from django.contrib import admin
from unfold.admin import TabularInline, ModelAdmin
from apps.courses.models import Lesson, Course, Enrollment, LessonProgress


class LessonInLine(TabularInline):
    model = Lesson
    extra = 1

@admin.register(Course)
class CourseAdmin(ModelAdmin):
    inlines = [LessonInLine]
    list_display = ('id', 'title', 'published', 'created_at')
    list_filter = ('published',)

@admin.register(Lesson)
class LessonAdmin(ModelAdmin):
    list_display = ('id', 'title', 'course', 'order')
    list_filter = ('course',)

@admin.register(Enrollment)
class EnrollmentAdmin(ModelAdmin):
    list_display = ('id', 'course', 'enrolled_at')
    list_filter = ('course',)

@admin.register(LessonProgress)
class LessonProgressAdmin(ModelAdmin):
    list_display = ('user', 'lesson', 'completed')
    list_filter = ('lesson', 'completed')