[ADD] account_post_in_background: add new module

account_post_in_background/__init__.py

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+from . import models
+from . import wizards

account_post_in_background/__manifest__.py

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+{
+    'name': 'Account Post In Background',
+    'version': "16.0.1.0.0",
+    'author': 'ADHOC SA',
+    'depends': [
+        'account',
+    ],
+    'data': [
+        'views/account_move_views.xml',
+        'wizards/validate_account_move_views.xml',
+        'data/ir_cron.xml',
+    ],
+    'license': 'AGPL-3',
+    'installable': True,
+    'auto_install': False,
+    'application': False,
+}

account_post_in_background/data/ir_cron.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <record forcecreate="True" id="ir_cron_background_post_invoices" model="ir.cron">
+        <field name="name">Background Post Invoices: cron</field>
+        <field name="model_id" ref="account.model_account_move"/>
+        <field name="state">code</field>
+        <field name="code">model._cron_background_post_invoices()</field>
+        <field eval="True" name="active" />
+        <field name="interval_number">1</field>
+        <field name="interval_type">hours</field>
+        <field name="numbercall">-1</field>
+    </record>
+
+</odoo>

account_post_in_background/models/__init__.py

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+from . import account_move

account_post_in_background/models/account_move.py

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+from odoo import _, api, fields, models
+
+
+class AccountMove(models.Model):
+
+    _inherit = 'account.move'
+
+    background_validate = fields.Boolean(help="If True then this invoice will be validated in the background by cron.")
+
+    def get_internal_partners(self):
+        res = self.env['res.partner']
+        for partner in self.message_partner_ids:
+            if partner.user_ids and all(user._is_internal() for user in partner.user_ids):
+                res |= partner
+        # TODO WIP
+        return res
+
+    @api.model
+    def _cron_background_post_invoices(self):
+        moves = self.search([('background_validate', '=', True)])
+        if moves:
+            try:
+                moves[0]._post()
+                moves[0].background_validate = False
+                moves[0]._cr.commit()
+            except Exception as exp:
+                moves[0].background_validate = False
+                moves[0].message_post(body=_('We tried to validate this invoice on the background but got this error: %s') % str(exp), message_type='comment', subtype_xmlid='mail.mt_comment', partner_ids=moves[0].get_internal_partners().ids)
+                # TODO KZ revisar que solo se este enviando a followers internos del documento
+        if len(moves) > 1:
+            self.env.ref('account_post_in_background.ir_cron_background_post_invoices')._trigger()

account_post_in_background/views/account_move_views.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data>
+
+        <record id="view_out_invoice_tree" model="ir.ui.view">
+            <field name="name">account.move.tree.inherit</field>
+            <field name="model">account.move</field>
+            <field name="inherit_id" ref="account.view_out_invoice_tree" />
+            <field name="arch" type="xml">
+                <field name="state" position="before">
+                    <field name="background_validate" invisible="1"/>
+                </field>
+            </field>
+        </record>
+
+        <record id="view_account_invoice_filter" model="ir.ui.view">
+            <field name="name">account.invoice.select.inherit</field>
+            <field name="model">account.move</field>
+            <field name="inherit_id" ref="account.view_account_invoice_filter"/>
+            <field name="arch" type="xml">
+                <filter name="to_check" position="after">
+                    <filter string="To validate in background" name="background_post" domain="[('background_validate', '=', True)]"/>
+                </filter>
+            </field>
+        </record>
+
+    </data>
+</odoo>

account_post_in_background/wizards/__init__.py

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+from . import validate_account_move

account_post_in_background/wizards/validate_account_move.py

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+from odoo import _, api, fields, models
+from odoo.exceptions import UserError
+
+
+class ValidateAccountMove(models.TransientModel):
+
+    _inherit = "validate.account.move"
+
+    move_ids = fields.Many2many('account.move')
+    count_inv = fields.Integer(help="Technical field to know the number of invoices selected from the wizard")
+
+    @api.model
+    def default_get(self, fields):
+        res = super().default_get(fields)
+
+        if self._context.get('active_model') == 'account.move':
+            domain = [('id', 'in', self._context.get('active_ids', [])), ('state', '=', 'draft')]
+        elif self._context.get('active_model') == 'account.journal':
+            domain = [('journal_id', '=', self._context.get('active_id')), ('state', '=', 'draft')]
+        else:
+            raise UserError(_("Missing 'active_model' in context."))
+
+        res['move_ids'] = self.env['account.move'].search(domain).filtered('line_ids').ids
+        res['count_inv'] = len(res['move_ids'])
+        return res
+
+    def action_background_validate(self):
+        self.move_ids.background_validate = True

account_post_in_background/wizards/validate_account_move_views.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data>
+
+        <record id="validate_account_move_view" model="ir.ui.view">
+            <field name="name">Post Journal Entries</field>
+            <field name="model">validate.account.move</field>
+            <field name="inherit_id" ref="account.validate_account_move_view"/>
+            <field name="arch" type="xml">
+
+                <field name="force_post" position="after">
+                    <field name="count_inv" invisible="1"/>
+                </field>
+
+                <button name="validate_move" position="before">
+                    <button string="Post in Background" name="action_background_validate" type="object" default_focus="1" class="btn-primary" data-hotkey="a" help="With this, all the invoices selected to be validated will be marked and they will be validated one by one. If an error is found when validating any invoice, the automatic validation of the same will be unmarked and it will be notified via messaging"/>
+                </button>
+
+                <button name="validate_move" position="attributes">
+                    <attribute name="default_focus"/>
+                    <attribute name="class"/>
+                    <attribute name="confirm">Only use this for just a few invoices</attribute>
+                    <attribute name="attrs">{'invisible': [('count_inv', '&gt;=', 20)]}</attribute>
+                </button>
+
+            </field>
+        </record>
+
+    </data>
+</odoo>