# Generated by Django 5.2.12 on 2026-06-12 11:08

import django.db.models.deletion
from django.conf import settings
from django.db import migrations, models


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name='SystemMessage',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('title', models.CharField(max_length=200, verbose_name='标题')),
                ('content', models.TextField(verbose_name='摘要')),
                ('detail', models.TextField(verbose_name='详情正文')),
                ('category', models.CharField(choices=[('system', '系统通知'), ('activity', '活动通知'), ('security', '安全提醒'), ('update', '功能更新')], max_length=20, verbose_name='分类')),
                ('icon_name', models.CharField(blank=True, default='', max_length=50, verbose_name='图标名称')),
                ('icon_color', models.CharField(blank=True, default='#1890ff', max_length=20, verbose_name='图标颜色')),
                ('is_global', models.BooleanField(default=True, verbose_name='是否全局广播')),
                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
            ],
            options={
                'verbose_name': '系统消息',
                'verbose_name_plural': '系统消息',
                'ordering': ['-created_at'],
            },
        ),
        migrations.CreateModel(
            name='Message',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('msg_type', models.CharField(choices=[('reply', '回复'), ('at_me', '@我'), ('like', '点赞'), ('system', '系统')], max_length=20, verbose_name='消息类型')),
                ('title', models.CharField(max_length=200, verbose_name='标题')),
                ('content', models.TextField(verbose_name='内容')),
                ('extra_info', models.CharField(blank=True, default='', max_length=500, verbose_name='附加信息')),
                ('target_link', models.CharField(blank=True, default='', max_length=500, verbose_name='跳转链接')),
                ('target_type', models.CharField(blank=True, choices=[('comment', '评论'), ('article', '文章')], default='', max_length=20, verbose_name='目标类型')),
                ('target_id', models.PositiveIntegerField(blank=True, null=True, verbose_name='目标ID')),
                ('is_read', models.BooleanField(default=False, verbose_name='是否已读')),
                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
                ('recipient', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='messages', to=settings.AUTH_USER_MODEL, verbose_name='接收者')),
                ('sender', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='sent_messages', to=settings.AUTH_USER_MODEL, verbose_name='发送者')),
            ],
            options={
                'verbose_name': '消息',
                'verbose_name_plural': '消息',
                'ordering': ['-created_at'],
            },
        ),
        migrations.CreateModel(
            name='SystemMessageRead',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('read_at', models.DateTimeField(auto_now_add=True, verbose_name='阅读时间')),
                ('system_message', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='read_records', to='message.systemmessage', verbose_name='系统消息')),
                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='system_message_reads', to=settings.AUTH_USER_MODEL, verbose_name='用户')),
            ],
            options={
                'verbose_name': '系统消息已读',
                'verbose_name_plural': '系统消息已读',
                'unique_together': {('user', 'system_message')},
            },
        ),
    ]