修复产品需规保存与表格布局问题

backend/app/api/routes/master_data.py

@@ -88,6 +88,87 @@ from app.services.system_permissions import list_employee_options
 
 router = APIRouter(dependencies=[Depends(require_authenticated_user)])
 
+DEFAULT_PROCESS_CODE = "PROC-DEFAULT"
+DEFAULT_PROCESS_NAME = "系统默认工序"
+DEFAULT_WORK_CENTER_CODE = "WC-DEFAULT"
+DEFAULT_WORK_CENTER_NAME = "系统默认工作中心"
+DEFAULT_ORG_ROOT_CODE = "ORG_ROOT"
+
+
+def _default_operation_department(db: Session) -> Department:
+    department = db.scalar(select(Department).where(Department.dept_code == DEFAULT_ORG_ROOT_CODE).limit(1))
+    if department:
+        return department
+
+    department = db.scalar(select(Department).order_by(Department.id.asc()).limit(1))
+    if department:
+        return department
+
+    now = datetime.now()
+    department = Department(
+        dept_code=DEFAULT_ORG_ROOT_CODE,
+        dept_name="总公司",
+        parent_id=None,
+        org_node_type="COMPANY",
+        dept_type="ADMIN",
+        manager_name=None,
+        manager_employee_id=None,
+        status="ACTIVE",
+        sort_no=0,
+        remark="系统自动创建的默认组织根节点",
+        created_at=now,
+        updated_at=now,
+    )
+    db.add(department)
+    db.flush()
+    return department
+
+
+def _ensure_default_operation_foundation(db: Session) -> None:
+    changed = False
+    now = datetime.now()
+    process_exists = db.scalar(select(Process.id).limit(1))
+    if not process_exists:
+        db.add(
+            Process(
+                process_code=DEFAULT_PROCESS_CODE,
+                process_name=DEFAULT_PROCESS_NAME,
+                process_type="INTERNAL",
+                is_report_required=1,
+                is_quality_gate=0,
+                status="ACTIVE",
+                remark="系统自动创建，用于产品需规快速建档时生成默认工艺路线",
+                created_at=now,
+                updated_at=now,
+            )
+        )
+        changed = True
+
+    work_center_exists = db.scalar(select(WorkCenter.id).limit(1))
+    if not work_center_exists:
+        department = _default_operation_department(db)
+        db.add(
+            WorkCenter(
+                center_code=DEFAULT_WORK_CENTER_CODE,
+                center_name=DEFAULT_WORK_CENTER_NAME,
+                dept_id=department.id,
+                center_type="INTERNAL",
+                shift_pattern="默认班次",
+                capacity_hours_per_day=Decimal("8.00"),
+                status="ACTIVE",
+                remark="系统自动创建，用于产品需规快速建档时生成默认工艺路线",
+                created_at=now,
+                updated_at=now,
+            )
+        )
+        changed = True
+
+    if changed:
+        try:
+            db.commit()
+        except IntegrityError:
+            db.rollback()
+
 MATERIAL_EXCEL_HEADERS = ["原材料编码", "原材料名称", "材质", "规格", "废料单价", "性能要求", "状态"]
 MATERIAL_EXCEL_REQUIRED_HEADERS = ["原材料名称", "材质", "规格"]
 MATERIAL_STATUS_LABELS = {
@@ -597,6 +678,7 @@ def list_work_centers(
     limit: int = Query(default=100, ge=1, le=500),
     db: Session = Depends(get_db),
 ) -> list[WorkCenterRead]:
+    _ensure_default_operation_foundation(db)
     stmt = (
         select(
             WorkCenter.id.label("id"),
@@ -766,6 +848,7 @@ def list_processes(
     limit: int = Query(default=100, ge=1, le=500),
     db: Session = Depends(get_db),
 ) -> list[ProcessRead]:
+    _ensure_default_operation_foundation(db)
     rows = db.execute(
         select(
             Process.id.label("process_id"),