display picking type in move location wizard, and get a default value

stock_move_location/wizard/stock_move_location.py

@@ -11,6 +11,14 @@ class StockMoveLocationWizard(models.TransientModel):
     _name = "wiz.stock.move.location"
     _description = 'Wizard move location'
 
+    @api.multi
+    def _get_default_picking_type_id(self):
+        company_id = self.env.context.get('company_id') or \
+            self.env.user.company_id.id
+        return self.env['stock.picking.type'].search(
+            [('code', '=', 'internal'),
+             ('warehouse_id.company_id', '=', company_id)], limit=1).id
+
     origin_location_disable = fields.Boolean(
         compute='_compute_readonly_locations')
     origin_location_id = fields.Many2one(
@@ -32,7 +40,8 @@ class StockMoveLocationWizard(models.TransientModel):
         comodel_name="wiz.stock.move.location.line",
     )
     picking_type_id = fields.Many2one(
-        comodel_name='stock.picking.type'
+        comodel_name='stock.picking.type',
+        default=_get_default_picking_type_id,
     )
     picking_id = fields.Many2one(
         string="Connected Picking",
@@ -88,8 +97,7 @@ class StockMoveLocationWizard(models.TransientModel):
 
     def _create_picking(self):
         return self.env['stock.picking'].create({
-            'picking_type_id': self.picking_type_id.id or
-            self.env.ref('stock.picking_type_internal').id,
+            'picking_type_id': self.picking_type_id.id,
             'location_id': self.origin_location_id.id,
             'location_dest_id': self.destination_location_id.id,
         })

stock_move_location/wizard/stock_move_location.xml

@@ -14,6 +14,9 @@
               </label>
               <field name="edit_locations" widget="boolean_toggle"/>
           </div>
+          <group name="picking_type">
+              <field name="picking_type_id"/>
+          </group>
           <group name="main">
               <field name="origin_location_disable" invisible="True"/>
               <field name="origin_location_id" attrs="{'readonly': [('origin_location_disable', '=', True)]}"/>