from odoo import _, api, fields, models
from odoo.exceptions import UserError

from odoo.addons.activeblue_familylaw.models.fl_efiling import (
    DOC_TYPE_TO_FILING_TYPE, FILING_TYPE_TOKEN,
)


class FlEfilingWizard(models.TransientModel):
    _name = 'fl.efiling.wizard'
    _description = 'Assisted e-Filing Preparation Wizard'

    case_id = fields.Many2one('fl.case', string='Case', required=True)
    document_id = fields.Many2one(
        'fl.document', string='Case Document',
        domain="[('case_id', '=', case_id)]"
    )
    attachment_id = fields.Many2one(
        'ir.attachment', string='PDF to File',
        help='The PDF to file — use the signed PDF where applicable.'
    )
    filing_type = fields.Selection([
        ('petition', 'Petition'),
        ('supplemental_petition', 'Supplemental Petition'),
        ('financial_affidavit', 'Financial Affidavit'),
        ('support_worksheet', 'Child Support Worksheet'),
        ('motion_to_modify', 'Motion to Modify'),
        ('motion_to_compel', 'Motion to Compel'),
        ('motion_default', 'Motion for Default'),
        ('notice_deposition', 'Notice of Deposition'),
        ('parenting_plan', 'Parenting Plan'),
        ('mandatory_disclosure', 'Mandatory Disclosure'),
        ('fee_waiver', 'Civil Indigent Status'),
        ('income_withholding', 'Income Withholding'),
        ('notice_ssn', 'Notice of SSN'),
        ('other', 'Other'),
    ], string='Filing Type', default='other', required=True)
    court_filename_preview = fields.Char(
        string='Court Filename', compute='_compute_filename_preview'
    )

    @api.depends('case_id', 'filing_type')
    def _compute_filename_preview(self):
        Submission = self.env['fl.efiling.submission']
        for rec in self:
            case = rec.case_id
            last = Submission._sanitize(
                Submission._last_name(case.petitioner_id)) or 'Party'
            casenum = Submission._sanitize(case.court_case_number or 'NOCASE')
            token = FILING_TYPE_TOKEN.get(rec.filing_type, 'Document')
            datestr = fields.Date.context_today(rec).strftime('%Y%m%d')
            rec.court_filename_preview = f'{last}_{casenum}_{token}_{datestr}.pdf'

    @api.onchange('document_id')
    def _onchange_document_id(self):
        if not self.document_id:
            return
        self.filing_type = DOC_TYPE_TO_FILING_TYPE.get(
            self.document_id.document_type, 'other')
        if self.document_id.attachment_ids:
            self.attachment_id = self.document_id.attachment_ids[:1]

    def action_create_submission(self):
        self.ensure_one()
        if not self.attachment_id:
            raise UserError(_(
                'Select the PDF to file before creating the submission.'))
        submission = self.env['fl.efiling.submission'].create({
            'case_id': self.case_id.id,
            'document_id': self.document_id.id,
            'attachment_id': self.attachment_id.id,
            'filing_type': self.filing_type,
        })
        submission.action_validate_pdfa()
        return {
            'type': 'ir.actions.act_window',
            'name': 'e-Filing Submission',
            'res_model': 'fl.efiling.submission',
            'res_id': submission.id,
            'view_mode': 'form',
            'target': 'current',
        }