package com.ruoyi.user.service.impl;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.ArgumentCaptor;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;
import com.ruoyi.common.core.constant.UserConstants;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.user.config.UniversalCodeProperties;
import com.ruoyi.user.domain.AccountUser;
import com.ruoyi.user.domain.vo.AccountUserInfoVo;
import com.ruoyi.user.domain.vo.EarningSummaryVo;
import com.ruoyi.user.enums.MemberLevelEnum;
import com.ruoyi.user.mapper.AccountEarningRecordMapper;
import com.ruoyi.user.mapper.AccountUserMapper;

/**
 * 会员服务单元测试
 *
 * 覆盖会员注册（通用推荐码放行、无效/停用推荐码拒绝、正常绑定推荐人）
 * 与个人中心会员信息查询（正常返回、入参/会员缺失校验、收益与等级兜底）。
 *
 * @author hugray
 */
@ExtendWith(MockitoExtension.class)
class AccountUserServiceImplTest
{
    private static final String PHONE = "13800000000";

    private static final String UNIVERSAL_CODE = "HUGRAY88";

    @Mock
    private AccountUserMapper accountUserMapper;

    @Mock
    private AccountEarningRecordMapper accountEarningRecordMapper;

    @Mock
    private UniversalCodeProperties universalCodeProperties;

    @InjectMocks
    private AccountUserServiceImpl accountUserService;

    @Test
    @DisplayName("命中通用推荐码应注册成功且不绑定推荐人")
    void registerMember_shouldNotBindReferrer_whenUniversalCodeHit()
    {
        when(universalCodeProperties.getUniversalReferralCode()).thenReturn(UNIVERSAL_CODE);
        when(accountUserMapper.selectAccountUserByPhone(PHONE)).thenReturn(null);
        when(accountUserMapper.selectAccountUserByReferralCode(anyString())).thenReturn(null);
        when(accountUserMapper.insertAccountUser(any(AccountUser.class))).thenReturn(1);

        accountUserService.registerMember(PHONE, UNIVERSAL_CODE);

        ArgumentCaptor<AccountUser> captor = ArgumentCaptor.forClass(AccountUser.class);
        verify(accountUserMapper).insertAccountUser(captor.capture());
        AccountUser saved = captor.getValue();
        assertNull(saved.getReferrerId());
        assertNotNull(saved.getMyReferralCode());
        // 姓名注册未采集，落库留空（不再以手机号填充）
        assertNull(saved.getNickname());
        // 通用推荐码注册直接发放 L4 会员等级
        assertEquals(MemberLevelEnum.L4.getCode(), saved.getSystemLevel());
        // 通用码不参与推荐人定位
        verify(accountUserMapper, never()).selectAccountUserByReferralCode(UNIVERSAL_CODE);
    }

    @Test
    @DisplayName("未配置通用推荐码且推荐码无效时应拒绝注册")
    void registerMember_shouldThrow_whenReferralCodeInvalid()
    {
        when(universalCodeProperties.getUniversalReferralCode()).thenReturn(null);
        when(accountUserMapper.selectAccountUserByPhone(PHONE)).thenReturn(null);
        when(accountUserMapper.selectAccountUserByReferralCode("BADCODE")).thenReturn(null);

        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.registerMember(PHONE, "BADCODE"));
        assertEquals("推荐人码无效", ex.getMessage());
    }

    @Test
    @DisplayName("推荐人账号停用时应拒绝注册")
    void registerMember_shouldThrow_whenReferrerDisabled()
    {
        AccountUser referrer = new AccountUser();
        referrer.setUserId(100L);
        referrer.setStatus(UserConstants.USER_DISABLE);
        when(universalCodeProperties.getUniversalReferralCode()).thenReturn(null);
        when(accountUserMapper.selectAccountUserByPhone(PHONE)).thenReturn(null);
        when(accountUserMapper.selectAccountUserByReferralCode("VALID123")).thenReturn(referrer);

        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.registerMember(PHONE, "VALID123"));
        assertEquals("推荐人账号异常", ex.getMessage());
    }

    @Test
    @DisplayName("推荐码有效时应绑定推荐人")
    void registerMember_shouldBindReferrer_whenReferralCodeValid()
    {
        AccountUser referrer = new AccountUser();
        referrer.setUserId(100L);
        referrer.setStatus(UserConstants.NORMAL);
        when(universalCodeProperties.getUniversalReferralCode()).thenReturn(null);
        when(accountUserMapper.selectAccountUserByPhone(PHONE)).thenReturn(null);
        // 仅 "VALID123" 命中推荐人；其余（本人推荐码查重）返回 null，避免影响唯一码生成
        when(accountUserMapper.selectAccountUserByReferralCode(anyString()))
            .thenAnswer(invocation -> "VALID123".equals(invocation.getArgument(0)) ? referrer : null);
        when(accountUserMapper.insertAccountUser(any(AccountUser.class))).thenReturn(1);

        accountUserService.registerMember(PHONE, "VALID123");

        ArgumentCaptor<AccountUser> captor = ArgumentCaptor.forClass(AccountUser.class);
        verify(accountUserMapper).insertAccountUser(captor.capture());
        assertEquals(100L, captor.getValue().getReferrerId());
        // 非通用码注册不设等级，走库默认值 C（普通用户）
        assertNull(captor.getValue().getSystemLevel());
    }

    @Test
    @DisplayName("会员存在时应返回昵称/头像/等级与收益汇总")
    void getAccountUserInfo_shouldReturnProfile_whenMemberExists()
    {
        AccountUser member = new AccountUser();
        member.setUserId(66L);
        member.setNickname("辉煌G891");
        member.setPhone("13355555555");
        member.setAvatar("https://cdn.example.com/a.png");
        member.setSystemLevel(MemberLevelEnum.L3.getCode());
        member.setAuthStatus("2");
        EarningSummaryVo summary = new EarningSummaryVo(1000L, 40000L, 12800000L);
        when(accountUserMapper.selectAccountUserById(66L)).thenReturn(member);
        when(accountEarningRecordMapper.selectEarningSummary(66L)).thenReturn(summary);

        AccountUserInfoVo vo = accountUserService.getAccountUserInfo(66L);

        assertEquals(66L, vo.getUserId());
        assertEquals("辉煌G891", vo.getNickname());
        assertEquals("133****5555", vo.getPhone());
        assertEquals("https://cdn.example.com/a.png", vo.getAvatar());
        assertEquals(MemberLevelEnum.L3.getCode(), vo.getMemberLevel());
        // 认证状态原样下发，供个人中心「实名认证」行徽标回显
        assertEquals("2", vo.getAuthStatus());
        assertEquals(1000L, vo.getEarnings().getToday());
        assertEquals(40000L, vo.getEarnings().getMonth());
        assertEquals(12800000L, vo.getEarnings().getTotal());
    }

    @Test
    @DisplayName("会员ID为空时应抛出获取会员信息失败")
    void getAccountUserInfo_shouldThrow_whenUserIdNull()
    {
        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.getAccountUserInfo(null));
        assertEquals("获取会员信息失败", ex.getMessage());
    }

    @Test
    @DisplayName("会员不存在时应抛出获取会员信息失败")
    void getAccountUserInfo_shouldThrow_whenMemberNotFound()
    {
        when(accountUserMapper.selectAccountUserById(66L)).thenReturn(null);

        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.getAccountUserInfo(66L));
        assertEquals("获取会员信息失败", ex.getMessage());
    }

    @Test
    @DisplayName("无收益流水时应兜底返回全零汇总")
    void getAccountUserInfo_shouldFallbackZeroEarnings_whenNoRecord()
    {
        AccountUser member = new AccountUser();
        member.setUserId(66L);
        member.setSystemLevel(MemberLevelEnum.L1.getCode());
        when(accountUserMapper.selectAccountUserById(66L)).thenReturn(member);
        when(accountEarningRecordMapper.selectEarningSummary(66L)).thenReturn(null);

        AccountUserInfoVo vo = accountUserService.getAccountUserInfo(66L);

        assertNotNull(vo.getEarnings());
        assertEquals(0L, vo.getEarnings().getToday());
        assertEquals(0L, vo.getEarnings().getMonth());
        assertEquals(0L, vo.getEarnings().getTotal());
    }

    @Test
    @DisplayName("等级为空时应兜底为 C")
    void getAccountUserInfo_shouldFallbackC_whenSystemLevelBlank()
    {
        assertFallbackLevel(null, MemberLevelEnum.C.getCode());
        assertFallbackLevel("", MemberLevelEnum.C.getCode());
    }

    @Test
    @DisplayName("等级为非法值时应兜底为 C")
    void getAccountUserInfo_shouldFallbackC_whenSystemLevelIllegal()
    {
        assertFallbackLevel("L9", MemberLevelEnum.C.getCode());
    }

    @Test
    @DisplayName("认证状态为空时应兜底为未认证(0)")
    void getAccountUserInfo_shouldFallbackNoneAuthStatus_whenBlank()
    {
        AccountUser member = new AccountUser();
        member.setUserId(66L);
        member.setSystemLevel(MemberLevelEnum.C.getCode());
        when(accountUserMapper.selectAccountUserById(66L)).thenReturn(member);
        when(accountEarningRecordMapper.selectEarningSummary(66L)).thenReturn(EarningSummaryVo.zero());

        AccountUserInfoVo vo = accountUserService.getAccountUserInfo(66L);

        assertEquals("0", vo.getAuthStatus());
    }

    /**
     * 校验不同等级取值下的等级兜底结果
     *
     * @param rawLevel 库中原始等级值
     * @param expectedLevel 期望下发的等级
     */
    private void assertFallbackLevel(String rawLevel, String expectedLevel)
    {
        AccountUser member = new AccountUser();
        member.setUserId(66L);
        member.setSystemLevel(rawLevel);
        when(accountUserMapper.selectAccountUserById(66L)).thenReturn(member);
        when(accountEarningRecordMapper.selectEarningSummary(66L)).thenReturn(EarningSummaryVo.zero());

        AccountUserInfoVo vo = accountUserService.getAccountUserInfo(66L);

        assertEquals(expectedLevel, vo.getMemberLevel());
    }

    @Test
    @DisplayName("更新头像时应只写入 avatar 列")
    void updateAvatar_shouldUpdateAvatar_whenValid()
    {
        when(accountUserMapper.updateUserAvatar(any(AccountUser.class))).thenReturn(1);

        accountUserService.updateAvatar(66L, "https://cdn.example.com/new.png");

        ArgumentCaptor<AccountUser> captor = ArgumentCaptor.forClass(AccountUser.class);
        verify(accountUserMapper).updateUserAvatar(captor.capture());
        assertEquals(66L, captor.getValue().getUserId());
        assertEquals("https://cdn.example.com/new.png", captor.getValue().getAvatar());
    }

    @Test
    @DisplayName("头像地址为空时应抛出提示且不落库")
    void updateAvatar_shouldThrow_whenAvatarBlank()
    {
        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.updateAvatar(66L, ""));

        assertEquals("头像地址不能为空", ex.getMessage());
        verify(accountUserMapper, never()).updateUserAvatar(any(AccountUser.class));
    }

    @Test
    @DisplayName("头像地址超长时应抛出提示且不落库")
    void updateAvatar_shouldThrow_whenAvatarTooLong()
    {
        String longUrl = "a".repeat(256);

        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.updateAvatar(66L, longUrl));

        assertEquals("头像地址过长", ex.getMessage());
        verify(accountUserMapper, never()).updateUserAvatar(any(AccountUser.class));
    }

    @Test
    @DisplayName("会员不存在（影响行数为 0）时应抛出更新失败")
    void updateAvatar_shouldThrow_whenMemberNotFound()
    {
        when(accountUserMapper.updateUserAvatar(any(AccountUser.class))).thenReturn(0);

        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.updateAvatar(66L, "https://cdn.example.com/new.png"));

        assertEquals("更新头像失败", ex.getMessage());
    }

    @Test
    @DisplayName("会员ID为空时应抛出更新失败")
    void updateAvatar_shouldThrow_whenUserIdNull()
    {
        ServiceException ex = assertThrows(ServiceException.class,
            () -> accountUserService.updateAvatar(null, "https://cdn.example.com/new.png"));

        assertEquals("更新头像失败", ex.getMessage());
    }
}