34 lines
1.6 KiB
Python
34 lines
1.6 KiB
Python
# Generated by Django 5.2.12 on 2026-08-01 16:31
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import django.db.models.deletion
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from django.db import migrations, models
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class Migration(migrations.Migration):
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dependencies = [
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('learn', '0004_add_chapter_read'),
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]
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operations = [
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migrations.CreateModel(
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name='CourseMaterial',
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fields=[
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('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
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('title', models.CharField(max_length=200, verbose_name='资料名称')),
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('file', models.FileField(upload_to='learn/materials/%Y/%m/', verbose_name='文件')),
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('file_type', models.CharField(choices=[('pdf', 'PDF'), ('code', '代码'), ('doc', '文档'), ('zip', '压缩包'), ('other', '其他')], default='other', max_length=20, verbose_name='文件类型')),
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('file_size', models.PositiveIntegerField(default=0, verbose_name='文件大小（字节）')),
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('download_count', models.PositiveIntegerField(default=0, verbose_name='下载次数')),
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('sort_order', models.IntegerField(default=0, verbose_name='排序')),
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('created_at', models.DateTimeField(auto_now_add=True, verbose_name='创建时间')),
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('chapter', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='materials', to='learn.chapter', verbose_name='章节')),
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],
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options={
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'verbose_name': '课程资料',
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'verbose_name_plural': '课程资料',
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'ordering': ['sort_order'],
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},
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),
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]
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