# Graph Report - app  (2026-07-29)

## Corpus Check
- Large corpus: 230 files · ~286,351 words. Semantic extraction will be expensive (many Claude tokens). Consider running on a subfolder, or use --no-semantic to run AST-only.

## Summary
- 4878 nodes · 26996 edges · 31 communities detected
- Extraction: 31% EXTRACTED · 69% INFERRED · 0% AMBIGUOUS · INFERRED: 18542 edges (avg confidence: 0.6)
- Token cost: 0 input · 0 output

## Community Hubs (Navigation)
- [[_COMMUNITY_Community 0|Community 0]]
- [[_COMMUNITY_Community 1|Community 1]]
- [[_COMMUNITY_Community 2|Community 2]]
- [[_COMMUNITY_Community 3|Community 3]]
- [[_COMMUNITY_Community 4|Community 4]]
- [[_COMMUNITY_Community 5|Community 5]]
- [[_COMMUNITY_Community 6|Community 6]]
- [[_COMMUNITY_Community 7|Community 7]]
- [[_COMMUNITY_Community 8|Community 8]]
- [[_COMMUNITY_Community 9|Community 9]]
- [[_COMMUNITY_Community 10|Community 10]]
- [[_COMMUNITY_Community 11|Community 11]]
- [[_COMMUNITY_Community 12|Community 12]]
- [[_COMMUNITY_Community 13|Community 13]]
- [[_COMMUNITY_Community 14|Community 14]]
- [[_COMMUNITY_Community 15|Community 15]]
- [[_COMMUNITY_Community 16|Community 16]]
- [[_COMMUNITY_Community 17|Community 17]]
- [[_COMMUNITY_Community 18|Community 18]]
- [[_COMMUNITY_Community 19|Community 19]]
- [[_COMMUNITY_Community 20|Community 20]]
- [[_COMMUNITY_Community 21|Community 21]]
- [[_COMMUNITY_Community 22|Community 22]]
- [[_COMMUNITY_Community 23|Community 23]]
- [[_COMMUNITY_Community 24|Community 24]]
- [[_COMMUNITY_Community 27|Community 27]]
- [[_COMMUNITY_Community 28|Community 28]]
- [[_COMMUNITY_Community 29|Community 29]]
- [[_COMMUNITY_Community 30|Community 30]]
- [[_COMMUNITY_Community 31|Community 31]]
- [[_COMMUNITY_Community 32|Community 32]]

## God Nodes (most connected - your core abstractions)
1. `success_response()` - 717 edges
2. `error_response()` - 593 edges
3. `SysUser` - 562 edges
4. `BizQcTaskResult` - 339 edges
5. `BizProductionMaterial` - 326 edges
6. `BizProductionMaterialUsage` - 320 edges
7. `BizQcMaterialUsage` - 318 edges
8. `BizQcMaterial` - 308 edges
9. `BizProductionMaterialStockBatch` - 307 edges
10. `BizMaterialUsage` - 304 edges

## Surprising Connections (you probably didn't know these)
- `统一记录 API 请求/响应出入参的中间件` --uses--> `SysApiRequestLog`  [INFERRED]
  core/api_request_log_middleware.py → models/models.py
- `sync_lab_storage_seq_after_use()` --calls--> `generate_uuid()`  [INFERRED]
  crud/sample_reception_lab_code.py → core/utils.py
- `物品单位 CRUD（biz_item_unit）` --uses--> `BizItemUnit`  [INFERRED]
  crud/item_unit.py → models/models.py
- `快递公司 CRUD（biz_express_company）` --uses--> `BizExpressCompany`  [INFERRED]
  crud/express_company.py → models/models.py
- `客户 CRUD（biz_customer）` --uses--> `BizCustomer`  [INFERRED]
  crud/customer.py → models/models.py

## Communities

### Community 0 - "Community 0"
Cohesion: 0.01
Nodes (910): attachment_download_url(), create_dept(), create_dict_data(), create_dict_type(), create_express_company(), create_item_unit(), create_menu(), create_post() (+902 more)

### Community 1 - "Community 1"
Cohesion: 0.01
Nodes (698): format_date(), generate_uuid(), ApiRequestLogCRUD, delete(), get_multi_with_filters(), create_cell_sample_type(), get_cell_sample_type(), list_cell_sample_types() (+690 more)

### Community 2 - "Community 2"
Cohesion: 0.01
Nodes (623): CellSampleTypeCreateBody, CellSampleTypeUpdateBody, CollectionRegionCreateBody, CollectionRegionUpdateBody, CustomerCreateBody, CustomerUpdateBody, HospitalCreateBody, HospitalUpdateBody (+615 more)

### Community 3 - "Community 3"
Cohesion: 0.06
Nodes (541): BatchRefundFinanceSubmitBody, 细胞存储 — 采集协议单 / 审核 / 财务确认 / 分期预警 API, 持久化协议子资源。      缴费（含明细校验）须在样本之前：明细校验失败时不得已占用样本编码。     各子表 CRUD 内部仍可能分段 commit，创建接, 与列表接口一致：按租户 + 角色数据权限判断是否可访问该协议单。, If mother info exists but no customerId, create a customer record and link it., RefundFinanceSubmitBody, Base, 细胞产品 CRUD（biz_cell_product） (+533 more)

### Community 4 - "Community 4"
Cohesion: 0.02
Nodes (235): _normalize_date_bound(), _persist_protocol_sub_resources(), generate_id(), optional_date(), parse_date(), 将字符串 / date / datetime 转为 date 或 None, camel_to_snake(), get_model_attr() (+227 more)

### Community 5 - "Community 5"
Cohesion: 0.02
Nodes (226): list_ethnics_for_select(), AccessLogCreateBody, AccessLogUpdateBody, CleanRoomCreateBody, CleanRoomUpdateBody, create_access_log(), create_uv_disinfect_log(), delete_access_log() (+218 more)

### Community 6 - "Community 6"
Cohesion: 0.02
Nodes (206): eq_unicode(), like_unicode(), MySQL 字符串比较/模糊匹配时统一排序规则，避免 Illegal mix of collations。, 跨表字符串等值比较（JOIN / WHERE）时统一为 utf8mb4_unicode_ci。, 将列显式设为 utf8mb4_unicode_ci。, unicode_ci(), build_void_type_label_map(), format_protocol_status_label() (+198 more)

### Community 7 - "Community 7"
Cohesion: 0.04
Nodes (168): 发起前预览审批链（条件齐后解析最终路径与审批人）。, 兼容旧 GET：无 formData，含条件分支时多为待确定占位。, _app_to_dict(), create_app(), create_group(), create_role(), _create_version(), delete_app() (+160 more)

### Community 8 - "Community 8"
Cohesion: 0.02
Nodes (116): get_designer_data(), _error_json(), lifespan(), 数据库异常：返回 JSON 并保留 CORS 头，避免浏览器只报跨域错误, 未捕获异常：统一 JSON 500，确保跨域场景下仍有 Access-Control-Allow-Origin, sqlalchemy_exception_handler(), unhandled_exception_handler(), BaseHTTPMiddleware (+108 more)

### Community 9 - "Community 9"
Cohesion: 0.03
Nodes (158): AttachmentDownloadUrlBody, DeptCreateBody, DeptUpdateBody, DictDataCreateBody, DictDataUpdateBody, DictTypeCreateBody, DictTypeUpdateBody, ExpressCompanyCreateBody (+150 more)

### Community 10 - "Community 10"
Cohesion: 0.03
Nodes (155): _body_to_payload(), _get_current_user_id(), get_production_reception_by_sample_code(), get_production_reception_detail(), _get_tenant_no(), post_production_reception(), put_production_reception(), _resolve_reception_id() (+147 more)

### Community 11 - "Community 11"
Cohesion: 0.03
Nodes (159): _batch_line_to_dict(), cancel_check(), _check_header_to_dict(), complete_check(), _get_check(), get_check_detail(), _line_counts(), list_checks() (+151 more)

### Community 12 - "Community 12"
Cohesion: 0.03
Nodes (135): map_payments_by_schedule_ids(), get_protocol_nos_used_in_protocols(), _fmt_dt(), get_handover_by_schedule(), get_outbound_handover(), get_outbound_handover_view(), _handover_row_to_dict(), _handover_view_dict() (+127 more)

### Community 13 - "Community 13"
Cohesion: 0.05
Nodes (77): _ancestor_link_from_cell_product_input(), _ancestor_sample_chain_link(), _apply_cell_product_status_change(), _build_ancestor_chain(), _build_descendant_chain(), _build_facility_path_label(), build_split_product_codes(), create_cell_product() (+69 more)

### Community 14 - "Community 14"
Cohesion: 0.12
Nodes (10): get_wechat_pay_client(), get_wechat_pay_v2(), 微信支付工具模块  支持微信支付 V3 API 文档参考: https://pay.weixin.qq.com/docs/v3/apis/index.ht, 统一下单接口 (V3)          Args:             out_trade_no: 商户订单号             total, 小程序调起支付的二次签名参数（与公众号 JSAPI 规则一致）, 统一下单 (V2 API)          Args:             out_trade_no: 商户订单号             tot, 生成签名 V3 (SHA256 with RSA), wechat_pay() (+2 more)

### Community 15 - "Community 15"
Cohesion: 0.23
Nodes (12): Config, ProductBase, ProductCategoryBase, ProductCategoryCreate, ProductCategoryResponse, ProductCreate, ProductResponse, ProductUnitBase (+4 more)

### Community 16 - "Community 16"
Cohesion: 0.24
Nodes (11): deduct_for_step(), _display_remark(), list_stock_logs(), _parse_receiver_purpose_from_remark(), 试剂变动记录 CRUD（biz_reagent_stock_log）, 撤销步骤此前 step_save 扣减，便于重新填报。, 扣减试剂库存并生成变动记录。调用方控制事务，本函数不 commit。, _resolve_receiver_purpose() (+3 more)

### Community 17 - "Community 17"
Cohesion: 0.24
Nodes (11): deduct_for_step(), _display_remark(), list_stock_logs(), _parse_receiver_purpose_from_remark(), 耗材变动记录 CRUD（biz_consumable_stock_log）, 撤销步骤此前 step_save 扣减，便于重新填报。, 扣减耗材库存并生成变动记录。调用方控制事务，本函数不 commit。, _resolve_receiver_purpose() (+3 more)

### Community 18 - "Community 18"
Cohesion: 0.29
Nodes (2): BaseModel, SoftDeleteModel

### Community 19 - "Community 19"
Cohesion: 0.38
Nodes (6): derive_legacy_status_from_three(), derive_three_status_from_legacy(), 阶段A兼容：从旧 status 推导三字段。     约束：旧 status 本身混合了支付/配送/订单生命周期，因此只能尽力推断；     若业务侧已有更精确, 阶段A兼容：从三字段反推旧 status（用于旧前端/旧筛选参数兼容）。, ThreeStatus, _to_decimal()

### Community 20 - "Community 20"
Cohesion: 0.5
Nodes (3): BaseSettings, Config, Settings

### Community 21 - "Community 21"
Cohesion: 0.5
Nodes (2): _auto_fill_create_dept_id(), ORM before_insert 钩子：当 create_dept_id 为空时，自动从请求上下文填充当前用户部门 ID

### Community 22 - "Community 22"
Cohesion: 1.0
Nodes (1): 质检物料金额查看授权：专用角色与菜单权限常量。

### Community 23 - "Community 23"
Cohesion: 1.0
Nodes (1): 请求级别的用户上下文变量  通过 contextvars 在请求处理链路中传递当前用户信息， 供 SQLAlchemy 事件监听器等底层机制使用，避免逐层手动传

### Community 24 - "Community 24"
Cohesion: 1.0
Nodes (1): API 路由包（骨架：公共鉴权 + 静态菜单 + 运营端占位）

### Community 27 - "Community 27"
Cohesion: 1.0
Nodes (1): 发送订单状态通知                  Args:             openid: 用户openid             ord

### Community 28 - "Community 28"
Cohesion: 1.0
Nodes (1): 发送支付成功通知                  Args:             openid: 用户openid             ord

### Community 29 - "Community 29"
Cohesion: 1.0
Nodes (1): 发送配送通知                  Args:             openid: 配送员openid             task

### Community 30 - "Community 30"
Cohesion: 1.0
Nodes (1): 发送配送时效预警                  Args:             openid: 配送员openid             ta

### Community 31 - "Community 31"
Cohesion: 1.0
Nodes (1): 发送退款结果通知                  Args:             openid: 用户openid             ord

### Community 32 - "Community 32"
Cohesion: 1.0
Nodes (1): 发送催单通知给配送员                  Args:             deliver_openid: 配送员openid

## Knowledge Gaps
- **141 isolated node(s):** `刷新会话 TTL（refreshToken 续期；已登录用户每次 API 校验通过后滑动续期）`, `写入 refreshToken（用于 one-time 使用/吊销）`, `根据 token 获取当前用户（包含 Redis 会话校验；会话滑动续期）`, `登录凭据 RSA 解密（与前端 JSEncrypt PKCS#1 v1.5 兼容）。`, `加载 RSA 密钥对：优先环境变量，否则使用内置固定默认密钥。` (+136 more)
  These have ≤1 connection - possible missing edges or undocumented components.
- **Thin community `Community 18`** (8 nodes): `BaseModel`, `.to_dict()`, `get_active()`, `base.py`, `SoftDeleteModel`, `.restore()`, `.soft_delete()`, `__tablename__()`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 21`** (4 nodes): `_auto_fill_create_dept_id()`, `get_db()`, `database.py`, `ORM before_insert 钩子：当 create_dept_id 为空时，自动从请求上下文填充当前用户部门 ID`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 22`** (2 nodes): `qc_material_amount_auth_constants.py`, `质检物料金额查看授权：专用角色与菜单权限常量。`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 23`** (2 nodes): `context.py`, `请求级别的用户上下文变量  通过 contextvars 在请求处理链路中传递当前用户信息， 供 SQLAlchemy 事件监听器等底层机制使用，避免逐层手动传`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 24`** (2 nodes): `__init__.py`, `API 路由包（骨架：公共鉴权 + 静态菜单 + 运营端占位）`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 27`** (1 nodes): `发送订单状态通知                  Args:             openid: 用户openid             ord`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 28`** (1 nodes): `发送支付成功通知                  Args:             openid: 用户openid             ord`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 29`** (1 nodes): `发送配送通知                  Args:             openid: 配送员openid             task`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 30`** (1 nodes): `发送配送时效预警                  Args:             openid: 配送员openid             ta`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 31`** (1 nodes): `发送退款结果通知                  Args:             openid: 用户openid             ord`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.
- **Thin community `Community 32`** (1 nodes): `发送催单通知给配送员                  Args:             deliver_openid: 配送员openid`
  Too small to be a meaningful cluster - may be noise or needs more connections extracted.

## Suggested Questions
_Questions this graph is uniquely positioned to answer:_

- **Why does `SysUser` connect `Community 2` to `Community 0`, `Community 1`, `Community 3`, `Community 5`, `Community 6`, `Community 7`, `Community 8`, `Community 9`, `Community 11`, `Community 12`, `Community 16`, `Community 17`?**
  _High betweenness centrality (0.126) - this node is a cross-community bridge._
- **Why does `generate_uuid()` connect `Community 1` to `Community 0`, `Community 2`, `Community 4`, `Community 5`, `Community 6`, `Community 7`, `Community 8`, `Community 9`, `Community 10`, `Community 11`, `Community 12`, `Community 13`, `Community 16`, `Community 17`?**
  _High betweenness centrality (0.061) - this node is a cross-community bridge._
- **Why does `success_response()` connect `Community 0` to `Community 2`, `Community 5`, `Community 8`, `Community 9`, `Community 10`?**
  _High betweenness centrality (0.040) - this node is a cross-community bridge._
- **Are the 798 inferred relationships involving `str` (e.g. with `unhandled_exception_handler()` and `get_current_user_by_token()`) actually correct?**
  _`str` has 798 INFERRED edges - model-reasoned connections that need verification._
- **Are the 716 inferred relationships involving `success_response()` (e.g. with `list_storage_release_reviews()` and `get_storage_release_review_detail()`) actually correct?**
  _`success_response()` has 716 INFERRED edges - model-reasoned connections that need verification._
- **Are the 592 inferred relationships involving `error_response()` (e.g. with `_json_error_response()` and `list_storage_release_reviews()`) actually correct?**
  _`error_response()` has 592 INFERRED edges - model-reasoned connections that need verification._
- **Are the 560 inferred relationships involving `SysUser` (e.g. with `数据权限过滤（V0.3：基于角色 data_scope 的查询级行级过滤）  data_scope 值：   1 = 全部数据   2 = 本部门数据   3` and `从 SysUser 读取用户的 dept_id。`) actually correct?**
  _`SysUser` has 560 INFERRED edges - model-reasoned connections that need verification._