package com.zhentao.user.controller;

import com.zhentao.config.NullLogin;
import com.zhentao.osspicture.OssUtil;
import com.zhentao.tool.TokenUtils;
import com.zhentao.user.domain.UserLogin;
import com.zhentao.user.dto.*;
import com.zhentao.user.service.UserLoginService;
import com.zhentao.vo.Result;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.validation.Valid;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Null;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;


@RestController
@RequestMapping("user")
@RequiredArgsConstructor
@Validated
public class UserController {

    @Autowired
    public UserLoginService userLoginService;

    @Autowired
    public OssUtil ossUtil;


    //注册
    @PostMapping("/register")
    @NullLogin
    public Result Register(@RequestBody UserRegister userRegister){
        return userLoginService.register(userRegister);
    }

    //验证码
    @PostMapping("/code")
    @NullLogin
    public Result code(@RequestBody @Valid NoteDto noteDto) {
//        System.err.println(noteDto);
        return userLoginService.note(noteDto);
    }
    @PostMapping("/validateCode")
    @NullLogin
    public Result validateCode(@RequestBody @Valid NoteDto noteDto) {
//        System.err.println(noteDto);
        return userLoginService.validateCode(noteDto);
    }
    @PostMapping("/validateEmailCode")
    @NullLogin
    public Result validateEmailCode(@RequestBody @Valid EmailDto emailDto) {
//        System.err.println(noteDto);
        return userLoginService.validateEmailCode(emailDto);
    }

    //账号和密码进行登录
    @PostMapping("/UserPassLogin")
    @NullLogin
    public Result UserPassLogin(@RequestBody @Valid UserPassDto userPassDto) {
        Result result = userLoginService.UserPassLogin(userPassDto);
        return result;
    }
    @PostMapping("/logout")
    public Result logout(HttpServletRequest request){
        return userLoginService.logout(request);
    }
    //    忘记密码
    @PostMapping("/ForgetPass")
    @NullLogin
    public Result ForgetPass(@RequestBody @Valid ForgetPassDto forgetPassDto) {
        return userLoginService.ForgetPass(forgetPassDto);
    }

    @PostMapping("/emailRegister")
    @NullLogin
    public Result emailRegister(@RequestBody @Valid EmailDto emailDto){
        return userLoginService.emailRegister(emailDto);
    }
    /**
     * 上传头像
     */
    @PostMapping("/upload-avatar")
    @NullLogin
    @CrossOrigin // 添加跨域支持
    public Map<String, Object> uploadAvatar(@NotNull(message = "请选择上传文件")
                                            @RequestParam("file") MultipartFile file) {
        System.out.println("接收到文件上传请求：" + file.getOriginalFilename());
        Map<String, Object> result = new HashMap<>();

        // 检查文件大小
        if (file.isEmpty()) {
            System.err.println("上传文件为空");
            result.put("success", false);
            result.put("message", "上传文件不能为空");
            return result;
        }

        // 检查文件大小（例如限制在5MB）
        long maxSize = 5 * 1024 * 1024; // 5MB
        if (file.getSize() > maxSize) {
            System.err.println("文件大小超过限制：" + file.getSize());
            result.put("success", false);
            result.put("message", "文件大小不能超过5MB");
            return result;
        }

        // 检查文件类型
        String originalFilename = file.getOriginalFilename();
        String fileExtension = originalFilename.substring(originalFilename.lastIndexOf(".") + 1).toLowerCase();
        String[] allowedExtensions = {"jpg", "jpeg", "png", "gif", "bmp"};
        boolean isAllowedExtension = false;
        for (String ext : allowedExtensions) {
            if (fileExtension.equals(ext)) {
                isAllowedExtension = true;
                break;
            }
        }
        if (!isAllowedExtension) {
            System.err.println("不支持的文件类型：" + fileExtension);
            result.put("success", false);
            result.put("message", "仅支持jpg, jpeg, png, gif, bmp格式的图片");
            return result;
        }

        try {
            // 上传到OSS
            String url = ossUtil.uploadFile(file);

            if (url == null) {
                System.err.println("文件上传到OSS失败");
                result.put("success", false);
                result.put("message", "文件上传失败，请稍后重试");
            } else {
                System.out.println("文件上传成功：" + url);
            result.put("success", true);
            result.put("message", "上传成功");
            result.put("url", url);
            }
        } catch (IOException e) {
            System.err.println("文件上传异常：" + e.getMessage());
            result.put("success", false);
            result.put("message", "上传失败: " + e.getMessage());
        }

        return result;
    }


    //根据ID查询用户的信息
    @GetMapping("getUserById")
    @NullLogin
    public Result getUserById(@RequestHeader("token") String token) {
            String userIdFromToken = TokenUtils.getUserIdFromToken(token);
            UserLogin userById = userLoginService.getUserById(Long.valueOf(userIdFromToken));
            return Result.OK(userById, "查询成功");
    }
    @PostMapping("getUser")
    @NullLogin
    public Result getUser(@RequestBody UserInfo userInfo) {
        System.err.println(userInfo);
        UserLogin byId = userLoginService.getById(userInfo.getUserId());
        return Result.OK(byId, "查询成功");
    }
    //查询好有-搜索
    @GetMapping("searchFriends")
    @NullLogin
    public Result searchFriends(@RequestParam("keyword") String keyword) {
        return Result.OK(userLoginService.searchFriends(keyword), "查询成功");
    }


    //  修改头像
    @PostMapping("updateUserInfo")
    @NullLogin
    public Result updateUserInfo(@RequestHeader("token") String token, @RequestBody Userinfox userinfox) {
        // 从 token 中获取当前登录用户的 ID
        String userIdFromToken = TokenUtils.getUserIdFromToken(token);
        userinfox.setId(Long.valueOf(userIdFromToken));
        return userLoginService.updateUserInfo(userinfox);
    }

}