from odoo import models, api, fields, _
from odoo.exceptions import UserError, ValidationError
from datetime import date, datetime, timedelta
# import datetime
import logging
_logger = logging.getLogger(__name__)
from terbilang import Terbilang
import pytz
from pytz import timezone
import base64


class AdvancePaymentRequest(models.Model):
    _name = 'advance.payment.request'
    _description = 'Advance Payment Request & Reimburse'
    _rec_name = 'number'
    _inherit = ['mail.thread', 'mail.activity.mixin']

    user_id = fields.Many2one('res.users', string='Diajukan Oleh', default=lambda self: self.env.user, tracking=3)
    partner_id = fields.Many2one('res.partner', string='Partner', related='user_id.partner_id', readonly=True)

    number = fields.Char(string='No. Dokumen', default='New Draft', tracking=3)

    applicant_name = fields.Many2one('res.users', string='Nama Pemohon', required=True, tracking=3, domain="[('groups_id', 'in', [1])]")
    # applicant_name = fields.One2many(string='Nama Pemohon', related='res.users')
    nominal = fields.Float(string='Nominal', tracking=3, required=True)

    bank_name = fields.Char(string='Bank', tracking=3, required=True)
    account_name = fields.Many2one('res.users', string='Nama Account', required=True, tracking=3, domain="[('groups_id', 'in', [1])]")
    # account_name = fields.Char(string='Nama Account', tracking=3, required=True)
    bank_account = fields.Char(string='No. Rekening', tracking=3, required=True)
    detail_note = fields.Text(string='Keterangan Penggunaan Rinci', tracking=3)

    date_back_to_office = fields.Date(
        string='Tanggal Kembali ke Kantor',
        tracking=3,
        required=True
    )

    estimated_return_date = fields.Date(
        string='Batas Pengajuan',
        help='Tanggal batas maksimal pengajuan realisasi setelah kembali ke kantor. '
            '7 hari setelah tanggal kembali.'
    )

    days_remaining = fields.Integer(
        string='Sisa Hari Pengajuan',
        compute='_compute_days_remaining',
        help='Sisa hari batas maksimal pengajuan realisasi setelah kembali ke kantor. '
            '7 hari setelah tanggal kembali.'
    )

    status = fields.Selection([
        ('draft', 'Draft'),
        ('pengajuan1', 'Menunggu Approval Departement'),
        ('pengajuan2', 'Menunggu Pengecekan AP'),
        ('pengajuan3', 'Menunggu Approval Pimpinan'),
        ('approved', 'Approved'),
        ('reject', 'Rejected')
    ], string='Status', default='draft', tracking=3, index=True, track_visibility='onchange')

    last_status = fields.Selection([
        ('draft', 'Draft'),
        ('pengajuan1', 'Menunggu Approval Departement'),
        ('pengajuan2', 'Menunggu Pengecekan AP'),
        ('pengajuan3', 'Menunggu Approval Pimpinan'),
        ('approved', 'Approved'),
        ('reject', 'Rejected')
    ], string='Status')

    status_pay_down_payment = fields.Selection([
        ('pending', 'Pending'),
        ('payment', 'Payment'),
    ], string='Status Pembayaran', default='pending', tracking=3)

    name_approval_departement = fields.Char(string='Approval Departement', tracking=True)
    name_approval_ap = fields.Char(string='Approval AP', tracking=True)
    email_ap = fields.Char(string = 'Email AP')
    name_approval_pimpinan = fields.Char(string='Approval Pimpinan', tracking=True)

    date_approved_department = fields.Datetime(string="Date Approved Department")
    date_approved_ap = fields.Datetime(string="Date Approved AP")
    date_approved_pimpinan = fields.Datetime(string="Date Approved Pimpinan")

    position_department = fields.Char(string='Position Departement', tracking=True)
    position_ap = fields.Char(string='Position AP',  tracking=True)
    position_pimpinan = fields.Char(string='Position Pimpinan',  tracking=True)

    approved_by = fields.Char(string='Approved By', tracking=True, track_visibility='always')

    departement_type = fields.Selection([
        ('sales', 'Sales'), 
        ('merchandiser', 'Merchandiser'), 
        ('marketing', 'Marketing'), 
        ('logistic', 'Logistic'), 
        ('procurement', 'Procurement'),
        ('fat_it', 'FAT & IT'), 
        ('hr_ga', 'HR & GA'),
    ], string='Departement Type', tracking=3, required=True)

    attachment_file_image = fields.Binary(string='Attachment Image', attachment_filename='attachment_filename_image')
    attachment_file_pdf = fields.Binary(string='Attachment PDF', attachment_filename='attachment_filename_pdf')
    attachment_filename_image = fields.Char(string='Filename Image')
    attachment_filename_pdf = fields.Char(string='Filename PDF')

    attachment_type = fields.Selection([
        ('pdf', 'PDF'),
        ('image', 'Image'),
    ], string="Attachment Type")

    move_id = fields.Many2one('account.move', string='Journal Entries', domain=[('move_type', '=', 'entry')])
    is_cab_visible = fields.Boolean(string='Is Journal Uang Muka Visible', compute='_compute_is_cab_visible')

    reason_reject = fields.Text(string='Alasan Penolakan')

    currency_id = fields.Many2one(
        'res.currency', string='Currency',
        default=lambda self: self.env.company.currency_id
    )

    type_request = fields.Selection([
        ('pum', 'PUM'),
        ('reimburse', 'Reimburse')], string='Tipe Pengajuan', default='pum', tracking=3)
    
    position_type = fields.Selection([
        ('staff', 'Staff'),
        ('manager', 'Manager'),
        ('pimpinan', 'Pimpinan')], string='Jabatan')

    settlement_type = fields.Selection([
        ('no_settlement', 'Belum Realisasi'),
        ('settlement', 'Realisasi')
    ])

    apr_perjalanan = fields.Boolean(string = "PUM Perjalanan?", default = False)

    @api.onchange('nominal')
    def _onchange_nominal_no_minus(self):
        if self.nominal and self.nominal < 0:
            self.nominal = 0
            return {
                'warning': {
                    'title': _('Nominal Tidak Valid'),
                    'message': _(
                        "Nominal tidak boleh diisi minus.\n"
                        "Nilai di set menjadi nol."
                    )
                }
            }
    
    def _get_jasper_attachment(self):
        self.ensure_one()
        report = self.env['ir.actions.report'].browse(1134)  # ID Downpayment Report
        if not report:
            raise UserError("Report Jasper tidak ditemukan.")
        
        data = report.render_jasper(self.ids, data={})[0]
        filename = f"{self.number}.pdf"
        return {
            'name': filename,
            'datas': base64.b64encode(data),
            'type': 'binary',
            'mimetype': 'application/pdf',
            'filename': filename,
        }

    def action_send_pum_reminder(self):
        """
        Kirim email reminder PUM otomatis.
        - Hari ini = kirim dengan template 'mail_template_pum_reminder_today'
        - H-2 dari due date = kirim dengan template 'mail_template_pum_reminder_h_2'
        """
        today = date.today()
        pum_ids = self.search([
            ('date_back_to_office', '!=', False),
            ('status', 'not in', ['draft', 'reject']),
        ])

        template_today = self.env.ref('indoteknik_custom.mail_template_pum_reminder_today', raise_if_not_found=False)
        template_h2 = self.env.ref('indoteknik_custom.mail_template_pum_reminder_h_2', raise_if_not_found=False)

        if not template_today or not template_h2:
            _logger.warning("Salah satu template email tidak ditemukan.")
            return

        for pum in pum_ids:
            _logger.info(f"[REMINDER] Memproses PUM {pum.number}")

            if not pum.email_ap or not pum.user_id.partner_id.email:
                _logger.warning(f"[REMINDER] Lewati PUM {pum.number} karena email_ap atau email user kosong.")
                continue

            due_date = pum.date_back_to_office + timedelta(days=7)
            days_remaining = (due_date - today).days

            realization = self.env['advance.payment.settlement'].search([('pum_id', '=', pum.id)], limit=1)
            if not realization or realization.done_status != 'remaining':
                _logger.info(f"[REMINDER] Lewati PUM {pum.number}, status realisasi bukan 'remaining'.")
                continue

            # Tentukan template
            if pum.date_back_to_office == today:
                template = template_today
            elif days_remaining == 2:
                template = template_h2
            else:
                _logger.info(f"[REMINDER] Lewati PUM {pum.number}, hari ini bukan tanggal pengingat.")
                continue

            # Generate attachment
            try:
                attachment_vals = pum._get_jasper_attachment()
                attachment = self.env['ir.attachment'].create({
                    'name': attachment_vals['name'],
                    'type': 'binary',
                    'datas': attachment_vals['datas'],
                    'res_model': 'advance.payment.request',
                    'res_id': pum.id,
                    'mimetype': 'application/pdf',
                })
            except Exception as e:
                _logger.error(f"[REMINDER] Gagal membuat attachment untuk PUM {pum.number}: {str(e)}")
                continue

            email_values = {
                # 'email_to': pum.user_id.partner_id.email,
                'email_to': 'andrifebriyadiputra@gmail.com',
                'email_from': pum.email_ap,
                'attachment_ids': [(6, 0, [attachment.id])],
            }

            _logger.info(f"[REMINDER] Mengirim email PUM {pum.number} ke {email_values['email_to']} dari {email_values['email_from']}")

            try:
                body_html = template._render_field('body_html', [pum.id])[pum.id]

                template.send_mail(pum.id, force_send=True, email_values=email_values)
                _logger.info(f"[REMINDER] Email berhasil dikirim untuk PUM {pum.number}")

                # Post info sederhana
                pum.message_post(
                    body="Email Reminder Berhasil dikirimkan",
                    message_type="comment",
                    subtype_xmlid="mail.mt_note",
                )

                user_system = self.env['res.users'].browse(25) 
                system_id = user_system.partner_id.id if user_system else False

                # Post isi email ke chatter
                pum.message_post(
                    body=body_html,
                    message_type="comment",
                    subtype_xmlid="mail.mt_note",
                    author_id=system_id,
                )
            except Exception as e:
                _logger.error(f"[REMINDER] Gagal mengirim email untuk PUM {pum.number}: {str(e)}")

        return True


    @api.depends('move_id.state')
    def _compute_is_cab_visible(self):
        for rec in self:
            move = rec.move_id
            rec.is_cab_visible = bool(move and move.state == 'posted')

    def action_view_journal_uangmuka(self):
        self.ensure_one()
        
        ap_user_ids = [23, 9468] 
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya User AP yang dapat menggunakan fitur ini.')

        if not self.move_id:
            raise UserError("Journal Uang Muka belum tersedia.")

        return {
            'name': 'Journal Entry',
            'view_mode': 'form',
            'res_model': 'account.move',
            'type': 'ir.actions.act_window',
            'res_id': self.move_id.id,
            'target': 'current',
        }

    @api.onchange('attachment_type')
    def _onchange_attachment_type(self):
        self.attachment_file_image = False
        self.attachment_filename_image = False
        self.attachment_file_pdf = False
        self.attachment_filename_pdf = False

    # Sales & MD : Darren ID 19
    # Marketing : Iwan ID 216
    # Logistic & Procurement : Rafly H ID 21
    # FAT : Stephan ID 28
    # HR & GA : Akbar ID 7 / Pimpinan
    # ---------------------------------------
    # AP : Manzila (Finance) ID 23

    def _get_approver_mapping(self):
        return {
            'sales': 19,
            'merchandiser': 19,
            'marketing': 216,
            'logistic': 21,
            'procurement': 21,
            'fat': 28,
            'hr_ga': 7,
        }

    def _get_departement_approver(self):
        mapping = self._get_approver_mapping()
        return mapping.get(self.departement_type)

    @api.model
    def default_get(self, fields_list):
        defaults = super(AdvancePaymentRequest, self).default_get(fields_list)
        user_id = defaults.get('user_id', self.env.uid)
        mapping = self._get_approver_mapping()
        manager_ids = set(mapping.values())
        pimpinan_id = 7

        position = 'staff'
        if user_id == pimpinan_id:
            position = 'pimpinan'
        elif user_id in manager_ids:
            position = 'manager'

        defaults['position_type'] = position
        return defaults

    def action_realisasi_pum(self):
        self.ensure_one()

        realization = self.env['advance.payment.settlement'].search([('pum_id', '=', self.id)], limit=1)
        
        if realization:
            return {
                'type': 'ir.actions.act_window',
                'name': 'Realisasi PUM',
                'res_model': 'advance.payment.settlement',
                'view_mode': 'form',
                'target': 'current',
                'res_id': realization.id,
            }
        else:
            return {
                'type': 'ir.actions.act_window',
                'name': 'Realisasi PUM',
                'res_model': 'advance.payment.settlement',
                'view_mode': 'form',
                'target': 'current',
                'context': {
                    'default_pum_id': self.id,
                    'default_value_down_payment': self.nominal,
                    'default_name': f'Realisasi - {self.number or ""}',
                    'default_pemberian_line_ids': [
                        (0, 0, {
                            'date': self.create_date.date() if self.create_date else fields.Date.today(),
                            'description': 'Uang Muka',
                            'value': self.nominal
                        })
                    ]
                }
            }


    def action_confirm_payment(self):
        ap_user_ids = [23, 9468]
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya User AP yang dapat menggunakan fitur ini.')

        for rec in self:
            if not rec.attachment_file_image and not rec.attachment_file_pdf:
                raise UserError(
                    f'Tidak bisa konfirmasi pembayaran PUM {rec.name or ""} '
                    f'karena belum ada bukti attachment (PDF/Image).'
                )

            rec.status_pay_down_payment = 'payment'

            rec.message_post(
                body="Status pembayaran telah <b>dikonfirmasi</b> oleh <b>AP</b>.",
                message_type="comment",
                subtype_xmlid="mail.mt_note",
            )



    # def action_approval_check(self):
    #     for record in self:
    #         # user = record.user_id
    #         user = self.env['res.users'].browse(3401)
    #         roles = sorted(set(
    #             f"{group
    #             .name} (Category: {group.category_id.name})"
    #             for group in user.groups_id
    #             if group.category_id.name == 'Roles'
    #         ))
    #         _logger.info(f"[ROLE CHECK] User: {user.name} (Login: {user.login}) Roles: {roles}")
    #     return

    def action_approval_check(self):
        jakarta_tz = pytz.timezone('Asia/Jakarta')
        now = datetime.now(jakarta_tz).replace(tzinfo=None)
        formatted_date = now.strftime('%d %B %Y %H:%M')

        for rec in self:
            if not rec.departement_type:
                raise UserError("Field 'departement_type' wajib diisi sebelum approval.")

            approver_id = rec._get_departement_approver()

            if rec.status == 'pengajuan1':
                if self.env.user.id != approver_id:
                    raise UserError("Hanya approver departement yang berhak menyetujui tahap ini.")
                rec.name_approval_departement = self.env.user.name
                rec.approved_by = (rec.approved_by + ', ' if rec.approved_by else '') + rec.name_approval_departement
                rec.date_approved_department = now

                # Mapping posisi berdasarkan departement_type
                department_titles = {
                    'sales': 'Sales Manager',
                    'merchandiser': 'Merchandiser Manager',
                    'marketing': 'Marketing Manager',
                    'logistic': 'Logistic Manager',
                    'procurement': 'Procurement Manager',
                    'fat': 'Finance & Accounting Manager',
                    'hr_ga': 'HR & GA Manager',
                }
                rec.position_department = department_titles.get(rec.departement_type, 'Departement Manager')

                rec.status = 'pengajuan2'

                rec.message_post(
                    body=f"Approval <b>Departement</b> oleh <b>{self.env.user.name}</b> "
                        f"pada <i>{formatted_date}</i>."
                )

            elif rec.status == 'pengajuan2':
                ap_user_ids = [23, 9468]  # List user ID yang boleh approve sebagai Finance AP
                if self.env.user.id not in ap_user_ids:
                    raise UserError("Hanya AP yang berhak menyetujui tahap ini.")
                rec.name_approval_ap = self.env.user.name
                rec.approved_by = (rec.approved_by + ', ' if rec.approved_by else '') + rec.name_approval_ap
                rec.email_ap = self.env.user.email
                rec.date_approved_ap = now
                rec.position_ap = 'Finance AP'
                rec.status = 'pengajuan3'

                rec.message_post(
                    body=f"Approval <b>AP</b> oleh <b>{self.env.user.name}</b> "
                        f"pada <i>{formatted_date}</i>."
                )

            elif rec.status == 'pengajuan3':
                if self.env.user.id != 7:  # ID user Pimpinan
                    raise UserError("Hanya Pimpinan yang berhak menyetujui tahap ini.")
                rec.name_approval_pimpinan = self.env.user.name
                rec.approved_by = (rec.approved_by + ', ' if rec.approved_by else '') + rec.name_approval_pimpinan
                rec.date_approved_pimpinan = now
                rec.position_pimpinan = 'Pimpinan'
                rec.status = 'approved'

                rec.message_post(
                    body=f"Approval <b>Pimpinan</b> oleh <b>{self.env.user.name}</b> "
                        f"pada <i>{formatted_date}</i>."
                )

            else:
                raise UserError("Status saat ini tidak bisa di-approve lagi.")

            # rec.message_post(body=f"Approval oleh {self.env.user.name} pada tahap <b>{rec.status}</b>.")


    def action_reject(self):
        return {
            'type': 'ir.actions.act_window',
            'name': 'Alasan Penolakan',
            'res_model': 'advance.payment.request.reject',
            'view_mode': 'form',
            'target': 'new',
            'context': {'default_request_id': self.id},
        }
        
    def action_draft(self):
        for record in self:
            # Pastikan hanya yang statusnya 'reject' yang bisa di-reset
            if record.status != 'reject':
                raise UserError("Hanya data dengan status 'Reject' yang bisa dikembalikan ke Draft atau status sebelumnya.")

            # Jika ada last_status, gunakan itu; jika tidak, fallback ke 'draft'
            new_status = 'pengajuan1'

            # Reset field-field approval & alasan reject
            record.write({
                'status': new_status,
                'reason_reject': False,
                'last_status': False,
                'name_approval_departement': False,
                'name_approval_ap': False,
                'name_approval_pimpinan': False,
                'date_approved_department': False,
                'date_approved_ap': False,
                'date_approved_pimpinan': False,
                'position_department': False,
                'position_ap': False,
                'position_pimpinan': False,
            })

            record.message_post(body=f"Status dikembalikan ke <b>{new_status.capitalize()}</b> oleh {self.env.user.name}.")


    def action_ap_only(self):
        self.ensure_one()

        ap_user_ids = [23, 9468]  # Ganti sesuai kebutuhan
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya User AP yang dapat menggunakan fitur ini.')

        if self.move_id:
            raise UserError('CAB / Jurnal sudah pernah dibuat untuk PUM ini.')

        return {
            'name': 'Create CAB AP Only',
            'type': 'ir.actions.act_window',
            'res_model': 'advance.payment.create.bill',
            'view_mode': 'form',
            'target': 'new',
            'context': {
                'default_nominal': self.nominal,
                'default_down_payment_id': self.id,
            }
        }


    @api.depends('date_back_to_office', 'status')
    def _compute_days_remaining(self):
        today = date.today()
        for rec in self:
            if rec.status in ['approved', 'reject'] and rec.days_remaining:
                continue

            if rec.date_back_to_office:
                due_date = rec.date_back_to_office + timedelta(days=7)
                rec.estimated_return_date = due_date

                # Jika hari ini sebelum tanggal kembali, maka anggap belum mulai dihitung
                effective_today = max(today, rec.date_back_to_office)
                rec.days_remaining = (due_date - effective_today).days
            else:
                rec.estimated_return_date = False
                rec.days_remaining = 0

    @api.onchange('date_back_to_office')
    def _onchange_date_back_to_office(self):
        if self.date_back_to_office and self.date_back_to_office < date.today():
            return {
                'warning': {
                    'title': _('Tanggal Tidak Valid'),
                    'message': _('Tanggal kembali ke kantor tidak boleh lebih awal dari hari ini.')
                }
            }

    @api.onchange('applicant_name')
    def _onchange_applicant_name(self):
        if self.applicant_name:
            self.account_name = self.applicant_name.id

    @api.onchange('account_name')
    def _onchange_account_name(self):
        if self.account_name:
            self.applicant_name = self.account_name.id

    @api.onchange('user_id')
    def _onchange_user_id_limit_check(self):
        if not self.user_id:
            return

        pum_ids = self.search([
            ('user_id', '=', self.user_id.id),
            ('status', '!=', 'reject')
        ])

        active_pum_count = 0
        for pum in pum_ids:
            realization = self.env['advance.payment.settlement'].search([('pum_id', '=', pum.id)], limit=1)
            if not realization or realization.done_status != 'done_not_realized':
                active_pum_count += 1

        if active_pum_count >= 2:
            return {
                'warning': {
                    'title': 'Batas Pengajuan Tercapai',
                    'message': 'User ini sudah memiliki 2 PUM aktif. Tidak dapat mengajukan lagi sampai salah satu direalisasi.',
                }
            }

    @api.model
    def create(self, vals):
        user = self.env.user

        pum_ids = self.search([
            ('user_id', '=', user.id),
            ('status', '!=', 'reject')
        ])

        active_pum_count = 0
        for pum in pum_ids:
            realization = self.env['advance.payment.settlement'].search([('pum_id', '=', pum.id)], limit=1)
            if not realization or realization.done_status != 'done_not_realized':
                active_pum_count += 1

        if active_pum_count >= 2:
            raise UserError("Anda hanya dapat mengajukan maksimal 2 PUM aktif. Silakan realisasikan salah satunya terlebih dahulu.")

        if not vals.get('number') or vals['number'] == 'New Draft':
            vals['number'] = self.env['ir.sequence'].next_by_code('advance.payment.request') or 'New Draft'

        vals['status'] = 'pengajuan1'
        return super(AdvancePaymentRequest, self).create(vals)


class AdvancePaymentSettlementLine(models.Model):
    _name = 'advance.payment.settlement.line'
    _description = 'Advance Payment Settlement Line'

    realization_id = fields.Many2one('advance.payment.settlement', string='Realization')
    date = fields.Date(string='Tanggal', required=True, default=fields.Date.today)
    description = fields.Char(string='Description', required=True)
    value = fields.Float(string='Nilai', required=True)


class AdvancePaymentUsageLine(models.Model):
    _name = 'advance.payment.usage.line'
    _description = 'Advance Payment Usage Line'

    realization_id = fields.Many2one('advance.payment.settlement', string='Realization')
    date = fields.Date(string='Tanggal', required=True, default=fields.Date.today)
    description = fields.Char(string='Description', required=True)
    nominal = fields.Float(string='Nominal', required=True)
    done_attachment = fields.Boolean(string='Checked', default=False)

    lot_of_attachment = fields.Selection(
        related='realization_id.lot_of_attachment',
        string='Lot of Attachment (Related)',
        store=False
    )

    attachment_type = fields.Selection([
        ('pdf', 'PDF'),
        ('image', 'Image'),
    ], string="Attachment Type", default='pdf')

    attachment_file_image = fields.Binary(string='Attachment Image', attachment_filename='attachment_filename_image')
    attachment_file_pdf = fields.Binary(string='Attachment PDF', attachment_filename='attachment_filename_pdf')
    attachment_filename_image = fields.Char(string='Filename Image')
    attachment_filename_pdf = fields.Char(string='Filename PDF')

    account_id = fields.Many2one(
        'account.account', string='Jenis Biaya', required=True,
        domain="[('id', 'in', [484, 486, 488, 506, 507, 625, 471, 519, 527, 528, 529, 530, 565])]" # ID Jenis Biaya yang dibutuhkan
    )

    @api.onchange('account_id')
    def _onchange_account_id(self):
        for rec in self:
            if rec.account_id:
                rec.description = rec.account_id.name + " - "

    @api.onchange('attachment_type')
    def _onchange_attachment_type(self):
        self.attachment_file_image = False
        self.attachment_filename_image = False
        self.attachment_file_pdf = False
        self.attachment_filename_pdf = False

    @api.onchange('done_attachment')
    def _onchange_done_attachment(self):
        ap_user_ids = [23, 9468]  # List user ID yang boleh approve sebagai Finance AP
        
        if self.done_attachment and self.env.user.id not in ap_user_ids:
            self.done_attachment = False
            return {
                'warning': {
                    'title': _('Tidak Diizinkan'),
                    'message': _('Hanya user AP yang bisa mencentang Done Attachment.')
                }
            }
    
    @api.onchange('nominal')
    def _onchange_nominal_no_minus(self):
        if self.nominal and self.nominal < 0:
            self.nominal = 0
            return {
                'warning': {
                    'title': _('Nominal Tidak Valid'),
                    'message': _(
                        "Nominal penggunaan PUM tidak boleh diisi minus.\n"
                        "Nilai di Set menjadi nol."
                    )
                }
            }

class AdvancePaymentSettlement(models.Model):
    _name = 'advance.payment.settlement'
    _description = 'Advance Payment Settlement'
    _inherit = ['mail.thread']

    pum_id = fields.Many2one('advance.payment.request', string='No PUM')
    name = fields.Char(string='Nama', readonly=True, tracking=3)
    title = fields.Char(string='Judul', tracking=3)
    goals = fields.Text(string='Tujuan', tracking=3)
    related = fields.Char(string='Terkait', tracking=3)

    pemberian_line_ids = fields.One2many(
        'advance.payment.settlement.line', 'realization_id', string='Rincian Pemberian'
    )
    penggunaan_line_ids = fields.One2many(
        'advance.payment.usage.line', 'realization_id', string='Rincian Penggunaan'
    )

    grand_total = fields.Float(string='Grand Total Pemberian', tracking=3, compute='_compute_grand_total')
    grand_total_use = fields.Float(string='Grand Total Penggunaan', tracking=3, compute='_compute_grand_total_use')
    value_down_payment = fields.Float(string='PUM', tracking=3)
    remaining_value = fields.Float(string='Sisa Uang PUM', tracking=3, compute='_compute_remaining_value')

    note_approval = fields.Text(string='Note Persetujuan', tracking=3)

    name_approval_departement = fields.Char(string='Approval Departement', tracking=True)
    name_approval_ap = fields.Char(string='Approval AP', tracking=True)
    name_approval_pimpinan = fields.Char(string='Approval Pimpinan', tracking=True)

    date_approved_department = fields.Datetime(string="Date Approved Department")
    date_approved_ap = fields.Datetime(string="Date Approved AP")
    date_approved_pimpinan = fields.Datetime(string="Date Approved Pimpinan")

    position_department = fields.Char(string='Position Departement', tracking=True)
    position_ap = fields.Char(string='Position AP',  tracking=True)
    position_pimpinan = fields.Char(string='Position Pimpinan',  tracking=True)

    approved_by = fields.Char(string='Approved By', tracking=True, track_visibility='always')

    status = fields.Selection([
        ('pengajuan1', 'Menunggu Approval Departement'),
        ('pengajuan2', 'Menunggu Pengecekan AP'),
        ('pengajuan3', 'Menunggu Approval Pimpinan'),
        ('approved', 'Approved'),
    ], string='Status', default='pengajuan1', tracking=3, index=True, track_visibility='onchange')

    done_status = fields.Selection([
        ('remaining', 'Remaining'),
        ('done_not_realized', 'Done Not Realized'),
        ('done_realized', 'Done Realized')
    ], string='Status Realisasi', tracking=3, default='remaining')

    date_done_not_realized = fields.Date(string='Tanggal Done Not Realized', tracking=3)

    currency_id = fields.Many2one(
        'res.currency', string='Currency',
        default=lambda self: self.env.company.currency_id
    )

    attachment_file_image = fields.Binary(string='Attachment Image', attachment_filename='attachment_filename_image')
    attachment_file_pdf = fields.Binary(string='Attachment PDF', attachment_filename='attachment_filename_pdf')
    attachment_filename_image = fields.Char(string='Filename Image')
    attachment_filename_pdf = fields.Char(string='Filename PDF')

    attachment_type = fields.Selection([
        ('pdf', 'PDF'),
        ('image', 'Image'),
    ], string="Attachment Type", default='pdf')

    lot_of_attachment = fields.Selection([
        ('one_for_all_line', '1 Attachment Untuk Semua Line Penggunaan PUM'),
        ('one_for_one_line', '1 Attachment per 1 Line Penggunaan PUM'),
    ], string = "Banyaknya Attachment", default='one_for_one_line')

    move_id = fields.Many2one('account.move', string='Journal Entries', domain=[('move_type', '=', 'entry')])
    is_cab_visible = fields.Boolean(string='Is Journal Uang Muka Visible', compute='_compute_is_cab_visible')

    def action_toggle_check_attachment(self):
        ap_user_ids = [23, 9468]
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya User AP yang dapat menggunakan tombol ini.')

        for rec in self:
            if not rec.penggunaan_line_ids:
                continue

            if all(line.done_attachment for line in rec.penggunaan_line_ids):
                for line in rec.penggunaan_line_ids:
                    line.done_attachment = False
            else:
                for line in rec.penggunaan_line_ids:
                    line.done_attachment = True

    @api.onchange('lot_of_attachment')
    def _onchange_lot_of_attachment(self):
        if self.lot_of_attachment == 'one_for_all_line':
            for line in self.penggunaan_line_ids:
                line.attachment_file_pdf = False
                line.attachment_file_image = False
                line.attachment_filename_pdf = False
                line.attachment_filename_image = False


    @api.depends('move_id.state')
    def _compute_is_cab_visible(self):
        for rec in self:
            move = rec.move_id
            rec.is_cab_visible = bool(move and move.state == 'posted')

    def action_view_journal_uangmuka(self):
        self.ensure_one()

        ap_user_ids = [23, 9468] 
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya User AP yang dapat menggunakan fitur ini.')
        
        if not self.move_id:
            raise UserError("Journal Uang Muka belum tersedia.")

        return {
            'name': 'Journal Entry',
            'view_mode': 'form',
            'res_model': 'account.move',
            'type': 'ir.actions.act_window',
            'res_id': self.move_id.id,
            'target': 'current',
        }


    @api.onchange('attachment_type')
    def _onchange_attachment_type(self):
        self.attachment_file_image = False
        self.attachment_filename_image = False
        self.attachment_file_pdf = False
        self.attachment_filename_pdf = False

    @api.depends('pemberian_line_ids.value')
    def _compute_grand_total(self):
        for rec in self:
            rec.grand_total = sum(line.value for line in rec.pemberian_line_ids)

    @api.depends('penggunaan_line_ids.nominal')
    def _compute_grand_total_use(self):
        for rec in self:
            rec.grand_total_use = sum(line.nominal for line in rec.penggunaan_line_ids)

    @api.depends('grand_total', 'grand_total_use')
    def _compute_remaining_value(self):
        for rec in self:
            rec.remaining_value = rec.value_down_payment - rec.grand_total_use

    def action_validation(self):
        self.ensure_one()
        
        # Validasi hanya AP yang bisa validasi
        ap_user_ids = [23, 9468]  # List user ID yang boleh approve sebagai Finance AP
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya AP yang dapat melakukan validasi realisasi.')

        if self.done_status == 'remaining':
            self.done_status = 'done_not_realized'
            self.date_done_not_realized = fields.Date.today()
        elif self.done_status == 'done_not_realized':
            self.done_status = 'done_realized'
        else:
            raise UserError('Realisasi sudah berstatus Done Realized.')

        # Opsional: Tambah log di chatter
        self.message_post(body=f"Status realisasi diperbarui menjadi <b>{dict(self._fields['done_status'].selection).get(self.done_status)}</b> oleh {self.env.user.name}.")

    def action_cab(self):
        self.ensure_one()

        ap_user_ids = [23, 9468]  # List user ID yang boleh approve sebagai Finance AP
        if self.env.user.id not in ap_user_ids:
            raise UserError('Hanya User AP yang dapat menggunakan ini.')
        if self.move_id:
            raise UserError("CAB / Jurnal sudah pernah dibuat untuk Realisasi ini.")

        if not self.pum_id or not self.pum_id.move_id:
            raise UserError("PUM terkait atau CAB belum tersedia.")

        partner_id = self.pum_id.user_id.partner_id.id
        cab_move = self.pum_id.move_id

        # Account Bank Intransit dari CAB: 
        bank_intransit_line = cab_move.line_ids.filtered(lambda l: l.account_id.id in [573, 389, 392])
        if not bank_intransit_line:
            raise UserError("Account Bank Intransit dengan tidak ditemukan di CAB terkait.")
        account_sisa_pum = bank_intransit_line[0].account_id.id

        # Account Uang Muka Operasional
        account_uang_muka = 403

        # Tanggal pakai create_date atau hari ini
        account_date = self.date_done_not_realized or fields.Date.today()

        ref_label = f"Realisasi {self.pum_id.number} Biaya {self.pum_id.detail_note} ({cab_move.name})"

        label_sisa_pum = f"Sisa PUM {self.pum_id.detail_note} {self.pum_id.number} ({cab_move.name})"

        lines = []

        # Sisa PUM (Debit)
        if self.remaining_value > 0:
            lines.append((0, 0, {
                'account_id': account_sisa_pum,
                'partner_id': partner_id,
                'name': label_sisa_pum,
                'debit': self.remaining_value,
                'credit': 0,
            }))

        # Biaya Penggunaan (Debit)
        total_biaya = 0
        for line in self.penggunaan_line_ids:
            lines.append((0, 0, {
                'account_id': line.account_id.id,
                'partner_id': partner_id,
                'name': f"{line.description} ({line.date})",
                'debit': line.nominal,
                'credit': 0,
            }))
            total_biaya += line.nominal

        # Uang Muka Operasional (Credit)
        total_credit = self.remaining_value + total_biaya
        if total_credit > 0:
            lines.append((0, 0, {
                'account_id': account_uang_muka,
                'partner_id': partner_id,
                'name': ref_label,
                'debit': 0,
                'credit': total_credit,
            }))

        move = self.env['account.move'].create({
            'ref': ref_label,
            'date': account_date,
            'journal_id': 11,  # MISC
            'line_ids': lines,
        })

        # self.message_post(body=f"Jurnal CAB telah dibuat dengan nomor: <b>{move.name}</b>.")

        self.move_id = move.id

        return {
            'name': _('Journal Entry'),
            'view_mode': 'form',
            'res_model': 'account.move',
            'type': 'ir.actions.act_window',
            'res_id': move.id,
            'target': 'current',
        }
        
    def action_approval_check(self):
        jakarta_tz = pytz.timezone('Asia/Jakarta')
        now = datetime.now(jakarta_tz).replace(tzinfo=None)
        formatted_date = now.strftime('%d %B %Y %H:%M')

        for rec in self:
            if not rec.pum_id.departement_type:
                raise UserError("Field 'departement_type' wajib diisi sebelum approval.")

            approver_id = rec.pum_id._get_departement_approver()

            if rec.status == 'pengajuan1':
                if self.env.user.id != approver_id:
                    raise UserError("Hanya approver departement yang berhak menyetujui tahap ini.")
                rec.name_approval_departement = self.env.user.name
                rec.approved_by = (rec.approved_by + ', ' if rec.approved_by else '') + rec.name_approval_departement
                rec.date_approved_department = now

                # Mapping posisi berdasarkan departement_type
                department_titles = {
                    'sales': 'Sales Manager',
                    'merchandiser': 'Merchandiser Manager',
                    'marketing': 'Marketing Manager',
                    'logistic': 'Logistic Manager',
                    'procurement': 'Procurement Manager',
                    'fat': 'Finance & Accounting Manager',
                    'hr_ga': 'HR & GA Manager',
                }
                rec.position_department = department_titles.get(rec.pum_id.departement_type, 'Departement Manager')

                rec.status = 'pengajuan2'

                rec.message_post(
                    body=f"Approval <b>Departement</b> oleh <b>{self.env.user.name}</b> "
                        f"pada <i>{formatted_date}</i>."
                )

            elif rec.status == 'pengajuan2':
                ap_user_ids = [23, 9468]  # List user ID yang boleh approve sebagai Finance AP
                if self.env.user.id not in ap_user_ids:  
                    raise UserError("Hanya AP yang berhak menyetujui tahap ini.")
                rec.name_approval_ap = self.env.user.name
                rec.approved_by = (rec.approved_by + ', ' if rec.approved_by else '') + rec.name_approval_ap
                rec.date_approved_ap = now
                rec.position_ap = 'Finance AP'
                rec.status = 'pengajuan3'

                rec.message_post(
                    body=f"Approval <b>AP</b> oleh <b>{self.env.user.name}</b> "
                        f"pada <i>{formatted_date}</i>."
                )

            elif rec.status == 'pengajuan3':
                if self.env.user.id != 7:  # ID user Pimpinan
                    raise UserError("Hanya Pimpinan yang berhak menyetujui tahap ini.")
                rec.name_approval_pimpinan = self.env.user.name
                rec.approved_by = (rec.approved_by + ', ' if rec.approved_by else '') + rec.name_approval_pimpinan
                rec.date_approved_pimpinan = now
                rec.position_pimpinan = 'Pimpinan'
                rec.status = 'approved'
                rec.done_status = 'done_not_realized'  # Set status done untuk realisasi

                rec.message_post(
                    body=f"Approval <b>Pimpinan</b> oleh <b>{self.env.user.name}</b> "
                        f"pada <i>{formatted_date}</i>."
                )

            else:
                raise UserError("Status saat ini tidak bisa di-approve lagi.")

            # rec.message_post(body=f"Approval oleh {self.env.user.name} pada tahap <b>{rec.status}</b>.")

    def _check_remaining_value(self):
        for rec in self:
            # Cek sisa PUM
            if rec.remaining_value < 0:
                raise ValidationError(
                    "Sisa uang PUM tidak boleh kurang dari 0.\n"
                    "Jika ada penggunaan uang pribadi, maka ajukan dengan sistem reimburse."
                )

    @api.model
    def create(self, vals):
        rec = super().create(vals)
        rec._check_remaining_value()
        return rec

    def write(self, vals):
        res = super().write(vals)
        self._check_remaining_value()
        return res

class AdvancePaymentRequestReject(models.TransientModel):
    _name = 'advance.payment.request.reject'
    _description = 'Wizard for Reject Reason APR'

    request_id = fields.Many2one('advance.payment.request', string='Pengajuan PUM')
    reason_reject = fields.Text(string='Alasan Penolakan', required=True)

    def confirm_reject(self):
        if self.request_id:
            self.request_id.write({
                'status': 'reject',
                'last_status': self.request_id.status,
                'reason_reject': self.reason_reject,
            })
        return {'type': 'ir.actions.act_window_close'}

class AdvancePaymentCreateBill(models.TransientModel):
    _name = 'advance.payment.create.bill'
    _description = 'Create Bill from Advance Payment'

    down_payment_id = fields.Many2one('advance.payment.request', string='Down Payment', required=True)
    account_id = fields.Many2one(
        'account.account', string='Bank Intransit', required=True,
        domain="[('id', 'in', [573, 389, 392])]" # ID Bank Intransit
    )
    nominal = fields.Float(string='Nominal', related='down_payment_id.nominal')

    def action_create_cab(self):
        self.ensure_one()

        # if self.env.user.id != 23:
        #     raise UserError('Hanya AP yang dapat menggunakan ini.')

        dp = self.down_payment_id
        partner_id = dp.user_id.partner_id.id

        ref_label = f'{dp.number} - Biaya {dp.detail_note or "-"}'

        move = self.env['account.move'].create({
            'ref': ref_label,
            'date': fields.Date.context_today(self),
            'journal_id': 11,  # Cash & Bank
            'line_ids': [
                (0, 0, {
                    'account_id': 403,  # Uang Muka Operasional
                    'partner_id': partner_id,
                    'name': ref_label,
                    'debit': dp.nominal,
                    'credit': 0,
                }),
                (0, 0, {
                    'account_id': self.account_id.id,  # Bank Intransit yang dipilih
                    'partner_id': partner_id,
                    'name': ref_label,
                    'debit': 0,
                    'credit': dp.nominal,
                })
            ]
        })

        dp.move_id = move.id  # jika ada field untuk menampung move_id

        return {
            'name': _('Journal Entry'),
            'view_mode': 'form',
            'res_model': 'account.move',
            'type': 'ir.actions.act_window',
            'res_id': move.id,
            'target': 'current',
        }