更改排程结构前备份

sf_manufacturing/models/mrp_production.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 import re
+from datetime import datetime, timedelta
 from odoo import api, fields, models, _
 
 
@@ -34,10 +35,28 @@ class MrpProduction(models.Model):
              " * Done: The MO is closed, the stock moves are posted. \n"
              " * Cancelled: The MO has been cancelled, can't be confirmed anymore.")
 
+    @api.depends('company_id', 'date_planned_start', 'is_planned', 'product_id')
+    def _compute_date_planned_finished(self):
+        pass
+
     # 当不设置计划结束时间时，增加计算计划结束时间的方法，根据采购周期加缓冲期两个值来算就可以了
     def action_view_production_schedule(self):
         self.ensure_one()
-        self.state = '已排程'
+        if self.date_planned_start and self.date_planned_finished:
+            return None
+        elif self.date_planned_start and not self.date_planned_finished:
+            # 如果没有给出计划结束时间，则计划结束时间为计划开始时间+采购周期+缓冲期
+            # 采购周期
+            purchase_cycle = 3
+            # 缓冲期
+            buffer_period = 1
+            # 计划结束时间 = 计划开始时间 + 采购周期 + 缓冲期
+            self.date_planned_finished = self.date_planned_start + timedelta(days=purchase_cycle) + timedelta(
+                days=buffer_period)
+            self.state = '已排程'
+            return self.date_planned_finished
+        else:
+            return None
         # if self.plan_start_time and self.plan_end_time:
         #     return None
         # elif self.plan_start_time and not self.plan_end_time:
@@ -54,9 +73,8 @@ class MrpProduction(models.Model):
 
     def cancel_plan(self):
         self.ensure_one()
+        self.date_planned_finished = None
         self.state = 'confirmed'
-        # self.plan_start_time = None
-        # self.plan_end_time = None
 
     @api.depends('request_ids')
     def _compute_maintenance_count(self):