package com.mydreamjob.talentinvitation;

import com.mydreamjob.talentdiscovery.CandidateKeyGenerator;
import com.mydreamjob.talentdiscovery.TalentDiscoveryCandidateSource;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

import java.time.LocalDateTime;
import java.util.List;
import java.util.Map;

import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.*;

@ExtendWith(MockitoExtension.class)
class TalentInvitationCandidateResolverTest {
    @Mock TalentDiscoveryCandidateSource source;
    @Mock CandidateKeyGenerator keyGenerator;

    @Test
    void resolvesOnlyCurrentKeyAndCandidateWithAtLeastOneSignal() {
        TalentInvitationCandidateResolver resolver = new TalentInvitationCandidateResolver(source, keyGenerator);
        LocalDateTime now = LocalDateTime.of(2026, 9, 7, 10, 0);
        var enabled = new TalentDiscoveryCandidateSource.CandidateSeed(101L, "北京", "本科", 2026, "[]", now);
        var noSignal = new TalentDiscoveryCandidateSource.CandidateSeed(102L, "上海", "本科", 2026, "[]", now);
        when(source.findEligibleCandidates(9L)).thenReturn(List.of(enabled, noSignal));
        when(source.findPreferences(any())).thenReturn(Map.of(101L,
                new TalentDiscoveryCandidateSource.PreferenceSignal(null, null, List.of("北京"), List.of(), List.of(), List.of(), false)));
        when(source.findLatestRiasec(any())).thenReturn(Map.of());
        when(source.findLatestAbility(any(), eq(now))).thenReturn(Map.of());
        when(keyGenerator.generate(9L, 8L, 101L, now.toLocalDate())).thenReturn("key-101");

        assertThat(resolver.resolve(9L, 8L, "key-101", now).matched()).isTrue();
        assertThat(resolver.resolve(9L, 8L, "key-102", now).matched()).isFalse();
        verify(keyGenerator, never()).generate(9L, 8L, 102L, now.toLocalDate());
    }

    @Test
    void malformedOrCrossDayKeyDoesNotResolve() {
        TalentInvitationCandidateResolver resolver = new TalentInvitationCandidateResolver(source, keyGenerator);
        LocalDateTime now = LocalDateTime.of(2026, 9, 7, 10, 0);
        var candidate = new TalentDiscoveryCandidateSource.CandidateSeed(101L, "北京", "本科", 2026, "[]", now);
        when(source.findEligibleCandidates(9L)).thenReturn(List.of(candidate));
        when(source.findPreferences(any())).thenReturn(Map.of(101L,
                new TalentDiscoveryCandidateSource.PreferenceSignal(null, null, List.of("北京"), List.of(), List.of(), List.of(), false)));
        when(source.findLatestRiasec(any())).thenReturn(Map.of());
        when(source.findLatestAbility(any(), eq(now))).thenReturn(Map.of());
        when(keyGenerator.generate(9L, 8L, 101L, now.toLocalDate())).thenReturn("key-101");

        assertThat(resolver.resolve(9L, 8L, "tampered", now).matched()).isFalse();
        verify(keyGenerator).generate(9L, 8L, 101L, now.toLocalDate());
    }
}