hunk.code_window:             <field name="model">stock.picking</field>
               <field name="arch" type="xml">
                   <tree decoration-info="state == 'draft'" decoration-muted="state == 'cancel'" decoration-danger="state not in ('cancel', 'done') and min_date &lt; current_date" string="Picking list">
                       <field name="name"/>
                       <field name="location_dest_id"/>
                       <field name="partner_id"/>
                       <field name="date" invisible="1"/>
                       <field name="min_date"/>
                       <field name="origin"/>
  
hunk.labels: keep keep keep keep replace keep keep keep keep
hunk.after_edit:                     <field name="location_dest_id" groups="stock.group_stock_multi_locations"/>
  
hunk.file_path: addons/stock/views/stock_picking_views.xml
hunk.type: replace
file: # -*- coding: utf-8 -*-
  # Part of Odoo. See LICENSE file for full copyright and licensing details.
  
  from odoo import api, fields, models, _
  from odoo.addons import decimal_precision as dp
  from odoo.exceptions import UserError, ValidationError
  from odoo.tools import float_round
  
  
  class MrpBom(models.Model):
      """ Defines bills of material for a product or a product template """
      _name = 'mrp.bom'
      _description = 'Bill of Material'
      _inherit = ['mail.thread']
      _rec_name = 'product_tmpl_id'
      _order = "sequence"
  
      def _get_default_product_uom_id(self):
          return self.env['product.uom'].search([], limit=1, order='id').id
  
      code = fields.Char('Reference')
      active = fields.Boolean(
          'Active', default=True,
          help="If the active field is set to False, it will allow you to hide the bills of material without removing it.")
      type = fields.Selection([
          ('normal', 'Manufacture this product'),
          ('phantom', 'Ship this product as a set of components (kit)')], 'BoM Type',
          default='normal', required=True,
          help="Kit (Phantom): When processing a sales order for this product, the delivery order will contain the raw materials, instead of the finished product.")
      product_tmpl_id = fields.Many2one(
          'product.template', 'Product',
          domain="[('type', 'in', ['product', 'consu'])]", required=True)
      product_id = fields.Many2one(
          'product.product', 'Product Variant',
          domain="['&', ('product_tmpl_id', '=', product_tmpl_id), ('type', 'in', ['product', 'consu'])]",
          help="If a product variant is defined the BOM is available only for this product.")
      bom_line_ids = fields.One2many('mrp.bom.line', 'bom_id', 'BoM Lines', copy=True)
      product_qty = fields.Float(
          'Quantity', default=1.0,
          digits=dp.get_precision('Unit of Measure'), required=True)
      product_uom_id = fields.Many2one(
          'product.uom', 'Product Unit of Measure',
          default=_get_default_product_uom_id, oldname='product_uom', required=True,
          help="Unit of Measure (Unit of Measure) is the unit of measurement for the inventory control")
      sequence = fields.Integer('Sequence', help="Gives the sequence order when displaying a list of bills of material.")
      routing_id = fields.Many2one(
          'mrp.routing', 'Routing',
          help="The operations for producing this BoM.  When a routing is specified, the production orders will "
               " be executed through work orders, otherwise everything is processed in the production order itself. ")
      ready_to_produce = fields.Selection([
          ('all_available', 'All components available'),
          ('asap', 'The components of 1st operation')], string='Manufacturing Readiness',
          default='asap', required=True)
      picking_type_id = fields.Many2one(
          'stock.picking.type', 'Operation Type', domain=[('code', '=', 'mrp_operation')],
          help=u"When a procurement has a ‘produce’ route with a operation type set, it will try to create "
               "a Manufacturing Order for that product using a BoM of the same operation type. That allows "
               "to define procurement rules which trigger different manufacturing orders with different BoMs.")
      company_id = fields.Many2one(
          'res.company', 'Company',
          default=lambda self: self.env['res.company']._company_default_get('mrp.bom'),
          required=True)
  
      @api.constrains('product_id', 'product_tmpl_id', 'bom_line_ids')
      def _check_product_recursion(self):
          for bom in self:
              if bom.bom_line_ids.filtered(lambda x: x.product_id.product_tmpl_id == bom.product_tmpl_id):
                  raise ValidationError(_('BoM line product %s should not be same as BoM product.') % bom.display_name)
  
      @api.onchange('product_uom_id')
      def onchange_product_uom_id(self):
          res = {}
          if not self.product_uom_id or not self.product_tmpl_id:
              return
          if self.product_uom_id.category_id.id != self.product_tmpl_id.uom_id.category_id.id:
              self.product_uom_id = self.product_tmpl_id.uom_id.id
              res['warning'] = {'title': _('Warning'), 'message': _('The Product Unit of Measure you chose has a different category than in the product form.')}
          return res
  
      @api.onchange('product_tmpl_id')
      def onchange_product_tmpl_id(self):
          if self.product_tmpl_id:
              self.product_uom_id = self.product_tmpl_id.uom_id.id
  
      @api.multi
      def name_get(self):
          return [(bom.id, '%s%s' % (bom.code and '%s: ' % bom.code or '', bom.product_tmpl_id.display_name)) for bom in self]
  
      @api.multi
      def unlink(self):
          if self.env['mrp.production'].search([('bom_id', 'in', self.ids), ('state', 'not in', ['done', 'cancel'])], limit=1):
              raise UserError(_('You can not delete a Bill of Material with running manufacturing orders.\nPlease close or cancel it first.'))
          return super(MrpBom, self).unlink()
  
      @api.model
      def _bom_find(self, product_tmpl=None, product=None, picking_type=None, company_id=False):
          """ Finds BoM for particular product, picking and company """
          if product:
              if not product_tmpl:
                  product_tmpl = product.product_tmpl_id
              domain = ['|', ('product_id', '=', product.id), '&', ('product_id', '=', False), ('product_tmpl_id', '=', product_tmpl.id)]
          elif product_tmpl:
              domain = [('product_tmpl_id', '=', product_tmpl.id)]
          else:
              # neither product nor template, makes no sense to search
              return False
          if picking_type:
              domain += ['|', ('picking_type_id', '=', picking_type.id), ('picking_type_id', '=', False)]
          if company_id or self.env.context.get('company_id'):
              domain = domain + [('company_id', '=', company_id or self.env.context.get('company_id'))]
          # order to prioritize bom with product_id over the one without
          return self.search(domain, order='sequence, product_id', limit=1)
  
      def explode(self, product, quantity, picking_type=False):
          """
              Explodes the BoM and creates two lists with all the information you need: bom_done and line_done
              Quantity describes the number of times you need the BoM: so the quantity divided by the number created by the BoM
              and converted into its UoM
          """
          from collections import defaultdict
  
          graph = defaultdict(list)
          V = set()
  
          def check_cycle(v, visited, recStack, graph):
              visited[v] = True
              recStack[v] = True
              for neighbour in graph[v]:
                  if visited[neighbour] == False:
                      if check_cycle(neighbour, visited, recStack, graph) == True:
                          return True
                  elif recStack[neighbour] == True:
                      return True
              recStack[v] = False
              return False
  
          boms_done = [(self, {'qty': quantity, 'product': product, 'original_qty': quantity, 'parent_line': False})]
          lines_done = []
          V |= set([product.product_tmpl_id.id])
  
          bom_lines = [(bom_line, product, quantity, False) for bom_line in self.bom_line_ids]
          for bom_line in self.bom_line_ids:
              V |= set([bom_line.product_id.product_tmpl_id.id])
              graph[product.product_tmpl_id.id].append(bom_line.product_id.product_tmpl_id.id)
          while bom_lines:
              current_line, current_product, current_qty, parent_line = bom_lines[0]
              bom_lines = bom_lines[1:]
  
              if current_line._skip_bom_line(current_product):
                  continue
  
              line_quantity = current_qty * current_line.product_qty
              bom = self._bom_find(product=current_line.product_id, picking_type=picking_type or self.picking_type_id, company_id=self.company_id.id)
              if bom.type == 'phantom':
                  converted_line_quantity = current_line.product_uom_id._compute_quantity(line_quantity / bom.product_qty, bom.product_uom_id)
                  bom_lines = [(line, current_line.product_id, converted_line_quantity, current_line) for line in bom.bom_line_ids] + bom_lines
                  for bom_line in bom.bom_line_ids:
                      graph[current_line.product_id.product_tmpl_id.id].append(bom_line.product_id.product_tmpl_id.id)
                      if bom_line.product_id.product_tmpl_id.id in V and check_cycle(bom_line.product_id.product_tmpl_id.id, {key: False for  key in V}, {key: False for  key in V}, graph):
                          raise UserError(_('Recursion error!  A product with a Bill of Material should not have itself in its BoM or child BoMs!'))
                      V |= set([bom_line.product_id.product_tmpl_id.id])
                  boms_done.append((bom, {'qty': converted_line_quantity, 'product': current_product, 'original_qty': quantity, 'parent_line': current_line}))
              else:
                  # We round up here because the user expects that if he has to consume a little more, the whole UOM unit
                  # should be consumed.
                  rounding = current_line.product_uom_id.rounding
                  line_quantity = float_round(line_quantity, precision_rounding=rounding, rounding_method='UP')
                  lines_done.append((current_line, {'qty': line_quantity, 'product': current_product, 'original_qty': quantity, 'parent_line': parent_line}))
  
          return boms_done, lines_done
  
  
  class MrpBomLine(models.Model):
      _name = 'mrp.bom.line'
      _order = "sequence"
      _rec_name = "product_id"
  
      def _get_default_product_uom_id(self):
          return self.env['product.uom'].search([], limit=1, order='id').id
  
      product_id = fields.Many2one(
          'product.product', 'Product', required=True)
      product_qty = fields.Float(
          'Product Quantity', default=1.0,
          digits=dp.get_precision('Product Unit of Measure'), required=True)
      product_uom_id = fields.Many2one(
          'product.uom', 'Product Unit of Measure',
          default=_get_default_product_uom_id,
          oldname='product_uom', required=True,
          help="Unit of Measure (Unit of Measure) is the unit of measurement for the inventory control")
      sequence = fields.Integer(
          'Sequence', default=1,
          help="Gives the sequence order when displaying.")
      routing_id = fields.Many2one(
          'mrp.routing', 'Routing',
          related='bom_id.routing_id', store=True,
          help="The list of operations to produce the finished product. The routing is mainly used to "
               "compute work center costs during operations and to plan future loads on work centers "
               "based on production planning.")
      bom_id = fields.Many2one(
          'mrp.bom', 'Parent BoM',
          index=True, ondelete='cascade', required=True)
      attribute_value_ids = fields.Many2many(
          'product.attribute.value', string='Variants',
          help="BOM Product Variants needed form apply this line.")
      operation_id = fields.Many2one(
          'mrp.routing.workcenter', 'Consumed in Operation',
          help="The operation where the components are consumed, or the finished products created.")
      child_bom_id = fields.Many2one(
          'mrp.bom', 'Sub BoM', compute='_compute_child_bom_id')
      child_line_ids = fields.One2many(
          'mrp.bom.line', string="BOM lines of the referred bom",
          compute='_compute_child_line_ids')
      has_attachments = fields.Boolean('Has Attachments', compute='_compute_has_attachments')
  
      _sql_constraints = [
          ('bom_qty_zero', 'CHECK (product_qty>0)', 'All product quantities must be greater than 0.\n'
              'You should install the mrp_byproduct module if you want to manage extra products on BoMs !'),
      ]
  
      @api.one
      @api.depends('product_id', 'bom_id')
      def _compute_child_bom_id(self):
          if not self.product_id:
              self.child_bom_id = False
          else:
              self.child_bom_id = self.env['mrp.bom']._bom_find(
                  product_tmpl=self.product_id.product_tmpl_id,
                  product=self.product_id,
                  picking_type=self.bom_id.picking_type_id)
  
      @api.one
      @api.depends('product_id')
      def _compute_has_attachments(self):
          nbr_attach = self.env['ir.attachment'].search_count([
              '|',
              '&', ('res_model', '=', 'product.product'), ('res_id', '=', self.product_id.id),
              '&', ('res_model', '=', 'product.template'), ('res_id', '=', self.product_id.product_tmpl_id.id)])
          self.has_attachments = bool(nbr_attach)
  
      @api.one
      @api.depends('child_bom_id')
      def _compute_child_line_ids(self):
          """ If the BOM line refers to a BOM, return the ids of the child BOM lines """
          self.child_line_ids = self.child_bom_id.bom_line_ids.ids
  
      @api.onchange('product_uom_id')
      def onchange_product_uom_id(self):
          res = {}
          if not self.product_uom_id or not self.product_id:
              return res
          if self.product_uom_id.category_id != self.product_id.uom_id.category_id:
              self.product_uom_id = self.product_id.uom_id.id
              res['warning'] = {'title': _('Warning'), 'message': _('The Product Unit of Measure you chose has a different category than in the product form.')}
          return res
  
      @api.onchange('product_id')
      def onchange_product_id(self):
          if self.product_id:
              self.product_uom_id = self.product_id.uom_id.id
  
      @api.model
      def create(self, values):
          if 'product_id' in values and 'product_uom_id' not in values:
              values['product_uom_id'] = self.env['product.product'].browse(values['product_id']).uom_id.id
          return super(MrpBomLine, self).create(values)
  
      def _skip_bom_line(self, product):
          """ Control if a BoM line should be produce, can be inherited for add
          custom control. It currently checks that all variant values are in the
          product. """
          if self.attribute_value_ids:
              if not product or self.attribute_value_ids - product.attribute_value_ids:
                  return True
          return False
  
      @api.multi
      def action_see_attachments(self):
          domain = [
              '|',
              '&', ('res_model', '=', 'product.product'), ('res_id', '=', self.product_id.id),
              '&', ('res_model', '=', 'product.template'), ('res_id', '=', self.product_id.product_tmpl_id.id)]
          attachment_view = self.env.ref('mrp.view_document_file_kanban_mrp')
          return {
              'name': _('Attachments'),
              'domain': domain,
              'res_model': 'mrp.document',
              'type': 'ir.actions.act_window',
              'view_id': attachment_view.id,
              'views': [(attachment_view.id, 'kanban'), (False, 'form')],
              'view_mode': 'kanban,tree,form',
              'view_type': 'form',
              'help': _('''<p class="oe_view_nocontent_create">
                          Click to upload files to your product.
                      </p><p>
                          Use this feature to store any files, like drawings or specifications.
                      </p>'''),
              'limit': 80,
              'context': "{'default_res_model': '%s','default_res_id': %d}" % ('product.product', self.product_id.id)
          }
  