package com.vincent.rsf.server.system.controller;

import com.vincent.rsf.common.utils.Utils;
import com.vincent.rsf.framework.common.Cools;
import com.vincent.rsf.framework.common.R;
import com.vincent.rsf.server.common.annotation.OperationLog;
import com.vincent.rsf.server.common.config.ConfigProperties;
import com.vincent.rsf.server.common.security.JwtSubject;
import com.vincent.rsf.server.common.utils.JwtUtil;
import com.vincent.rsf.server.system.controller.param.LoginParam;
import com.vincent.rsf.server.system.controller.param.UpdatePasswordParam;
import com.vincent.rsf.server.system.controller.result.LoginResult;
import com.vincent.rsf.server.system.controller.result.MenuVo;
import com.vincent.rsf.server.system.entity.Menu;
import com.vincent.rsf.server.system.entity.Tenant;
import com.vincent.rsf.server.system.entity.User;
import com.vincent.rsf.server.system.entity.UserLogin;
import com.vincent.rsf.server.system.enums.StatusType;
import com.vincent.rsf.server.system.service.RoleMenuService;
import com.vincent.rsf.server.system.service.TenantService;
import com.vincent.rsf.server.system.service.UserLoginService;
import com.vincent.rsf.server.system.service.UserService;
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 javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 认证控制器
 *
 * Created by vincent on 1/30/2024
 */
@RestController
public class AuthController extends BaseController {

    @Resource
    private ConfigProperties configProperties;
    @Resource
    private UserService userService;
    @Resource
    private UserLoginService userLoginService;
    @Resource
    private RoleMenuService roleMenuService;
    @Resource
    private TenantService tenantService;

    @PostMapping("/login")
    public R login(@RequestBody LoginParam param, HttpServletRequest request) {
//        System.out.println(userService.encodePassword("123456"));
        String username = param.getUsername();
        Long tenantId = param.getTenantId();
        User user = userService.getByUsername(username, tenantId);
        if (user == null) {
            return R.error("Username Does Not Exist");
        }
        if (!user.getStatus().equals(StatusType.ENABLE.val)) {
            return R.error("Account Frozen");
        }
        if (!userService.comparePassword(user.getPassword(), param.getPassword())) {
            return R.error("Invalid Password");
        }
        String accessToken = JwtUtil.buildToken(new JwtSubject(username, user.getTenantId()),
                configProperties.getTokenExpireTime(), configProperties.getTokenKey());
        userLoginService.saveAsync(user.getId(), accessToken, UserLogin.TYPE_LOGIN, tenantId, null, request);
        Tenant tenant = tenantService.getById(user.getTenantId());
        return R.ok("Sign In Success").add(new LoginResult(accessToken, user, tenant.getName()));
    }

    @GetMapping("/tenant/list")
    public R tenantList() {
        return R.ok().add(tenantService.list());
    }

    @GetMapping("/auth/user")
    public R userInfo() {
        User user = userService.getById(getLoginUserId());
        return R.ok(userService.setUserAuthInfo(user));
    }

    @GetMapping("/auth/menu")
    public R userMenu() {
        List<Menu> menus = roleMenuService.listMenuByUserId(getLoginUserId(), Menu.TYPE_MENU);
        List<MenuVo> voList = menus.stream().map(this::convertToVo).collect(Collectors.toList());
        // exclude tenant
        if (!configProperties.getSuperUserList().contains(getLoginUser().getUsername())) {
            voList =  voList.stream().filter(vo ->
                    !vo.getName().equals("menu.tenant")
                            && !vo.getName().equals("menu.menu")
            ).collect(Collectors.toList());
        }
        return R.ok().add(Utils.toTreeData(voList, 0L, MenuVo::getParentId, MenuVo::getId, MenuVo::setChildren));
    }

    @OperationLog("Update UserInfo")
    @PostMapping("/auth/user")
    public R updateInfo(@RequestBody User user) {
        user.setId(getLoginUserId());
        // 不能修改的字段
        user.setUsername(null);
        user.setPassword(null);
        user.setEmailVerified(null);
        user.setTenantId(null);
        user.setStatus(null);
        if (userService.updateById(user)) {
            return R.ok("Save Success").add(userService.getById(user.getId()));
        }
        return R.error("Save Fail");
    }

    @OperationLog("Reset Password")
    @PostMapping("/auth/reset/password")
    public R resetPassword(@RequestBody UpdatePasswordParam param) {
        if (Cools.isEmpty(param.getOldPassword(), param.getNewPassword())) {
            return R.error("Parameters Cannot Be Empty");
        }
        Long userId = getLoginUserId();
        if (userId == null) {
            return R.error("Please Login First");
        }
        if (!userService.comparePassword(userService.getById(userId).getPassword(), param.getOldPassword())) {
            return R.parse("408-The Current Password Was Incorrect");
        }
        User user = new User();
        user.setId(userId);
        user.setPassword(userService.encodePassword(param.getNewPassword()));
        if (userService.updateById(user)) {
            return R.ok("Reset Password Success");
        }
        return R.error("Reset Password Fail");
    }


    // ----------------------------------------------------

    private MenuVo convertToVo(Menu menu) {
        if (menu == null) {
            return null;
        }
        MenuVo vo = new MenuVo();
        vo.setId(menu.getId());
        vo.setName(menu.getName());
        vo.setParentId(menu.getParentId());
//        vo.setParentName(menu.getParentName());
        vo.setPath(menu.getPath());
//        vo.setPathName(menu.getPathName());
        vo.setRoute(menu.getRoute());
        vo.setComponent(menu.getComponent());
        vo.setType(menu.getType());
        vo.setIcon(menu.getIcon());
        vo.setSort(menu.getSort());
        if (menu.getChildren() != null && !menu.getChildren().isEmpty()) {
            List<MenuVo> childDTOs = menu.getChildren().stream()
                    .map(this::convertToVo)
                    .collect(Collectors.toList());
            vo.setChildren(childDTOs);
        }
        return vo;
    }

}