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


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

    def setUp(self):
        super().setUp()
        self.tier = self.env['community.membership.tier'].create({
            'name': 'Individual', 'code': 'BEN-IND', 'price': 50.0, 'period': 'annual',
        })
        self.other_tier = self.env['community.membership.tier'].create({
            'name': 'Student', 'code': 'BEN-STU', 'price': 20.0, 'period': 'annual',
        })
        self.member = self.env['res.partner'].create({
            'name': 'Benefit Member', 'membership_tier_id': self.tier.id,
        })
        self.member.action_activate_membership()

        vendor_partner = self.env['res.partner'].create({'name': 'Local Cafe'})
        self.centre = self.env['community.benefit.partner'].create({
            'partner_id': vendor_partner.id, 'category': 'food',
        })
        self.benefit = self.env['community.benefit'].create({
            'name': '10% off coffee',
            'benefit_partner_id': self.centre.id,
            'tier_ids': [(6, 0, [self.tier.id])],
            'discount_type': 'percent',
            'value': 10.0,
        })

    def test_entitlement_resolves_by_tier(self):
        self.assertTrue(self.benefit.is_entitled(self.member))

        other_member = self.env['res.partner'].create({
            'name': 'Other Member', 'membership_tier_id': self.other_tier.id,
        })
        other_member.action_activate_membership()
        self.assertFalse(self.benefit.is_entitled(other_member), "Wrong tier should not be entitled")

    def test_redemption_logs_for_active_member(self):
        redemption = self.env['community.benefit.redemption'].create({
            'member_id': self.member.id, 'benefit_id': self.benefit.id,
        })
        self.assertTrue(redemption)

    def test_redemption_blocked_for_inactive_member(self):
        inactive_member = self.env['res.partner'].create({
            'name': 'Inactive Member', 'membership_tier_id': self.tier.id,
        })
        # Never activated - membership_state stays 'none'.
        with self.assertRaises(ValidationError):
            self.env['community.benefit.redemption'].create({
                'member_id': inactive_member.id, 'benefit_id': self.benefit.id,
            })

    def test_redemption_blocked_for_wrong_tier(self):
        other_member = self.env['res.partner'].create({
            'name': 'Wrong Tier Member', 'membership_tier_id': self.other_tier.id,
        })
        other_member.action_activate_membership()
        with self.assertRaises(ValidationError):
            self.env['community.benefit.redemption'].create({
                'member_id': other_member.id, 'benefit_id': self.benefit.id,
            })