package com.example.controller;

import com.example.entity.RestBean;
import com.example.entity.vo.request.EmailRegisterVO;
import com.example.entity.vo.request.EmailResetVO;
import com.example.service.AccountService;
import jakarta.annotation.Resource;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.validation.Valid;
import jakarta.validation.constraints.Email;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.util.function.Supplier;

/**
 * 用于验证相关Controller包含用户的注册、重置密码等操作
 */
@Validated
@RestController
@RequestMapping("/api/auth")
public class AuthorizeController {

    @Resource
    AccountService accountService;

    /**
     * 请求邮件验证码
     * @param email 邮件
     * @param request 请求
     * @return 是否请求成功
     */
    @PostMapping("/ask-code")
    public RestBean<Void> askVerifyCode(@RequestParam @Email String email,
                                        HttpServletRequest request){
        return this.messageHandle(() ->
                accountService.registerEmailVerifyCode(String.valueOf(email), request.getRemoteAddr()));
    }

    /**
     * 进行用户注册操作，需要先请求邮件验证码
     * @param vo 注册信息
     * @return 是否注册成功
     */
    @PostMapping("/register")
    public RestBean<Void> register(@Valid EmailRegisterVO vo){
        return this.messageHandle(() ->
                accountService.registerEmailAccount(vo));
    }

    /**
     * 执行密码重置操作
     * @param vo 密码重置信息
     * @return 是否操作成功
     */
    @PostMapping("/reset-password")
    public RestBean<Void> reset(@Valid EmailResetVO vo){
        return this.messageHandle(() ->
                accountService.resetEmailAccountPassword(vo));
    }

    /**
     * 针对于返回值为String作为错误信息的方法进行统一处理
     * @param action 具体操作
     * @return 响应结果
     * @param <T> 响应结果类型
     */
    private <T> RestBean<T> messageHandle(Supplier<String> action){
        String message = action.get();
        if(message == null)
            return RestBean.success();
        else
            return RestBean.failure(400, message);
    }
}