elearning/Frontend-Learner/pages/auth/login.vue

291 lines
12 KiB
Vue

<script setup lang="ts">
/**
* @file login.vue
* @description หน้าเข้าสู่ระบบ (Login Page)
* รองรับการเข้าสู่ระบบด้วย Email/Password
* NOTE: ไม่เปลี่ยนสี และไม่เปลี่ยนการเรียก API login
*/
definePageMeta({
layout: 'auth',
middleware: 'auth'
})
useHead({
title: 'เข้าสู่ระบบ - e-Learning'
})
const router = useRouter()
const { login, user } = useAuth()
const { errors, validate, clearFieldError } = useFormValidation()
const isLoading = ref(false)
const rememberMe = ref(false)
const showPassword = ref(false)
// Form data model
const loginForm = reactive({
email: '',
password: ''
})
type LoginField = keyof typeof loginForm
// Validation rules definition
// กำหนดกฎการตรวจสอบข้อมูล (Validation Rules)
const loginRules = {
email: {
rules: {
required: true,
email: true,
custom: (val: string) => (/[\u0E00-\u0E7F]/.test(val) ? 'ห้ามใส่ภาษาไทย' : null)
},
label: 'อีเมล',
messages: {
required: 'กรุณากรอกอีเมลของคุณ',
email: 'กรุณากรอกอีเมลให้ถูกต้อง (you@example.com)'
}
},
password: {
rules: {
required: true,
minLength: 8,
custom: (val: string) => (/[\u0E00-\u0E7F]/.test(val) ? 'ห้ามใส่ภาษาไทย' : null)
},
label: 'รหัสผ่าน',
messages: {
required: 'กรุณากรอกรหัสผ่าน',
minLength: 'กรุณากรอกรหัสผ่าน (อย่างน้อย 8 ตัวอักษร)'
}
}
} as const
/**
* จัดการเมื่อมีการพิมพ์ข้อมูล (Input Handler)
* - ลบ error เมื่อเริ่มพิมพ์ใหม่
* - ตรวจสอบภาษาไทยแบบ real-time
*/
const handleInput = (field: LoginField, value: string) => {
loginForm[field] = value
if (/[\u0E00-\u0E7F]/.test(value)) {
errors.value[field] = 'ห้ามใส่ภาษาไทย'
return
}
if (errors.value[field] === 'ห้ามใส่ภาษาไทย') {
clearFieldError(field)
}
}
/**
* ฟังก์ชันตรวจสอบความถูกต้องของฟอร์มและเรียก API login
*/
const handleLogin = async () => {
if (!validate(loginForm, loginRules)) return
isLoading.value = true
// ✅ ไม่เปลี่ยน API: ยังคงเรียก login({ email, password }) ตามเดิม
const result = await login({
email: loginForm.email,
password: loginForm.password
})
isLoading.value = false
if (result.success) {
// จดจำฉัน: บันทึกอีเมลลงเครื่องเฉพาะตอนติ๊กถูกเท่านั้น
if (rememberMe.value) {
localStorage.setItem('remembered_email', loginForm.email)
} else {
// ถ้าไม่ได้ติ๊ก ให้ลบทิ้งเพื่อความปลอดภัย
localStorage.removeItem('remembered_email')
}
router.push('/dashboard')
return
}
// Show error on specific fields
// Show generic error for security (or specific if role mismatch)
if (result.error === 'Email ไม่ถูกต้อง') {
errors.value.email = result.error // Role mismatch case
} else {
// Generic login failure (401, 404, etc.)
const msg = 'กรุณาเช็ค Email หรือ รหัสผ่านใหม่อีกครั้ง'
errors.value.email = msg
errors.value.password = msg
}
}
onMounted(() => {
const savedEmail = localStorage.getItem('remembered_email')
if (savedEmail) {
loginForm.email = savedEmail
rememberMe.value = true
}
})
</script>
<template>
<div class="relative min-h-screen w-full flex items-center justify-center p-4 overflow-hidden bg-slate-50 transition-colors">
<!-- ==========================================
BACKGROUND EFFECTS (Light Mode Only)
========================================== -->
<div class="fixed inset-0 overflow-hidden pointer-events-none -z-10">
<div class="absolute inset-0 bg-gradient-to-br from-white via-slate-50 to-blue-50/50"></div>
<div class="absolute top-[-10%] right-[-5%] w-[500px] h-[500px] rounded-full bg-blue-100/50 blur-[100px] animate-pulse-slow"/>
<div class="absolute bottom-[-10%] left-[-5%] w-[500px] h-[500px] rounded-full bg-indigo-100/50 blur-[100px] animate-pulse-slow" style="animation-delay: 3s;"/>
</div>
<!-- ==========================================
LOGIN CARD
========================================== -->
<div class="w-full max-w-[460px] relative z-10 slide-up">
<!-- Header / Logo -->
<div class="text-center mb-8">
<div class="inline-flex items-center justify-center w-14 h-14 rounded-2xl bg-gradient-to-tr from-blue-600 to-indigo-600 text-white shadow-lg shadow-blue-600/20 mb-6">
<span class="font-black text-2xl">E</span>
</div>
<h1 class="text-3xl font-black text-slate-900 mb-2">เขาสระบบ</h1>
<p class="text-slate-600 text-base">นดอนรบกลบมา! กรณากรอกขอมลของค</p>
</div>
<div class="bg-white rounded-[2rem] p-8 md:p-10 shadow-xl shadow-slate-200/50 border border-slate-100 relative overflow-hidden">
<!-- Form -->
<form @submit.prevent="handleLogin" class="flex flex-col gap-5">
<!-- Email Input -->
<div>
<label class="block text-sm font-semibold text-slate-700 mb-2 ml-1">เมล</label>
<div class="relative group">
<div class="absolute left-4 top-1/2 -translate-y-1/2 text-slate-400 transition-colors group-focus-within:text-blue-500 pointer-events-none">
<span class="material-icons text-xl">email</span>
</div>
<input
v-model="loginForm.email"
type="email"
class="w-full h-12 pl-12 pr-4 rounded-xl bg-slate-50 border border-slate-200 text-slate-900 placeholder-slate-400 text-base focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all font-medium"
placeholder=""
:class="{'border-red-500 focus:ring-red-500/20 focus:border-red-500': errors.email}"
@input="(e) => handleInput('email', (e.target as HTMLInputElement).value)"
/>
</div>
<span v-if="errors.email" class="text-xs text-red-500 font-medium ml-1 mt-1 block slide-up-sm">{{ errors.email }}</span>
</div>
<!-- Password Input -->
<div>
<label class="block text-sm font-semibold text-slate-700 mb-2 ml-1">รหสผาน</label>
<div class="relative group">
<div class="absolute left-4 top-1/2 -translate-y-1/2 text-slate-400 transition-colors group-focus-within:text-blue-500 pointer-events-none">
<span class="material-icons text-xl">lock</span>
</div>
<input
v-model="loginForm.password"
:type="showPassword ? 'text' : 'password'"
class="w-full h-12 pl-12 pr-12 rounded-xl bg-slate-50 border border-slate-200 text-slate-900 placeholder-slate-400 text-base focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all font-medium"
placeholder=""
:class="{'border-red-500 focus:ring-red-500/20 focus:border-red-500': errors.password}"
@input="(e) => handleInput('password', (e.target as HTMLInputElement).value)"
/>
<button
type="button"
@click="showPassword = !showPassword"
class="absolute right-4 top-1/2 -translate-y-1/2 text-slate-400 hover:text-slate-600 transition-colors focus:outline-none flex items-center"
>
<span class="material-icons text-lg">{{ showPassword ? 'visibility_off' : 'visibility' }}</span>
</button>
</div>
<span v-if="errors.password" class="text-xs text-red-500 font-medium ml-1 mt-1 block slide-up-sm">{{ errors.password }}</span>
</div>
<!-- Options -->
<div class="flex items-center justify-between mt-1">
<label class="flex items-center gap-2 cursor-pointer group select-none">
<div class="relative flex items-center">
<input type="checkbox" v-model="rememberMe" class="peer sr-only">
<div class="w-5 h-5 border-2 border-slate-300 rounded-md peer-checked:bg-blue-600 peer-checked:border-blue-600 transition-all bg-white flex items-center justify-center">
<svg class="w-3.5 h-3.5 text-white opacity-0 peer-checked:opacity-100 transition-opacity" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="3">
<path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7" />
</svg>
</div>
</div>
<span class="text-sm text-slate-600 font-medium group-hover:text-slate-800 transition-colors">จดจำฉ</span>
</label>
<NuxtLink to="/auth/forgot-password" class="text-sm font-semibold text-blue-600 hover:text-blue-700 transition-colors">
มรหสผาน?
</NuxtLink>
</div>
<!-- Submit Button -->
<button
type="submit"
:disabled="isLoading"
class="w-full py-3.5 bg-blue-600 hover:bg-blue-700 text-white rounded-xl text-lg font-bold shadow-lg shadow-blue-600/30 transform active:scale-[0.98] transition-all duration-200 flex items-center justify-center gap-2 disabled:opacity-70 disabled:cursor-not-allowed mt-4"
>
<span v-if="!isLoading">เข้าสู่ระบบ</span>
<div v-else class="w-5 h-5 border-2 border-white/30 border-t-white rounded-full animate-spin"></div>
</button>
</form>
<!-- Divider -->
<div class="my-8 flex items-center gap-4">
<div class="h-px bg-slate-200 flex-1"></div>
<span class="text-slate-400 text-xs font-medium uppercase tracking-wider">หร</span>
<div class="h-px bg-slate-200 flex-1"></div>
</div>
<!-- Register Link -->
<div class="text-center">
<p class="text-slate-600 text-sm">
งไมญชสมาช?
<NuxtLink to="/auth/register" class="font-bold text-blue-600 hover:text-blue-700 transition-colors ml-1">
สมครสมาชกฟร
</NuxtLink>
</p>
</div>
</div>
<!-- Back Link -->
<div class="mt-8 text-center text-slate-500">
<NuxtLink to="/" class="inline-flex items-center gap-2 text-sm font-medium hover:text-slate-800 transition-colors group px-4 py-2 rounded-lg hover:bg-white/50">
<span class="group-hover:-translate-x-1 transition-transform"></span> กลบไปหนาแรก
</NuxtLink>
</div>
</div>
</div>
</template>
<style scoped>
/* Animations */
@keyframes pulse-slow {
0%, 100% { opacity: 0.3; transform: scale(1); }
50% { opacity: 0.5; transform: scale(1.15); }
}
.animate-pulse-slow {
animation: pulse-slow 8s ease-in-out infinite;
}
@keyframes slide-up {
from { opacity: 0; transform: translateY(20px); }
to { opacity: 1; transform: translateY(0); }
}
.slide-up {
animation: slide-up 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.slide-up-sm {
animation: slide-up 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
</style>