449 lines
17 KiB
Python
449 lines
17 KiB
Python
# app/services/inbound/semi_service.py
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from app.extensions import db
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from app.models.base import MaterialBase
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from app.models.outbound import TransOutbound
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from datetime import datetime, timedelta, timezone
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from sqlalchemy import or_, func, text, and_
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import traceback
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import json
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class SemiInboundService:
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# ============================================================
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# 0. 辅助：唯一性校验 (新增核心逻辑)
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# ============================================================
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@staticmethod
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def _check_unique(base_id, serial_number, batch_number, exclude_id=None):
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"""
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校验半成品的唯一性
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:param base_id: 基础物料ID
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:param serial_number: 序列号
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:param batch_number: 批号
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:param exclude_id: 排除的ID
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"""
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from app.models.inbound.semi import StockSemi
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# 1. 序列号 (SN) 校验 - 全局唯一
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if serial_number:
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query = StockSemi.query.filter(StockSemi.serial_number == serial_number)
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if exclude_id:
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query = query.filter(StockSemi.id != exclude_id)
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exists = query.first()
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if exists:
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occupied_name = exists.material.name if (hasattr(exists, 'material') and exists.material) else "未知物料"
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raise ValueError(f"序列号【{serial_number}】已存在！被半成品 [{occupied_name}] 占用，请核查。")
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# 2. 批号 (BN) 校验 - 同物料下不能重复开单
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if batch_number and base_id:
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query = StockSemi.query.filter(
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StockSemi.base_id == base_id,
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StockSemi.batch_number == batch_number
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)
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if exclude_id:
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query = query.filter(StockSemi.id != exclude_id)
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if query.first():
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raise ValueError(f"该物料已存在批号【{batch_number}】，请勿重复建单，建议在原批次上追加库存。")
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# ============================================================
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# 1. 基础物料搜索
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# ============================================================
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@staticmethod
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def search_base_material(keyword):
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try:
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# 基础查询：必须是已启用的物料
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query = MaterialBase.query.filter(MaterialBase.is_enabled == True)
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# 如果有关键词，进行模糊匹配
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if keyword:
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query = query.filter(
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or_(
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MaterialBase.name.ilike(f'%{keyword}%'),
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MaterialBase.spec_model.ilike(f'%{keyword}%')
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)
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)
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# 统一逻辑：按ID倒序，限制20条
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query = query.order_by(MaterialBase.id.desc()).limit(20)
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results = []
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for item in query.all():
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results.append({
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'id': item.id,
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'name': item.name,
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'spec': item.spec_model, # 对应前端 item.spec
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'category': item.category,
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'unit': item.unit,
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'type': item.material_type, # 对应前端 item.type
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'status': '启用'
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})
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return results
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except Exception as e:
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traceback.print_exc()
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return []
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# ============================================================
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# 2. 新增入库逻辑
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# ============================================================
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@staticmethod
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def handle_inbound(data):
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from app.models.inbound.semi import StockSemi
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try:
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base_id = data.get('base_id')
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if not base_id:
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raise ValueError("必须选择基础物料 (缺少 base_id)")
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material = MaterialBase.query.get(base_id)
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if not material:
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raise ValueError(f"ID为 {base_id} 的基础物料不存在")
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# --- [核心修改] 执行唯一性校验 ---
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SemiInboundService._check_unique(
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base_id=base_id,
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serial_number=data.get('serial_number'),
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batch_number=data.get('batch_number')
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)
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# [核心修改] 强制北京时间
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beijing_tz = timezone(timedelta(hours=8))
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current_time = datetime.now(beijing_tz).replace(tzinfo=None)
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in_date_val = current_time
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if data.get('in_date'):
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try:
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date_str = str(data['in_date'])
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if len(date_str) > 10:
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in_date_val = datetime.strptime(date_str, '%Y-%m-%d %H:%M:%S')
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else:
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d_temp = datetime.strptime(date_str, '%Y-%m-%d')
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in_date_val = datetime(d_temp.year, d_temp.month, d_temp.day,
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current_time.hour, current_time.minute, current_time.second)
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except ValueError:
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in_date_val = current_time
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# 2. 处理生产时间
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p_start = None
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p_end = None
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if data.get('production_start_time'):
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try:
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p_start = datetime.strptime(str(data['production_start_time']), '%Y-%m-%d %H:%M:%S')
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except:
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pass
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if data.get('production_end_time'):
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try:
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p_end = datetime.strptime(str(data['production_end_time']), '%Y-%m-%d %H:%M:%S')
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except:
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pass
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time_range_str = None
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raw_range = data.get('production_time_range')
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if isinstance(raw_range, list):
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time_range_str = " ~ ".join([str(x) for x in raw_range])
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elif isinstance(raw_range, str):
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time_range_str = raw_range
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# 3. 处理数值和成本
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in_qty = float(data.get('in_quantity') or 0)
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raw_cost = float(data.get('raw_material_cost') or 0)
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manual_cost = float(data.get('manual_cost') or 0)
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unit_total_cost = raw_cost + manual_cost
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total_value = unit_total_cost * in_qty
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# 4. 获取全局打印流水号
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next_global_id = 0
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try:
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seq_sql = text("SELECT nextval('global_print_seq')")
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result = db.session.execute(seq_sql)
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next_global_id = result.scalar()
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except Exception as e:
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print("❌ 数据库序列 global_print_seq 不存在，请执行SQL创建！")
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raise e
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generated_sku = str(next_global_id).zfill(10)
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final_sku = data.get('sku')
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if not final_sku:
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final_sku = generated_sku
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final_barcode = data.get('barcode')
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if not final_barcode:
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final_barcode = final_sku
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arrival_list = data.get('arrival_photo', [])
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quality_report_list = data.get('quality_report_link', [])
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if not isinstance(arrival_list, list): arrival_list = []
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if not isinstance(quality_report_list, list): quality_report_list = []
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# 8. 创建记录
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new_stock = StockSemi(
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base_id=material.id,
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global_print_id=next_global_id,
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sku=final_sku,
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production_date=in_date_val, # 存入 DateTime
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serial_number=data.get('serial_number'),
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batch_number=data.get('batch_number'),
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barcode=final_barcode,
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status='在库',
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quality_status=data.get('quality_status', '合格'),
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in_quantity=in_qty,
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stock_quantity=in_qty,
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available_quantity=in_qty,
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warehouse_location=data.get('warehouse_location'),
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bom_code=data.get('bom_code'),
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bom_version=data.get('bom_version'),
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work_order_code=data.get('work_order_code'),
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production_manager=data.get('production_manager'),
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production_start_time=p_start,
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production_end_time=p_end,
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production_time_range=time_range_str,
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raw_material_cost=raw_cost,
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manual_cost=manual_cost,
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total_price=total_value,
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arrival_photo=json.dumps(arrival_list),
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quality_report_link=json.dumps(quality_report_list),
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detail_link=data.get('detail_link'),
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remark=data.get('remark')
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)
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db.session.add(new_stock)
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db.session.commit()
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return new_stock
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except Exception as e:
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db.session.rollback()
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print("----- SemiInboundService Error -----")
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traceback.print_exc()
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raise e
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# ============================================================
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# 3. 更新逻辑
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# ============================================================
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@staticmethod
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def update_inbound(stock_id, data):
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from app.models.inbound.semi import StockSemi
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try:
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stock = StockSemi.query.get(stock_id)
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if not stock:
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raise ValueError("记录不存在")
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# --- [核心修改] 编辑时也要校验唯一性 ---
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new_base_id = data.get('base_id', stock.base_id)
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new_sn = data.get('serial_number', stock.serial_number)
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new_bn = data.get('batch_number', stock.batch_number)
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SemiInboundService._check_unique(
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base_id=new_base_id,
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serial_number=new_sn,
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batch_number=new_bn,
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exclude_id=stock_id
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)
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field_mapping = {
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'sku': 'sku',
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'barcode': 'barcode',
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'warehouse_location': 'warehouse_location',
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'serial_number': 'serial_number',
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'batch_number': 'batch_number',
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'status': 'status',
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'quality_status': 'quality_status',
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'bom_code': 'bom_code',
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'bom_version': 'bom_version',
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'work_order_code': 'work_order_code',
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'production_manager': 'production_manager',
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'detail_link': 'detail_link',
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'remark': 'remark'
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}
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for frontend_key, db_attr in field_mapping.items():
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if frontend_key in data:
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setattr(stock, db_attr, data[frontend_key])
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if 'arrival_photo' in data:
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imgs = data['arrival_photo']
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if isinstance(imgs, list):
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stock.arrival_photo = json.dumps(imgs)
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if 'quality_report_link' in data:
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imgs = data['quality_report_link']
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if isinstance(imgs, list):
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stock.quality_report_link = json.dumps(imgs)
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if 'production_start_time' in data:
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try:
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if data['production_start_time']:
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stock.production_start_time = datetime.strptime(str(data['production_start_time']),
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'%Y-%m-%d %H:%M:%S')
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else:
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stock.production_start_time = None
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except:
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pass
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if 'production_end_time' in data:
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try:
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if data['production_end_time']:
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stock.production_end_time = datetime.strptime(str(data['production_end_time']),
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'%Y-%m-%d %H:%M:%S')
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else:
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stock.production_end_time = None
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except:
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pass
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if 'production_time_range' in data:
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raw_range = data['production_time_range']
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if isinstance(raw_range, list):
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stock.production_time_range = " ~ ".join([str(x) for x in raw_range])
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else:
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stock.production_time_range = raw_range
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qty_changed = False
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cost_changed = False
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if 'in_quantity' in data:
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new_qty = float(data['in_quantity'])
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diff = new_qty - float(stock.in_quantity)
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if diff != 0:
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stock.in_quantity = new_qty
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stock.stock_quantity = float(stock.stock_quantity) + diff
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stock.available_quantity = float(stock.available_quantity) + diff
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qty_changed = True
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if 'raw_material_cost' in data:
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stock.raw_material_cost = float(data['raw_material_cost'])
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cost_changed = True
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if 'manual_cost' in data:
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stock.manual_cost = float(data['manual_cost'])
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cost_changed = True
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if cost_changed or qty_changed:
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unit_total = float(stock.raw_material_cost) + float(stock.manual_cost)
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stock.total_price = float(stock.in_quantity) * unit_total
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db.session.commit()
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return stock
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except Exception as e:
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db.session.rollback()
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raise e
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# ============================================================
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# 4. 删除逻辑
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# ============================================================
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@staticmethod
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def delete_inbound(stock_id):
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from app.models.inbound.semi import StockSemi
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try:
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stock = StockSemi.query.get(stock_id)
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if not stock:
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raise ValueError("记录不存在")
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db.session.delete(stock)
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db.session.commit()
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return True
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except Exception as e:
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db.session.rollback()
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raise e
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# ============================================================
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# 5. 出库历史
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# ============================================================
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@staticmethod
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def get_outbound_history(stock_id):
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"""获取出库历史"""
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try:
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records = TransOutbound.query.filter_by(
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source_table='stock_semi', stock_id=stock_id
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).order_by(TransOutbound.outbound_time.desc()).all()
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return [r.to_dict() for r in records]
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except:
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return []
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# ============================================================
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# 6. 获取列表
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# ============================================================
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@staticmethod
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def get_list(page, limit, keyword=None, statuses=None):
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from app.models.inbound.semi import StockSemi
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try:
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query = db.session.query(StockSemi).outerjoin(MaterialBase, StockSemi.base_id == MaterialBase.id)
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if keyword:
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kw = f'%{keyword}%'
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query = query.filter(
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or_(
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MaterialBase.name.ilike(kw),
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MaterialBase.spec_model.ilike(kw),
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StockSemi.batch_number.ilike(kw),
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StockSemi.serial_number.ilike(kw),
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StockSemi.sku.ilike(kw),
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StockSemi.work_order_code.ilike(kw),
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StockSemi.bom_code.ilike(kw)
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)
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)
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if not statuses:
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statuses = ['在库', '借库']
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if '已出库' in statuses:
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query = query.filter(StockSemi.status.in_(statuses))
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else:
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query = query.filter(
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and_(
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StockSemi.status.in_(statuses),
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StockSemi.stock_quantity > 0
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)
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)
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# 按照 production_date (入库日期) 倒序排序
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pagination = query.order_by(StockSemi.production_date.desc()).paginate(page=page, per_page=limit,
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error_out=False)
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current_items = pagination.items
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def parse_img(json_str):
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if not json_str: return []
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try:
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return json.loads(json_str) if json_str.startswith('[') else [json_str]
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except:
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return []
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items = []
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for item in current_items:
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d = item.to_dict()
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# 格式化展示日期
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date_display = ''
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if item.production_date:
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try:
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date_display = item.production_date.strftime('%Y-%m-%d')
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except:
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date_display = str(item.production_date)[:10]
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d['inbound_date'] = date_display
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d['qty_stock'] = float(item.stock_quantity or 0)
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d['qty_available'] = float(item.available_quantity or 0)
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d['sum_stock'] = d['qty_stock']
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d['sum_available'] = d['qty_available']
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d['arrival_photo'] = parse_img(item.arrival_photo)
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d['quality_report_link'] = parse_img(item.quality_report_link)
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d['global_print_id'] = item.global_print_id
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items.append(d)
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return {"total": pagination.total, "items": items}
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except Exception as e:
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print(f"List Error: {e}")
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traceback.print_exc()
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return {"total": 0, "items": []} |