fix: 修复地材混入计算结果的问题

web/commons/models/material.py

@@ -35,6 +35,13 @@ class Material(db.Model, Model, OperationTrackMixin):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
 
+    @classmethod
+    def list(cls, type=None):
+        query = cls.query
+        if type:
+            query = query.filter(cls.type == type)
+        return query.all()
+
     @classmethod
     def get_by_key(cls, code):
         return cls.query.filter(cls.code == code).one_or_none()