抓取生产工单，抓取发料异常
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249
browser_login/analysis_service.py
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249
browser_login/analysis_service.py
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import sqlite3
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import re
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from pathlib import Path
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import sys
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# 把当前目录加入 sys.path
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sys.path.insert(0, str(Path(__file__).parent))
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from config import OUTPUT_DIR
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DB_PATH = OUTPUT_DIR / 'erp_data.db'
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class MaterialReconciliationService:
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def __init__(self):
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self.db_path = DB_PATH
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def get_conn(self):
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return sqlite3.connect(self.db_path)
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def get_data_period(self):
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"""获取当前数据库中发料记录的时间周期，用于前端展示对账月份"""
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import datetime
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import calendar
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now = datetime.datetime.now()
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first_day = datetime.date(now.year, now.month, 1).strftime('%Y-%m-%d')
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last_day = datetime.date(now.year, now.month, calendar.monthrange(now.year, now.month)[1]).strftime('%Y-%m-%d')
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return {"start": first_day, "end": last_day}
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def step1_extract_and_match_work_orders(self):
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"""
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第一步：匹配生产工单。
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对于有生产工单的，直接赋值。
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对于没有生产工单的，从备注中通过正则提取潜在的工单号（如 SFC... 或 连续数字）。
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并将其更新到 inferred_production_order_no 字段中。
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"""
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print("[开始] 正在连接数据库并准备清洗工单数据...")
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conn = self.get_conn()
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cursor = conn.cursor()
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# 确保表有 inferred_production_order_no 字段
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try:
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cursor.execute("ALTER TABLE issue_receipt_details ADD COLUMN inferred_production_order_no TEXT;")
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print("[信息] 已在数据库中新建 inferred_production_order_no 字段。")
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except sqlite3.OperationalError:
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pass # 已经存在
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print("[执行] 正在读取所有发料单明细...")
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# 获取所有发料单
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cursor.execute("SELECT id, production_order_no, work_orders_remark, detailed_remark, production_order_remark FROM issue_receipt_details")
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rows = cursor.fetchall()
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print(f"[执行] 共读取到 {len(rows)} 条发料记录，开始进行正则比对...")
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# 预先加载 abnormal_report 中的有效工单号作为验证库
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cursor.execute("SELECT DISTINCT work_orders_number FROM abnormal_report")
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valid_sfcs = {r[0].upper() for r in cursor.fetchall() if r[0]}
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updates = []
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matched_count = 0
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for row in rows:
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row_id = row[0]
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prod_no = row[1]
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work_remark = row[2] or ''
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detail_remark = row[3] or ''
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prod_remark = row[4] or ''
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inferred_sfc = ''
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# 如果系统本身已经有工单号
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if prod_no and prod_no.strip():
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inferred_sfc = prod_no.strip()
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else:
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# 合并所有备注信息
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combined_remarks = f"{work_remark} {detail_remark} {prod_remark}"
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if combined_remarks.strip():
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# 优先匹配完整的 SFC 格式 (例如 SFC018845)
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sfc_match = re.search(r'(SFC\d+)', combined_remarks, re.IGNORECASE)
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if sfc_match:
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inferred_sfc = sfc_match.group(1).upper()
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else:
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# 尝试匹配纯数字格式 (长度大于等于4位的连续数字)
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num_match = re.search(r'(\d{4,})', combined_remarks)
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if num_match:
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candidate_num = num_match.group(1)
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# 尝试拼凑 SFC 前缀并校验是否存在于有效库中
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candidate_sfc = f"SFC0{candidate_num}"
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if candidate_sfc in valid_sfcs:
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inferred_sfc = candidate_sfc
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else:
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candidate_sfc2 = f"SFC{candidate_num}"
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if candidate_sfc2 in valid_sfcs:
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inferred_sfc = candidate_sfc2
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else:
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inferred_sfc = candidate_sfc # 哪怕没在库里也提取出来，作为参考
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if inferred_sfc:
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matched_count += 1
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updates.append((inferred_sfc, row_id))
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print(f"[信息] 匹配完成。有 {matched_count} 条数据成功匹配到工单号。正在将结果写回数据库...")
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# 批量更新数据库
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cursor.executemany(
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"UPDATE issue_receipt_details SET inferred_production_order_no = ? WHERE id = ?",
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updates
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)
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conn.commit()
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conn.close()
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print(f"[完成] 数据库更新完毕！本次清洗共处理了 {len(updates)} 条数据。")
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return len(updates)
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def step2_get_unmatched_materials(self, start_date=None, end_date=None):
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"""
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第二步：整理出没有生产工单的物料明细表
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"""
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conn = self.get_conn()
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conn.row_factory = sqlite3.Row
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cursor = conn.cursor()
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where_clause = "WHERE (inferred_production_order_no = '' OR inferred_production_order_no IS NULL)"
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params = []
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if start_date and end_date:
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where_clause += " AND execution_time >= ? AND execution_time <= ?"
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params.extend([f"{start_date} 00:00:00", f"{end_date} 23:59:59"])
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sql = f"""
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SELECT
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work_orders_number as issue_receipt_no,
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material_code,
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material_name,
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material_specification,
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issue_number,
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work_orders_remark,
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detailed_remark,
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production_order_remark,
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execution_time,
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executor_user_name,
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warehouse_name
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FROM issue_receipt_details
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{where_clause}
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ORDER BY execution_time DESC
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"""
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cursor.execute(sql, params)
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rows = cursor.fetchall()
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conn.close()
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return [dict(r) for r in rows]
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def step3_bom_reconciliation(self, start_date=None, end_date=None):
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"""
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第三步：BOM 校准物料，比对发料与BOM差异
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返回按工单分组的差异列表。
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"""
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conn = self.get_conn()
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conn.row_factory = sqlite3.Row
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cursor = conn.cursor()
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where_actual = "WHERE inferred_production_order_no != '' AND inferred_production_order_no IS NOT NULL"
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params_actual = []
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if start_date and end_date:
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where_actual += " AND execution_time >= ? AND execution_time <= ?"
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params_actual.extend([f"{start_date} 00:00:00", f"{end_date} 23:59:59"])
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sql_actual = f"""
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SELECT
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inferred_production_order_no as sfc,
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material_code,
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material_name,
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SUM(issue_number) as total_actual_issue
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FROM issue_receipt_details
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{where_actual}
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GROUP BY inferred_production_order_no, material_code
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"""
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where_bom = ""
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params_bom = []
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if start_date and end_date:
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where_bom = "WHERE order_date >= ? AND order_date <= ?"
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params_bom.extend([f"{start_date} 00:00:00", f"{end_date} 23:59:59"])
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sql_bom = f"""
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SELECT
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work_orders_number as sfc,
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material_code,
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material_name,
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theoretical_issue_qty as bom_qty
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FROM abnormal_report
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{where_bom}
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"""
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cursor.execute(sql_actual, params_actual)
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actuals = cursor.fetchall()
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cursor.execute(sql_bom, params_bom)
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boms = cursor.fetchall()
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conn.close()
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reconciliation = {}
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for r in boms:
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key = (r['sfc'], r['material_code'])
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reconciliation[key] = {
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'sfc': r['sfc'],
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'material_code': r['material_code'],
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'material_name': r['material_name'],
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'bom_qty': r['bom_qty'] or 0,
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'actual_qty': 0,
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'diff_qty': 0 - (r['bom_qty'] or 0),
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'status': '未发料'
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}
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for r in actuals:
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key = (r['sfc'], r['material_code'])
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if key not in reconciliation:
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reconciliation[key] = {
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'sfc': r['sfc'],
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'material_code': r['material_code'],
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'material_name': r['material_name'],
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'bom_qty': 0,
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'actual_qty': 0,
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'diff_qty': 0,
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'status': 'BOM外发料'
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}
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reconciliation[key]['actual_qty'] += r['total_actual_issue']
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reconciliation[key]['diff_qty'] = round(reconciliation[key]['actual_qty'] - reconciliation[key]['bom_qty'], 4)
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if reconciliation[key]['diff_qty'] > 0 and reconciliation[key]['bom_qty'] > 0:
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reconciliation[key]['status'] = '超领发料'
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elif reconciliation[key]['diff_qty'] < 0:
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reconciliation[key]['status'] = '少领发料'
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elif reconciliation[key]['diff_qty'] == 0 and reconciliation[key]['bom_qty'] > 0:
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reconciliation[key]['status'] = '发料正常'
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return list(reconciliation.values())
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if __name__ == '__main__':
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service = MaterialReconciliationService()
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print("Executing Step 1: Matching work orders...")
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updated = service.step1_extract_and_match_work_orders()
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print(f"Updated {updated} issue receipts with inferred production orders.")
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unmatched = service.step2_get_unmatched_materials()
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print(f"Found {len(unmatched)} unmatched materials.")
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recon = service.step3_bom_reconciliation()
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abnormal = [r for r in recon if r['status'] in ['超领发料', 'BOM外发料']]
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print(f"Found {len(abnormal)} abnormal BOM issues.")
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