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path: root/fixco_custom/models/upload_bills.py
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from odoo import models, fields, api, _
from datetime import datetime
import base64
import xlrd
from odoo.exceptions import ValidationError, UserError
import requests
import json
import hmac
from hashlib import sha256

class UploadBills(models.Model):
    _name = "upload.bills"
    _description = "Upload Bills"
    _order = "create_date desc"
    _rec_name = "number"

    bills_lines = fields.One2many('upload.bills.line', 'upload_bills_id', 
                                  string='Lines', copy=False, auto_join=True)
    number = fields.Char('Number', copy=False)
    date_upload = fields.Datetime('Upload Date', copy=False)
    user_id = fields.Many2one('res.users', 'Created By', default=lambda self: self.env.user.id)
    excel_file = fields.Binary('Excel File', attachment=True)
    filename = fields.Char('File Name')

    @api.model
    def create(self, vals):
        vals['number'] = self.env['ir.sequence'].next_by_code('upload.bills') or '/'
        return super().create(vals)

    def action_import_excel(self):
        self.ensure_one()
        if not self.excel_file:
            raise ValidationError(_("Please upload an Excel file first."))

        try:
            file_content = base64.b64decode(self.excel_file)
            workbook = xlrd.open_workbook(file_contents=file_content)
            sheet = workbook.sheet_by_index(0)
        except Exception:
            raise ValidationError(_("Invalid Excel file format."))

        if sheet.ncols < 3:
            raise ValidationError(_("Excel format tidak valid. Minimal ada 3 kolom: No BU IN, Tanggal, dan Faktur Pajak."))

        rows_data = []
        for row_idx in range(sheet.nrows):
            try:
                no_bu = str(sheet.cell(row_idx, 0).value).strip()
                tanggal_raw = sheet.cell(row_idx, 1).value
                faktur_pajak = str(sheet.cell(row_idx, 2).value).strip()

                if isinstance(tanggal_raw, float): 
                    tanggal = datetime(*xlrd.xldate_as_tuple(tanggal_raw, workbook.datemode)).date()
                else:
                    tanggal = datetime.strptime(tanggal_raw, '%Y-%m-%d').date()

                rows_data.append({
                    'row_num': row_idx + 1,
                    'no_bu': no_bu,
                    'date': tanggal,
                    'faktur_pajak': faktur_pajak,
                })
            except Exception:
                continue

        faktur_list = [row['faktur_pajak'] for row in rows_data]
        existing_faktur = set()
        no_bu_list = [row['no_bu'] for row in rows_data]
        existing_no_bu = set()

        chunk_size = 500
        for i in range(0, len(faktur_list), chunk_size):
            chunk_faktur = faktur_list[i:i + chunk_size]
            chunk_no_bu = no_bu_list[i:i + chunk_size]

            existing_lines = self.env['upload.bills.line'].search([
                '|',
                ('faktur_pajak', 'in', chunk_faktur),
                ('no_bu', 'in', chunk_no_bu)
            ])

            existing_faktur.update(existing_lines.mapped('faktur_pajak'))
            existing_no_bu.update(existing_lines.mapped('no_bu'))

        duplicate_rows = []
        for row in rows_data:
            if row['faktur_pajak'] in existing_faktur or row['no_bu'] in existing_no_bu:
                duplicate_rows.append(str(row['row_num']))

        if duplicate_rows:
            raise ValidationError(_("Data duplikat ditemukan di baris: %s\nPeriksa 'No BU IN' atau 'Faktur Pajak' yang sudah pernah diupload.") % ", ".join(duplicate_rows))

        line_vals_list = []
        for row in rows_data:
            line_vals = {
                'no_bu': row['no_bu'],
                'date': row['date'],
                'faktur_pajak': row['faktur_pajak'],
                'upload_bills_id': self.id,
            }
            line_vals_list.append((0, 0, line_vals))

        self.bills_lines.unlink()
        self.write({'bills_lines': line_vals_list})

        return {
            'type': 'ir.actions.client',
            'tag': 'display_notification',
            'params': {
                'title': _('Success'),
                'message': _('Berhasil mengimpor %s baris dari Excel.') % len(line_vals_list),
                'sticky': False,
                'next': {'type': 'ir.actions.act_window_close'},
            }
        }


    def _show_notification(self, message):
        return {
            'type': 'ir.actions.client',
            'tag': 'display_notification',
            'params': {
                'title': _('Success'),
                'message': message,
                'sticky': False,
            }
        }
    
    def action_create_bills(self):
        all_invoice_ids = []

        for line in self.bills_lines:
            bu_in = self.env['stock.picking'].search([
                ('name', '=', line.no_bu),
                ('picking_type_code', '=', 'incoming')
            ], limit=1)

            if not bu_in:
                raise UserError(f"BU IN '{line.no_bu}' tidak ditemukan.")

            # Panggil pembuatan invoice
            created_invoices = bu_in.action_create_invoice_from_mr()

            # Sinkron faktur dan tanggal ke account.move
            if isinstance(created_invoices, dict) and 'res_id' in created_invoices:
                # Satu invoice
                invoice = self.env['account.move'].browse(created_invoices['res_id'])
                invoice.write({
                    'faktur_pajak': line.faktur_pajak,
                    'invoice_date': line.date
                })
                invoice.action_post()
                all_invoice_ids.append(invoice.id)

            elif isinstance(created_invoices, dict) and 'domain' in created_invoices:
                # Banyak invoice
                invoice_ids = created_invoices.get('domain', [])[0][2] or []
                invoices = self.env['account.move'].browse(invoice_ids)
                invoices.write({
                    'faktur_pajak': line.faktur_pajak,
                    'invoice_date': line.date
                })
                invoices.action_post()
                all_invoice_ids.extend(invoices.ids)

            else:
                raise UserError("Gagal menemukan invoice yang baru dibuat.")

        # Tampilkan invoice(s) ke user
        if not all_invoice_ids:
            return {'type': 'ir.actions.act_window_close'}

        action = self.env.ref('account.action_move_in_invoice_type').read()[0]
        if len(all_invoice_ids) == 1:
            action.update({
                'view_mode': 'tree,form',
                'res_id': all_invoice_ids,
            })
        else:
            action.update({
                'domain': [('id', 'in', all_invoice_ids)],
                'view_mode': 'tree,form',
            })
        return action


class UploadBillsLine(models.Model):
    _name = "upload.bills.line"
    _description = "Upload Bills Line"
    _inherit = ['mail.thread']

    upload_bills_id = fields.Many2one('upload.bills', string='Upload')
    no_bu = fields.Char('No BU IN')
    date = fields.Date('Date')
    faktur_pajak = fields.Char('Faktur Pajak')