feat: 物料删除时进行校验和相应的数据矫正

apps/mtm/correct.py

@@ -1,5 +1,17 @@
 from .models import Material
 
+def correct_material_deleted():
+    """
+    矫正物料是否被删除
+    """
+    from apps.inm.models import MaterialBatch
+    ms = MaterialBatch.objects.all().values('material').distinct()
+    for m in ms:
+        material = Material.objects.get_queryset(all=True).get(id=m['material'])
+        if material.is_deleted:
+            material.is_deleted = False
+            material.save(update_fields=['is_deleted'])
+
 def correct_material_cate():
     """
     矫正物料分类/ 光子的棒管

apps/mtm/views.py

@@ -15,6 +15,7 @@ from apps.utils.viewsets import CustomGenericViewSet, CustomModelViewSet
 from apps.utils.mixins import BulkCreateModelMixin, BulkDestroyModelMixin
 from rest_framework.serializers import Serializer
 from django.db import transaction
+from django.db.models import Q
 
 
 # Create your views here.
@@ -34,6 +35,14 @@ class MaterialViewSet(CustomModelViewSet):
     ordering_fields = ['name', 'model', 'specification',
                        'type', 'process', 'process__sort', 'sort', 'id', 'number']
 
+    def perform_destroy(self, instance):
+        from apps.inm.models import MaterialBatch
+        if MaterialBatch.objects.filter(material=instance).exists():
+            raise ParseError('该物料有库存!')
+        if Route.objects.filter(Q(material=instance) | Q(material_in=instance) | Q(material_out=instance)).exists():
+            raise ParseError('该物料有工艺路线!')
+        return super().perform_destroy(instance)
+
     @action(methods=['post'], detail=False, serializer_class=Serializer, perms_map={'post': 'material.create'})
     @transaction.atomic
     def daoru(self, request, *args, **kwargs):