package com.ruoyi.web.controller.system;

import com.alibaba.fastjson2.JSONObject;
import com.ruoyi.common.config.WxAppConfig;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.domain.entity.SysMenu;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.domain.model.LoginBody;
import com.ruoyi.common.core.domain.model.LoginByTelephoneBody;
import com.ruoyi.common.core.domain.model.WxLoginBody;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.sign.Base64;
import com.ruoyi.framework.web.service.SysLoginService;
import com.ruoyi.framework.web.service.SysPermissionService;
import com.ruoyi.system.service.ISysMenuService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.crypto.Cipher;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.lang.reflect.Array;
import java.security.spec.AlgorithmParameterSpec;
import java.util.Arrays;
import java.util.List;
import java.util.Set;

import org.springframework.web.client.RestTemplate;

/**
 * 登录验证
 *
 * @author ruoyi
 */
@RestController
public class SysLoginController {
    @Autowired
    private SysLoginService loginService;

    @Autowired
    private ISysMenuService menuService;

    @Autowired
    private SysPermissionService permissionService;

    /**
     * 登录方法
     *
     * @param loginBody 登录信息
     * @return 结果
     */
    @PostMapping("/login")
    public AjaxResult login(@RequestBody LoginBody loginBody) {
        AjaxResult ajax = AjaxResult.success();
        // 生成令牌
        String token = loginService.login(loginBody.getUsername(), loginBody.getPassword(), loginBody.getCode(),
                loginBody.getUuid(), false);
        ajax.put(Constants.TOKEN, token);
        return ajax;
    }

    @Autowired
    private WxAppConfig wxAppConfig;

    @RequestMapping("/wxLogin")
    public AjaxResult wxLogin(@RequestBody WxLoginBody wxLoginBody) {
        String code = wxLoginBody.getCode();

        //向微信服务器发送请求获取用户信息
        String url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + wxAppConfig.getAppId() + "&secret=" + wxAppConfig.getAppSecret() + "&code=" + code + "&grant_type=authorization_code";

        final RestTemplate restTemplate = new RestTemplate();
        String res = restTemplate.getForObject(url, String.class);
        System.out.println("res:" + res);
        JSONObject jsonObject = JSONObject.parseObject(res);
        // 判断JSON对象中 是否存在 错误代码
        if (jsonObject.containsKey("errcode")) {
            // 返回错误代码
            return AjaxResult.error(jsonObject.getString("errcode"));
        }

        // 获取 unionid
        String unionid = jsonObject.getString("unionid");
        // 获取 openId
        String openid = jsonObject.getString("openid");
        // 获取 accessToken
        String accessToken = jsonObject.getString("access_token");


        //向微信服务器发送请求获取用户信息
        url = "https://api.weixin.qq.com/sns/userinfo?access_token=" + accessToken + "&openid==" + openid + "&grant_type=authorization_code";

        res = restTemplate.getForObject(url, String.class);
        System.out.println("res:" + res);
        jsonObject = JSONObject.parseObject(res);
        // 判断JSON对象中 是否存在 错误代码
        if (jsonObject.containsKey("errcode")) {
            // 返回错误代码
            return AjaxResult.error(jsonObject.getString("errcode"));
        }

        // 获取 province
        //String province= jsonObject.getString("province");
        // 获取 nickname
        String nickname = jsonObject.getString("nickname");
        // 获取 headimgurl
        String headimgurl = jsonObject.getString("headimgurl");

        String[] result = {openid,nickname,headimgurl};

        String token = loginService.wxLogin(result);
        AjaxResult ajax = AjaxResult.success();
        ajax.put(Constants.TOKEN, token);
        return ajax;
    }

    /**
     * 登录方法
     *
     * @param loginBody 登录信息
     * @return 结果
     */
    @PostMapping("/loginCommunity")
    public AjaxResult loginCommunity(@RequestBody LoginBody loginBody) {
        AjaxResult ajax = AjaxResult.success();
        // 生成令牌
        String token = loginService.login(loginBody.getUsername(), loginBody.getPassword(), loginBody.getCode(),
                loginBody.getUuid(), true);
        ajax.put(Constants.TOKEN, token);
        return ajax;
    }

    /**
     * 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));
    }

    @PostMapping("/phoneLogin")
    public AjaxResult phoneLogin(@RequestBody LoginByTelephoneBody loginBody){

        AjaxResult ajax = AjaxResult.success();
        // 生成令牌
        String token = loginService.loginByTelephone(loginBody.getUsername(), loginBody.getCode(),
                loginBody.getUuid());
        ajax.put(Constants.TOKEN, token);
        return ajax;

    }
}