init: initial Django LMS backend

apps/accounts/admin.py

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+from django.contrib import admin
+from django.contrib.auth.admin import UserAdmin
+from unfold.admin import ModelAdmin
+
+from .models import (
+    CustomUser,
+    StudentProfile,
+    InstructorProfile,
+    AdminProfile,
+)
+
+@admin.register(CustomUser)
+class CustomUserAdmin(UserAdmin, ModelAdmin):
+    model = CustomUser
+
+    list_display = (
+        "email",
+        "username",
+        "is_active",
+        "is_staff",
+    )
+
+    list_filter = (
+        "is_active",
+        "is_staff",
+        "is_superuser",
+    )
+
+    search_fields = ("email","username")
+    ordering = ("email",)
+
+    fieldsets = (
+        (None, {"fields": ("email", "username", "password")}),
+        ("Permissions", {"fields": ("is_active", "is_staff", "is_superuser", "groups")}),
+        ("Important Dates", {"fields": ("last_login", "date_joined")}),
+    )
+
+
+    add_fieldsets = (
+        (None, {
+            "classes": ("wide",),
+            "fields": (
+                "email",
+                "username",
+                "password1",
+                "password2",
+                "is_staff",
+                "is_superuser",
+            ),
+        }),
+    )
+
+@admin.register(StudentProfile)
+class StudentProfileAdmin(ModelAdmin):
+    list_display = ("user", "is_active")
+    search_fields = ("user__email", "user__username")
+    list_filter = ("is_active",)
+
+@admin.register(InstructorProfile)
+class InstructorProfileAdmin(ModelAdmin):
+    list_display = ("user", "expertise", "is_verified", "is_active")
+    search_fields = ("user__email", "user__username", "expertise")
+    list_filter = ("is_active", "is_verified")
+
+    actions = ["verify_instructor", "unverify_instructor"]
+
+    @admin.action(description="ยืนยันผู้สอน")
+    def verify_instructor(self, request, queryset):
+        queryset.update(is_verified=True)
+
+    @admin.action(description="ยกเลิกการยืนยันผู้สอน")
+    def unverify_instructor(self, request, queryset):
+        queryset.update(is_verified=False)
+
+@admin.register(AdminProfile)
+class AdminProfileAdmin(ModelAdmin):
+    list_display = ("user", "is_active", "is_super")
+    list_filter = ("is_active", "is_super")

apps/accounts/apps.py

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+from django.apps import AppConfig
+
+class AccountsConfig(AppConfig):
+    name = 'apps.accounts'
+    verbose_name = "ตั้งค่าบัญชีผู้ใช้งาน"

apps/accounts/migrations/0001_initial.py

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+# Generated by Django 6.0.2 on 2026-04-22 11:34
+
+import django.contrib.auth.models
+import django.contrib.auth.validators
+import django.db.models.deletion
+import django.utils.timezone
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0012_alter_user_first_name_max_length'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CustomUser',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=150, unique=True, validators=[django.contrib.auth.validators.UnicodeUsernameValidator()], verbose_name='username')),
+                ('first_name', models.CharField(blank=True, max_length=150, verbose_name='first name')),
+                ('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
+                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('email', models.EmailField(max_length=254, unique=True)),
+                ('phone', models.CharField(blank=True, max_length=20)),
+                ('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.permission', verbose_name='user permissions')),
+            ],
+            options={
+                'verbose_name': 'บัญชีผู้ใช้งาน',
+                'verbose_name_plural': 'บัญชีผู้ใช้งาน',
+            },
+            managers=[
+                ('objects', django.contrib.auth.models.UserManager()),
+            ],
+        ),
+        migrations.CreateModel(
+            name='AdminProfile',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('is_active', models.BooleanField(default=True)),
+                ('is_super', models.BooleanField(default=False)),
+                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'ผู้ดูแลระบบ',
+                'verbose_name_plural': 'ผู้ดูแลระบบ',
+            },
+        ),
+        migrations.CreateModel(
+            name='InstructorProfile',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('is_active', models.BooleanField(default=True)),
+                ('bio', models.TextField(blank=True)),
+                ('expertise', models.CharField(blank=True, max_length=200)),
+                ('is_verified', models.BooleanField(default=False)),
+                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'ผู้สอน',
+                'verbose_name_plural': 'ผู้สอน',
+            },
+        ),
+        migrations.CreateModel(
+            name='StudentProfile',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('is_active', models.BooleanField(default=True)),
+                ('interests', models.TextField(blank=True)),
+                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'ผู้เรียน',
+                'verbose_name_plural': 'ผู้เรียน',
+            },
+        ),
+    ]

apps/accounts/models.py

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+from django.contrib.auth.models import AbstractUser
+from django.db import models
+
+class CustomUser(AbstractUser):
+    email = models.EmailField(unique=True)
+    phone = models.CharField(max_length=20, blank=True)
+
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = ['username']
+
+    @property
+    def role(self):
+        roles = []
+        if hasattr(self, 'studentprofile'):
+            roles.append("student")
+        if hasattr(self, 'instructorprofile'):
+            roles.append("instructor")
+        if hasattr(self, 'adminprofile'):
+            roles.append("admin")
+        return roles
+
+    def save(self, *args, **kwargs):
+        if self.email:
+            self.email = self.email.lower().strip()
+        super().save(*args, **kwargs)
+
+    class Meta:
+        verbose_name = "บัญชีผู้ใช้งาน"
+        verbose_name_plural = "บัญชีผู้ใช้งาน"
+
+    def __str__(self):
+        return self.email
+
+class BaseRoleProfile(models.Model):
+    user = models.OneToOneField(
+        CustomUser,
+        on_delete=models.CASCADE,
+    )
+    is_active = models.BooleanField(default=True)
+
+    class Meta:
+        abstract = True
+
+class StudentProfile(BaseRoleProfile):
+    interests = models.TextField(blank=True)
+
+    class Meta:
+        verbose_name = "ผู้เรียน"
+        verbose_name_plural = "ผู้เรียน"
+
+class InstructorProfile(BaseRoleProfile):
+    bio = models.TextField(blank=True)
+    expertise = models.CharField(max_length=200, blank=True)
+    is_verified = models.BooleanField(default=False)
+
+    class Meta:
+        verbose_name = "ผู้สอน"
+        verbose_name_plural = "ผู้สอน"
+
+    def __str__(self):
+        return f"Instructor: {self.user.email}"
+
+class AdminProfile(BaseRoleProfile):
+    is_super = models.BooleanField(default=False)
+
+    class Meta:
+        verbose_name = "ผู้ดูแลระบบ"
+        verbose_name_plural = "ผู้ดูแลระบบ"

apps/accounts/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

apps/accounts/views.py

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+from django.shortcuts import render
+
+# Create your views here.