124 lines
4.8 KiB
Python
124 lines
4.8 KiB
Python
from collections import defaultdict
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from odoo import api, fields, models
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from odoo.tools import frozendict
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class AccountTax(models.Model):
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_inherit = 'account.tax'
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l10n_in_reverse_charge = fields.Boolean("Reverse charge", help="Tick this if this tax is reverse charge. Only for Indian accounting")
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l10n_in_tax_type = fields.Selection(
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selection=[('igst', 'igst'), ('cgst', 'cgst'), ('sgst', 'sgst'), ('cess', 'cess')],
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compute='_compute_l10n_in_tax_type',
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)
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@api.depends('country_code', 'invoice_repartition_line_ids.tag_ids')
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def _compute_l10n_in_tax_type(self):
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self.l10n_in_tax_type = False
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in_taxes = self.filtered(lambda tax: tax.country_code == 'IN')
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if in_taxes:
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tags_mapping = {
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'igst': self.env.ref('l10n_in.tax_tag_igst'),
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'cgst': self.env.ref('l10n_in.tax_tag_cgst'),
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'sgst': self.env.ref('l10n_in.tax_tag_sgst'),
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'cess': self.env.ref('l10n_in.tax_tag_cess'),
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}
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for tax in in_taxes:
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tags = tax.invoice_repartition_line_ids.tag_ids
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for tag_code, tag in tags_mapping.items():
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if tag in tags:
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tax.l10n_in_tax_type = tag_code
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break
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# -------------------------------------------------------------------------
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# HELPERS IN BOTH PYTHON/JAVASCRIPT (hsn_summary.js / account_tax.py)
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# HSN SUMMARY
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# -------------------------------------------------------------------------
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def _prepare_base_line_for_taxes_computation(self, record, **kwargs):
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# EXTENDS 'account'
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results = super()._prepare_base_line_for_taxes_computation(record, **kwargs)
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results['l10n_in_hsn_code'] = self._get_base_line_field_value_from_record(record, 'l10n_in_hsn_code', kwargs, False)
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return results
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@api.model
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def _l10n_in_get_hsn_summary_table(self, base_lines, display_uom):
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l10n_in_tax_types = set()
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items_map = defaultdict(lambda: {
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'quantity': 0.0,
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'amount_untaxed': 0.0,
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'tax_amount_igst': 0.0,
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'tax_amount_cgst': 0.0,
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'tax_amount_sgst': 0.0,
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'tax_amount_cess': 0.0,
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})
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def get_base_line_grouping_key(base_line):
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unique_taxes_data = set(
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tax_data['tax']
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for tax_data in base_line['tax_details']['taxes_data']
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if tax_data['tax']['l10n_in_tax_type'] in ('igst', 'cgst', 'sgst')
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)
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rate = sum(tax.amount for tax in unique_taxes_data)
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return {
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'l10n_in_hsn_code': base_line['l10n_in_hsn_code'],
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'uom_name': base_line['product_uom_id'].name,
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'rate': rate,
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}
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# quantity / amount_untaxed.
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for base_line in base_lines:
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key = frozendict(get_base_line_grouping_key(base_line))
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if not key['l10n_in_hsn_code']:
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continue
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item = items_map[key]
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item['quantity'] += base_line['quantity']
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item['amount_untaxed'] += (
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base_line['tax_details']['total_excluded_currency']
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+ base_line['tax_details']['delta_total_excluded_currency']
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)
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# Tax amounts.
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def grouping_function(base_line, tax_data):
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return {
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**get_base_line_grouping_key(base_line),
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'l10n_in_tax_type': tax_data['tax'].l10n_in_tax_type,
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} if tax_data else None
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base_lines_aggregated_values = self._aggregate_base_lines_tax_details(base_lines, grouping_function)
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values_per_grouping_key = self._aggregate_base_lines_aggregated_values(base_lines_aggregated_values)
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for grouping_key, values in values_per_grouping_key.items():
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if (
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not grouping_key
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or not grouping_key['l10n_in_hsn_code']
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or not grouping_key['l10n_in_tax_type']
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):
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continue
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key = frozendict({
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'l10n_in_hsn_code': grouping_key['l10n_in_hsn_code'],
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'rate': grouping_key['rate'],
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'uom_name': grouping_key['uom_name'],
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})
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item = items_map[key]
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l10n_in_tax_type = grouping_key['l10n_in_tax_type']
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item[f'tax_amount_{l10n_in_tax_type}'] += values['tax_amount_currency']
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l10n_in_tax_types.add(l10n_in_tax_type)
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return {
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'has_igst': 'igst' in l10n_in_tax_types,
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'has_gst': bool({'cgst', 'sgst'} & l10n_in_tax_types),
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'has_cess': 'cess' in l10n_in_tax_types,
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'nb_columns': 5 + len(l10n_in_tax_types),
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'display_uom': display_uom,
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'items': [
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key | values
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for key, values in items_map.items()
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],
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}
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