390 lines
15 KiB
Python
390 lines
15 KiB
Python
# inventory-backend/app/api/v1/scrap.py
|
||
from flask import Blueprint, request, jsonify
|
||
from flask_jwt_extended import jwt_required, get_jwt_identity, get_jwt
|
||
from app.utils.decorators import permission_required, audit_log
|
||
from app.services.auth_service import AuthService
|
||
from app.extensions import db
|
||
from app.models.transaction import TransScrap, TransRepair
|
||
from app.models.inbound.buy import StockBuy
|
||
from app.models.inbound.semi import StockSemi
|
||
from app.models.inbound.product import StockProduct
|
||
from app.models.base import MaterialBase
|
||
from app.models.system import SysUser
|
||
import traceback
|
||
import math
|
||
|
||
scrap_bp = Blueprint('scrap', __name__, url_prefix='/scrap')
|
||
|
||
|
||
# ==============================================================================
|
||
# 辅助函数：获取当前用户的完整权限列表（基于角色查询）
|
||
# ==============================================================================
|
||
def get_current_user_permissions():
|
||
from flask_jwt_extended import get_jwt
|
||
from app.services.auth_service import AuthService
|
||
claims = get_jwt()
|
||
user_role = claims.get('role')
|
||
if not user_role:
|
||
return []
|
||
if user_role.upper() == 'SUPER_ADMIN':
|
||
return ['scrap_list:*']
|
||
perm_dict = AuthService.get_user_permissions(user_role)
|
||
perms = perm_dict.get('menus', []) + perm_dict.get('elements', [])
|
||
return perms
|
||
|
||
|
||
# --------------------------------------------------------
|
||
# 1. 扫码查询库存接口 (关联三个库存表)
|
||
# GET /api/v1/scrap/scan?barcode=...
|
||
# --------------------------------------------------------
|
||
@scrap_bp.route('/scan', methods=['GET'])
|
||
@jwt_required()
|
||
@permission_required('scrap_selection')
|
||
def scan_barcode():
|
||
barcode = request.args.get('barcode')
|
||
if not barcode:
|
||
return jsonify({'code': 400, 'msg': '请提供条码'}), 400
|
||
|
||
try:
|
||
result = ScrapService.get_stock_by_barcode(barcode)
|
||
if result:
|
||
return jsonify({'code': 200, 'msg': '扫描成功', 'data': result})
|
||
else:
|
||
return jsonify({'code': 404, 'msg': '未找到对应的库存记录'}), 404
|
||
except Exception as e:
|
||
import traceback
|
||
traceback.print_exc() # 强制在控制台打印真实错误堆栈
|
||
return jsonify({"code": 500, "msg": f"服务器内部错误详情: {str(e)}"}), 500
|
||
|
||
|
||
# --------------------------------------------------------
|
||
# 2. 提交报废单接口
|
||
# POST /api/v1/scrap
|
||
# --------------------------------------------------------
|
||
@scrap_bp.route('', methods=['POST'])
|
||
@jwt_required()
|
||
@audit_log(
|
||
module='报废管理',
|
||
action='报废出库',
|
||
get_target_name_fn=lambda: request.get_json().get('items')[0].get('sku') if request.get_json() and request.get_json().get('items') else None
|
||
)
|
||
def create_scrap():
|
||
claims = get_jwt()
|
||
user_role = claims.get('role')
|
||
if not user_role:
|
||
return jsonify({'code': 403, 'msg': '未授权'}), 403
|
||
|
||
# 超级管理员直接放行
|
||
if user_role.upper() != 'SUPER_ADMIN':
|
||
perm_dict = AuthService.get_user_permissions(user_role)
|
||
perms = perm_dict.get('menus', []) + perm_dict.get('elements', [])
|
||
if 'scrap_create:operation' not in perms:
|
||
return jsonify({'code': 403, 'msg': '权限不足'}), 403
|
||
|
||
data = request.get_json()
|
||
if not data:
|
||
return jsonify({'code': 400, 'msg': '无有效数据'}), 400
|
||
|
||
current_user_name = get_jwt_identity() or 'Unknown'
|
||
|
||
# items 必填
|
||
if 'items' not in data or not data['items']:
|
||
return jsonify({'code': 400, 'msg': '报废商品列表不能为空'}), 400
|
||
|
||
try:
|
||
result = ScrapService.process_scrap(data, operator_name=current_user_name)
|
||
return jsonify({'code': 200, 'msg': '报废成功', 'data': result})
|
||
except Exception as e:
|
||
traceback.print_exc()
|
||
db.session.rollback()
|
||
return jsonify({'code': 400, 'msg': str(e)}), 400
|
||
|
||
|
||
# --------------------------------------------------------
|
||
# 3. 报废记录查询接口
|
||
# GET /api/v1/scrap/records
|
||
# --------------------------------------------------------
|
||
@scrap_bp.route('/records', methods=['GET'])
|
||
@jwt_required()
|
||
@permission_required('scrap_list')
|
||
def get_scrap_records():
|
||
page = request.args.get('page', 1, type=int)
|
||
page_size = request.args.get('pageSize', 50, type=int)
|
||
sku = request.args.get('sku', '')
|
||
start_date = request.args.get('start_date', '')
|
||
end_date = request.args.get('end_date', '')
|
||
|
||
try:
|
||
result = ScrapService.query_records(
|
||
page=page,
|
||
page_size=page_size,
|
||
sku=sku,
|
||
start_date=start_date,
|
||
end_date=end_date
|
||
)
|
||
return jsonify({'code': 200, 'msg': 'success', 'data': result})
|
||
except Exception as e:
|
||
traceback.print_exc()
|
||
return jsonify({'code': 500, 'msg': str(e)}), 500
|
||
|
||
|
||
# ============================================================
|
||
# Service 层：报废核心逻辑
|
||
# ============================================================
|
||
class ScrapService:
|
||
|
||
@staticmethod
|
||
def get_stock_by_barcode(barcode):
|
||
"""根据条码查找库存"""
|
||
if not barcode:
|
||
return None
|
||
clean_code = barcode.strip()
|
||
|
||
def get_price(item, table_type):
|
||
if table_type == 'stock_product':
|
||
return float(item.sale_price) if item.sale_price else 0
|
||
elif table_type == 'stock_buy':
|
||
return float(item.pre_tax_unit_price) if item.pre_tax_unit_price else 0
|
||
return 0
|
||
|
||
# 1. 查询成品
|
||
prod = StockProduct.query.filter(
|
||
db.or_(StockProduct.barcode == clean_code, StockProduct.sku == clean_code)
|
||
).first()
|
||
if prod:
|
||
res = ScrapService._format_stock(prod, 'stock_product')
|
||
res['price'] = get_price(prod, 'stock_product')
|
||
return res
|
||
|
||
# 2. 查询半成品
|
||
semi = StockSemi.query.filter(
|
||
db.or_(StockSemi.barcode == clean_code, StockSemi.sku == clean_code)
|
||
).first()
|
||
if semi:
|
||
res = ScrapService._format_stock(semi, 'stock_semi')
|
||
res['price'] = 0
|
||
return res
|
||
|
||
# 3. 查询原材料
|
||
buy = StockBuy.query.filter(
|
||
db.or_(StockBuy.barcode == clean_code, StockBuy.sku == clean_code)
|
||
).first()
|
||
if buy:
|
||
res = ScrapService._format_stock(buy, 'stock_buy')
|
||
res['price'] = get_price(buy, 'stock_buy')
|
||
return res
|
||
|
||
# 4. 查询维修单 (TransRepair)
|
||
repair = TransRepair.query.filter(
|
||
db.or_(TransRepair.sku == clean_code, TransRepair.serial_number == clean_code)
|
||
).filter(
|
||
TransRepair.repair_status.notin_(['已出库', '报废转出'])
|
||
).first()
|
||
if repair:
|
||
return {
|
||
'id': repair.id,
|
||
'sku': repair.sku,
|
||
'barcode': repair.sku,
|
||
'name': repair.material_name or '维修件',
|
||
'spec': '',
|
||
'category': '',
|
||
'material_type': '',
|
||
'warehouse_loc': repair.customer_location or '',
|
||
'stock_quantity': 1,
|
||
'available_quantity': 1,
|
||
'source_table': 'trans_repair',
|
||
'price': float(repair.sale_price) if repair.sale_price else 0
|
||
}
|
||
|
||
return None
|
||
|
||
@staticmethod
|
||
def _format_stock(item, table_type):
|
||
"""格式化库存查询结果 - 使用安全 getattr 防止属性错误"""
|
||
return {
|
||
'id': getattr(item, 'id', None),
|
||
'sku': getattr(item, 'sku', ''),
|
||
'barcode': getattr(item, 'barcode', getattr(item, 'bar_code', '')),
|
||
'name': item.base.name if getattr(item, 'base', None) else '',
|
||
'spec': item.base.spec_model if getattr(item, 'base', None) else '',
|
||
'category': item.base.category if getattr(item, 'base', None) else '',
|
||
'material_type': item.base.material_type if getattr(item, 'base', None) else '',
|
||
'warehouse_loc': getattr(item, 'warehouse_location', ''),
|
||
'stock_quantity': float(getattr(item, 'stock_quantity', getattr(item, 'qty_stock', 0)) or 0),
|
||
'available_quantity': float(getattr(item, 'available_quantity', getattr(item, 'qty_available', 0)) or 0),
|
||
'source_table': table_type,
|
||
}
|
||
|
||
@staticmethod
|
||
def process_scrap(data, operator_name='System'):
|
||
"""处理报废：扣减库存并记录报废单"""
|
||
items = data.get('items', [])
|
||
reason = data.get('reason', '')
|
||
|
||
if not reason:
|
||
raise ValueError('请填写报废原因')
|
||
|
||
created_records = []
|
||
|
||
for item in items:
|
||
stock_id = item.get('id')
|
||
source_table = item.get('source_table')
|
||
scrap_qty = float(item.get('quantity', 0))
|
||
|
||
if not stock_id or not source_table or scrap_qty <= 0:
|
||
continue
|
||
|
||
# 处理维修单报废
|
||
if source_table == 'trans_repair':
|
||
repair = TransRepair.query.get(stock_id)
|
||
if not repair:
|
||
raise ValueError(f'维修单不存在: ID={stock_id}')
|
||
|
||
# 更新维修单状态为报废转出
|
||
repair.repair_status = '报废转出'
|
||
|
||
# 创建报废记录
|
||
scrap_record = TransScrap(
|
||
sku=repair.sku,
|
||
source_table='trans_repair',
|
||
stock_id=stock_id,
|
||
quantity=1,
|
||
reason=reason,
|
||
operator_name=operator_name,
|
||
approval_status='approved',
|
||
cost_at_scrap=float(repair.cost_price) if repair.cost_price else 0,
|
||
total_loss=float(repair.cost_price) if repair.cost_price else 0
|
||
)
|
||
db.session.add(scrap_record)
|
||
created_records.append(scrap_record)
|
||
continue
|
||
|
||
# 获取库存记录
|
||
stock_record = None
|
||
if source_table == 'stock_product':
|
||
stock_record = StockProduct.query.get(stock_id)
|
||
elif source_table == 'stock_semi':
|
||
stock_record = StockSemi.query.get(stock_id)
|
||
elif source_table == 'stock_buy':
|
||
stock_record = StockBuy.query.get(stock_id)
|
||
|
||
if not stock_record:
|
||
raise ValueError(f'库存记录不存在: ID={stock_id}')
|
||
|
||
# 检查可用数量
|
||
avail_qty = float(stock_record.available_quantity) if stock_record.available_quantity else 0
|
||
if avail_qty < scrap_qty:
|
||
raise ValueError(f"SKU {stock_record.sku} 可用库存不足，当前可用: {avail_qty}")
|
||
|
||
# 计算损失金额
|
||
unit_price = 0.0
|
||
if source_table == 'stock_product':
|
||
unit_price = float(stock_record.sale_price) if stock_record.sale_price else 0
|
||
elif source_table == 'stock_buy':
|
||
unit_price = float(stock_record.pre_tax_unit_price) if stock_record.pre_tax_unit_price else 0
|
||
|
||
total_loss = round(unit_price * scrap_qty, 2)
|
||
|
||
# 扣减库存
|
||
stock_record.stock_quantity = float(stock_record.stock_quantity) - scrap_qty
|
||
stock_record.available_quantity = float(stock_record.available_quantity) - scrap_qty
|
||
|
||
# 创建报废记录
|
||
scrap_record = TransScrap(
|
||
sku=stock_record.sku,
|
||
source_table=source_table,
|
||
stock_id=stock_id,
|
||
quantity=scrap_qty,
|
||
reason=reason,
|
||
operator_name=operator_name,
|
||
approval_status='approved',
|
||
cost_at_scrap=unit_price,
|
||
total_loss=total_loss
|
||
)
|
||
db.session.add(scrap_record)
|
||
created_records.append(scrap_record)
|
||
|
||
db.session.commit()
|
||
return {'count': len(created_records)}
|
||
|
||
@staticmethod
|
||
def query_records(page=1, page_size=50, sku='', start_date='', end_date=''):
|
||
"""分页查询报废记录"""
|
||
query = TransScrap.query
|
||
|
||
if sku:
|
||
query = query.filter(TransScrap.sku.like(f'%{sku}%'))
|
||
|
||
if start_date:
|
||
query = query.filter(TransScrap.operation_time >= start_date)
|
||
if end_date:
|
||
query = query.filter(TransScrap.operation_time <= end_date + ' 23:59:59')
|
||
|
||
# 按时间倒序
|
||
query = query.order_by(TransScrap.operation_time.desc())
|
||
|
||
total = query.count()
|
||
records = query.offset((page - 1) * page_size).limit(page_size).all()
|
||
|
||
# 遍历结果，补充操作人姓名、物料名称、规格
|
||
result_list = []
|
||
for r in records:
|
||
item = r.to_dict()
|
||
|
||
# 1. 解析操作人姓名
|
||
if r.operator_name:
|
||
# operator_name 可能是用户ID或用户名，尝试解析为真实姓名
|
||
try:
|
||
# 尝试将 operator_name 当作用户ID查询
|
||
user_id = int(r.operator_name)
|
||
user = SysUser.query.get(user_id)
|
||
if user:
|
||
# 解析存储格式: "张三/zhangsan"
|
||
raw_name = user.username
|
||
if '/' in raw_name:
|
||
item['operator_name'] = raw_name.split('/')[0]
|
||
except (ValueError, TypeError):
|
||
# 如果不是数字ID，保持原值
|
||
pass
|
||
|
||
# 2. 多态解析物料名称与规格
|
||
material_name = ''
|
||
spec_model = ''
|
||
|
||
if r.source_table == 'trans_repair':
|
||
# 维修单
|
||
repair = TransRepair.query.get(r.stock_id)
|
||
if repair:
|
||
material_name = repair.material_name or ''
|
||
spec_model = ''
|
||
elif r.source_table in ['stock_buy', 'stock_semi', 'stock_product']:
|
||
# 常规库存表
|
||
stock_model = None
|
||
if r.source_table == 'stock_buy':
|
||
stock_model = StockBuy.query.get(r.stock_id)
|
||
elif r.source_table == 'stock_semi':
|
||
stock_model = StockSemi.query.get(r.stock_id)
|
||
elif r.source_table == 'stock_product':
|
||
stock_model = StockProduct.query.get(r.stock_id)
|
||
|
||
if stock_model and hasattr(stock_model, 'base_id') and stock_model.base_id:
|
||
base = MaterialBase.query.get(stock_model.base_id)
|
||
if base:
|
||
material_name = base.name or ''
|
||
spec_model = base.spec_model or ''
|
||
elif stock_model and hasattr(stock_model, 'base') and stock_model.base:
|
||
material_name = stock_model.base.name or ''
|
||
spec_model = stock_model.base.spec_model or ''
|
||
|
||
item['material_name'] = material_name
|
||
item['spec_model'] = spec_model
|
||
|
||
result_list.append(item)
|
||
|
||
return {
|
||
'list': result_list,
|
||
'total': total,
|
||
'page': page,
|
||
'pageSize': page_size
|
||
}
|