taiyi
1a3e9b0197
后端新增 18 个 DELETE 端点（软删除/硬删除/批量删除）， 覆盖产品分类、产品、客户、供应商、用户、角色。 硬删除带前置检查，有关联数据时拒绝删除。 前端每个表格新增全选复选框和批量删除按钮。 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
334 lines
13 KiB
Python
334 lines
13 KiB
Python
"""
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产品管理路由模块
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职责：
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处理产品和产品分类的增删改查接口，URL 前缀为空（路由在路径中定义）。
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包括：产品分类的列表/创建/更新、产品的列表/创建/更新/详情、
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产品规格的更新和默认规格设置。
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注意：本模块使用 /api/product-categories 和 /api/products 作为路径前缀，
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而非使用 APIRouter(prefix=...) 统一设置。
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"""
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from fastapi import APIRouter, Body, Depends, Query
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from sqlalchemy import func, select
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from sqlalchemy.orm import Session
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from backend.app.api.deps import get_product_service
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from backend.app.core.exceptions import AppException
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from backend.app.db import get_db_session
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from backend.app.models.business import Product, ProductCategory, ProductPricingRule
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from backend.app.schemas.common import success_payload
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from backend.app.schemas.products import (
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CreateCategoryRequest,
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CreateProductRequest,
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UpdateCategoryRequest,
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UpdateProductCategoryRequest,
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UpdateProductRequest,
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UpdateProductSpecificationRequest,
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)
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from backend.app.services.product_service import ProductService
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router = APIRouter(tags=["products"])
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@router.get("/api/product-categories")
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def list_categories(
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category_name: str | None = Query(default=None), # 分类名称模糊搜索
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status: int | None = Query(default=None), # 分类状态筛选（启用/停用）
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page_no: int = Query(default=1), # 页码，默认第 1 页
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page_size: int = Query(default=20), # 每页条数，默认 20 条
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""分页查询产品分类列表
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用途：获取所有产品分类，支持按名称和状态筛选。
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请求参数：Query 参数筛选 + 分页参数。
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返回值：分页分类列表，包含 total、page_no、page_size、list。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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result = product_service.list_categories(
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session=session,
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filters={"category_name": category_name, "status": status},
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)
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start = max(page_no - 1, 0) * page_size
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result["list"] = result["list"][start : start + page_size]
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result["page_no"] = page_no
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result["page_size"] = page_size
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return success_payload(result)
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@router.post("/api/product-categories")
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def create_category(
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payload: CreateCategoryRequest, # 创建分类的请求体
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""创建产品分类
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用途：新增一个产品分类。
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请求参数：CreateCategoryRequest（分类名称、描述等）。
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返回值：创建成功后的分类信息。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.create_category(payload.model_dump(), session))
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@router.put("/api/product-categories/{category_id}")
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def update_category(
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category_id: int, # 分类 ID（路径参数）
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payload: UpdateProductCategoryRequest, # 更新分类的请求体
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""更新产品分类
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用途：修改已有产品分类的名称、状态等信息。
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请求参数：category_id（路径参数）+ UpdateProductCategoryRequest（更新字段）。
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返回值：更新后的分类信息。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.update_category(category_id, payload.model_dump(), session))
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@router.get("/api/products")
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def list_products(
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product_name: str | None = Query(default=None), # 产品名称模糊搜索
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specification: str | None = Query(default=None), # 规格模糊搜索
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category_id: int | None = Query(default=None), # 产品分类 ID 筛选
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status: int | None = Query(default=None), # 产品状态筛选（启用/停用）
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page_no: int = Query(default=1), # 页码，默认第 1 页
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page_size: int = Query(default=20), # 每页条数，默认 20 条
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""分页查询产品列表
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用途：获取所有产品信息，支持按名称、规格、分类、状态筛选。
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请求参数：Query 参数筛选 + 分页参数。
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返回值：分页产品列表，包含 total、page_no、page_size、list。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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result = product_service.list_products(
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{
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"product_name": product_name,
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"specification": specification,
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"category_id": category_id,
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"status": status,
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},
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session,
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)
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start = max(page_no - 1, 0) * page_size
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result["list"] = result["list"][start : start + page_size]
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result["page_no"] = page_no
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result["page_size"] = page_size
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return success_payload(result)
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@router.post("/api/products")
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def create_product(
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payload: CreateProductRequest, # 创建产品的请求体
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""创建新产品
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用途：新增一个产品记录。
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请求参数：CreateProductRequest（产品名称、分类、规格等）。
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返回值：创建成功后的产品信息。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.create_product(payload.model_dump(), session))
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@router.put("/api/products/{product_id}")
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def update_product(
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product_id: int, # 产品 ID（路径参数）
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payload: UpdateProductRequest, # 更新产品的请求体
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""更新产品信息
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用途：修改已有产品的基本信息。
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请求参数：product_id（路径参数）+ UpdateProductRequest（更新字段）。
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返回值：更新后的产品信息。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.update_product(product_id, payload.model_dump(), session))
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@router.put("/api/products/specifications/{product_id}")
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def update_product_specification(
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product_id: int, # 产品 ID（路径参数）
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payload: UpdateProductSpecificationRequest, # 更新规格的请求体
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""更新产品规格
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用途：修改指定产品的规格信息（如尺寸、材质等）。
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请求参数：product_id（路径参数）+ UpdateProductSpecificationRequest（规格数据）。
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返回值：更新后的规格信息。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.update_product_specification(product_id, payload.model_dump(), session))
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@router.put("/api/products/specifications/{product_id}/default")
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def set_default_specification(
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product_id: int, # 产品 ID（路径参数）
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""设置默认规格
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用途：将指定产品的某个规格设为默认规格，用于报价计算时的默认取值。
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请求参数：product_id - 产品 ID（路径参数）。
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返回值：设置结果。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.set_default_specification(product_id, session))
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@router.get("/api/products/{product_id}")
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def get_product(
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product_id: int, # 产品 ID（路径参数）
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product_service: ProductService = Depends(get_product_service), # 注入产品服务
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session: Session = Depends(get_db_session), # 注入数据库会话
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) -> dict:
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"""查询产品详情
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用途：根据产品 ID 获取单个产品的完整信息（含规格、分类等）。
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请求参数：product_id - 产品 ID（路径参数）。
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返回值：产品详情信息。
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权限要求：无特殊权限限制（未配置角色鉴权）。
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"""
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return success_payload(product_service.get_product(product_id, session))
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@router.delete("/api/product-categories/{category_id}")
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def delete_category(
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category_id: int,
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session: Session = Depends(get_db_session),
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) -> dict:
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"""删除产品分类（软删除）"""
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cat = session.get(ProductCategory, category_id)
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if cat is None or cat.deleted == 1:
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raise AppException(404, "产品分类不存在")
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cat.deleted = 1
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session.commit()
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return success_payload({"deleted": True})
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@router.delete("/api/product-categories/{category_id}/permanent")
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def permanent_delete_category(
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category_id: int,
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session: Session = Depends(get_db_session),
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) -> dict:
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"""永久删除产品分类（硬删除）"""
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cat = session.get(ProductCategory, category_id)
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if cat is None or cat.deleted == 1:
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raise AppException(404, "产品分类不存在")
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count = session.execute(
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select(func.count(Product.id)).where(
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Product.category_id == category_id, Product.deleted == 0
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)
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).scalar()
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if count > 0:
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raise AppException("该分类下还有产品，无法删除")
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session.delete(cat)
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session.commit()
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return success_payload({"deleted": True})
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@router.delete("/api/products/{product_id}")
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def delete_product(
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product_id: int,
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session: Session = Depends(get_db_session),
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) -> dict:
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"""删除产品（软删除）"""
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product = session.get(Product, product_id)
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if product is None or product.deleted == 1:
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raise AppException(404, "产品不存在")
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product.deleted = 1
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session.commit()
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return success_payload({"deleted": True})
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@router.delete("/api/products/{product_id}/permanent")
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def permanent_delete_product(
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product_id: int,
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session: Session = Depends(get_db_session),
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) -> dict:
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"""永久删除产品（硬删除）"""
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product = session.get(Product, product_id)
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if product is None or product.deleted == 1:
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raise AppException(404, "产品不存在")
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count = session.execute(
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select(func.count(ProductPricingRule.id)).where(
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ProductPricingRule.product_id == product_id
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)
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).scalar()
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if count > 0:
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raise AppException("该产品还有定价规则，无法删除")
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session.delete(product)
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session.commit()
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return success_payload({"deleted": True})
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@router.post("/api/product-categories/batch-delete")
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def batch_delete_categories(
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ids: list[int] = Body(..., embed=True),
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permanent: bool = Body(default=False, embed=True),
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session: Session = Depends(get_db_session),
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) -> dict:
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"""批量删除产品分类"""
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cats = session.execute(
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select(ProductCategory).where(ProductCategory.id.in_(ids), ProductCategory.deleted == 0)
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).scalars().all()
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if not cats:
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raise AppException(404, "未找到可删除的分类")
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if permanent:
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cat_ids = [c.id for c in cats]
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count = session.execute(
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select(func.count(Product.id)).where(Product.category_id.in_(cat_ids), Product.deleted == 0)
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).scalar()
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if count > 0:
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raise AppException("所选分类下还有产品，无法删除")
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for c in cats:
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session.delete(c)
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else:
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for c in cats:
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c.deleted = 1
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session.commit()
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return success_payload({"deleted": len(cats)})
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@router.post("/api/products/batch-delete")
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def batch_delete_products(
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ids: list[int] = Body(..., embed=True),
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permanent: bool = Body(default=False, embed=True),
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session: Session = Depends(get_db_session),
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) -> dict:
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"""批量删除产品"""
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products = session.execute(
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select(Product).where(Product.id.in_(ids), Product.deleted == 0)
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).scalars().all()
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if not products:
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raise AppException(404, "未找到可删除的产品")
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if permanent:
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prod_ids = [p.id for p in products]
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count = session.execute(
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select(func.count(ProductPricingRule.id)).where(ProductPricingRule.product_id.in_(prod_ids))
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).scalar()
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if count > 0:
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raise AppException("所选产品还有定价规则，无法删除")
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for p in products:
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session.delete(p)
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else:
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for p in products:
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p.deleted = 1
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session.commit()
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return success_payload({"deleted": len(products)})
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