package com.moral.api.controller;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;

import java.io.IOException;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.ObjectUtils;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.moral.api.entity.SysConfig;
import com.moral.api.service.SysConfigService;
import com.moral.api.service.UserService;
import com.moral.constant.Constants;
import com.moral.constant.ResponseCodeEnum;
import com.moral.constant.ResultMessage;
import com.moral.pojo.VerificationCode;
import com.moral.util.KaptchaUtils;
import com.moral.util.TokenUtils;

@Slf4j
@Api(tags = {"登陆"})
@RestController
public class LoginController {

    @Autowired
    private UserService userService;

    @Autowired
    private SysConfigService sysConfigService;

    @ApiOperation(value = "登陆", notes = "登陆")
    @RequestMapping(value = "login", method = RequestMethod.POST)
    public ResultMessage login(@RequestBody Map<String, Object> parameters) {
        if (!(parameters.containsKey("account") && parameters.containsKey("password"))) {
            return ResultMessage.fail(ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode(),
                    ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
        }
        Map<String, Object> result = userService.login(parameters);
        if (!result.containsKey("token")) {
            return ResultMessage.fail((int) result.get("code"), (String) result.get("msg"));
        }
        return ResultMessage.ok(result);
    }

    @ApiOperation(value = "获取用户信息", notes = "获取用户信息")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "token", value = "token", required = true, paramType = "header", dataType = "String")
    })
    @RequestMapping(value = "getUserInfo", method = RequestMethod.POST)
    public ResultMessage getUserInfo() {
        Map<String, Object> result = userService.getCurrentUserInfo();
        return ResultMessage.ok(result);
    }

    @ApiOperation(value = "退出", notes = "退出")
    @RequestMapping(value = "logout", method = RequestMethod.GET)
    @ApiImplicitParams({
            @ApiImplicitParam(name = "token", value = "token", required = true, paramType = "header", dataType = "String")
    })
    public ResultMessage logout(Integer userId, HttpServletRequest request) {
        if (userId == null) {
            return ResultMessage.fail(ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode(),
                    ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
        }
        String token = request.getHeader("token");
        TokenUtils.destoryToken(userId.toString(), token);
        return ResultMessage.ok();
    }

    @ApiOperation(value = "获取验证码是否开启", notes = "获取验证码是否开启")
    @RequestMapping(value = "verificationCode/config", method = RequestMethod.GET)
    public ResultMessage verifyConfig(HttpServletResponse response) {
        QueryWrapper<SysConfig> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq(Constants.FRONT_VERIFICATIONCODE_COLUMN, Constants.FRONT_ERIFICATIONCODE_VALUE);
        SysConfig sysConfig = sysConfigService.getOne(queryWrapper);
        if (Constants.VERFICATIONCODE_OPEN.equals(sysConfig.getCode())) {
            return new ResultMessage(ResponseCodeEnum.VERIFICATION_OPEN, null);
        }
        return new ResultMessage(ResponseCodeEnum.VERIFICATION_CLOSE, null);
    }

    @ApiOperation(value = "获取验证码", notes = "获取验证码")
    @RequestMapping(value = "verificationCode/get", method = RequestMethod.GET)
    public ResultMessage getVerificationCode() {
        VerificationCode verificationCode = null;
        try {
            verificationCode = KaptchaUtils.createVerificationCode();
        } catch (IOException e) {
            log.error(e.getMessage());
        }
        if (ObjectUtils.isEmpty(verificationCode))
            return ResultMessage.fail();
        return ResultMessage.ok(verificationCode);
    }

    @ApiOperation(value = "校验验证码", notes = "校验验证码")
    @RequestMapping(value = "verificationCode/verify", method = RequestMethod.GET)
    public ResultMessage gverifyVerificationCode(VerificationCode verificationCode) {
        if (!verificationCode.valid())
            return ResultMessage.fail();
        if (KaptchaUtils.verify(verificationCode))
            return ResultMessage.ok();
        return ResultMessage.fail();
    }
}