[9.0][ADD] mrp_production_unreserve

mrp_production_unreserve/README.rst

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+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+========================
+MRP Production Unreserve
+========================
+
+This module backports the functionality of Manufacturing Orders (MOs) in v10
+which allows to unreserve MOs.
+
+Usage
+=====
+
+To use this module, you need to:
+
+#. Go to a confirmed MO with some *Products to Consume* in black font (which
+   means that they are reserved).
+#. Click the new button *Unreserve*.
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/129/9.0
+
+Known issues / Roadmap
+======================
+
+* No need to migrate this module further. The feature is out-of-the-box in v10.
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/manufacture/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smash it by providing detailed and welcomed feedback.
+
+Credits
+=======
+
+Images
+------
+
+* Odoo Community Association: `Icon <https://github.com/OCA/maintainer-tools/blob/master/template/module/static/description/icon.svg>`_.
+
+Contributors
+------------
+
+* Lois Rilo Antelo <lois.rilo@eficent.com>
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.

mrp_production_unreserve/__init__.py

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+# -*- coding: utf-8 -*-
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from . import models

mrp_production_unreserve/__openerp__.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 Eficent Business and IT Consulting Services S.L.
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+{
+    "name": "MRP Production Unreserve",
+    "summary": "Allows you to unreserve Manufacturing Orders.",
+    "version": "9.0.1.0.0",
+    "category": "Manufacturing",
+    "website": "https://github.com/OCA/manufacture",
+    "author": "Eficent, "
+              "Odoo Community Association (OCA)",
+    "license": "AGPL-3",
+    "application": False,
+    "installable": True,
+    "depends": ["mrp"],
+    "data": [
+        "views/mrp_production_view.xml",
+        "data/mrp_workflow.xml",
+    ],
+}

mrp_production_unreserve/data/mrp_workflow.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2017 Eficent Business and IT Consulting Services S.L.
+     License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl-3.0) -->
+<odoo>
+
+    <record id="prod_trans_unreserved" model="workflow.transition">
+        <field name="act_from" ref="mrp.prod_act_ready"/>
+        <field name="act_to" ref="mrp.prod_act_confirmed"/>
+        <field name="signal">moves_unreserved</field>
+        <field name="trigger_model" eval="False"/> <!-- Force empty -->
+        <field name="trigger_expr_id" eval="False"/> <!-- Force empty -->
+        <field name="condition">True</field> <!-- Force default -->
+    </record>
+
+</odoo>

mrp_production_unreserve/models/__init__.py

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+# -*- coding: utf-8 -*-
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from . import mrp_production

mrp_production_unreserve/models/mrp_production.py

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+# -*- coding: utf-8 -*-
+# Copyright 2017 Eficent Business and IT Consulting Services S.L.
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from openerp import api, fields, models
+from openerp import workflow
+
+
+class MrpProduction(models.Model):
+    _inherit = "mrp.production"
+
+    unreserve_visible = fields.Boolean(
+        string='Inventory Unreserve Visible',
+        compute='_compute_unreserve_visible',
+        help='Technical field to check when we can unreserve',
+    )
+
+    @api.depends('state', 'move_lines.reserved_quant_ids')
+    def _compute_unreserve_visible(self):
+        for order in self:
+            if (order.state in ['done', 'cancel'] or not
+                    order.move_lines.mapped('reserved_quant_ids')):
+                order.unreserve_visible = False
+            else:
+                order.unreserve_visible = True
+
+    @api.multi
+    def button_unreserve(self):
+        for production in self:
+            production.move_lines.filtered(
+                lambda x: x.state not in ('done', 'cancel')).do_unreserve()
+            if not production.test_ready():
+                workflow.trg_validate(
+                    self.env.uid, 'mrp.production', production.id,
+                    'moves_unreserved', self.env.cr)
+        return True
+
+    @api.multi
+    def action_confirm(self):
+        """If a MO comes from 'ready' state it doesn't need to be confirmed
+        again."""
+        from_draft = self.filtered(lambda mo: not mo.move_lines)
+        res = super(MrpProduction, from_draft).action_confirm()
+        self.write({'state': 'confirmed'})
+        return res

mrp_production_unreserve/views/mrp_production_view.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2017 Eficent Business and IT Consulting Services S.L.
+     License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl-3.0) -->
+<odoo>
+
+    <record id="mrp_production_form_view" model="ir.ui.view">
+        <field name="name">mrp.production.form - mrp_production_unreserved</field>
+        <field name="model">mrp.production</field>
+        <field name="inherit_id"
+               ref="mrp.mrp_production_form_view"/>
+        <field name="arch" type="xml">
+            <button name="action_assign" position="after">
+                <field name="unreserve_visible" invisible="1"/>
+                <button name="button_unreserve" type="object"
+                        string="Unreserve"
+                        attrs="{'invisible': [('unreserve_visible', '=', False)]}"/>
+            </button>
+        </field>
+    </record>
+
+</odoo>