package com.zy.asrs.wms.system.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.zy.asrs.common.domain.CodeRes;
import com.zy.asrs.common.domain.enums.LoginSystemType;
import com.zy.asrs.common.utils.BarcodeUtils;
import com.zy.asrs.common.utils.QrCode;
import com.zy.asrs.framework.annotations.ManagerAuth;
import com.zy.asrs.framework.common.BaseRes;
import com.zy.asrs.framework.common.Cools;
import com.zy.asrs.framework.common.R;
import com.zy.asrs.framework.exception.CoolException;
import com.zy.asrs.wms.common.annotation.OperationLog;
import com.zy.asrs.wms.common.config.ConfigProperties;
import com.zy.asrs.wms.common.security.JwtSubject;
import com.zy.asrs.wms.system.controller.param.LoginParam;
import com.zy.asrs.wms.system.controller.param.UpdatePasswordParam;
import com.zy.asrs.wms.system.controller.result.LoginResult;
import com.zy.asrs.wms.system.entity.*;
import com.zy.asrs.wms.system.license.timer.LicenseTimer;
import com.zy.asrs.wms.system.service.*;
import com.zy.asrs.wms.utils.JwtUtil;
import com.zy.asrs.wms.utils.Utils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

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

    @Resource
    private ConfigProperties configProperties;
    @Resource
    private UserService userService;
    @Resource
    private UserLoginService userLoginService;
    @Resource
    private RoleMenuService roleMenuService;
    @Resource
    private HostService hostService;
    @Resource
    private UserRoleService userRoleService;
    @Resource
    private MenuService menuService;
    @Autowired
    private LicenseTimer licenseTimer;

    @PostMapping("/login")
    public R login(@RequestBody LoginParam param, HttpServletRequest request) {
        if (!licenseTimer.getSystemSupport()) {//许可证已失效
            return R.parse(CodeRes.SYSTEM_20001);
        }
        String username = param.getUsername();
        Long hostId = param.getHostId();
        User user = userService.getByUsername(username, hostId);
        if (user == null) {
            return R.error("账号不存在");
        }
        if (!user.getStatus().equals(1)) {
            return R.error("账号被冻结");
        }
        if (!userService.comparePassword(user.getPassword(), param.getPassword())) {
            return R.error("密码错误");
        }
        String accessToken = JwtUtil.buildToken(new JwtSubject(username, user.getHostId()),
                configProperties.getTokenExpireTime(), configProperties.getTokenKey());
        userLoginService.saveAsync(user.getId(), accessToken, UserLogin.TYPE_LOGIN, hostId, null, request);
        return R.ok("登录成功").add(new LoginResult(accessToken, user));
    }

    @GetMapping("/auth/user")
    public R userInfo() {
        return R.ok(userService.getByIdRel(getLoginUserId()));
    }

    @GetMapping("/auth/menu")
    public R userMenu() {
        boolean superRole = false;//超级管理员
        User loginUser = getLoginUser();
        List<Role> roles = userRoleService.listByUserId(loginUser.getId());
        for (Role role : roles) {
            if (role.getId() == 1) {
                superRole = true;
            }
        }

        List<Menu> menus = null;
        if (superRole) {
            menus = roleMenuService.listMenuByUserId(null, Menu.TYPE_MENU, getHostId());
        }else {
            menus = roleMenuService.listMenuByUserId(getLoginUserId(), Menu.TYPE_MENU, getHostId());
        }
        return R.ok().add(Utils.toTreeData(menus, 0L, Menu::getParentId, Menu::getId, Menu::setChildren));
    }

    @GetMapping("/auth/host")
    public R authHost() {
        List<Host> list = hostService.list();
        return R.ok().add(list);
    }

    @PreAuthorize("hasAuthority('sys:auth:user')")
    @OperationLog
    @PutMapping("/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.setHostId(null);
        user.setStatus(null);
        if (userService.updateById(user)) {
            return R.ok().add(userService.getByIdRel(user.getId()));
        }
        return R.error("保存失败");
    }

    @PreAuthorize("hasAuthority('sys:auth:password')")
    @OperationLog
    @PutMapping("/auth/password")
    public R updatePassword(@RequestBody UpdatePasswordParam param) {
        if (Cools.isEmpty(param.getOldPassword(), param.getPassword())) {
            return R.error("参数不能为空");
        }
        Long userId = getLoginUserId();
        if (userId == null) {
            return R.error("未登录");
        }
        if (!userService.comparePassword(userService.getById(userId).getPassword(), param.getOldPassword())) {
            return R.error("原密码输入不正确");
        }
        User user = new User();
        user.setId(userId);
        user.setPassword(userService.encodePassword(param.getPassword()));
        if (userService.updateById(user)) {
            return R.ok("修改成功");
        }
        return R.error("修改失败");
    }

    @GetMapping("/auth/router")
    public R router() {
        List<UserRole> userRoles = userRoleService.list(new LambdaQueryWrapper<UserRole>().eq(UserRole::getUserId, getLoginUserId()));
        if (userRoles.isEmpty()) {
            return R.error("请先分配角色");
        }

        boolean superRole = false;//超级管理员
        ArrayList<Long> roles = new ArrayList<>();
        for (UserRole userRole : userRoles) {
            roles.add(userRole.getRoleId());
            if (userRole.getRoleId() == 1) {
                superRole = true;
            }
        }

        ArrayList<Long> menus = new ArrayList<>();
        if(superRole) {
            List<Menu> allMenus = menuService.selectByHostId(getHostId());
            for (Menu menu : allMenus) {
                if(!menus.contains(menu.getId())) {
                    menus.add(menu.getId());
                }
            }
        }else {
            List<RoleMenu> roleMenus = roleMenuService.list(new LambdaQueryWrapper<RoleMenu>().in(RoleMenu::getRoleId, roles));
            for (RoleMenu roleMenu : roleMenus) {
                if(!menus.contains(roleMenu.getMenuId())) {
                    menus.add(roleMenu.getMenuId());
                }
            }
        }

        List<Menu> menuList = menuService.list(new LambdaQueryWrapper<Menu>()
                .in(Menu::getId, menus)
                .eq(Menu::getType, Menu.TYPE_MENU)
                .orderByAsc(Menu::getId));

        return R.ok().add(menuList);
    }

    @RequestMapping("/show/host.action")
    @ManagerAuth
    public R showHosts() {
        Long hostId = getHostId();
        String hostName = null;
        if (hostId != null) {
            Host host = hostService.getById(hostId);
            if (host != null) {
                hostName = host.getName();
            }
        }
        boolean root = false;
        List<Role> roles = userRoleService.listByUserId(getLoginUserId());
        for (Role role : roles) {
            if (role.getId() == 1) {
                root = true;
                break;
            }
        }
        return R.ok().add(Cools
                .add("root", root)
                .add("host", hostId == null)
                .add("hostId", hostId)
                .add("hostName", hostName)
        );
    }

    @RequestMapping(value = "/root/change/host/auth")
    @ManagerAuth
    public R rootChangeHost(@RequestParam Long hostId) {
        UserLogin userLogin = userLoginService.superFindByUserId(getLoginUserId(), String.valueOf(LoginSystemType.WMS));
        if (userLogin != null) {
            userLogin.setHostId(hostId);
            if (!userLoginService.updateById(userLogin)) {
                throw new CoolException("修改商户失败");
            }
            return R.ok();
        } else {
            return R.error();
        }
    }

    @RequestMapping(value = "/code/auth")
//    @ManagerAuth(memo = "物料编码条形码获取(type:1(条形码);2(二维码)")
    public R matCodeBarcode(@RequestParam(defaultValue = "1") Integer type
            , @RequestParam String param
            , HttpServletResponse response) throws Exception {
        response.setContentType("image/jpg");
        if (Cools.isEmpty(param)){
            return R.parse(BaseRes.EMPTY);
        }
        BufferedImage img;
        if (type == 1) {
            img = BarcodeUtils.encode(param);
        } else {
            img = QrCode.createImg(param);
        }
        if (!ImageIO.write(img, "jpg", response.getOutputStream())) {
            throw new IOException("Could not write an image of format jpg");
        }
        response.getOutputStream().flush();
        response.getOutputStream().close();
        return R.ok();
    }

}