package com.qmth.distributed.print.api;

import com.alibaba.fastjson.JSONObject;
import com.qmth.boot.api.annotation.Aac;
import com.qmth.boot.api.annotation.BOOL;
import com.qmth.boot.api.constant.ApiConstant;
import com.qmth.boot.api.exception.ApiException;
import com.qmth.distributed.print.business.bean.result.CalculateNotifyResult;
import com.qmth.teachcloud.common.config.DictionaryConfig;
import com.qmth.teachcloud.common.contant.SystemConstant;
import com.qmth.teachcloud.common.enums.ExceptionResultEnum;
import com.qmth.teachcloud.common.util.*;
import io.swagger.annotations.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.validation.annotation.Validated;
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 javax.annotation.Resource;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.Objects;
import java.util.Optional;

/**
 * <p>
 * 回调接口前端控制器
 * </p>
 *
 * @author wangliang
 * @since 2022-04-26
 */
@Api(tags = "回调接口Controller")
@RestController
@RequestMapping(ApiConstant.DEFAULT_URI_PREFIX + "/${prefix.url.notify}")
@Validated
public class NotifyApiController {
    private final static Logger log = LoggerFactory.getLogger(NotifyApiController.class);

    @Resource
    DictionaryConfig dictionaryConfig;

    @ApiOperation(value = "教研分析进度回调")
    @ApiResponses({@ApiResponse(code = 200, message = "教研分析进度回调", response = CalculateNotifyResult.class)})
    @RequestMapping(value = "/analysis/progress", method = RequestMethod.POST)
    @Aac(auth = BOOL.FALSE)
    public Result analysisProgress(@ApiParam(value = "接收教研分析回调数据", required = true) @RequestBody String result) throws UnsupportedEncodingException {
        try {
            log.info("analysis_progress,result:{}", result);
            String decodeJson = URLDecoder.decode(result, SystemConstant.CHARSET_NAME);
            log.info("analysis_progress decodeJson:{}", decodeJson);

            String callbackPwd = dictionaryConfig.printOpenDomain().getCallbackPwd();
            Optional.ofNullable(callbackPwd).orElseThrow(() -> ExceptionResultEnum.ERROR.exception("配置文件回调密码为空"));

            String sign = ServletUtil.getRequestAuthorization();
            Optional.ofNullable(sign).orElseThrow(() -> ExceptionResultEnum.ERROR.exception("签名为空"));
            log.info("sign:{}", sign);

            String localSign = URLEncoder.encode(Base64Util.encode(ShaUtils.sha1(callbackPwd + decodeJson)), SystemConstant.CHARSET_NAME);
            log.info("localSign:{}", localSign);

            if (!Objects.equals(localSign, sign)) {
                throw ExceptionResultEnum.ERROR.exception("签名不匹配");
            }
            CalculateNotifyResult calculateNotifyResult = JSONObject.toJavaObject(JSONObject.parseObject(decodeJson), CalculateNotifyResult.class);
            String source = Base64Util.encode(ShaUtils.sha1(calculateNotifyResult.getExamId() + calculateNotifyResult.getCourseCode().toString()));
            log.info("source:{}", source);
            //TODO 此处加批次数据状态更新service方法
            //更新grade_batch(状态和进度)和grade_batch_paper(状态)
        } catch (Exception e) {
            log.error(SystemConstant.LOG_ERROR, e);
            //todo 生成txt文件
            if (e instanceof ApiException) {
                ResultUtil.error((ApiException) e, e.getMessage());
            } else {
                ResultUtil.error(e.getMessage());
            }
        }
        return ResultUtil.ok(System.currentTimeMillis());
    }
}