inserção de validação no campo Liberar para faturamento

kk_sites/models/sale_order.py

@@ -6,6 +6,25 @@
 import json
 import requests
 from unicodedata import normalize
+from odoo.exceptions import UserError
+
+
+class SaleOrder(models.Model):
+    _inherit = 'sale.order'
+
+    def _prepare_invoice(self):
+        lines = self.order_line.filtered(
+            lambda x: x.invoice_status != 'invoiced')
+        if all(not (line.is_invoice_ok and line.purchase_order) for line in
+                lines):
+            raise UserError('Não é possível faturar a ordem %s pois nenhuma das\
+                linhas faturáveis está liberada para faturamento e ou a\
+                ordem de compra não está preenchida.\n\
+                Acesse as linhas que deseja faturar, marque a opção "Liberar\
+                para faturamento" e preencha o campo "Ordem de compra"'
+                            % self.name)
+        else:
+            return super(SaleOrder, self)._prepare_invoice()
 
 
 class SaleOrderLine(models.Model):
@@ -18,6 +37,18 @@ class SaleOrderLine(models.Model):
 
     description_proposta = fields.Html(string="Descrição para proposta")
 
+    is_invoice_ok = fields.Boolean('Liberar para Faturamento')
+
+    purchase_order = fields.Char('Ordem de Compra')
+
+    def invoice_line_create(self, invoice_id, qty):
+        lines = super(SaleOrderLine, self).invoice_line_create(invoice_id, qty)
+        for line in lines:
+            if any(not (item.is_invoice_ok and item.purchase_order) for item
+                    in line.sale_line_ids):
+                line.unlink()
+        return lines
+
     def get_next_folder_number(self, project):
         link = project.kk_site_id.pasta_servidor
         res = self.env['kk.sites'].get_server_folders(link, False)

kk_sites/views/sale_order.xml

@@ -16,6 +16,43 @@
                 <label for="description_proposta" />
                 <field name="description_proposta" type="html" nolabel="1" />
             </xpath>
+            <xpath expr="//field[@name='order_line']/form/group/group[2]" position="inside">
+                <field  name="purchase_order" />
+                <field name="is_invoice_ok" />
+            </xpath>
         </field>
     </record>
-</odoo>
+    <record id="sale_order_kk_site_tree" model="ir.ui.view">
+        <field name="name">sale.order.kk.site.tree</field>
+        <field name="model">sale.order.line</field>
+        <field name="inherit_id" ref="sale.view_order_line_tree" />
+        <field name="arch" type="xml">
+            <tree position="replace">
+            <tree string="Linhas dos Pedidos" editable="top" >
+                <field name="order_id" readonly="1" />
+                <field name="order_partner_id" readonly="1" />
+                <field name="name" readonly="1" />
+                <field name="purchase_order" />
+                <field name="is_invoice_ok" />
+                <field name="salesman_id" readonly="1" invisible="1" />
+                <field name="product_uom_qty" string="Qty" readonly="1"/>
+                <field name="qty_delivered" readonly="1"/>
+                <field name="qty_invoiced" readonly="1"/>
+                <field name="qty_to_invoice" readonly="1" invisible="1"/>
+                <field name="product_uom" string="Unit of Measure" groups="product.group_uom" readonly="1" invisible="1" />
+                <field name="price_subtotal" sum="Total" widget="monetary" readonly="1"/>
+            </tree>
+            </tree>
+        </field>
+    </record>
+    <record model="ir.actions.act_window" id="action_show_sale_line_tree">
+        <field name="name">Linhas dos Pedidos</field>
+        <field name="type">ir.actions.act_window</field>
+        <field name="res_model">sale.order.line</field>
+        <field name="view_type">form</field>
+        <field name="view_mode">tree</field>
+    </record>
+
+    <menuitem parent="sale.menu_sale_invoicing" id="menu_linha_vendas" action="action_show_sale_line_tree" sequence="10" />
+
+</odoo>