package com.ruoyi.web.controller.system;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.core.domain.entity.SysMenu;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.domain.entity.TAppUserResp;
import com.ruoyi.common.core.domain.model.LoginAppBody;
import com.ruoyi.common.core.domain.model.LoginUserApplet;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.redis.service.RedisService;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.framework.web.service.SysLoginService;
import com.ruoyi.framework.web.service.SysPermissionService;
import com.ruoyi.framework.web.service.TokenService;
import com.ruoyi.system.model.TAppUser;
import com.ruoyi.system.service.ISysMenuService;
import com.ruoyi.system.service.ISysRoleService;
import com.ruoyi.system.service.TAppUserService;
import com.ruoyi.system.utils.wx.body.resp.Code2SessionRespBody;
import com.ruoyi.system.utils.wx.body.resq.Code2SessionResqBody;
import com.ruoyi.system.utils.wx.model.WeixinProperties;
import com.ruoyi.system.utils.wx.pojo.AppletUserDecodeData;
import com.ruoyi.system.utils.wx.pojo.AppletUserEncrypteData;
import com.ruoyi.system.utils.wx.tools.WxAppletTools;
import com.ruoyi.system.utils.wx.tools.WxUtils;
import com.ruoyi.web.controller.tool.MsgUtils;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * 登录验证
 * 
 * @author ruoyi
 */
@Slf4j
@Api(tags = "登录")
@RestController
public class SysLoginController
{
    @Autowired
    private SysLoginService loginService;

    @Autowired
    private ISysMenuService menuService;

    @Autowired
    private SysPermissionService permissionService;
    @Autowired
    private RedisCache redisCache;
    @Autowired
    private TokenService tokenService;
    @Autowired
    private ISysRoleService roleService;
    @Autowired
    private MsgUtils msgUtils;
    @Autowired
    private RestTemplate wxRestTemplate;
    @Autowired
    private WeixinProperties wxConfig;
    @Autowired
    private RedisService redisService;
    @Autowired
    private TAppUserService appUserService;
    /**
     * 账号密码登录
     * 
     * @param param 登录信息
     * @return 结果
     */
    @ApiOperation(value = "账号密码登录",notes = "账号密码登录")
    @PostMapping("/loginApp")
    public AjaxResult login(@RequestBody String param)
    {
        LoginAppBody loginAppBody = JSON.parseObject(param, LoginAppBody.class);
        AjaxResult ajax = AjaxResult.success();
        // 生成令牌
        LoginUserApplet loginUser = loginService.loginCodeApplet(loginAppBody.getAccount(), loginAppBody.getPassword());
        ajax.put(Constants.TOKEN, tokenService.createTokenApplet(loginUser));
        ajax.put("data",loginUser);
        return ajax;
    }

    @ApiOperation(value = "通过code获得openid,获取用户信息",tags = {"微信小程序登录"})
    @PostMapping("/openIdByJsCode")
    public R<Map<String, Object>> openIdByJsCode(@RequestBody AppletUserEncrypteData data) {
        log.info("<<<<<<<<换取openid开始<<<<<<<<:{}", data.getCode());
        WxAppletTools appletTools = new WxAppletTools(wxRestTemplate, wxConfig, redisService);
        Code2SessionRespBody body = appletTools.getOpenIdByJscode2session(new Code2SessionResqBody().build(data.getCode()));
        String openid = body.getOpenid();
        String sessionKey = body.getSessionKey();
        // 用户信息解密 数据验签
//        if (StringUtils.isNotBlank(data.getSignature())) {
//            WxUtils.verifySignature(data.getRawData(), sessionKey, data.getSignature());
//        }
        if(StringUtils.isEmpty(data.getEncryptedData()) || StringUtils.isEmpty(data.getIv())){
            return R.fail("已拒绝授权");
        }
        AppletUserDecodeData appletUserDecodeData = WxUtils.encryptedData(data.getEncryptedData(), sessionKey,  data.getIv());
        appletUserDecodeData.setOpenId(openid);
        // 先使用openId和当前手机号进行查询
        TAppUser sysAppUser = appUserService.getOne(Wrappers.lambdaQuery(TAppUser.class)
                .and(e->e.eq(TAppUser::getOpenId, appletUserDecodeData.getOpenId()).or()
                        .eq(TAppUser::getPhoneNumber, appletUserDecodeData.getPhoneNumber())));
        if (sysAppUser==null){
            sysAppUser = new TAppUser();
            sysAppUser.setPhoneNumber(appletUserDecodeData.getPhoneNumber());
            sysAppUser.setOpenId(appletUserDecodeData.getOpenId());
            // 手机号中间四位替换为*
            sysAppUser.setNickName(appletUserDecodeData.getPhoneNumber().replaceAll("(\\d{3})\\d{4}(\\d{4})", "$1****$2"));
            appUserService.save(sysAppUser);
        }else {
            // 判断账号是否被冻结
            if (sysAppUser.getStatus() == 2){
                return R.fail("账号已冻结,请联系管理员");
            }
            // 手机号相同但openId为空的情况
            sysAppUser.setOpenId(appletUserDecodeData.getOpenId());
            appUserService.updateById(sysAppUser);
        }
        LoginUserApplet loginUserApplet = new LoginUserApplet();
        TAppUserResp sysUserResp = new TAppUserResp();
        BeanUtils.copyProperties(sysAppUser, sysUserResp);
        loginUserApplet.setUser(sysUserResp);
        loginUserApplet.setUserId(sysAppUser.getId());
        Map<String, Object> tokenInfos = new HashMap<>();
        tokenInfos.put("token",tokenService.createTokenApplet(loginUserApplet));
        tokenInfos.put("info",loginUserApplet);
        return R.ok(tokenInfos);
    }


    /**
     * 获取用户信息
     * 
     * @return 用户信息
     */
    @GetMapping("getInfo")
    public AjaxResult getInfo()
    {
        SysUser user = SecurityUtils.getLoginUser().getUser();
        // 角色集合
        Set<String> roles = permissionService.getRolePermission(user);
        // 权限集合
        Set<String> permissions = permissionService.getMenuPermission(user);
        AjaxResult ajax = AjaxResult.success();
        ajax.put("user", user);
        ajax.put("roles", roles);
        ajax.put("permissions", permissions);
        return ajax;
    }

    /**
     * 获取路由信息
     * 
     * @return 路由信息
     */
    @GetMapping("getRouters")
    public AjaxResult getRouters()
    {
        Long userId = SecurityUtils.getUserId();
        List<SysMenu> menus = menuService.selectMenuTreeByUserId(userId);
        return AjaxResult.success(menuService.buildMenus(menus));
    }
}