7 +263,7 @@ const columns = [
     field: (row: RecommendedCourse) => row.instructors?.find((i: any) => i.is_primary)?.user.username || '', 
     align: 'left' as const 
   },
-  { name: 'category', label: 'Category', field: (row: RecommendedCourse) => row.category.name.th, sortable: true, align: 'left' as const },
+  { name: 'category', label: 'Category', field: (row: RecommendedCourse) => row.category?.name?.th || 'ไม่มีหมวดหมู่', sortable: true, align: 'left' as const },
   { name: 'price', label: 'Price', field: 'price', sortable: true, align: 'right' as const },
   { name: 'is_recommended', label: 'Recommended', field: 'is_recommended', sortable: true, align: 'center' as const },
   { name: 'actions', label: 'Actions', field: 'actions', align: 'center' as const },

frontend_management/pages/admin/users/index.vue

@@ -324,13 +324,7 @@ const getRoleBadgeColor = (roleCode: string) => {
   return colors[roleCode] || 'grey';
 };
 
-const formatDate = (date: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  return new Date(date).toLocaleDateString('th-TH', {
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit'
-  });
-};
 
 const viewUser = (user: AdminUserResponse) => {
   selectedUser.value = user;

frontend_management/pages/instructor/courses/index.vue

@@ -449,13 +449,7 @@ const getStatusLabel = (status: string) => {
   return labels[status] || status;
 };
 
-const formatDate = (date: string) => {
+// Date formatting function is auto-imported from utils/date.ts
-  return new Date(date).toLocaleDateString('th-TH', {
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit'
-  });
-};
 // Clone Dialog
 const cloneDialog = ref(false);
 const cloneLoading = ref(false);

frontend_management/pages/instructor/index.vue

@@ -64,21 +64,21 @@
     <div class="grid grid-cols-1 md:grid-cols-3 gap-6 mb-8">
       <q-card class="p-6 text-center">
         <div class="text-4xl font-bold text-primary-600 mb-2">
-          {{ instructorStore.stats.totalCourses }}
+          {{ stats.totalCourses }}
         </div>
         <div class="text-gray-600">หลักสูตรทั้งหมด</div>
       </q-card>
 
       <q-card class="p-6 text-center">
         <div class="text-4xl font-bold text-secondary-600 mb-2">
-          {{ instructorStore.stats.totalStudents }}
+          {{ stats.totalStudents }}
         </div>
         <div class="text-gray-600">ผู้เรียนทั้งหมด</div>
       </q-card>
 
       <q-card class="p-6 text-center">
         <div class="text-4xl font-bold text-accent-600 mb-2">
-          {{ instructorStore.stats.completedStudents }}
+          {{ stats.completedStudents }}
         </div>
         <div class="text-gray-600">เรียนจบแล้ว</div>
       </q-card>
@@ -96,28 +96,28 @@
                 <q-icon name="check_circle" color="green" size="24px" />
                 <span class="font-medium text-gray-700">เผยแพร่แล้ว</span>
               </div>
-              <span class="text-2xl font-bold text-green-600">{{ instructorStore.courseStatusCounts.approved }}</span>
+              <span class="text-2xl font-bold text-green-600">{{ courseStatusCounts.approved }}</span>
             </div>
             <div class="flex items-center justify-between p-3 bg-orange-50 rounded-lg">
               <div class="flex items-center gap-3">
                 <q-icon name="hourglass_empty" color="orange" size="24px" />
                 <span class="font-medium text-gray-700">รอตรวจสอบ</span>
               </div>
-              <span class="text-2xl font-bold text-orange-600">{{ instructorStore.courseStatusCounts.pending }}</span>
+              <span class="text-2xl font-bold text-orange-600">{{ courseStatusCounts.pending }}</span>
             </div>
             <div class="flex items-center justify-between p-3 bg-gray-50 rounded-lg">
               <div class="flex items-center gap-3">
                 <q-icon name="edit_note" color="grey" size="24px" />
                 <span class="font-medium text-gray-700">แบบร่าง</span>
               </div>
-              <span class="text-2xl font-bold text-gray-600">{{ instructorStore.courseStatusCounts.draft }}</span>
+              <span class="text-2xl font-bold text-gray-600">{{ courseStatusCounts.draft }}</span>
             </div>
-            <div v-if="instructorStore.courseStatusCounts.rejected > 0" class="flex items-center justify-between p-3 bg-red-50 rounded-lg">
+            <div v-if="courseStatusCounts.rejected > 0" class="flex items-center justify-between p-3 bg-red-50 rounded-lg">
               <div class="flex items-center gap-3">
                 <q-icon name="cancel" color="red" size="24px" />
                 <span class="font-medium text-gray-700">ถูกปฏิเสธ</span>
               </div>
-              <span class="text-2xl font-bold text-red-600">{{ instructorStore.courseStatusCounts.rejected }}</span>
+              <span class="text-2xl font-bold text-red-600">{{ courseStatusCounts.rejected }}</span>
             </div>
           </div>
         </q-card-section>
@@ -138,7 +138,7 @@
 
           <div class="space-y-4">
             <q-card
-              v-for="course in instructorStore.recentCourses"
+              v-for="course in recentCourses"
               :key="course.id"
               class="cursor-pointer hover:shadow-md transition"
               @click="router.push(`/instructor/courses/${course.id}`)"
@@ -172,6 +172,7 @@
 
 <script setup lang="ts">
 import { useQuasar } from 'quasar';
+import { instructorService } from '~/services/instructor.service';
 
 definePageMeta({
   layout: 'instructor',
@@ -179,10 +180,32 @@ definePageMeta({
 });
 
 const authStore = useAuthStore();
-const instructorStore = useInstructorStore();
 const router = useRouter();
 const $q = useQuasar();
 
+// Dashboard local state
+const stats = ref({
+  totalCourses: 0,
+  totalStudents: 0,
+  completedStudents: 0
+});
+
+const courseStatusCounts = ref({
+  approved: 0,
+  pending: 0,
+  draft: 0,
+  rejected: 0
+});
+
+const recentCourses = ref<{
+  id: number;
+  title: string;
+  students: number;
+  lessons: number;
+  icon: string;
+  thumbnail: string | null;
+}[]>([]);
+
 // Navigation functions
 const goToProfile = () => {
   router.push('/instructor/profile');
@@ -212,9 +235,41 @@ const handleLogout = () => {
   });
 };
 
-// Fetch dashboard data on mount
+// Fetch dashboard data
+const fetchDashboardData = async () => {
+  try {
+    const [courses, studentStats] = await Promise.all([
+      instructorService.getCourses(),
+      instructorService.getMyStudentsStats()
+    ]);
+
+    stats.value.totalCourses = courses.length;
+    stats.value.totalStudents = studentStats.total_students;
+    stats.value.completedStudents = studentStats.total_completed;
+
+    courseStatusCounts.value = {
+      approved: courses.filter(c => c.status === 'APPROVED').length,
+      pending: courses.filter(c => c.status === 'PENDING').length,
+      draft: courses.filter(c => c.status === 'DRAFT').length,
+      rejected: courses.filter(c => c.status === 'REJECTED').length
+    };
+
+    recentCourses.value = courses.slice(0, 3).map(course => ({
+      id: course.id,
+      title: course.title.th,
+      students: 0,
+      lessons: 0,
+      icon: 'book',
+      thumbnail: course.thumbnail_url || null
+    }));
+  } catch (error) {
+    console.error('Failed to fetch dashboard data:', error);
+  }
+};
+
+// Fetch data on mount
 onMounted(() => {
-  instructorStore.fetchDashboardData();
   authStore.fetchUserProfile();
+  fetchDashboardData();
 });
 </script>

frontend_management/pages/instructor/profile/index.vue

@@ -301,7 +301,7 @@
 
 <script setup lang="ts">
 import { useQuasar } from 'quasar';
-import { userService, type UserProfileResponse } from '~/services/user.service';
+import { userService } from '~/services/user.service';
 import { authService } from '~/services/auth.service';
 
 definePageMeta({
@@ -368,20 +368,8 @@ const getRoleLabel = (role: string) => {
   return labels[role] || role;
 };
 
-const formatDate = (date: string, includeTime = true) => {
+// Use formatting utilities from utils/date.ts
-  const options: Intl.DateTimeFormatOptions = {
+// Format functions are auto-imported
-    day: 'numeric',
-    month: 'short',
-    year: '2-digit'
-  };
-
-  if (includeTime) {
-    options.hour = '2-digit';
-    options.minute = '2-digit';
-  }
-
-  return new Date(date).toLocaleDateString('th-TH', options);
-};
 
 // Avatar upload
 const avatarInputRef = ref<HTMLInputElement | null>(null);
@@ -425,8 +413,8 @@ const handleAvatarUpload = async (event: Event) => {
   try {
     const response = await userService.uploadAvatar(file);
     
-    // Re-fetch profile to get presigned URL from backend
+    // Force refresh profile cache and update local state
-    await fetchProfile();
+    await fetchProfile(true);
     
     $q.notify({
       type: 'positive',
@@ -457,8 +445,8 @@ const handleUpdateProfile = async () => {
       phone: editForm.value.phone || null
     });
     
-    // Refresh profile data from API
+    // Force refresh profile cache and update local state
-    await fetchProfile();
+    await fetchProfile(true);
     
     $q.notify({
       type: 'positive',
@@ -546,25 +534,29 @@ watch(showEditModal, (newVal) => {
   }
 });
 
-// Fetch profile from API
+// Helper to map fullProfile to local profile state
-const fetchProfile = async () => {
+const mapProfileData = (data: typeof authStore.fullProfile) => {
+  if (!data) return;
+  profile.value = {
+    fullName: `${data.profile.first_name} ${data.profile.last_name}`,
+    email: data.email,
+    emailVerified: !!data.email_verified_at,
+    username: data.username,
+    phone: data.profile.phone || '',
+    role: data.role.code,
+    roleName: data.role.name.th,
+    avatar: '',
+    avatarUrl: data.profile.avatar_url,
+    createdAt: data.created_at
+  };
+};
+
+// Fetch profile — uses auth store cache, force=true to refresh
+const fetchProfile = async (force = false) => {
   loading.value = true;
   try {
-    const data = await userService.getProfile();
+    await authStore.fetchUserProfile(force);
-    
+    mapProfileData(authStore.fullProfile);
-    // Map API response to profile
-    profile.value = {
-      fullName: `${data.profile.first_name} ${data.profile.last_name}`,
-      email: data.email,
-      emailVerified: !!data.email_verified_at,
-      username: data.username,
-      phone: data.profile.phone || '',
-      role: data.role.code,
-      roleName: data.role.name.th,
-      avatar: '',
-      avatarUrl: data.profile.avatar_url,
-      createdAt: data.created_at
-    };
   } catch (error) {
     $q.notify({
       type: 'negative',
@@ -576,7 +568,7 @@ const fetchProfile = async () => {
   }
 };
 
-// Load profile on mount
+// Load profile on mount (uses cache if available)
 onMounted(() => {
   fetchProfile();
 });

frontend_management/pages/register.vue

@@ -36,7 +36,7 @@
               <q-input
                 v-model="form.email"
                 label="อีเมล *"
-                type="email"
+                type="text"
                 outlined
                 :rules="[
                   val => !!val || 'กรุณากรอกอีเมล',

frontend_management/playwright.config.ts

@@ -34,11 +34,11 @@ export default defineConfig({
   use: {
     baseURL: 'http://localhost:3000/',// ปรับเป็น URL ที่ทดสอบ
     headless: false,                  // false = เห็น browser ขณะรัน
-    screenshot: 'only-on-failure',   // เก็บ screenshot เมื่อ fail
+    screenshot: 'on',   // เก็บ screenshot 
     trace: 'retain-on-failure',       // เก็บ trace เพื่อดีบักเมื่อ fail
-    // launchOptions: {
+    launchOptions: {
-    //   slowMo: 1000,
+      slowMo: 500,
-    // },          // ช้าลง 10 วินาที
+    },          // ช้าลง 10 วินาที
   },
 
   /* ──── Setup Projects: login ครั้งเดียว แล้ว save cookies ──── */

frontend_management/services/auth.service.ts

@@ -3,35 +3,20 @@ export interface LoginRequest {
     password: string;
 }
 
-// API Response structure (from backend)
+// API Response structure (from backend) - new format: only token/refreshToken
 export interface ApiLoginResponse {
     token: string;
     refreshToken: string;
-    user: {
+}
-        id: number;
+
-        username: string;
+// JWT Payload structure (decoded from token)
-        email: string;
+export interface JwtPayload {
-        updated_at: string;
+    id: number;
-        created_at: string;
+    username: string;
-        role: {
+    email: string;
-            code: string;
+    roleCode: string;
-            name: {
+    iat: number;
-                en: string;
+    exp: number;
-                th: string;
-            };
-        };
-        profile: {
-            prefix: {
-                en: string;
-                th: string;
-            };
-            first_name: string;
-            last_name: string;
-            phone: string | null;
-            avatar_url: string | null;
-            birth_date: string | null;
-        };
-    };
 }
 
 // Frontend User structure
@@ -55,6 +40,21 @@ export interface ApiResponse<T> {
     data: T;
 }
 
+/**
+ * Decode JWT payload without verification (read-only)
+ * Verification is handled by the backend on each request
+ */
+function decodeJwtPayload(token: string): JwtPayload {
+    const base64Url = token.split('.')[1];
+    const base64 = base64Url.replace(/-/g, '+').replace(/_/g, '/');
+    const jsonPayload = decodeURIComponent(
+        atob(base64).split('').map(c =>
+            '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2)
+        ).join('')
+    );
+    return JSON.parse(jsonPayload);
+}
+
 export const authService = {
     async login(email: string, password: string): Promise<LoginResponse> {
         const config = useRuntimeConfig();
@@ -71,22 +71,26 @@ export const authService = {
 
             const loginData = response.data;
 
+            // Decode JWT to get user info
+            const payload = decodeJwtPayload(loginData.token);
+
             // Check if user role is STUDENT - block login
-            if (loginData.user.role.code === 'STUDENT') {
+            if (payload.roleCode === 'STUDENT') {
                 throw new Error('ไม่สามารถเข้าสู่ระบบได้ ระบบนี้สำหรับผู้สอนและผู้ดูแลระบบเท่านั้น');
             }
 
-            // Transform API response to frontend format
+            // Return basic user info from JWT payload
+            // Full profile will be fetched via fetchUserProfile() in the auth store
             return {
                 token: loginData.token,
                 refreshToken: loginData.refreshToken,
                 user: {
-                    id: loginData.user.id.toString(),
+                    id: payload.id.toString(),
-                    email: loginData.user.email,
+                    email: payload.email,
-                    firstName: loginData.user.profile.first_name,
+                    firstName: '',
-                    lastName: loginData.user.profile.last_name,
+                    lastName: '',
-                    role: loginData.user.role.code,
+                    role: payload.roleCode,
-                    avatarUrl: loginData.user.profile.avatar_url
+                    avatarUrl: null
                 },
                 message: response.message || 'เข้าสู่ระบบสำเร็จ'
             };

frontend_management/services/instructor.service.ts

@@ -610,6 +610,19 @@ export const instructorService = {
             { method: 'DELETE' }
         );
     },
+    async getMyStudentsStats(): Promise<{ total_students: number; total_completed: number }> {
+        const response = await authRequest<{
+            code: number;
+            message: string;
+            total_students: number;
+            total_completed: number;
+        }>('/api/instructors/courses/my-students');
+        return {
+            total_students: response.total_students,
+            total_completed: response.total_completed
+        };
+    },
+
     async getCourseApprovalHistory(courseId: number): Promise<ApprovalHistory[]> {
         const response = await authRequest<{
             code: number;

frontend_management/stores/auth.ts

@@ -1,6 +1,6 @@
 import { defineStore } from 'pinia';
 import { authService } from '~/services/auth.service';
-import { userService } from '~/services/user.service';
+import { userService, type UserProfileResponse } from '~/services/user.service';
 
 interface User {
     id: string;
@@ -15,7 +15,8 @@ export const useAuthStore = defineStore('auth', {
     state: () => ({
         user: null as User | null,
         token: null as string | null,
-        isAuthenticated: false
+        isAuthenticated: false,
+        fullProfile: null as UserProfileResponse | null
     }),
 
     getters: {
@@ -61,6 +62,7 @@ export const useAuthStore = defineStore('auth', {
             this.user = null;
             this.token = null;
             this.isAuthenticated = false;
+            this.fullProfile = null;
 
             // Clear cookies
             const tokenCookie = useCookie('token');
@@ -126,10 +128,16 @@ export const useAuthStore = defineStore('auth', {
             }
         },
 
-        async fetchUserProfile() {
+        async fetchUserProfile(force = false) {
+            // Skip if already cached (unless force refresh)
+            if (!force && this.fullProfile) return;
+
             try {
                 const response = await userService.getProfile();
 
+                // Cache raw API response
+                this.fullProfile = response;
+
                 // Update local user state
                 this.user = {
                     id: response.id.toString(),

frontend_management/stores/instructor.ts

@@ -1,122 +0,0 @@
-import { defineStore } from 'pinia';
-import { instructorService } from '~/services/instructor.service';
-
-interface Course {
-    id: number;
-    title: string;
-    students: number;
-    lessons: number;
-    icon: string;
-    thumbnail: string | null;
-}
-
-interface DashboardStats {
-    totalCourses: number;
-    totalStudents: number;
-    completedStudents: number;
-}
-
-interface CourseStatusCounts {
-    approved: number;
-    pending: number;
-    draft: number;
-    rejected: number;
-}
-
-export const useInstructorStore = defineStore('instructor', {
-    state: () => ({
-        stats: {
-            totalCourses: 0,
-            totalStudents: 0,
-            completedStudents: 0
-        } as DashboardStats,
-
-        courseStatusCounts: {
-            approved: 0,
-            pending: 0,
-            draft: 0,
-            rejected: 0
-        } as CourseStatusCounts,
-
-        recentCourses: [] as Course[],
-        loading: false
-    }),
-
-    getters: {
-        getDashboardStats: (state) => state.stats,
-        getRecentCourses: (state) => state.recentCourses
-    },
-
-    actions: {
-        async fetchDashboardData() {
-            this.loading = true;
-            try {
-                // Fetch real courses from API
-                const courses = await instructorService.getCourses();
-
-                // Fetch student counts for each course
-                let totalStudents = 0;
-                let completedStudents = 0;
-                const courseDetails: Course[] = [];
-
-                for (const course of courses.slice(0, 5)) {
-                    try {
-                        // Get student counts
-                        const studentsResponse = await instructorService.getEnrolledStudents(course.id, 1, 1);
-                        const courseStudents = studentsResponse.total || 0;
-                        totalStudents += courseStudents;
-
-                        // Get completed count from full list (if small) or estimate
-                        if (courseStudents > 0 && courseStudents <= 100) {
-                            const allStudents = await instructorService.getEnrolledStudents(course.id, 1, 100);
-                            completedStudents += allStudents.data.filter(s => s.status === 'COMPLETED').length;
-                        }
-
-                        // Get lesson count from course detail
-                        const courseDetail = await instructorService.getCourseById(course.id);
-                        const lessonCount = courseDetail.chapters.reduce((sum, ch) => sum + ch.lessons.length, 0);
-
-                        courseDetails.push({
-                            id: course.id,
-                            title: course.title.th,
-                            students: courseStudents,
-                            lessons: lessonCount,
-                            icon: 'book',
-                            thumbnail: course.thumbnail_url || null
-                        });
-                    } catch (e) {
-                        // Course might not have students endpoint
-                        courseDetails.push({
-                            id: course.id,
-                            title: course.title.th,
-                            students: 0,
-                            lessons: 0,
-                            icon: 'book',
-                            thumbnail: course.thumbnail_url || null
-                        });
-                    }
-                }
-
-                // Update stats
-                this.stats.totalCourses = courses.length;
-                this.stats.totalStudents = totalStudents;
-                this.stats.completedStudents = completedStudents;
-
-                // Update course status counts
-                this.courseStatusCounts = {
-                    approved: courses.filter(c => c.status === 'APPROVED').length,
-                    pending: courses.filter(c => c.status === 'PENDING').length,
-                    draft: courses.filter(c => c.status === 'DRAFT').length,
-                    rejected: courses.filter(c => c.status === 'REJECTED').length
-                };
-
-                // Update recent courses (first 3)
-                this.recentCourses = courseDetails.slice(0, 3);
-            } catch (error) {
-                console.error('Failed to fetch dashboard data:', error);
-            } finally {
-                this.loading = false;
-            }
-        }
-    }
-});