[ADD] Implement simples calculation of tax

br_account_close/__init__.py

@@ -2,5 +2,5 @@
 # © 2017 Danimar Ribeiro <danimaribeiro@gmail.com>, Trustcode
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
-
+from . import models
 from . import wizard

br_account_close/__manifest__.py

@@ -20,6 +20,7 @@
         'account_voucher', 'br_account'
     ],
     'data': [
+        'views/simples.xml',
         'wizard/account_close.xml',
     ],
     'application': True,

br_account_close/models/__init__.py

@@ -0,0 +1,5 @@
+# © 2018 Danimar Ribeiro <danimaribeiro@gmail.com>, Trustcode
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from . import res_company
+from . import simples

br_account_close/models/res_company.py

@@ -0,0 +1,44 @@
+# © 2018 Danimar Ribeiro <danimaribeiro@gmail.com>, Trustcode
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+import datetime
+from odoo import api, fields, models
+
+
+class ResCompany(models.Model):
+    _inherit = 'res.company'
+
+    def get_gross_revenue_last_year(self):
+        gross_revenues = {}
+        date_max = datetime.date.today()
+        date_min = date_max - datetime.timedelta(days=365)
+        for simples_nacional_id in self.taxes_ids:
+            account_lines = self.env['account.move.line'].search([
+                ('account_id', '=', simples_nacional_id.account_id),
+                ('create_date', '>=', date_min),
+                ('create_date', '<=', date_max)])
+            gross_revenue = 0
+            for line in account_lines:
+                gross_revenue += line.credit
+            gross_revenues.update({simples_nacional_id: gross_revenue})
+        return gross_revenues
+
+    def compute_new_taxes_simples_nacional(self):
+        gross_revenues = self.get_gross_revenue_last_year()
+        taxes = {}
+        for simples_nacional_id in gross_revenues.keys():
+            default_tax = simples_nacional_id.tax
+            pd = simples_nacional_id.deducao
+            gross_revenue = gross_revenues[simples_nacional_id]
+            tax = (default_tax*gross_revenue - pd)/gross_revenue
+            taxes.update({simples_nacional_id: tax})
+        return taxes
+
+    def compute_icms_credit_simples_nacional(self):
+        icms = {}
+        taxes = self.compute_new_taxes_simples_nacional()
+        for simples_nacional_id in taxes.keys():
+            icms_credit = simples_nacional_id.icms_percent*taxes[
+                simples_nacional_id]
+            icms.update({simples_nacional_id: icms_credit})
+        return icms

br_account_close/models/simples.py

@@ -0,0 +1,15 @@
+# © 2018 Danimar Ribeiro <danimaribeiro@gmail.com>, Trustcode
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from odoo import api, fields, models
+
+
+class l10nBrTaxationSimples(models.Model):
+    _name = 'l10n_br.taxation.simples'
+
+    start_revenue = fields.Float(string="Start Revenue")
+    end_revenue = fields.Float(string="End Revenue")
+    amount_tax = fields.Float(string="Tax")
+    amount_deduction = fields.Float(string="Amount to deduct")
+    account_ids = fields.Many2many('account.account', string="Accounts")
+    company_id = fields.Many2one('res.company')

br_account_close/views/simples.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <record id="account_payment_mode_action" model="ir.actions.act_window">
+        <field name="name">Tabelas do simples</field>
+        <field name="res_model">l10n_br.taxation.simples</field>
+        <field name="view_mode">tree,form</field>
+    </record>
+
+    <menuitem id="account_payment_mode_menu"
+        action="account_payment_mode_action"
+        parent="account.account_management_menu" />
+
+</odoo>

br_account_close/wizard/account_close.py

@@ -2,7 +2,7 @@
 # © 2017 Danimar Ribeiro <danimaribeiro@gmail.com>, Trustcode
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
-
+from datetime import datetime
 from odoo import api, fields, models
 
 
@@ -11,7 +11,90 @@ class AccountClose(models.TransientModel):
 
     start_date = fields.Date(string="Start Date")
     end_date = fields.Date(string="End Date")
+    partner_id = fields.Many2one(
+        string="Parceiro",
+        comodel_name="res.partner",
+        help="Parceiro para o qual serão geradas as contas a pagar.",
+    )
+    payment_date = fields.Date(
+        string="Data do vencimento",
+        help="Data do vencimento das contas a pagar geradas.",
+    )
+    account_id = fields.Many2one(
+        string="Conta",
+        comodel_name="account.account",
+        help="Conta de lançamento dos impostos.",
+    )
+    journal_id = fields.Many2one(
+        string="Diário",
+        comodel_name="account.journal",
+        help="Diário no qual a conta será lançada.",
+    )
+    account_payment_id = fields.Many2one(
+        string="Conta de pagamento dos impostos.",
+        comodel_name="account.account",
+        help="Conta para pagamento dos impostos lançados.",
+    )
 
     @api.multi
     def action_close_period(self):
-        pass
+
+        self.env.cr.execute(
+            "select sum(debit+credit), account_id from account_move_line \
+            where account_id in (select account_account_id from \
+            account_account_l10n_br_taxation_simples_rel) \
+            and date >= date_trunc('month',current_date - interval '13' month)\
+            and date < date_trunc('month',current_date - interval '1' month)\
+            group by account_id;")
+
+        total_revenue = self.env.cr.fetchall()[0][0]
+        self.env.cr.execute(
+            "select sum(debit+credit), account_id from account_move_line \
+            where account_id in (select account_account_id from \
+            account_account_l10n_br_taxation_simples_rel) \
+            and date >= date_trunc('month', current_date - interval '1' month)\
+            and date < date_trunc('month', current_date)\
+            group by account_id;")
+
+        data = self.env.cr.fetchall()
+        taxes = self.env['l10n_br.taxation.simples'].search([])
+        for tax in taxes:
+            acc_ids = tax.account_ids.ids
+
+            revenue = sum([x[0] for x in data if x[1] in acc_ids])
+            if tax.start_revenue < total_revenue < tax.end_revenue:
+
+                fee = total_revenue * (tax.amount_tax / 100)
+                fee = (fee - tax.amount_deduction) / total_revenue
+
+                self.create_account_vouchers_simples_nacional(fee * revenue)
+
+    def prepare_account_voucher(self):
+        vals = dict(
+            partner_id=self.partner_id.id,
+            pay_now='pay_later',
+            date=datetime.strftime(datetime.now(), '%Y-%m-%d'),
+            date_due=self.payment_date,
+            account_date=self.payment_date,
+            account_id=self.account_id.id,
+            journal_id=self.journal_id.id,
+            voucher_type='purchase',
+            line_ids=[],
+        )
+        return vals
+
+    def prepare_account_line_voucher(self, domain, price_unit):
+        vals = dict(
+            name=domain,
+            account_id=self.account_payment_id.id,
+            quantity=1,
+            price_unit=price_unit,
+        )
+        return [0, 0, vals]
+
+    def create_account_vouchers_simples_nacional(self, price):
+        account_voucher = self.prepare_account_voucher()
+        voucher_line = [self.prepare_account_line_voucher(
+            'Simples Nacional', price)]
+        account_voucher['line_ids'] = voucher_line
+        self.env['account.voucher'].create(account_voucher)

br_account_close/wizard/account_close.xml

@@ -9,6 +9,11 @@
                     <group name='dates'>
                         <field name="start_date"/>
                         <field name="end_date"/>
+                        <field name="partner_id"/>
+                        <field name="payment_date"/>
+                        <field name="account_id" />
+                        <field name="journal_id" />
+                        <field name="account_payment_id" domain="([('account_type', '=', 'expense')])"/>
                     </group>
                 </group>
                 <footer>