saas_pc/src/mixin/index.js

export default {

  data() {

    return {

    }

  },

  methods: {
    calculateScore(data) {
      let score = 0; //计算总分
      let totalScore = 0; //总分
      let doWrongQuestionIds = []; //做错题id(案例题简答不算在内)
      let doQuestionIds = []; //做过的题目id
      let lessQuestionNum = 0; //多选题少选
      let rightQuestionIds = []; //做对的题目id
      let totalQuestionNum = 0; //排除主观题的总条数（简单题）
      data.forEach((item) => {
        console.log("答案--", item.ans, "选择--", item.ques);

        totalScore += item.score * (item.type == 4 ? item.jsonStr.length : 1);

        if (
          item.type < 4 ||
          (item.type == 4 && !item.jsonStr.some((e) => e.type == 5))
        ) {
          totalQuestionNum++;
        }

        if (item.type == 1 || item.type == 3) {
          //正确
          if (item.ques == item.ans) {
            item.scoreResult = item.score;
            score += item.score;
            rightQuestionIds.push(item.questionId);
          } else {
            //错误
            item.scoreResult = 0;
            if (item.ques) {
              doWrongQuestionIds.push(item.questionId);
            }
          }
          if (item.ques) {
            doQuestionIds.push(item.questionId);
          }
        } else if (item.type == 2) {
          let isRight =
            item.ans &&
            item.ans.every((quesItem, quesIndex) => {
              if (item.ques) {
                return item.ques[quesIndex] == item.ans[quesIndex];
              } else {
                return false;
              }
            });

          if (isRight) {
            score += item.score;
            item.scoreResult = item.score;
            rightQuestionIds.push(item.questionId);
          } else {
            let hasPart = false;
            let checkboxScore = 1; //获取单题总分数
            item.ques &&
              item.ques.forEach((ques, quesIndex) => {
                //选错一个全扣
                if (item.ques) {
                  if (item.ans.indexOf(item.ques[quesIndex]) == -1) {
                    checkboxScore = 0;
                  }
                } else {
                  checkboxScore = 0;
                }
              });

            //没选错
            if (checkboxScore) {
              checkboxScore = 0;
              item.ans.forEach((ans, quesIndex) => {
                //漏选扣一部分，对n题给n X partScore 分
                if (item.ques) {
                  if (item.ques.indexOf(item.ans[quesIndex]) != -1) {
                    checkboxScore += item.partScore;
                    hasPart = true;
                  }
                } else {
                  checkboxScore = 0;
                }
              });
            }

            if (!hasPart) {
              //0分
              item.scoreResult = 0;
              if (item.ques) {
                doWrongQuestionIds.push(item.questionId);
              }
            } else {
              //部分分
              lessQuestionNum++;
              item.scoreResult = checkboxScore;
              score += checkboxScore;
            }
          }
          if (item.ques && item.ques.length) {
            doQuestionIds.push(item.questionId);
          }
        } else if (item.type == 4) {
          let len = item.ans.length;
          let questionScore = 0;
          if (item.ques && item.ques.length) {
            item.ques.forEach((ele, idx) => {
              if (
                ele == item.ans[idx] ||
                (item.jsonStr[idx].type == 2 &&
                  ele.toString() == item.ans[idx].toString())
              ) {
                len--;
                questionScore += item.score;
              }
            });
            score += questionScore;
            item.scoreResult = questionScore;
            len == 0 && rightQuestionIds.push(item.questionId);
            doQuestionIds.push(item.questionId);
          }
        } else if (item.type == 5) {
          if (item.ques && (item.ques.imageList.length || item.ques.text)) {
            doQuestionIds.push(item.questionId);
          }
        }
      });
      return {
        reportStatus: score >= (data[0].passScore || totalScore * 0.6) ? 1 : 0,
        lessQuestionNum,
        performance: score,
        totalScore,
        doQuestionNum: doQuestionIds.length,
        doQuestionIds: doQuestionIds.join(","),
        rightQuestionIds: rightQuestionIds.join(","),
        rightQuestionNum: rightQuestionIds.length,
        rightRate:(rightQuestionIds.length / totalQuestionNum).toFixed(2),
        historyExamJson: JSON.stringify(data),
        questionIds: doWrongQuestionIds,
        totalQuestionNum,
      };
    },


    go(path) {
      this.$router.push({
        path,
      });
    },
  },

  beforeDestroy() {
    try {
      this.$msgbox.close();
    } catch (err) { }
  },

}