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539 lines
27 KiB
539 lines
27 KiB
# -*- coding: utf-8 -*-
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#############################################################################
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#
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# Cybrosys Technologies Pvt. Ltd.
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#
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# Copyright (C) 2024-TODAY Cybrosys Technologies(<https://www.cybrosys.com>)
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# Author: Cybrosys Techno Solutions(<https://www.cybrosys.com>)
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#
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# You can modify it under the terms of the GNU LESSER
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# GENERAL PUBLIC LICENSE (LGPL v3), Version 3.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU LESSER GENERAL PUBLIC LICENSE (LGPL v3) for more details.
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#
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# You should have received a copy of the GNU LESSER GENERAL PUBLIC LICENSE
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# (LGPL v3) along with this program.
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# If not, see <http://www.gnu.org/licenses/>.
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#
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#############################################################################
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import calendar
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from datetime import date, datetime
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from dateutil.relativedelta import relativedelta
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from odoo import api, fields, models, _
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from odoo.tools import DEFAULT_SERVER_DATE_FORMAT as DF, float_is_zero
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from odoo.exceptions import UserError, ValidationError
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class AccountAssetAsset(models.Model):
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"""
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Model for managing assets with depreciation functionality
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"""
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_name = 'account.asset.asset'
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_description = 'Asset/Revenue Recognition'
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_inherit = ['mail.thread']
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entry_count = fields.Integer(compute='_entry_count',
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string='# Asset Entries')
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name = fields.Char(string='Asset Name', required=True, readonly=True)
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code = fields.Char(string='Reference', size=32, readonly=True)
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value = fields.Float(string='Gross Value', required=True, readonly=True,
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digits=0)
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currency_id = fields.Many2one('res.currency', string='Currency',
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required=True, readonly=True,
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default=lambda self: self.env.company.currency_id.id)
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company_id = fields.Many2one('res.company', string='Company',
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required=True, readonly=True,
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default=lambda self: self.env.company)
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note = fields.Text()
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category_id = fields.Many2one('account.asset.category', string='Category',
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required=True, change_default=True,
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readonly=True)
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date = fields.Date(string='Date', required=True, readonly=True,
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default=fields.Date.context_today)
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state = fields.Selection(
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[('draft', 'Draft'), ('open', 'Running'), ('close', 'Close')],
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'Status', required=True, copy=False, default='draft',
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help="When an asset is created, the status is 'Draft'.\n"
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"If the asset is confirmed, the status goes in 'Running' and the depreciation lines can be posted in the accounting.\n"
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"You can manually close an asset when the depreciation is over. If the last line of depreciation is posted, the asset automatically goes in that status.")
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active = fields.Boolean(default=True)
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partner_id = fields.Many2one('res.partner', string='Partner',
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readonly=True)
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method = fields.Selection(
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[('linear', 'Linear'), ('degressive', 'Degressive')],
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string='Computation Method', required=True, readonly=True, default='linear',
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help="Choose the method to use to compute the amount of depreciation lines.\n * Linear: Calculated on basis of: Gross Value / Number of Depreciations\n"
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" * Degressive: Calculated on basis of: Residual Value * Degressive Factor")
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method_number = fields.Integer(string='Number of Depreciations',
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readonly=True,
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default=5,
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help="The number of depreciation's needed to depreciate your asset")
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method_period = fields.Integer(string='Number of Months in a Period',
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required=True, readonly=True, default=12,
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help="The amount of time between two depreciation's, in months")
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method_end = fields.Date(string='Ending Date', readonly=True,)
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method_progress_factor = fields.Float(string='Degressive Factor',
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readonly=True, default=0.3,)
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value_residual = fields.Float(compute='_amount_residual',
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digits=0, string='Residual Value')
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method_time = fields.Selection(
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[('number', 'Number of Entries'), ('end', 'Ending Date')],
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string='Time Method', required=True, readonly=True, default='number',
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help="Choose the method to use to compute the dates and number of entries.\n"
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" * Number of Entries: Fix the number of entries and the time between 2 depreciations.\n"
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" * Ending Date: Choose the time between 2 depreciations and the date the depreciations won't go beyond.")
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prorata = fields.Boolean(string='Prorata Temporis', readonly=True,
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help='Indicates that the first depreciation entry for this asset have to be done from the purchase date instead of the first January / Start date of fiscal year')
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depreciation_line_ids = fields.One2many('account.asset.depreciation.line',
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'asset_id',
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string='Depreciation Lines',
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readonly=True,)
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salvage_value = fields.Float(string='Salvage Value', digits=0,
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readonly=True,
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help="It is the amount you plan to have that you cannot depreciate.")
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invoice_id = fields.Many2one('account.move', string='Invoice',
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copy=False)
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type = fields.Selection(related="category_id.type", string='Type',
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required=True)
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def unlink(self):
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""" Prevents deletion of assets in 'open' or 'close' state or with posted depreciation entries."""
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for asset in self:
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if asset.state in ['open', 'close']:
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raise UserError(
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_('You cannot delete a document is in %s state.') % (
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asset.state,))
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for depreciation_line in asset.depreciation_line_ids:
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if depreciation_line.move_id:
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raise UserError(_(
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'You cannot delete a document that contains posted entries.'))
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return super(AccountAssetAsset, self).unlink()
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def _get_last_depreciation_date(self):
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"""
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@param id: ids of a account.asset.asset objects
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@return: Returns a dictionary of the effective dates of the last depreciation entry made for given asset ids. If there isn't any, return the purchase date of this asset
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"""
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self.env.cr.execute("""
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SELECT a.id as id, COALESCE(MAX(m.date),a.date) AS date
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FROM account_asset_asset a
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LEFT JOIN account_asset_depreciation_line rel ON (rel.asset_id = a.id)
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LEFT JOIN account_move m ON (rel.move_id = m.id)
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WHERE a.id IN %s
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GROUP BY a.id, m.date """, (tuple(self.ids),))
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result = dict(self.env.cr.fetchall())
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return result
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# @api.model
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# def _cron_generate_entries(self):
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# self.compute_generated_entries(datetime.today())
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@api.onchange('category_id')
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def gross_value(self):
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"""Update the 'value' field based on the 'price' of the selected 'category_id'."""
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self.value = self.category_id.price
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@api.model
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def compute_generated_entries(self, date, asset_type=None):
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"""Compute generated entries for assets based on the provided date and asset type."""
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# Entries generated : one by grouped category and one by asset from ungrouped category
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created_move_ids = []
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type_domain = []
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if asset_type:
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type_domain = [('type', '=', asset_type)]
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ungrouped_assets = self.env['account.asset.asset'].search(
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type_domain + [('state', '=', 'open'),
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('category_id.group_entries', '=', False)])
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created_move_ids += ungrouped_assets._compute_entries(date,
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group_entries=False)
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for grouped_category in self.env['account.asset.category'].search(
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type_domain + [('group_entries', '=', True)]):
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assets = self.env['account.asset.asset'].search(
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[('state', '=', 'open'),
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('category_id', '=', grouped_category.id)])
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created_move_ids += assets._compute_entries(date,
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group_entries=True)
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return created_move_ids
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def _compute_board_amount(self, sequence, residual_amount, amount_to_depr,
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undone_dotation_number,
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posted_depreciation_line_ids, total_days,
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depreciation_date):
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"""Compute the depreciation amount for a specific sequence in the asset's depreciation schedule."""
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amount = 0
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if sequence == undone_dotation_number:
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amount = residual_amount
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else:
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if self.method == 'linear':
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amount = amount_to_depr / (undone_dotation_number - len(
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posted_depreciation_line_ids))
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if self.prorata:
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amount = amount_to_depr / self.method_number
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if sequence == 1:
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if self.method_period % 12 != 0:
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date = datetime.strptime(str(self.date),
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'%Y-%m-%d')
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month_days = \
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calendar.monthrange(date.year, date.month)[1]
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days = month_days - date.day + 1
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amount = (
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amount_to_depr / self.method_number) / month_days * days
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else:
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days = (self.company_id.compute_fiscalyear_dates(
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depreciation_date)[
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'date_to'] - depreciation_date).days + 1
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amount = (
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amount_to_depr / self.method_number) / total_days * days
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elif self.method == 'degressive':
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amount = residual_amount * self.method_progress_factor
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if self.prorata:
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if sequence == 1:
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if self.method_period % 12 != 0:
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date = datetime.strptime(str(self.date),
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'%Y-%m-%d')
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month_days = \
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calendar.monthrange(date.year, date.month)[1]
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days = month_days - date.day + 1
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amount = (
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residual_amount * self.method_progress_factor) / month_days * days
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else:
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days = (self.company_id.compute_fiscalyear_dates(
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depreciation_date)[
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'date_to'] - depreciation_date).days + 1
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amount = (
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residual_amount * self.method_progress_factor) / total_days * days
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return amount
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def _compute_board_undone_dotation_nb(self, depreciation_date, total_days):
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"""Compute the number of remaining depreciations for an asset based on the depreciation date and total days."""
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undone_dotation_number = self.method_number
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if self.method_time == 'end':
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end_date = datetime.strptime(str(self.method_end), DF).date()
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undone_dotation_number = 0
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while depreciation_date <= end_date:
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depreciation_date = date(depreciation_date.year,
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depreciation_date.month,
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depreciation_date.day) + relativedelta(
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months=+self.method_period)
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undone_dotation_number += 1
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if self.prorata:
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undone_dotation_number += 1
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return undone_dotation_number
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def compute_depreciation_board(self):
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"""
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Compute the depreciation schedule for the asset based on its current state and parameters.
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This method calculates the depreciation amount for each period and generates depreciation entries accordingly.
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"""
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self.ensure_one()
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posted_depreciation_line_ids = self.depreciation_line_ids.filtered(
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lambda x: x.move_check).sorted(key=lambda l: l.depreciation_date)
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unposted_depreciation_line_ids = self.depreciation_line_ids.filtered(
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lambda x: not x.move_check)
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# Remove old unposted depreciation lines. We cannot use unlink() with One2many field
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commands = [(2, line_id.id, False) for line_id in
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unposted_depreciation_line_ids]
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if self.value_residual != 0.0:
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amount_to_depr = residual_amount = self.value_residual
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if self.prorata:
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# if we already have some previous validated entries, starting date is last entry + method perio
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if posted_depreciation_line_ids and \
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posted_depreciation_line_ids[-1].depreciation_date:
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last_depreciation_date = datetime.strptime(
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posted_depreciation_line_ids[-1].depreciation_date,
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DF).date()
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depreciation_date = last_depreciation_date + relativedelta(
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months=+self.method_period)
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else:
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depreciation_date = datetime.strptime(
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str(self._get_last_depreciation_date()[self.id]),
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DF).date()
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else:
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# depreciation_date = 1st of January of purchase year if annual valuation, 1st of
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# purchase month in other cases
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if self.method_period >= 12:
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if self.company_id.fiscalyear_last_month:
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asset_date = date(year=int(self.date.year),
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month=int(
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self.company_id.fiscalyear_last_month),
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day=int(
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self.company_id.fiscalyear_last_day)) + relativedelta(
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days=1) + \
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relativedelta(year=int(
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self.date.year)) # e.g. 2018-12-31 +1 -> 2019
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else:
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asset_date = datetime.strptime(
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str(self.date)[:4] + '-01-01', DF).date()
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else:
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asset_date = datetime.strptime(str(self.date)[:7] + '-01',
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DF).date()
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# if we already have some previous validated entries, starting date isn't 1st January but last entry + method period
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if posted_depreciation_line_ids and \
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posted_depreciation_line_ids[-1].depreciation_date:
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last_depreciation_date = datetime.strptime(str(
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posted_depreciation_line_ids[-1].depreciation_date),
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DF).date()
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depreciation_date = last_depreciation_date + relativedelta(
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months=+self.method_period)
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else:
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depreciation_date = asset_date
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day = depreciation_date.day
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month = depreciation_date.month
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year = depreciation_date.year
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total_days = (year % 4) and 365 or 366
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undone_dotation_number = self._compute_board_undone_dotation_nb(
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depreciation_date, total_days)
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for x in range(len(posted_depreciation_line_ids),
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undone_dotation_number):
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sequence = x + 1
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amount = self._compute_board_amount(sequence, residual_amount,
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amount_to_depr,
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undone_dotation_number,
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posted_depreciation_line_ids,
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total_days,
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depreciation_date)
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amount = self.currency_id.round(amount)
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if float_is_zero(amount,
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precision_rounding=self.currency_id.rounding):
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continue
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residual_amount -= amount
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vals = {
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'amount': amount,
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'asset_id': self.id,
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'sequence': sequence,
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'name': (self.code or '') + '/' + str(sequence),
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'remaining_value': residual_amount if residual_amount >= 0 else 0.0,
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'depreciated_value': self.value - (
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self.salvage_value + residual_amount),
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'depreciation_date': depreciation_date.strftime(DF),
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}
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commands.append((0, False, vals))
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# Considering Depr. Period as months
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depreciation_date = date(year, month, day) + relativedelta(
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months=+self.method_period)
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day = depreciation_date.day
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month = depreciation_date.month
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year = depreciation_date.year
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self.write({'depreciation_line_ids': commands})
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return True
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def validate(self):
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"""Update the state to 'open' and track specific fields based on the asset's method."""
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self.write({'state': 'open'})
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fields = [
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'method',
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'method_number',
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'method_period',
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'method_end',
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'method_progress_factor',
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'method_time',
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'salvage_value',
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'invoice_id',
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]
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ref_tracked_fields = self.env['account.asset.asset'].fields_get(fields)
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for asset in self:
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tracked_fields = ref_tracked_fields.copy()
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if asset.method == 'linear':
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del (tracked_fields['method_progress_factor'])
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if asset.method_time != 'end':
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del (tracked_fields['method_end'])
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else:
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del (tracked_fields['method_number'])
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dummy, tracking_value_ids = asset._mail_track(tracked_fields,
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dict.fromkeys(
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fields))
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asset.message_post(subject=_('Asset created'),
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tracking_value_ids=tracking_value_ids)
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def _get_disposal_moves(self):
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"""Get the disposal moves for the asset."""
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move_ids = []
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for asset in self:
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unposted_depreciation_line_ids = asset.depreciation_line_ids.filtered(
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lambda x: not x.move_check)
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if unposted_depreciation_line_ids:
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old_values = {
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'method_end': asset.method_end,
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'method_number': asset.method_number,
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}
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# Remove all unposted depr. lines
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commands = [(2, line_id.id, False) for line_id in
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unposted_depreciation_line_ids]
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# Create a new depr. line with the residual amount and post it
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sequence = len(asset.depreciation_line_ids) - len(
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unposted_depreciation_line_ids) + 1
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today = datetime.today().strftime(DF)
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vals = {
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'amount': asset.value_residual,
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'asset_id': asset.id,
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'sequence': sequence,
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'name': (asset.code or '') + '/' + str(sequence),
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'remaining_value': 0,
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'depreciated_value': asset.value - asset.salvage_value,
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# the asset is completely depreciated
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'depreciation_date': today,
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}
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commands.append((0, False, vals))
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asset.write(
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{'depreciation_line_ids': commands, 'method_end': today,
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'method_number': sequence})
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tracked_fields = self.env['account.asset.asset'].fields_get(
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['method_number', 'method_end'])
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changes, tracking_value_ids = asset._mail_track(
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tracked_fields, old_values)
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if changes:
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asset.message_post(subject=_(
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'Asset sold or disposed. Accounting entry awaiting for validation.'),
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tracking_value_ids=tracking_value_ids)
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move_ids += asset.depreciation_line_ids[-1].create_move(
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post_move=False)
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return move_ids
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def set_to_close(self):
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"""Set the asset to close state by creating disposal moves and returning an action window to view the move(s)."""
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move_ids = self._get_disposal_moves()
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if move_ids:
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name = _('Disposal Move')
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view_mode = 'form'
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if len(move_ids) > 1:
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name = _('Disposal Moves')
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view_mode = 'list,form'
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return {
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'name': name,
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'view_mode': view_mode,
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'res_model': 'account.move',
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'type': 'ir.actions.act_window',
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'target': 'current',
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'res_id': move_ids[0],
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}
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# Fallback, as if we just clicked on the smartbutton
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return self.open_entries()
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def set_to_draft(self):
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"""Set the asset's state to 'draft'."""
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self.write({'state': 'draft'})
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@api.depends('value', 'salvage_value', 'depreciation_line_ids.move_check',
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'depreciation_line_ids.amount')
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def _amount_residual(self):
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"""Compute the residual value of the asset based on the total depreciation amount."""
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for record in self:
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total_amount = 0.0
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for line in record.depreciation_line_ids:
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if line.move_check:
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total_amount += line.amount
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record.value_residual = record.value - total_amount - record.salvage_value
|
|
|
|
@api.onchange('company_id')
|
|
def onchange_company_id(self):
|
|
"""Update the 'currency_id' field based on the selected 'company_id'."""
|
|
self.currency_id = self.company_id.currency_id.id
|
|
|
|
@api.depends('depreciation_line_ids.move_id')
|
|
def _entry_count(self):
|
|
"""Compute the number of entries related to the asset based on the depreciation lines."""
|
|
for asset in self:
|
|
res = self.env['account.asset.depreciation.line'].search_count(
|
|
[('asset_id', '=', asset.id), ('move_id', '!=', False)])
|
|
asset.entry_count = res or 0
|
|
|
|
@api.constrains('prorata', 'method_time')
|
|
def _check_prorata(self):
|
|
"""Check if prorata temporis can be applied for the given asset based on the 'prorata' and 'method_time' fields."""
|
|
if self.prorata and self.method_time != 'number':
|
|
raise ValidationError(_(
|
|
'Prorata temporis can be applied only for time method "number of depreciations".'))
|
|
|
|
@api.onchange('category_id')
|
|
def onchange_category_id(self):
|
|
"""Update the fields of the asset based on the selected 'category_id'."""
|
|
vals = self.onchange_category_id_values(self.category_id.id)
|
|
# We cannot use 'write' on an object that doesn't exist yet
|
|
if vals:
|
|
for k, v in vals['value'].items():
|
|
setattr(self, k, v)
|
|
|
|
def onchange_category_id_values(self, category_id):
|
|
"""Update the fields of the asset based on the selected 'category_id'."""
|
|
if category_id:
|
|
category = self.env['account.asset.category'].browse(category_id)
|
|
return {
|
|
'value': {
|
|
'method': category.method,
|
|
'method_number': category.method_number,
|
|
'method_time': category.method_time,
|
|
'method_period': category.method_period,
|
|
'method_progress_factor': category.method_progress_factor,
|
|
'method_end': category.method_end,
|
|
'prorata': category.prorata,
|
|
}
|
|
}
|
|
|
|
@api.onchange('method_time')
|
|
def onchange_method_time(self):
|
|
"""Update the 'prorata' field based on the selected 'method_time' value."""
|
|
if self.method_time != 'number':
|
|
self.prorata = False
|
|
|
|
def copy_data(self, default=None):
|
|
"""Copies the data of the current record with the option to override default values."""
|
|
if default is None:
|
|
default = {}
|
|
default['name'] = self.name + _(' (copy)')
|
|
return super(AccountAssetAsset, self).copy_data(default)
|
|
|
|
def _compute_entries(self, date, group_entries=False):
|
|
"""Compute depreciation entries for the given date."""
|
|
depreciation_ids = self.env['account.asset.depreciation.line'].search([
|
|
('asset_id', 'in', self.ids), ('depreciation_date', '<=', date),
|
|
('move_check', '=', False)])
|
|
if group_entries:
|
|
return depreciation_ids.create_grouped_move()
|
|
return depreciation_ids.create_move()
|
|
|
|
@api.model
|
|
def create(self, vals):
|
|
"""Create a new asset record using the provided values and compute its depreciation schedule."""
|
|
asset = super(AccountAssetAsset,
|
|
self.with_context(mail_create_nolog=True)).create(vals)
|
|
asset.sudo().compute_depreciation_board()
|
|
return asset
|
|
|
|
def write(self, vals):
|
|
"""Updates the records with the provided values and computes the depreciation board if necessary."""
|
|
res = super(AccountAssetAsset, self).write(vals)
|
|
if 'depreciation_line_ids' not in vals and 'state' not in vals:
|
|
for rec in self:
|
|
rec.compute_depreciation_board()
|
|
return res
|
|
|
|
def open_entries(self):
|
|
"""Return a dictionary to open journal entries related to the asset."""
|
|
move_ids = []
|
|
for asset in self:
|
|
for depreciation_line in asset.depreciation_line_ids:
|
|
if depreciation_line.move_id:
|
|
move_ids.append(depreciation_line.move_id.id)
|
|
return {
|
|
'name': _('Journal Entries'),
|
|
'view_mode': 'list,form',
|
|
'res_model': 'account.move',
|
|
'view_id': False,
|
|
'type': 'ir.actions.act_window',
|
|
'domain': [('id', 'in', move_ids)],
|
|
}
|
|
|