# Generated by Django 4.2.23 on 2026-08-08 11:15

from django.conf import settings
import django.contrib.auth.models
import django.contrib.auth.validators
from django.db import migrations, models
import django.db.models.deletion
import django.utils.timezone
import uuid


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        ('auth', '0012_alter_user_first_name_max_length'),
    ]

    operations = [
        migrations.CreateModel(
            name='User',
            fields=[
                ('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')),
                ('email', models.EmailField(blank=True, max_length=254, verbose_name='email address')),
                ('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')),
                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
                ('nickname', models.CharField(max_length=40)),
                ('avatar_url', models.URLField(blank=True)),
                ('bio', models.CharField(blank=True, max_length=200)),
                ('track', models.CharField(choices=[('beginner', '入门'), ('standard', '标准'), ('advanced', '进阶'), ('open', 'Open')], default='standard', max_length=16)),
                ('rating', models.PositiveIntegerField(default=1000)),
                ('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': 'user',
                'verbose_name_plural': 'users',
                'abstract': False,
            },
            managers=[
                ('objects', django.contrib.auth.models.UserManager()),
            ],
        ),
        migrations.CreateModel(
            name='InviteCode',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('code', models.CharField(max_length=32, unique=True)),
                ('group', models.CharField(blank=True, max_length=80)),
                ('max_uses', models.PositiveIntegerField(default=1)),
                ('used_count', models.PositiveIntegerField(default=0)),
                ('expires_at', models.DateTimeField(blank=True, null=True)),
                ('is_active', models.BooleanField(default=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('created_by', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='invite_codes', to=settings.AUTH_USER_MODEL)),
            ],
        ),
        migrations.CreateModel(
            name='UserSession',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('session_key', models.CharField(max_length=40, unique=True)),
                ('user_agent', models.CharField(blank=True, max_length=300)),
                ('ip_address', models.GenericIPAddressField(blank=True, null=True)),
                ('last_seen_at', models.DateTimeField(auto_now=True)),
                ('revoked_at', models.DateTimeField(blank=True, null=True)),
                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='login_sessions', to=settings.AUTH_USER_MODEL)),
            ],
        ),
        migrations.CreateModel(
            name='InviteCodeUsage',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('used_at', models.DateTimeField(auto_now_add=True)),
                ('ip_address', models.GenericIPAddressField(blank=True, null=True)),
                ('invite_code', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='usages', to='accounts.invitecode')),
                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='invite_usage', to=settings.AUTH_USER_MODEL)),
            ],
        ),
        migrations.CreateModel(
            name='AuditLog',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('action', models.CharField(max_length=80)),
                ('target_type', models.CharField(max_length=80)),
                ('target_id', models.CharField(blank=True, max_length=80)),
                ('reason', models.CharField(blank=True, max_length=300)),
                ('metadata', models.JSONField(blank=True, default=dict)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('actor', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL)),
            ],
            options={
                'ordering': ['-created_at'],
            },
        ),
    ]