添加禁止负库存功能

sf_warehouse/models/product.py

@@ -0,0 +1,29 @@
+from odoo import models, fields
+from odoo.exceptions import ValidationError
+
+
+class SfProductCategory(models.Model):
+    _inherit = 'product.category'
+
+    negative_inventory_allowed = fields.Boolean('可负库存', default=True)
+
+
+class SfProductTemplate(models.Model):
+    _inherit = 'product.product'
+
+    def verify_product_repertory(self, location_id):
+        """
+             验证产品  负库存
+        """
+        if not location_id:
+            raise ValidationError('当前位置为空！！')
+        elif len(location_id) != 1:
+            raise ValidationError(f'存在多个当前位置{[item.name for item in location_id]}')
+        elif location_id.usage == 'supplier':
+            return True
+        for pp in self:
+            if not pp.categ_id.negative_inventory_allowed:
+                sq = pp.stock_quant_ids.filtered(lambda sq: sq.quantity < 0 and sq.location_id == location_id)
+                if sq:
+                    raise ValidationError(
+                        f'产品{pp.name}的产品类型设置为不可负库存，当前操作会导致产品{pp.name}在库存{location_id.name}上的库存数量为负！！！')