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141 lines
4.8 KiB
Vue
141 lines
4.8 KiB
Vue
<script setup lang="ts">
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/**
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* @file [id].vue
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* @description Dynamic Course Detail Page.
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* Displays detailed information about a specific course based on the ID.
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*/
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definePageMeta({
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layout: 'default',
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middleware: 'auth'
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})
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const route = useRoute()
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// ดึง courseId จาก URL params (แปลงเป็น integer)
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const courseId = computed(() => parseInt(route.params.id as string))
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const { currentUser } = useAuth()
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const $q = useQuasar()
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const { t } = useI18n()
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const { fetchCourseById, enrollCourse, getLocalizedText } = useCourse()
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// ใช้ useAsyncData ดึงข้อมูลคอร์ส Server-side rendering (SSR)
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// Key: 'course-{id}' เพื่อให้ cache แยกกันตาม ID
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const { data: courseData, error, refresh } = await useAsyncData(`course-${courseId.value}`, () => fetchCourseById(courseId.value))
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const course = computed(() => {
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return courseData.value?.success ? courseData.value.data : null
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})
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const isEnrolling = ref(false)
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// ฟังก์ชันสำหรับกดปุ่ม "ลงทะเบียนเรียน"
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const handleEnroll = async () => {
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if (!course.value) return
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if (isEnrolling.value) return
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// กรณีเคยกดลงทะเบียนไปแล้ว (Check จากสถานะคอร์ส)
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if (course.value.enrolled) {
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$q.dialog({
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message: `<div class="text-slate-800 text-base leading-relaxed">${t('enrollment.alreadyEnrolledHint', { course: `<b class="text-blue-600">"${getLocalizedText(course.value.title)}"</b>` })}</div>`,
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html: true,
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ok: {
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label: t('common.ok'),
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color: 'primary',
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rounded: true,
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unelevated: true,
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padding: '8px 32px'
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}
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})
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return
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}
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isEnrolling.value = true
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// เรียก API ลงทะเบียนเรียน
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const res = await enrollCourse(course.value.id)
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if (res.success) {
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// ถ้าสำเร็จ ให้เปลี่ยนหน้าไปที่ "คอร์สของฉัน" พร้อม params enrolled=true
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const targetId = route.params.id || course.value?.id
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return navigateTo({
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path: '/dashboard/my-courses',
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query: {
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enrolled: 'true',
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course_id: String(targetId)
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}
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})
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} else {
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// กรณี API แจ้งว่าเคยลงทะเบียนไปแล้ว (Code 409)
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if (res.code === 409) {
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$q.dialog({
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message: `<div class="text-slate-800 text-base leading-relaxed">${t('enrollment.alreadyEnrolledHint', { course: `<b class="text-blue-600">"${getLocalizedText(course.value.title)}"</b>` })}</div>`,
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html: true,
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ok: {
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label: t('common.ok'),
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color: 'primary',
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rounded: true,
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unelevated: true,
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padding: '8px 32px'
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}
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})
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} else {
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// กรณี error ทั่วไป แสดง Toast notification
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$q.notify({
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type: 'negative',
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message: res.error || 'Failed to enroll',
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position: 'top',
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timeout: 3000,
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actions: [{ icon: 'close', color: 'white' }]
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})
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}
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}
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isEnrolling.value = false
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}
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useHead({
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title: computed(() => course.value ? `${getLocalizedText(course.value.title)} - E-Learning` : 'Course Details')
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})
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</script>
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<template>
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<div class="page-container">
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<div v-if="course" class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
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<CourseDetailView
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:course="course"
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:user="currentUser"
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@back="navigateTo('/browse/discovery')"
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@enroll="handleEnroll"
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/>
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</div>
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<!-- Loading / Error State -->
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<div v-else class="text-center py-20">
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<div v-if="error" class="text-red-500 mb-4">
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<p class="font-bold">เกิดข้อผิดพลาดในการโหลดข้อมูล</p>
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<p class="text-sm opacity-80">{{ error.message }}</p>
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</div>
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<div v-else class="flex flex-col items-center gap-4 text-slate-400">
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<div class="w-10 h-10 border-4 border-blue-500/30 border-t-blue-500 rounded-full animate-spin"/>
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<p>กำลังโหลด...</p>
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</div>
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</div>
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</div>
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</template>
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<style scoped>
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@keyframes pulse-slow {
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0%, 100% { opacity: 0.1; transform: scale(1); }
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50% { opacity: 0.15; transform: scale(1.15); }
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}
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.animate-pulse-slow {
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animation: pulse-slow 10s linear infinite;
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}
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</style>
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