<template>
  <div class="meedu-main-body">
    <back-bar class="mb-30" title="查看考试"></back-bar>
    <el-button @click="download()" type="primary">下载pdf格式试卷 </el-button>
    <div class="float-left" id="pdfDom">
      <div class="paper-box">
        <div class="top float-left d-flex">
          <div class="user-info">考生：{{ user.nick_name }}</div>
          <div class="user-info">考卷：{{ paper.title }}</div>
          <div class="score-info">
            及格分/总分：{{ paper.pass_score }}/{{ paper.score }}
          </div>
          <div class="score" v-if="userPaper && userPaper.status === 2">
            考试得分：<strong>{{ userPaper.score }}分</strong>
          </div>
          <div class="score" v-else>阅卷中</div>
        </div>
        <div class="line float-left d-flex"></div>
        <div class="questions-box" v-if="questions && userPaper">
          <template v-for="(question, index) in questions">
            <div class="item" :key="index">
              <!-- 单选 -->
              <question-choice
                :num="index + 1"
                v-if="question.question.type === 1"
                :question="question.question"
                :reply="question.answer_content"
                :score="question.score"
                :is-correct="question.is_correct"
                @update="questionUpdate"
                :is-over="true"
              ></question-choice>

              <!-- 多选 -->
              <question-select
                :num="index + 1"
                v-else-if="question.question.type === 2"
                :question="question.question"
                :reply="question.answer_contents_rows"
                :score="question.score"
                :is-correct="question.is_correct"
                @update="questionUpdate"
                :is-over="true"
              ></question-select>

              <!-- 填空 -->
              <question-input
                :num="index + 1"
                v-else-if="question.question.type === 3"
                :question="question.question"
                :reply="question.answer_contents_rows"
                :score="question.score"
                :is-correct="question.is_correct"
                @update="questionUpdate"
                :is-over="true"
              ></question-input>

              <!-- 问答 -->
              <question-qa
                :num="index + 1"
                v-else-if="question.question.type === 4"
                :question="question.question"
                :reply="question.answer_content"
                :thumbs="question.thumbs_rows"
                :score="question.score"
                :is-correct="question.is_correct"
                @update="questionUpdate"
                :show-image="true"
                :is-over="true"
              ></question-qa>

              <!-- 判断 -->
              <question-judge
                :num="index + 1"
                v-else-if="question.question.type === 5"
                :question="question.question"
                :score="question.score"
                :is-correct="question.is_correct"
                :reply="question.answer_contents_rows"
                @update="questionUpdate"
                :is-over="true"
              ></question-judge>

              <!-- 题帽题 -->
              <question-cap
                :num="index + 1"
                v-else-if="question.question.type === 6"
                :question="question.question"
                :score="question.score"
                :show-image="true"
                :is-correct="question.is_correct"
                :reply="question.answer_contents_rows"
                @update="questionUpdate"
                :is-over="true"
              ></question-cap>
            </div>
          </template>
        </div>
      </div>
    </div>
  </div>
</template>
<script>
import QuestionChoice from "../../../components/choice.vue";
import QuestionSelect from "../../../components/select.vue";
import QuestionInput from "../../../components/input.vue";
import QuestionQa from "../../../components/qa.vue";
import QuestionJudge from "../../../components/judge.vue";
import QuestionCap from "../../../components/cap.vue";

export default {
  components: {
    QuestionChoice,
    QuestionSelect,
    QuestionInput,
    QuestionQa,
    QuestionJudge,
    QuestionCap,
  },
  data() {
    return {
      workTime: 0,
      id: this.$route.query.id || 0,
      pid: this.$route.query.pid || 0,
      paper: [],
      user: [],
      questions: [],
      userPaper: null,
    };
  },
  mounted() {
    this.getData();
  },
  methods: {
    finish() {
      this.submitHandle();
    },
    questionUpdate(qid, answer, thumbs) {
      console.log(qid + ":" + thumbs + ":" + answer);
    },
    download() {
      let shareContent = document.querySelector("#pdfDom");
      let imgList = shareContent.querySelectorAll("img");
      if (imgList) {
        var i;
        for (i = 1; i < imgList.length; i++) {
          imgList[i].src += "&timeSign=" + Date.now().toString();
          console.log(imgList[i].src);

          window.URL = window.URL || window.webkitURL;
          var xhr = new XMLHttpRequest();
          xhr.open("get", imgList[i].src, true);
          xhr.send();
        }
      }
      this.$htmlToPdf.getPdf(this.paper.title);
    },
    getData() {
      this.$api.Exam.PaperJoinRecord(this.id, this.pid)
        .then((res) => {
          this.paper = res.data.paper;
          // document.title = res.data.paper.title;
          this.userPaper = res.data.user_paper;
          this.user = res.data.user;
          let normaldata = res.data.questions;
          if (normaldata.length === 0) {
            this.$message.error("未获取到试题");
            this.$router.back();
            return;
          }
          let box = [];
          for (let key in normaldata) {
            box.push(...normaldata[key]);
          }

          this.questions = box;
        })
        .catch((e) => {
          this.$message.error(e.message);
        });
    },
  },
};
</script>
<style lang="less" scoped>
.paper-box {
  display: flex;
  flex-direction: column;
  width: 100%;
  margin: 0 auto;
  min-height: 600px;
  background: #ffffff;
  border-radius: 4px;
  border: 1px solid #dcdfe6;
  margin-top: 30px;
  .line {
    width: auto;
    height: 1px;
    background: #dcdfe6;
    margin: 0px 30px;
    box-sizing: border-box;
  }
  .top {
    width: 100%;
    height: auto;
    margin: 0 auto;
    font-size: 16px;
    font-weight: 500;
    color: #333333;
    line-height: 16px;
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 50px 30px;
    box-sizing: border-box;
    .score {
      height: 20px;
      font-size: 20px;
      font-weight: 600;
      color: #333333;
      line-height: 20px;
      margin-right: 30px;
      strong {
        color: #ff4d4f;
      }
    }
    .user-info {
      height: 14px;
      font-size: 14px;
      font-weight: 400;
      color: #333333;
      line-height: 14px;
      margin-right: 30px;
    }
    .score-info {
      height: 14px;
      font-size: 14px;
      font-weight: 400;
      color: #333333;
      line-height: 14px;
      margin-right: 30px;
    }
    .remaining-time {
      height: 16px;
      font-size: 16px;
      font-weight: 400;
      color: #666666;
      line-height: 16px;
      margin-right: 50px;
    }
    .button {
      width: 104px;
      height: 40px;
      background: #3ca7fa;
      border-radius: 4px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      font-weight: 400;
      color: #ffffff;
    }
  }
  .questions-box {
    width: 100%;
  }
}
</style>
