from odoo import http
from odoo.http import request


class OfferLetterResponseController(http.Controller):

    def _get_offer_letter(self, offer_id, token):
        offer_letter = request.env['offer.letter'].sudo().browse(offer_id)
        if not offer_letter.exists():
            raise request.not_found()
        if not token or offer_letter.response_token != token:
            raise request.not_found()
        if not offer_letter._is_latest_offer():
            raise request.not_found()
        return offer_letter

    @http.route('/offer_letters/respond/<int:offer_id>/accept', type='http', auth='public')
    def accept_offer(self, offer_id, token=None, **kwargs):
        offer_letter = self._get_offer_letter(offer_id, token)
        if offer_letter.state == 'requested':
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Not Released',
                'message': 'This offer is not yet available for response.',
            })
        if offer_letter.state == 'accepted':
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Already Accepted',
                'message': 'Your acceptance has already been recorded.',
            })
        if offer_letter.state == 'rejected':
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Already Rejected',
                'message': 'This offer has already been rejected.',
            })
        offer_letter.action_accept_offer()
        return request.render('offer_letters.offer_response_message', {
            'title': 'Offer Accepted',
            'message': 'Thank you. Your offer acceptance has been recorded successfully.',
        })

    @http.route('/offer_letters/respond/<int:offer_id>/reject', type='http', auth='public', methods=['GET', 'POST'], csrf=False)
    def reject_offer(self, offer_id, token=None, **post):
        offer_letter = self._get_offer_letter(offer_id, token)
        if offer_letter.state == 'requested':
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Not Released',
                'message': 'This offer is not yet available for response.',
            })
        if request.httprequest.method == 'POST':
            reason = post.get('rejection_reason', '').strip()
            if not reason:
                return request.render('offer_letters.offer_reject_reason_page', {
                    'offer_letter': offer_letter,
                    'token': token,
                    'error': 'Please enter a rejection reason.',
                })
            offer_letter.action_reject_offer(reason)
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Rejected',
                'message': 'Your rejection response has been recorded successfully.',
            })

        if offer_letter.state == 'accepted':
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Already Accepted',
                'message': 'This offer has already been accepted.',
            })
        if offer_letter.state == 'rejected':
            return request.render('offer_letters.offer_response_message', {
                'title': 'Offer Already Rejected',
                'message': 'This offer has already been rejected.',
            })
        return request.render('offer_letters.offer_reject_reason_page', {
            'offer_letter': offer_letter,
            'token': token,
            'error': False,
        })