const rCode = require('../map/rcodeMap');
const log = require('../logger').logger('resultHandle','info');

// 计算耗时 res.queryTime
function comTime(res,msg){
  let time = new Date() - res.queryTime;
  log.info(`[queryInfo] ${msg} Time consuming: ${time}ms`);
}


function success(res,data) {
  comTime(res,'success');
  res.json({
    code: rCode.OK,
    data: data
  })
}

function searchSuccess(res, data, total, page, limit) {
  comTime(res,'searchSuccess');
  res.json({
    code: rCode.OK,
    data: data,
    total: total,
    count: data.length,
    page: page,
    limit: limit
  })
}

function ServerError(res,code,msg) {
  comTime(res,'ServerError');
  log.error(`result to server error ${msg}`);
  res.json({
    code: code?code:rCode.ServerError,
    msg: msg
  })
}

function paramFail(res,msg) {
  comTime(res,'paramFail');
  res.json({
    code: rCode.NotParam,
    msg: msg
  })
}

function notLogin(res,msg) {
  comTime(res,'notLogin');
  res.json({
    code: rCode.NotLogin,
    msg: msg
  })
}

function notPermission(res,msg) {
  comTime(res);
  res.json({
    code: rCode.NotPermission,
    msg: msg
  })
}

function customError(res,msg) {
  comTime(res,'customError');
  res.json({
    code: rCode.CustomError,
    msg: msg
  })
}

function controlError(res,err,msg) {
  let errorCode,errorMsg;
  if(msg){ errorMsg = msg }
  if(err){
    console.log(err);
    if(err.eCode){
      errorCode = err.eCode;
    }
    if(!msg && err.eMsg){
      errorMsg = err.eMsg;
    }else if(msg){
      errorMsg = msg;
    }else{
      errorMsg = err.message;
    }
  }
  if(!errorCode){ errorCode = rCode.ServerError }
  if(!errorMsg){ errorMsg = 'server error 9999' }
  switch (errorCode) {
    case rCode.OK:
      success(res,errorMsg);
      break;
    case rCode.NotParam:
      paramFail(res,errorMsg);
      break;
    case rCode.NotLogin:
      notLogin(res,errorMsg);
      break;
    case rCode.NotPermission:
      notPermission(res,errorMsg);
      break;
    case rCode.CustomError:
      customError(res,errorMsg);
      break;
    case rCode.Timeout:
    case rCode.NotFound:
    case rCode.ApiError:
    case rCode.SaveError:
    case rCode.DataRepeat:
    case rCode.ServerError:
    default:
      ServerError(res,errorCode,errorMsg);
  }
}

module.exports = {
  success,
  searchSuccess,
  ServerError,
  notLogin,
  paramFail,
  controlError,
}