from datetime import timedelta

from odoo import fields
from odoo.exceptions import ValidationError
from odoo.tests.common import TransactionCase, tagged


@tagged('post_install', '-at_install')
class TestClassifieds(TransactionCase):

    def setUp(self):
        super().setUp()
        self.poster = self.env['res.partner'].create({'name': 'Classified Poster'})

    def test_new_listing_is_pending_review(self):
        listing = self.env['community.classified'].create({
            'title': 'Old Bicycle', 'poster_partner_id': self.poster.id,
        })
        self.assertEqual(listing.state, 'pending_review')
        self.assertTrue(listing.expiry_date)

    def test_publish_makes_listing_visible(self):
        listing = self.env['community.classified'].create({
            'title': 'Piano Lessons', 'poster_partner_id': self.poster.id,
        })
        listing.action_publish()
        self.assertEqual(listing.state, 'published')

        visible = self.env['community.classified'].search([('state', '=', 'published')])
        self.assertIn(listing, visible)

    def test_reject_listing(self):
        listing = self.env['community.classified'].create({
            'title': 'Spam Listing', 'poster_partner_id': self.poster.id,
        })
        listing.action_reject()
        self.assertEqual(listing.state, 'rejected')

    def test_expiry_cron_archives_past_due_listings(self):
        listing = self.env['community.classified'].create({
            'title': 'Expiring Soon', 'poster_partner_id': self.poster.id,
        })
        listing.action_publish()
        listing.expiry_date = fields.Date.today() - timedelta(days=1)

        self.env['community.classified']._cron_expire_listings()

        self.assertEqual(listing.state, 'expired')

    def test_renew_resets_expiry_and_republishes(self):
        listing = self.env['community.classified'].create({
            'title': 'Renew Me', 'poster_partner_id': self.poster.id,
        })
        listing.action_publish()
        listing.expiry_date = fields.Date.today() - timedelta(days=1)
        self.env['community.classified']._cron_expire_listings()
        self.assertEqual(listing.state, 'expired')

        listing.action_renew()
        self.assertEqual(listing.state, 'published')
        self.assertGreater(listing.expiry_date, fields.Date.today())

    def test_max_three_images(self):
        listing = self.env['community.classified'].create({
            'title': 'Many Photos', 'poster_partner_id': self.poster.id,
        })
        tiny_png = b'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII='
        with self.assertRaises(ValidationError):
            listing.write({
                'image_ids': [(0, 0, {'image': tiny_png}) for _ in range(4)],
            })

    def test_configurable_expiry_days(self):
        self.env['ir.config_parameter'].sudo().set_param('community_classifieds.expiry_days', '5')
        listing = self.env['community.classified'].create({
            'title': 'Short Lived', 'poster_partner_id': self.poster.id,
        })
        expected = fields.Date.today() + timedelta(days=5)
        self.assertEqual(listing.expiry_date, expected)