feat: Implement initial core features including course browsing, authentication, user dashboard, and internationalization.

Frontend-Learner/types/auth.ts

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+/**
+ * @file auth.ts
+ * @description Type definitions for authentication and user profiles.
+ */
+
+export interface User {
+  id: number
+  username: string
+  email: string
+  email_verified_at?: string | null
+  created_at?: string
+  updated_at?: string
+  role: {
+    code: string // เช่น 'STUDENT', 'INSTRUCTOR', 'ADMIN'
+    name: { th: string; en: string }
+  }
+  profile?: {
+    prefix: { th: string; en: string }
+    first_name: string
+    last_name: string
+    phone: string | null
+    avatar_url: string | null
+  }
+}
+
+export interface LoginResponse {
+  token: string
+  refreshToken: string
+  user: User
+  profile: User['profile']
+}
+
+export interface RegisterPayload {
+  username: string
+  email: string
+  password: string
+  first_name: string
+  last_name: string
+  prefix: { th: string; en: string }
+  phone: string
+}

Frontend-Learner/types/course.ts

@@ -0,0 +1,142 @@
+/**
+ * @file course.ts
+ * @description Type definitions for courses, enrollments, quizzes, and certificates.
+ */
+
+export interface Course {
+  id: number
+  title: string | { th: string; en: string }
+  slug: string
+  description: string | { th: string; en: string }
+  thumbnail_url: string
+  price: string
+  is_free: boolean
+  original_price?: string
+  have_certificate: boolean
+  status: string
+  category_id: number
+  created_at?: string
+  updated_at?: string
+  created_by?: number
+  updated_by?: number
+  approved_at?: string
+  approved_by?: number
+  rejection_reason?: string
+  enrolled?: boolean
+  total_lessons?: number
+  rating?: string
+  lessons?: number | string
+  levelType?: 'neutral' | 'warning' | 'success'
+  chapters?: {
+    id: number
+    title: string | { th: string; en: string }
+    lessons: {
+      id: number
+      title: string | { th: string; en: string }
+      duration_minutes: number
+      video_url?: string
+    }[]
+  }[]
+  creator?: {
+    id: number
+    username: string
+    email: string
+    profile: {
+      first_name: string
+      last_name: string
+      avatar_url: string
+    }
+  }
+  instructors?: {
+    user_id: number
+    is_primary: boolean
+    user: {
+      id: number
+      username: string
+      email: string
+      profile: {
+        first_name: string
+        last_name: string
+        avatar_url: string
+      }
+    }
+  }[]
+}
+
+export interface CourseResponse {
+  code: number
+  message: string
+  data: Course[]
+  total: number
+  page?: number
+  limit?: number
+  totalPages?: number
+}
+
+export interface SingleCourseResponse {
+  code: number
+  message: string
+  data: Course
+}
+
+export interface EnrolledCourse {
+  id: number
+  course_id: number
+  course: Course
+  status: 'ENROLLED' | 'IN_PROGRESS' | 'COMPLETED' | 'DROPPED'
+  progress_percentage: number
+  enrolled_at: string
+  started_at?: string
+  completed_at?: string
+  last_accessed_at?: string
+}
+
+export interface EnrolledCourseResponse {
+  code: number
+  message: string
+  data: EnrolledCourse[]
+  total: number
+  page: number
+  limit: number
+}
+
+export interface QuizAnswerSubmission {
+  question_id: number
+  choice_id: number
+}
+
+export interface QuizSubmitRequest {
+  answers: QuizAnswerSubmission[]
+}
+
+export interface QuizResult {
+  answers_review: {
+    score: number
+    is_correct: boolean
+    correct_choice_id: number
+    selected_choice_id: number
+    question_id: number
+  }[]
+  completed_at: string
+  started_at: string
+  attempt_number: number
+  passing_score: number
+  is_passed: boolean
+  correct_answers: number
+  total_questions: number
+  total_score: number
+  score: number
+  quiz_id: number
+  attempt_id: number
+}
+
+export interface Certificate {
+  certificate_id: number
+  course_id: number
+  course_title: {
+    en: string
+    th: string
+  }
+  issued_at: string
+  download_url: string
+}

Frontend-Learner/types/index.ts

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+export * from './auth'
+export * from './course'