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# Copyright 2019 Coop IT Easy SCRL fs
# Houssine BAKKALI <houssine@coopiteasy.be>
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
import logging
from odoo import api, fields, models, _
_logger = logging.getLogger(__name__)
class LoanIssue(models.Model):
_name = 'loan.issue'
_description = 'Loan Issue'
@api.multi
def _compute_subscribed_amount(self):
for issue in self:
susbscribed_amount = 0.0
for line in issue.loan_issue_lines.filtered(
lambda record: record.state != 'cancelled'):
susbscribed_amount += line.amount
issue.subscribed_amount = susbscribed_amount
name = fields.Char(string="Name",
translate=True)
default_issue = fields.Boolean(string="Default issue")
subscription_start_date = fields.Date(string="Start date subscription period")
subscription_end_date = fields.Date(string="End date subscription period")
user_id = fields.Many2one('res.users',
string="Responsible")
loan_start_date = fields.Date(string="Loan start date")
term_date = fields.Date(string="Term date")
loan_term = fields.Float(string="Duration of the loan in month")
rate = fields.Float(string="Interest rate")
face_value = fields.Monetary(string="Facial value",
currency_field='company_currency_id',
required=True)
minimum_amount = fields.Monetary(string="Minimum amount of issue",
currency_field='company_currency_id')
maximum_amount = fields.Monetary(string="Maximum amount of issue",
currency_field='company_currency_id')
min_amount_company = fields.Monetary(string="Minimum amount for a company",
currency_field='company_currency_id')
max_amount_company = fields.Monetary(string="Maximum amount for a company",
currency_field='company_currency_id')
min_amount_person = fields.Monetary(string="Minimum amount for a person",
currency_field='company_currency_id')
max_amount_person = fields.Monetary(string="Maximum amount for a person",
currency_field='company_currency_id')
subscribed_amount = fields.Monetary(string="Subscribed amount",
compute="_compute_subscribed_amount",
currency_field='company_currency_id')
interest_payment = fields.Selection([('end', 'End'),
('yearly', 'Yearly')],
string="Interest payment")
interest_payment_info = fields.Char(string="Yearly payment on")
loan_issue_lines = fields.One2many('loan.issue.line',
'loan_issue_id',
string="Loan issue lines")
state = fields.Selection([('draft', 'Draft'),
('confirmed', 'Confirmed'),
('cancelled', 'Cancelled'),
('ongoing', 'Ongoing'),
('closed', 'Closed')],
string="State",
default='draft')
company_currency_id = fields.Many2one('res.currency',
related='company_id.currency_id',
string="Company Currency",
readonly=True)
company_id = fields.Many2one('res.company',
string='Company',
required=True,
readonly=True,
default=lambda self: self.env['res.company']._company_default_get()) # noqa
by_company = fields.Boolean(string="By company")
by_individual = fields.Boolean(string='By individuals')
display_on_website = fields.Boolean(sting='Display on website')
taxes_rate = fields.Float(string="Taxes on interest",
required=True)
@api.multi
def get_max_amount(self, partner):
"""
Return the maximum amount that partner can buy.
A negative value means that there is no maximum.
"""
self.ensure_one()
lines = self.loan_issue_lines.filtered(
lambda r: r.partner_id == partner and r.state != 'cancelled')
already_subscribed = sum(line.amount for line in lines)
max_amount = -1 # No max amount
if partner.is_company and self.max_amount_company > 0:
max_amount = max(0, self.max_amount_company - already_subscribed)
if not partner.is_company and self.max_amount_person > 0:
max_amount = max(0, self.max_amount_person - already_subscribed)
return max_amount
@api.multi
def get_min_amount(self, partner):
"""
Return the minimum amount that a partner must buy.
A zero value means that there is no minimum amount.
"""
self.ensure_one()
lines = self.loan_issue_lines.filtered(
lambda r: r.partner_id == partner and r.state != 'cancelled')
amount_subscribed = sum(line.amount for line in lines)
if partner.is_company:
min_amount = self.min_amount_company - amount_subscribed
else:
min_amount = self.min_amount_person - amount_subscribed
return max(0, min_amount)
@api.multi
def get_web_issues(self, is_company):
bond_issues = self.search([
('display_on_website', '=', True),
('state', '=', 'ongoing')
])
if is_company is True:
return bond_issues.filtered('by_company')
else:
return bond_issues.filtered('by_company')
@api.multi
def action_confirm(self):
self.ensure_one()
self.write({'state': 'confirmed'})
@api.multi
def action_open(self):
self.ensure_one()
self.write({'state': 'ongoing'})
@api.multi
def action_draft(self):
self.ensure_one()
self.write({'state': 'draft'})
@api.multi
def action_cancel(self):
self.ensure_one()
self.write({'state': 'cancelled'})
@api.multi
def action_close(self):
self.ensure_one()
self.write({'state': 'closed'})
def get_interest_vals(self, line, vals):
interest_obj = self.env['loan.interest.line']
accrued_amount = line.amount
accrued_interest = 0
accrued_net_interest = 0
accrued_taxes = 0
for year in range(1, int(self.loan_term) + 1):
interest = accrued_amount * (line.loan_issue_id.rate / 100)
accrued_amount += interest
taxes_amount = interest * (self.taxes_rate / 100)
net_interest = interest - taxes_amount
accrued_interest += interest
accrued_net_interest += net_interest
accrued_taxes += taxes_amount
vals['interest'] = interest
vals['net_interest'] = net_interest
vals['taxes_amount'] = taxes_amount
vals['accrued_amount'] = accrued_amount
vals['accrued_interest'] = accrued_interest
vals['accrued_net_interest'] = accrued_net_interest
vals['accrued_taxes'] = accrued_taxes
vals['name'] = year
interest_obj.create(vals)
@api.multi
def compute_loan_interest(self):
self.ensure_one()
if self.interest_payment == 'end':
due_date = self.term_date
else:
raise NotImplementedError(_("Interest payment by year hasn't been "
"implemented yet"))
for line in self.loan_issue_lines:
# TODO remove this line
line.interest_lines.unlink()
# Please Do not Forget
vals = {
'issue_line': line.id,
'due_date': due_date,
'taxes_rate': self.taxes_rate
}
self.get_interest_vals(line, vals)
rounded_term = int(self.loan_term)
if self.loan_term - rounded_term > 0:
# TODO Handle this case
raise NotImplementedError(_("Calculation on non entire year "
"hasn't been implemented yet"))