fix(api): 模板编辑器兼容旧模板系统,修复E2E 500错误 #675

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auto-approve-bot merged 2 commits from fix/template-editor-compat-old-templates into develop 2026-07-21 13:02:21 +08:00
Owner

问题

两套模板系统未打通:

  • 旧系统:POST /templates → templates 表 + segments
  • 新系统:EditTemplateService → edit_templates 表 + clip_configs

用户自建模板走旧系统,但生成页/模板编辑器走新系统,导致 GET /templates/{id}/editor 返回 500(模板不存在抛 ValueError),E2E 测试等不到 generate 接口超时报错。

修复

修改 get_draft_plan_id 依赖函数,增加兼容逻辑:

  1. 优先查新系统(edit_templates 表)草稿
  2. 新系统有模板 → 用 EditTemplateService 创建草稿
  3. 新系统找不到模板 → 回退到旧 templates 表
  4. 找到旧模板后,基于 segments 自动创建草稿计划

影响范围

  • templates_editor.py 路由的所有端点(都依赖 get_draft_plan_id)
  • 不影响新模板系统的正常使用
  • 旧模板首次访问编辑器时自动创建草稿,后续访问复用草稿
## 问题 两套模板系统未打通: - 旧系统:POST /templates → templates 表 + segments - 新系统:EditTemplateService → edit_templates 表 + clip_configs 用户自建模板走旧系统,但生成页/模板编辑器走新系统,导致 GET /templates/{id}/editor 返回 500(模板不存在抛 ValueError),E2E 测试等不到 generate 接口超时报错。 ## 修复 修改 `get_draft_plan_id` 依赖函数,增加兼容逻辑: 1. 优先查新系统(edit_templates 表)草稿 2. 新系统有模板 → 用 EditTemplateService 创建草稿 3. 新系统找不到模板 → 回退到旧 templates 表 4. 找到旧模板后,基于 segments 自动创建草稿计划 ## 影响范围 - templates_editor.py 路由的所有端点(都依赖 get_draft_plan_id) - 不影响新模板系统的正常使用 - 旧模板首次访问编辑器时自动创建草稿,后续访问复用草稿

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🚀 **预览环境已部署** | 项目 | 详情 | |------|------| | PR号 | #675 | | 预览链接 | [https://pr-675.preview.xiaoxiajianji.com](https://pr-675.preview.xiaoxiajianji.com) | | API环境 | staging | > 💡 预览环境使用 staging API 数据,请勿在预览环境中操作重要数据。 > > 🔄 每次提交新代码后预览环境会自动更新。 > > 🗑️ PR 关闭或合并后,预览环境会自动清理。
xiaoxia added 1 commit 2026-07-21 12:01:30 +08:00
fix(api): 模板编辑器兼容旧模板系统,解决GET /editor 500错误
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eac5b26173
两套模板系统(新edit_templates表 + 旧templates表)之前未打通,
导致用户自建模板(旧系统)访问编辑器时报500错误。

修复:get_draft_plan_id 依赖函数增加兼容逻辑:
1. 优先查新系统模板 + 草稿
2. 新系统找不到时回退到旧 templates 表
3. 基于旧模板 segments 自动创建草稿计划
xiaoxia force-pushed fix/template-editor-compat-old-templates from 1722ab5eb0 to eac5b26173 2026-07-21 12:01:30 +08:00 Compare
xiaoxia added 1 commit 2026-07-21 12:55:55 +08:00
fix(api): 模板编辑器兼容旧模板系统,解决GET /editor 500错误
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1630c022fd
xiaoxia force-pushed fix/template-editor-compat-old-templates from d627736051 to 1630c022fd 2026-07-21 12:55:55 +08:00 Compare
Collaborator

代码审查结果 - PR #675

⚠️ 问题(3个需要修改)

  1. templates_editor.py 第703行:数据一致性与原子性风险

    • 问题描述:generator.generate_from_templateplan_svc.update_plan_config 之间缺乏事务保护。如果生成成功但更新配置失败(如数据库连接断开、权限错误),会产生一个未标记 is_template_draft=True 的“僵尸”计划。由于第 649 行的检查依赖于该标记,后续请求将无法找到此草稿,导致重复创建无限多个草稿计划。
    • 后果:数据库污染、资源泄漏、逻辑死循环。
  2. templates_editor.py 第649-699行:并发竞态条件(Race Condition)

    • 问题描述:get_draft_plan_id 实现了“检查后执行”模式,但步骤 1(检查草稿是否存在)与步骤 4(创建草稿)之间不是原子操作。在高并发场景下,两个请求可能同时通过步骤 1 的检查,导致在步骤 4 中为同一个 template_id 创建两个草稿计划。
    • 后果:产生重复数据,违背“获取或创建”的语义。
  3. templates_editor.py 第694行:潜在的 KeyError 异常

    • 问题描述:直接通过 result["plan"] 访问字典键。如果 generate_from_template 方法在异常情况下返回 None 或结构不匹配的字典,将导致运行时崩溃(HTTP 500)。
    • 后果:服务不可用。

💡 建议(2个可选)

  1. templates_editor.py 第656-659行:避免在函数内部导入

    • 建议描述:将 from app.services...from packages.domain... 等导入语句移至文件顶部。虽然函数内导入可以解决循环依赖,但通常意味着架构设计需要优化(如通过依赖注入),且会增加微小的调用开销。
  2. templates_editor.py 第664-683行:封装复杂逻辑到 Service 层

    • 建议描述:步骤 4 中构造 pseudo_template 和转换 clip_configs 的逻辑较为繁琐,属于业务逻辑而非路由层职责。建议封装为 tpl_svc.migrate_legacy_template_to_draft(template_id, user_id) 方法,保持路由代码简洁。

格式检查通过 | 逻辑审查需修改 | ⚠️ 建议关注性能


🤖 由 AI 代码审查机器人自动生成 | 2026-07-21 12:59:01 | 模型:

## 代码审查结果 - PR #675 ### ⚠️ 问题(3个需要修改) 1. **templates_editor.py 第703行**:数据一致性与原子性风险 - 问题描述:`generator.generate_from_template` 与 `plan_svc.update_plan_config` 之间缺乏事务保护。如果生成成功但更新配置失败(如数据库连接断开、权限错误),会产生一个未标记 `is_template_draft=True` 的“僵尸”计划。由于第 649 行的检查依赖于该标记,后续请求将无法找到此草稿,导致重复创建无限多个草稿计划。 - 后果:数据库污染、资源泄漏、逻辑死循环。 2. **templates_editor.py 第649-699行**:并发竞态条件(Race Condition) - 问题描述:`get_draft_plan_id` 实现了“检查后执行”模式,但步骤 1(检查草稿是否存在)与步骤 4(创建草稿)之间不是原子操作。在高并发场景下,两个请求可能同时通过步骤 1 的检查,导致在步骤 4 中为同一个 `template_id` 创建两个草稿计划。 - 后果:产生重复数据,违背“获取或创建”的语义。 3. **templates_editor.py 第694行**:潜在的 KeyError 异常 - 问题描述:直接通过 `result["plan"]` 访问字典键。如果 `generate_from_template` 方法在异常情况下返回 `None` 或结构不匹配的字典,将导致运行时崩溃(HTTP 500)。 - 后果:服务不可用。 ### 💡 建议(2个可选) 1. **templates_editor.py 第656-659行**:避免在函数内部导入 - 建议描述:将 `from app.services...` 和 `from packages.domain...` 等导入语句移至文件顶部。虽然函数内导入可以解决循环依赖,但通常意味着架构设计需要优化(如通过依赖注入),且会增加微小的调用开销。 2. **templates_editor.py 第664-683行**:封装复杂逻辑到 Service 层 - 建议描述:步骤 4 中构造 `pseudo_template` 和转换 `clip_configs` 的逻辑较为繁琐,属于业务逻辑而非路由层职责。建议封装为 `tpl_svc.migrate_legacy_template_to_draft(template_id, user_id)` 方法,保持路由代码简洁。 --- ✅ 格式检查通过 | ❌ 逻辑审查需修改 | ⚠️ 建议关注性能 --- <sub>🤖 由 AI 代码审查机器人自动生成 | 2026-07-21 12:59:01 | 模型: </sub> <!-- AI_CODE_REVIEW_AUTO_COMMENT -->
auto-approve-bot approved these changes 2026-07-21 13:01:19 +08:00
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CI全绿,自动审批通过。

CI全绿,自动审批通过。
auto-approve-bot approved these changes 2026-07-21 13:01:19 +08:00
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CI全绿,自动审批通过。

CI全绿,自动审批通过。
auto-approve-bot merged commit 5e3a3099cf into develop 2026-07-21 13:02:21 +08:00
auto-approve-bot deleted branch fix/template-editor-compat-old-templates 2026-07-21 13:02:21 +08:00

🗑️ 预览环境已清理

PR #675 已关闭或合并,对应的预览环境已被清理。

如有需要,可以重新打开 PR 来重新生成预览环境。

🗑️ **预览环境已清理** PR #675 已关闭或合并,对应的预览环境已被清理。 > 如有需要,可以重新打开 PR 来重新生成预览环境。
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