Files
xinghuoapi/backend/migrations/012_add_user_subscription_soft_delete.sql
yangjianbo 5906f9ab98 fix(数据层): 修复数据完整性与仓储一致性问题
## 数据完整性修复 (fix-critical-data-integrity)
- 添加 error_translate.go 统一错误转换层
- 修复 nil 输入和 NotFound 错误处理
- 增强仓储层错误一致性

## 仓储一致性修复 (fix-high-repository-consistency)
- Group schema 添加 default_validity_days 字段
- Account schema 添加 proxy edge 关联
- 新增 UsageLog ent schema 定义
- 修复 UpdateBalance/UpdateConcurrency 受影响行数校验

## 数据卫生修复 (fix-medium-data-hygiene)
- UserSubscription 添加软删除支持 (SoftDeleteMixin)
- RedeemCode/Setting 添加硬删除策略文档
- account_groups/user_allowed_groups 的 created_at 声明 timestamptz
- 停止写入 legacy users.allowed_groups 列
- 新增迁移: 011-014 (索引优化、软删除、孤立数据审计、列清理)

## 测试补充
- 添加 UserSubscription 软删除测试
- 添加迁移回归测试
- 添加 NotFound 错误测试

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-31 14:11:57 +08:00

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-- 012: 为 user_subscriptions 表添加软删除支持
-- 任务fix-medium-data-hygiene 1.1
-- 添加 deleted_at 字段
ALTER TABLE user_subscriptions
ADD COLUMN IF NOT EXISTS deleted_at TIMESTAMPTZ DEFAULT NULL;
-- 添加 deleted_at 索引以优化软删除查询
CREATE INDEX IF NOT EXISTS usersubscription_deleted_at
ON user_subscriptions (deleted_at);
-- 注释:与其他使用软删除的实体保持一致
COMMENT ON COLUMN user_subscriptions.deleted_at IS '软删除时间戳NULL 表示未删除';