Files
AIclinicalresearch/docs/02-通用能力层/03-RAG引擎/README.md
HaHafeng 66255368b7 feat(admin): Add user management and upgrade to module permission system
Features - User Management (Phase 4.1):
- Database: Add user_modules table for fine-grained module permissions
- Database: Add 4 user permissions (view/create/edit/delete) to role_permissions
- Backend: UserService (780 lines) - CRUD with tenant isolation
- Backend: UserController + UserRoutes (648 lines) - 13 API endpoints
- Backend: Batch import users from Excel
- Frontend: UserListPage (412 lines) - list/filter/search/pagination
- Frontend: UserFormPage (341 lines) - create/edit with module config
- Frontend: UserDetailPage (393 lines) - details/tenant/module management
- Frontend: 3 modal components (592 lines) - import/assign/configure
- API: GET/POST/PUT/DELETE /api/admin/users/* endpoints

Architecture Upgrade - Module Permission System:
- Backend: Add getUserModules() method in auth.service
- Backend: Login API returns modules array in user object
- Frontend: AuthContext adds hasModule() method
- Frontend: Navigation filters modules based on user.modules
- Frontend: RouteGuard checks requiredModule instead of requiredVersion
- Frontend: Remove deprecated version-based permission system
- UX: Only show accessible modules in navigation (clean UI)
- UX: Smart redirect after login (avoid 403 for regular users)

Fixes:
- Fix UTF-8 encoding corruption in ~100 docs files
- Fix pageSize type conversion in userService (String to Number)
- Fix authUser undefined error in TopNavigation
- Fix login redirect logic with role-based access check
- Update Git commit guidelines v1.2 with UTF-8 safety rules

Database Changes:
- CREATE TABLE user_modules (user_id, tenant_id, module_code, is_enabled)
- ADD UNIQUE CONSTRAINT (user_id, tenant_id, module_code)
- INSERT 4 permissions + role assignments
- UPDATE PUBLIC tenant with 8 module subscriptions

Technical:
- Backend: 5 new files (~2400 lines)
- Frontend: 10 new files (~2500 lines)
- Docs: 1 development record + 2 status updates + 1 guideline update
- Total: ~4900 lines of code

Status: User management 100% complete, module permission system operational
2026-01-16 13:42:10 +08:00

1.8 KiB
Raw Blame History

RAG引擎

能力定位: 通用能力层
复用率: 43% (3个模块依赖)
优先级: P1
状态: 已实现基于Dify


📋 能力概述

RAG引擎负责

  • 向量化存储Embedding
  • 语义检索Semantic Search
  • 检索增强生成RAG
  • Rerank重排序

📊 依赖模块

3个模块依赖43%复用率):

  1. AIA - AI智能问答@知识库问答)
  2. ASL - AI智能文献文献内容检索
  3. PKB - 个人知识库RAG问答

💡 核心功能

1. 向量化存储

  • 基于Dify平台
  • Qdrant向量数据库Dify内置

2. 语义检索

  • Top-K检索
  • 相关度评分
  • 多知识库联合检索

3. RAG问答

  • 检索 + 生成
  • 智能引用系统100%准确溯源)

🏗️ 技术架构

基于Dify平台

// DifyClient封装
interface RAGEngine {
  // 创建知识库
  createDataset(name: string): Promise<string>;
  
  // 上传文档
  uploadDocument(datasetId: string, file: File): Promise<string>;
  
  // 语义检索
  search(datasetId: string, query: string, topK?: number): Promise<SearchResult[]>;
  
  // RAG问答
  chatWithRAG(datasetId: string, query: string): Promise<string>;
}

📈 优化成果

检索参数优化:

指标 优化前 优化后 提升
检索数量 3 chunks 15 chunks 5倍
Chunk大小 500 tokens 1500 tokens 3倍
总覆盖 1,500 tokens 22,500 tokens 15倍
覆盖率 ~5% ~40-50% 8-10倍

🔗 相关文档


最后更新: 2025-11-06
维护人: 技术架构师