# -*- coding: utf-8 -*-
# Copyright 2017 LasLabs Inc.
# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl).

from openerp import api, models


class ModuleUpgrade(models.TransientModel):
    _inherit = 'base.module.upgrade'

    @api.model
    def get_module_list(self):
        Module = self.env["ir.module.module"]
        installed_modules = Module.search([('state', '=', 'installed')])
        upgradeable_modules = installed_modules.filtered(
            lambda r: r.checksum_dir != r.checksum_installed,
        )
        upgradeable_modules.button_upgrade()
        return super(ModuleUpgrade, self).get_module_list()

    @api.multi
    def upgrade_module_cancel(self):
        return super(
            ModuleUpgrade,
            self.with_context(retain_checksum_installed=True),
        ).upgrade_module_cancel()

    @api.multi
    def upgrade_module(self):
        # Compute updates by checksum when called in @api.model fashion
        if not self:
            self.get_module_list()
        return super(ModuleUpgrade, self).upgrade_module()