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rma_purchase/models/rma_order_line.py

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+# -*- coding: utf-8 -*-
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+from openerp import api, fields, models
+from openerp.addons import decimal_precision as dp
+from random import randint
+
+
+class RmaOrderLine(models.Model):
+    _inherit = "rma.order.line"
+
+    @api.one
+    def _compute_purchase_count(self):
+        purchase_list = []
+        for procurement_id in self.procurement_ids:
+            if procurement_id.purchase_id and procurement_id.purchase_id.id:
+                purchase_list.append(procurement_id.purchase_id.id)
+        self.purchase_count = len(list(set(purchase_list)))
+
+    @api.one
+    @api.depends('procurement_ids.purchase_line_id')
+    def _get_purchase_order_lines(self):
+        purchase_list = []
+        for procurement_id in self.procurement_ids:
+            if procurement_id.purchase_line_id and \
+                    procurement_id.purchase_line_id.id:
+                purchase_list.append(procurement_id.purchase_line_id.id)
+        self.purchase_order_line_ids = [(6, 0, purchase_list)]
+
+    @api.one
+    @api.depends('procurement_ids.purchase_line_id')
+    def _compute_qty_purchased(self):
+        self.qty_purchased = self._get_rma_purchased_qty()
+
+    purchase_count = fields.Integer(compute=_compute_purchase_count,
+                                    string='# of Purchases', copy=False,
+                                    default=0)
+    purchase_order_line_id = fields.Many2one('purchase.order.line',
+                                             string='Origin Purchase Line',
+                                             ondelete='restrict')
+    purchase_order_line_ids = fields.Many2many(
+        'purchase.order.line', 'purchase_line_rma_line_rel',
+        'rma_order_line_id', 'purchase_order_line_id',
+        string='Purchase Order Lines', compute=_get_purchase_order_lines)
+
+    qty_purchased = fields.Float(
+        string='Qty Purchased', copy=False,
+        digits=dp.get_precision('Product Unit of Measure'),
+        readonly=True, compute=_compute_qty_purchased,
+        store=True)
+
+    @api.multi
+    def action_view_purchase_order(self):
+        action = self.env.ref('purchase.purchase_rfq')
+        result = action.read()[0]
+        order_ids = []
+        for procurement_id in self.procurement_ids:
+            order_ids.append(procurement_id.purchase_id.id)
+        result['domain'] = [('id', 'in', order_ids)]
+        return result
+
+    @api.multi
+    def _get_rma_purchased_qty(self):
+        self.ensure_one()
+        qty = 0.0
+        for procurement_id in self.procurement_ids:
+            purchase_line = procurement_id.purchase_line_id
+            if self.type == 'supplier':
+                qty += purchase_line.product_qty
+            else:
+                qty = 0.0
+        return qty