package com.educoder.bridge.controller;

import com.alibaba.fastjson.JSONObject;
import com.educoder.bridge.exception.GameException;
import com.educoder.bridge.service.GameService;
import com.educoder.bridge.settings.AppConfig;
import com.educoder.bridge.utils.Base64Util;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.apache.commons.io.FileUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.io.File;
import java.io.IOException;
import java.nio.charset.Charset;


/**
 * created by weishao at 2017/8/7
 * 数据迁移控制器，用于保证已经发布的实训不受影响
 */

@Api(value = "数据迁移控制器", hidden = true)
@RestController
@RequestMapping("/dataTransfer")
public class DataTransferController extends BaseController{
    @Autowired
    private GameService gameService;

    @Autowired
    private AppConfig appConfig;

    private static final Logger logger = LoggerFactory.getLogger(DataTransferController.class);

    @RequestMapping(path = "/transfer")
    @ApiOperation(value = "数据迁移，写测试用例，生成模板脚本，tpi评测脚本", httpMethod = "POST", produces = MediaType.APPLICATION_FORM_URLENCODED_VALUE)
    public JSONObject transfer(
            @ApiParam(name = "gameInfo", required = true, value = "实训的相关配置，base64编码") @RequestParam String gameInfo,
            @ApiParam(name = "tpiList", required = true, value = "实训实例的信息，包括tpiID与instanceGitURL") @RequestParam String tpiList) {
        logger.debug("/dataTransfer/transfer: gameInfo: " + gameInfo + ", tpiList: " + tpiList);

        JSONObject result = new JSONObject();
//        // 将字符串解码后转换为JSON对象
//        gameInfo = Base64Util.decode(gameInfo);
//        JSONObject info = JSONObject.parseObject(gameInfo);
//
//        tpiList = Base64Util.decode(tpiList);
//        JSONArray list = JSONObject.parseArray(tpiList);
//
//        try {
//            transferTPM(info);
//
//            for (int i = 0; i < list.size(); i++) {
//                try {
//                    transferTPI(info.getString("tpmID"), list.getJSONObject(i).getString("tpiID"),
//                            list.getJSONObject(i).getString("instanceGitURL"));
//                } catch (GameException e) {
//                    logger.error("TPI 转换失败，tpiID:{}", list.getJSONObject(i).getString("tpiID"));
//                    continue;
//                }
//            }
//        }catch (GameException e) {
//
//            logger.error("TPM 转换失败，tpmID:{}", info.getString("tpmID"));
//            result.put("code", -1);
//            result.put("msg", "转换失败");
//        }

        result.put("code", 0);
        result.put("msg", "转换成功");

        return result;
    }

    @RequestMapping(path = "/transferTPI")
    @ApiOperation(value = "数据迁移，单个tpi迁移", httpMethod = "POST", produces = MediaType.APPLICATION_FORM_URLENCODED_VALUE)
    public JSONObject transferATPI(
            @ApiParam(name = "tpmID", required = true, value = "tpmID") @RequestParam String tpmID,
            @ApiParam(name = "tpiID", required = true, value = "tpiID") @RequestParam String tpiID,
            @ApiParam(name = "instanceGitURL", required = true, value = "TPI版本库地址，base64编码") @RequestParam String instanceGitURL)
            throws GameException {
        JSONObject result = new JSONObject();

        instanceGitURL = Base64Util.decode(instanceGitURL);
        transferTPI (tpmID, tpiID, instanceGitURL);

        result.put("code", 0);
        result.put("msg", "转换成功");

        return result;
    }

    /**
     * 转换tpm
     * @param gameInfo
     */
    private void transferTPM (JSONObject gameInfo) throws GameException {
        logger.debug("DataTransferController: transferTPM: gameInfo: " + gameInfo);
        // 将测试用例写入工作目录下的文件中
//        gameService.generateTestCasesForGame(gameInfo.getString("tpmID"),
//                gameInfo.getJSONArray("testCases"));
//
//        // 生成Tpm评测脚本到工作目录下指定文件
//        gameService.generateTpmEvaluateShellScript(gameInfo);

    }

    /**
     * 转换tpi
     * @param tpmID
     * @param tpiID
     * @param instanceGitURL
     */
    private void transferTPI (String tpmID, String tpiID, String instanceGitURL) throws GameException {
        logger.debug("DataTransferController: transferTPI: tpmID: " + tpmID + ", tpiID: " + tpiID + ", instanceGitURL: " + instanceGitURL);

//        String repoName = StringUtil.getRepoName(instanceGitURL);
//        String path = appConfig.getWorkspace() + File.separator + "myshixun_" + tpiID;
//        // 删除旧数据
//        if (!StringUtils.isEmpty(tpiID)) {
//            ShellUtil.execute("rm -rf " + path);
//        }
//        // 克隆版本库
//        gameService.gitClone(path, instanceGitURL, "origin", repoName);
//
//        //根据实训模板评测脚本生成Tpi脚本到工作目录
//        gameService.generateTpiEvaluateShellScript(appConfig.getWorkspace() + "/shell/" + tpmID + "/evaluate.sh",
//                appConfig.getWorkspace() + "/myshixun_" + tpiID + "/" + repoName + "/");

    }
}