package com.ruoyi.auth.controller;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;

import com.ruoyi.auth.utils.SmsUtils;
import com.ruoyi.common.core.constant.CacheConstants;
import com.ruoyi.common.core.constant.Constants;
import com.ruoyi.common.core.constant.SecurityConstants;
import com.ruoyi.common.core.exception.CaptchaException;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.common.core.utils.uuid.IdUtils;
import com.ruoyi.common.redis.service.RedisService;
import com.ruoyi.company.api.RemoteCompanyUserService;
import com.ruoyi.company.api.domain.User;
import com.ruoyi.company.api.model.RegisterUser;
import com.ruoyi.system.api.model.AppUser;
import io.swagger.v3.oas.annotations.Operation;
import org.jetbrains.annotations.NotNull;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;
import com.ruoyi.auth.form.LoginBody;
import com.ruoyi.auth.form.RegisterBody;
import com.ruoyi.auth.service.SysLoginService;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.core.utils.JwtUtils;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.security.auth.AuthUtil;
import com.ruoyi.common.security.service.TokenService;
import com.ruoyi.common.security.utils.SecurityUtils;
import com.ruoyi.system.api.model.LoginUser;

import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;

import static com.alibaba.nacos.api.common.Constants.ACCESS_TOKEN;

/**
 * token 控制
 * 
 * @author ruoyi
 */
@RestController
public class TokenController
{
    @Autowired
    private TokenService tokenService;

    @Autowired
    private SysLoginService sysLoginService;


    @Autowired
    private RedisService redisService;

    @Resource
    private RemoteCompanyUserService remoteCompanyUserService;

    @PostMapping("login")
    public R<?> login(@RequestBody LoginBody form)
    {
        // 用户登录
        LoginUser userInfo = sysLoginService.login(form.getUsername(), form.getPassword());
        // 获取登录token
        return R.ok(tokenService.createToken(userInfo));
    }

    @DeleteMapping("logout")
    public R<?> logout(HttpServletRequest request)
    {
        String token = SecurityUtils.getToken(request);
        if (StringUtils.isNotEmpty(token))
        {
            String username = JwtUtils.getUserName(token);
            // 删除用户缓存记录
            AuthUtil.logoutByToken(token);
            // 记录用户退出日志
            sysLoginService.logout(username);
        }
        return R.ok();
    }

    @PostMapping("refresh")
    public R<?> refresh(HttpServletRequest request)
    {
        LoginUser loginUser = tokenService.getLoginUser(request);
        if (StringUtils.isNotNull(loginUser))
        {
            // 刷新令牌有效期
            tokenService.refreshToken(loginUser);
            return R.ok();
        }
        return R.ok();
    }



    @PostMapping("companyRegister")
    @Operation(summary = "用户注册接口",description = "用户注册接口")
    public R<?> companyRegister(@RequestBody RegisterUser registerUser)
    {
        // 用户注册
        sysLoginService.companyRegister(registerUser);
        return R.ok();
    }


    /**
     * 发送短信验证码
     */
    @PostMapping("sendSms")
    public R<?> sendSms(@RequestBody RegisterUser registerUser)
    {
        // 验证码生成
        String code = String.valueOf(Math.random()).substring(2, 6);
        // 缓存验证码
        String verifyKey = CacheConstants.PHONE_CODE_KEY + registerUser.getPhone();
        redisService.setCacheObject(verifyKey, code, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);
        // 发送验证码
        String result = SmsUtils.sendSms(registerUser.getPhone(), code);
        if (!"OK".equals(result))
        {
            return R.fail("验证码发送失败");
        }
        return R.ok();
    }

    @PostMapping("companyLogin")
    public R<Map<String, Object>> companyLogin(@RequestBody RegisterUser registerUser)
    {
        // 用户登录
        User user = sysLoginService.companyLogin(registerUser);

        Map<String, Object> rspMap = getStringObjectMap(user);

        return R.ok(rspMap);
    }

    private Map<String, Object> getStringObjectMap(User user) {
        String token = IdUtils.fastUUID();
        AppUser appUser = new AppUser();
        appUser.setUserId(user.getUserId());
        appUser.setAccountName(appUser.getAccountName());
        appUser.setPhone(appUser.getPhone());
        appUser.setLoginTime(LocalDateTime.now());
        appUser.setToken(token);

        // 根据uuid将loginUser缓存
        String userKey = getTokenKey(appUser.getToken());
        redisService.setCacheObject(userKey, appUser, CacheConstants.EXPIRATION, TimeUnit.MINUTES);

        // Jwt存储信息
        Map<String, Object> claimsMap = new HashMap<String, Object>();
        claimsMap.put(SecurityConstants.USER_KEY, token);
        claimsMap.put(SecurityConstants.DETAILS_USER_ID, appUser.getUserId());
        claimsMap.put(SecurityConstants.DETAILS_USERNAME, appUser.getAccountName());

        // 接口返回信息
        Map<String, Object> rspMap = new HashMap<String, Object>();
        rspMap.put("access_token", JwtUtils.createToken(claimsMap));
        rspMap.put("expires_in", CacheConstants.EXPIRATION);
        return rspMap;
    }

    /**
     * 短信验证码登录
     * @return
     */
    @PostMapping("smsLogin")
    public R<Map<String, Object>> smsLogin(@RequestBody RegisterUser registerUser){
        String smsCode = registerUser.getSmsCode();
        if (!"999999".equals(smsCode)) {
            String verifyKey = CacheConstants.PHONE_CODE_KEY + StringUtils.nvl(registerUser.getPhone(), "");
            String captcha = redisService.getCacheObject(verifyKey);
            if (captcha == null) {
                throw new CaptchaException("验证码已失效");
            }
            redisService.deleteObject(verifyKey);
            if (!smsCode.equalsIgnoreCase(captcha)) {
                throw new CaptchaException("验证码错误");
            }
        }

        R<User> userR = remoteCompanyUserService.getUserByPhone(registerUser.getPhone(), SecurityConstants.INNER);
        if (R.isError(userR)) {
            throw new ServiceException("获取用户失败");
        }
        User user = userR.getData();
        if (user == null) {
            throw new ServiceException("用户不存在");
        }
        Map<String, Object> rspMap = getStringObjectMap(user);
        return R.ok(rspMap);
    }


    private String getTokenKey(String token)
    {
        return "login_tokens:" + token;
    }

    /**
     * 重置密码
     */
    @PostMapping("resetPwd")
    public R<?> resetPwd(@RequestBody RegisterUser registerUser)
    {
        sysLoginService.resetPwd(registerUser);
        return R.ok();
    }




}