package com.lstznkj.groundstation.controller;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.lstznkj.groundstation.model.Result;
import com.lstznkj.groundstation.model.User;
import com.lstznkj.groundstation.security.jwt.JWTUtils;
import com.lstznkj.groundstation.service.UserService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;

@Api("用户")

@RestController
public class UserController {
    @Autowired
    private JWTUtils jwtUtils;
    @Autowired
    private UserService userService;
    @Autowired
    private ObjectMapper objectMapper;
    @Autowired
    private BCryptPasswordEncoder passwordEncoder;
    private Logger logger= LoggerFactory.getLogger(getClass());

    @ApiOperation("获取用户信息")
    @GetMapping("/users/{username}")
    public Object getUser(HttpServletRequest request, @PathVariable String username)
    {
        Result<User> result=new Result<>();


        String token = request.getHeader("Authorization");
        String realUsername=jwtUtils.getUsername(token);
        if(realUsername!= username)
        {
            result.setSuccess(false);
            result.setInfo("非法请求!");
        }

        return  userService.findUserByAccount(realUsername);

    }

    @DeleteMapping("/users/{username}")
    public Object deleteUser(HttpServletRequest request,@PathVariable String username)
    {
        String token = request.getHeader("Authorization");
        String realUsername=jwtUtils.getUsername(token);
        Result<User> result=new Result<>();
        logger.info(realUsername+" start to delete user:"+username);
        result=userService.deleteUser(username);
        return result;

    }
    @PutMapping("/users/{username}")
    public Object updateUser(HttpServletRequest request,@PathVariable String username,@RequestBody User user){
        String token = request.getHeader("Authorization");
        String realUsername=jwtUtils.getUsername(token);
        Result<User> result=new Result<>();

        try {
            logger.info(jwtUtils.getUsername(token)+" update user:"+objectMapper.writeValueAsString(user));
            result=userService.updateUser(user);

        }catch (Exception ex){
            ex.printStackTrace();
            result.setSuccess(false);
            result.setInfo("修改用户信息失败!!!");
        }

        return result;

    }
    @PutMapping("/users/{username}/password")
    public Object updateUserPassword(HttpServletRequest request,@PathVariable String username,@RequestBody User user)
    {
        String token = request.getHeader("Authorization");
        try {
            logger.info(jwtUtils.getUsername(token)+" change user:"+user.getUsername()+"'s password"+objectMapper.writeValueAsString(user));
            return userService.adminUpdateUserPassword(user);


        }catch (Exception ex){
            ex.printStackTrace();

        }
        return null;
    }

    @ApiOperation("获取所有用户信息")
    @GetMapping("/users")
//    @PreAuthorize("hasRole('ROLE_ADMIN')")
    public Object getAllUser(HttpServletRequest request)
    {

        return  userService.findAllUsers();

    }


    @ApiOperation("用户注册")
    @PutMapping("/users/register")
    public Object addUser(HttpServletRequest request, @RequestBody User user) {
        // String token = request.getHeader("Authorization");
        // String realUsername=jwtUtils.getUsername(token);

        try {
            logger.info(" start to add user");
        }
        catch (Exception ex){
            ex.printStackTrace();
        }
        return userService.adduser(user);
    }


    @RequestMapping(value = "/users",method = RequestMethod.POST)
    public Object createUser(HttpServletRequest request, @RequestBody User user)
    {
        Result<User> result=new Result<>();
        String token = request.getHeader("Authorization");
        try {
            logger.info(jwtUtils.getUsername(token)+" create user:"+objectMapper.writeValueAsString(user));
            user.setPassword(passwordEncoder.encode(user.getPassword()));
            result=userService.createUser(user,user.getSysRoles());

        }catch (Exception ex){
            ex.printStackTrace();
            result.setSuccess(false);
            result.setInfo("创建用户失败!!!");
        }

        return result;

    }


    /***
     * 退出业务逻辑未完成
     * @param request
     * @return
     */
    @ApiOperation("用户退出登录")
    @PostMapping("/user/logout")
    public Object logout(HttpServletRequest request)
    {
        String token = request.getHeader("Authorization");
        if(token!=null)
        {
            String realUsername=jwtUtils.getUsername(token);
            logger.info(realUsername+" logout!");
        }

        return null;
    }

}