add search panel

app_stock_location_capacity/models/stock_location.py

@@ -0,0 +1,62 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import logging
+from odoo import api, fields, tools, models, _
+from odoo.addons import decimal_precision as dp
+
+
+class Location(models.Model):
+    _inherit = "stock.location"
+
+    # 库存容量 capacity
+    capacity_type = fields.Selection([
+        ('model', 'Unique Order'),
+        ('unit', 'Unit'),
+        # ('weight', 'Weight'),
+        # ('volume', 'Volume'),
+    ], string='Capacity Type',
+        help='Capacity Type of this Stock Location.')
+
+    occupied_order = fields.Reference(string='Current Order',
+                                      selection=[
+                                          ('sale.order', 'Sale'),
+                                          ('purchase.order', 'Purchase'),
+                                          ('mrp.production', 'Manufacture'),
+                                      ])
+
+    # 容量与当前占用
+    capacity_unit = fields.Float('Qty Max', digits=dp.get_precision('Product Unit of Measure'), default=1.0)
+    occupied_unit = fields.Float('Qty Occupied', digits=dp.get_precision('Product Unit of Measure'))
+    # todo: 预计的
+    occupied_unit_theoretical = fields.Float('Qty Forecast Max', digits=dp.get_precision('Product Unit of Measure'))
+    # todo: 重量及体积
+    capacity_weight = fields.Float('Weight Max', digits=dp.get_precision('Stock Weight'))
+    occupied_weight = fields.Float('Weight Occupied', digits=dp.get_precision('Stock Weight'))
+    capacity_volume = fields.Float('Volume Max')
+    occupied_volume = fields.Float('Volume Occupied')
+
+    occupied_percent = fields.Integer('Occupied(%)', compute='_compute_occupied', store=True)
+
+    # 计算该位置的数量，主要是quant
+    @api.depends('capacity_type', 'occupied_order', 'capacity_unit', 'occupied_unit')
+    def _compute_occupied(self):
+        for rec in self:
+            # 只有中转位和内部位置才有库容
+            if rec.usage in ('internal', 'transit'):
+                if rec.capacity_type == 'model':
+                    if rec.occupied_order:
+                        rec.occupied_percent = 100
+                    else:
+                        rec.occupied_percent = 0
+                else:
+                    try:
+                        rec.occupied_percent = 100.0 * rec.occupied_unit / rec.capacity_unit
+                    except:
+                        rec.occupied_percent = 0
+
+    @api.onchange('capacity_type')
+    def onchange_model(self):
+        self.order_id = None
+        if self.capacity_type != 'model':
+            self.occupied_order = None