[IMP] stock: limit user actions on planned stock.picking form views

Don't allow immediate edition of quantity_done, marking as todo and
immediate validation.

addons/stock/models/stock_move.py

@@ -156,6 +156,7 @@ class StockMove(models.Model):
     additional = fields.Boolean("Whether the move was added after the picking's confirmation", default=False)
     is_locked = fields.Boolean(related='picking_id.is_locked', readonly=True)
     is_initial_demand_editable = fields.Boolean('Is initial demand editable', compute='_compute_is_initial_demand_editable')
+    is_quantity_done_editable = fields.Boolean('Is quantity done editable', compute='_compute_is_quantity_done_editable')
 
     @api.depends('product_id', 'has_tracking', 'move_line_ids', 'location_id', 'location_dest_id')
     def _compute_show_details_visible(self):
@@ -196,6 +197,17 @@ class StockMove(models.Model):
             else:
                 move.is_initial_demand_editable = False
 
+    @api.multi
+    @api.depends('state', 'picking_id')
+    def _compute_is_quantity_done_editable(self):
+        for move in self:
+            if self._context.get('planned_picking') and move.picking_id.state == 'draft':
+                move.is_quantity_done_editable = False
+            elif move.picking_id.is_locked and move.state in ('done', 'cancel'):
+                move.is_quantity_done_editable = False
+            else:
+                move.is_quantity_done_editable = True
+
     @api.one
     @api.depends('product_id', 'product_uom', 'product_uom_qty')
     def _compute_product_qty(self):

addons/stock/models/stock_picking.py

@@ -271,6 +271,12 @@ class Picking(models.Model):
     show_check_availability = fields.Boolean(
         compute='_compute_show_check_availability',
         help='Technical field used to compute whether the check availability button should be shown.')
+    show_mark_as_todo = fields.Boolean(
+        compute='_compute_show_mark_as_todo',
+        help='Technical field used to compute whether the mark as todo button should be shown.')
+    show_validate = fields.Boolean(
+        compute='_compute_show_validate',
+        help='Technical field used to compute whether the validate should be shown.')
 
     owner_id = fields.Many2one(
         'res.partner', 'Owner',
@@ -371,6 +377,28 @@ class Picking(models.Model):
             )
             picking.show_check_availability = picking.is_locked and picking.state in ('confirmed', 'waiting') and has_moves_to_reserve
 
+    @api.multi
+    @api.depends('state')
+    def _compute_show_mark_as_todo(self):
+        for picking in self:
+            if self._context.get('planned_picking') and picking.state == 'draft':
+                picking.show_mark_as_todo = True
+            elif picking.state != 'draft' or not picking.id:
+                picking.show_mark_as_todo = False
+            else:
+                picking.show_mark_as_todo = True
+
+    @api.multi
+    @api.depends('state', 'is_locked')
+    def _compute_show_validate(self):
+        for picking in self:
+            if self._context.get('planned_picking') and picking.state == 'draft':
+                picking.show_validate = False
+            elif picking.state not in ('draft', 'confirmed', 'assigned') or not picking.is_locked:
+                picking.show_validate = False
+            else:
+                picking.show_validate = True
+
     @api.onchange('picking_type_id', 'partner_id')
     def onchange_picking_type(self):
         if self.picking_type_id:

addons/stock/views/stock_picking_views.xml

@@ -201,10 +201,12 @@
                 <form string="Transfer">
                 <header>
                     <field name="is_locked" invisible="1"/>
+                    <field name="show_mark_as_todo" invisible="1"/>
                     <field name="show_check_availability" invisible="1"/>
-                    <button name="action_confirm" attrs="{'invisible': ['|', ('state', '!=', 'draft'), ('id', '=', False)]}" string="Mark as Todo" type="object" class="oe_highlight" groups="base.group_user"/>
+                    <field name="show_validate" invisible="1"/>
+                    <button name="action_confirm" attrs="{'invisible': [('show_mark_as_todo', '=', False)]}" string="Mark as Todo" type="object" class="oe_highlight" groups="base.group_user"/>
                     <button name="action_assign" attrs="{'invisible': [('show_check_availability', '=', False)]}" string="Check Availability" type="object" class="oe_highlight" groups="base.group_user"/>
-                    <button name="button_validate" attrs="{'invisible': ['|', ('state', 'not in', ('draft', 'confirmed', 'assigned')), ('is_locked', '=', False)]}" string="Validate" groups="stock.group_stock_user" type="object" class="oe_highlight"/>
+                    <button name="button_validate" attrs="{'invisible': [('show_validate', '=', False)]}" string="Validate" groups="stock.group_stock_user" type="object" class="oe_highlight"/>
                     <button name="do_print_picking" string="Print" groups="stock.group_stock_user" type="object" attrs="{'invisible': ['|', ('state', 'not in', ('assigned', 'partially_available')), ('is_locked', '=', False)]}"/>
                     <button name="%(action_report_delivery)d" string="Print" attrs="{'invisible': ['|', ('state', '!=', 'done'), ('is_locked', '=', False)]}" type="action" groups="base.group_user"/>
                     <button name="%(act_stock_return_picking)d" string="Return" attrs="{'invisible': ['|', ('state', '!=', 'done'), ('is_locked', '=', False)]}" type="action" groups="base.group_user"/>
@@ -293,9 +295,10 @@
 
                                     <field name="product_id" required="1" attrs="{'readonly': ['&amp;', ('state', '!=', 'draft'), ('additional', '=', False)]}"/>
                                     <field name="is_initial_demand_editable" invisible="1"/>
+                                    <field name="is_quantity_done_editable" invisible="1"/>
                                     <field name="product_uom_qty" string="Initial Demand" attrs="{'readonly': [('is_initial_demand_editable', '=', False)]}"/>
                                     <field name="reserved_availability" string="Reserved" invisible="context.get('picking_type_code') == 'incoming'"/>
-                                    <field name="quantity_done" string="Done" attrs="{'readonly': [('state', 'in', ('done', 'cancel')), ('is_locked', '=', True)], 'invisible': [('show_operations', '=', True)]}"/>
+                                    <field name="quantity_done" string="Done" attrs="{'readonly': [('is_quantity_done_editable', '=', False)], 'invisible': [('show_operations', '=', True)]}"/>
                                     <field name="product_uom" attrs="{'readonly': [('state', '!=', 'draft'), ('additional', '=', False)]}" options="{'no_open': True, 'no_create': True}" string="Unit of Measure" groups="product.group_uom"/>
                                     <button name="action_show_details" string="Register lots, packs, location" type="object" icon="fa-list" attrs="{'invisible': [('show_details_visible', '=', False)]}"/>
                                 </tree>