package com.ruoyi.web.controller.system;

import com.ruoyi.common.annotation.IpWhitelist;
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.exception.base.BaseException;
import com.ruoyi.common.utils.RSAPublicKeyExample;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.framework.web.service.SysLoginService;
import com.ruoyi.framework.web.service.SysPermissionService;
import com.ruoyi.system.service.ISysDeptService;
import com.ruoyi.system.service.ISysMenuService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.servlet.view.RedirectView;

import javax.servlet.http.HttpServletResponse;
import javax.validation.Valid;
import java.io.IOException;
import java.net.URI;
import java.util.List;
import java.util.Set;

/**
 * 登录验证
 *
 * @author ruoyi
 */
@Slf4j
@RestController
public class SysLoginController {
    @Autowired
    private SysLoginService loginService;

    @Autowired
    private ISysMenuService menuService;

    @Autowired
    private ISysDeptService sysDeptService;

    @Autowired
    private SysPermissionService permissionService;


    @Value("${pri_key}")
    private String pri_key;

    @Value("${isEncryp}")
    private Integer isEncryp;

    /**
     * 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(), loginBody.getOrgid());
        ajax.put(Constants.TOKEN, token);
        return ajax;
    }

    /**
     * 单点登录方法(需要配置IP白名单)
     * 需要在sys_config表的sys.ip.whitelis中，加入IP才能访问该方法
     *
     * @return 结果
     */
    @IpWhitelist
    @GetMapping("/SSOLogin")
    public RedirectView SSOLogin(@RequestParam String userName, @RequestParam String orgid, @RequestParam(required = false) String deptId) {
        RedirectView redirectView = new RedirectView();
        // 生成令牌
        if (StringUtils.isEmpty(userName) || StringUtils.isEmpty(orgid)) {
            throw new BaseException("用户名或组织机构或部门不能为空");
        }
        if (isEncryp == 1) {
            RSAPublicKeyExample rsaPublicKeyExample = new RSAPublicKeyExample();
            userName = rsaPublicKeyExample.decryptedData(userName, pri_key);
        }
        String token = loginService.loginByUserName(userName + "&" + orgid + "&" + deptId);
        if (StringUtils.isEmpty(token)) {
            throw new BaseException("登陆失败");
        }
        redirectView.setUrl("http://127.0.0.1:8091/loginSSO?token=" + token + "&orgid=" + orgid + "&orgname=''" + "&ZuHuID=''&deptCode=''&redirect=''");
        redirectView.setStatusCode(HttpStatus.MOVED_PERMANENTLY);
        return redirectView;
    }


    @GetMapping("/getToken")
    public void getToken(HttpServletResponse response) throws IOException {
        // 生成或获取token
        String token = "eyJhbGciOiJIUzUxMiJ9.eyJsb2dpbl91c2VyX2tleSI6IjRiZGRkMTI0LTViNWMtNDhmMC05YjNkLTA0YjFiMzU0Nzg5NSJ9.16hHNas7jXTlHVrnlZgAJ-YViD44YkKFuoxJxMPm5QLPeSHn3wRyd9xE0Bi7YMdO3zKcZNo6ef5diZvDWN7ImA";
        // 设置响应头，前端可以从响应头获取token
        response.addHeader("Authorization", "Bearer " + token);

        // 如果需要进行页面跳转，可以设置状态码为302，并设置Location头部
        response.setStatus(302);
        response.setHeader("Location", "http://localhost:8099/tool/module/classifythreea");
    }

    /**
     * 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();
        log.info("----------getRouters的userId入参为：{}", userId);
        List<SysMenu> menus = menuService.selectMenuTreeByUserId(userId);
        return AjaxResult.success(menuService.buildMenus(menus));
    }

    @GetMapping("/getDept/{orgid}")
    public AjaxResult getDept(@PathVariable String orgid) {
        return AjaxResult.success(sysDeptService.selectDept(orgid));
    }
}