import { getStudentTrack } from '@/api/task';
import { Task, Track, SpecialTag, Question, MarkArea } from '@/api/types/task';
import { TrackConfigType } from '@/store/modules/app/types';
import { PictureTypeEnum, PICTURE_TYPE } from '@/constants/enumerate';
import {
  calcSumPrecision,
  deepCopy,
  maxNum,
  strGbLen,
  toPrecision,
} from '@/utils/utils';

import { DrawTrackItem } from '../../../../electron/preload/types';
import { TrackTaskData } from '../../../../electron/db/models/trackTask';
import { TrackTaskDetailData } from '../../../../electron/db/models/trackTaskDetail';

type AnswerMap = Record<
  string,
  { answer: string; isRight: boolean; score: number; totalScore: number }
>;

interface TrackItemType {
  url: string;
  width: number;
  height: number;
  outpath: string;
  drawTrackList: DrawTrackItem[];
}

type ElementType =
  | 'FILL_QUESTION'
  | 'FILL_LINE'
  | 'EXPLAIN'
  | 'COMPOSITION'
  | 'TOPIC_HEAD'
  | 'CARD_HEAD';
interface CardBaseElement {
  id: string;
  type: ElementType;
  topicNo: number;
  startNumber: number;
  questionsCount: number;
}
interface CardElement extends CardBaseElement {
  parent: CardBaseElement;
}
interface CardDataItem {
  exchange: {
    answer_area: Array<{
      main_number: number;
      sub_number: number | string;
      area: [number, number, number, number];
    }>;
    fill_area: Array<{
      field: 'question' | 'examNumber';
      index: number;
      single: boolean;
      horizontal: boolean;
      items: Array<{
        main_number: number;
        sub_number: number | string;
        options: [number, number, number, number][];
      }>;
    }>;
  };
  columns: Array<{
    elements: CardElement[];
  }>;
}

interface CardContentType {
  pages: CardDataItem[];
}

interface QuestionItem {
  mainNumber: number;
  subNumber: number | string;
}
interface QuestionArea {
  i: number;
  x: number;
  y: number;
  w: number;
  h: number;
  qStruct: string;
}

type UserMapType = Record<
  string,
  {
    userId: string;
    userName: string;
    color: string;
    scores: Array<{ subNumber: number; score: number }>;
    prename: string;
    score: number;
  }
>;

interface ImageItem {
  url: string;
  width: number;
  height: number;
}

interface PaperRecogData {
  page_index: number;
  question: Array<{
    index: number;
    fill_result: Array<{
      main_number: number;
      sub_number: number;
      single: number;
      fill_option: number[];
      suspect_flag: number;
      fill_position: string[];
      fill_size: number[];
    }>;
  }>;
}

interface DrawConfig {
  domain: string;
  task: TrackTaskData;
  taskDetail: TrackTaskDetailData;
  trackConfig: TrackConfigType;
  winId: number;
}

export default function useDraw(drawConfig: DrawConfig) {
  const { domain, task, taskDetail, trackConfig, winId } = drawConfig;

  let answerMap = {} as AnswerMap;
  let cardData = [] as CardDataItem[];
  let markAreas = [] as MarkArea[];
  let recogDatas: string[] = [];
  let rawTask = {} as Task;
  let trackData = [] as TrackItemType[];
  let originImgs = [] as ImageItem[];
  let trackFiles = [] as ImageItem[];
  let curStudentId = '';
  const hasOrigin = trackConfig.pictureType.includes('origin');
  const hasTrack = trackConfig.pictureType.includes('track');
  const hasPdf = trackConfig.pictureType.includes('pdf');

  const defaultColorConfig = {
    track: ['red', 'blue', 'gray'],
    head: 'green',
  };
  let colorConfig = { track: ['red', 'blue', 'gray'], head: 'green' };

  function updateColorConfig() {
    if (trackConfig.trackColorType === 'ALL_RED') {
      colorConfig.head = 'red';
      colorConfig.track = ['red', 'red', 'red'];
    } else {
      colorConfig = deepCopy(defaultColorConfig);
    }
  }
  updateColorConfig();

  function addLog(content: string, type?: 'info' | 'error') {
    window.api.logger(`win:${winId} ${content}`, type);
  }

  async function runTask() {
    initData();
    curStudentId = taskDetail.studentId;
    addLog(`[${curStudentId}] 01-开始任务`);

    let result = true;
    try {
      await getTaskData(curStudentId);
      addLog(`[${curStudentId}] 02-获取任务数据成功`);

      originImgs = await downloadImages(rawTask.sheetUrls);
      addLog(`[${curStudentId}] 02-1-图片下载成功`);

      if (hasTrack || hasPdf) {
        await parseDrawList();
        addLog(`[${curStudentId}] 03-解析绘制数据成功`);

        trackFiles = await drawTask();
        addLog(`[${curStudentId}] 04-绘制成功`);

        if (hasPdf) {
          await window.api.imagesToPdf(trackFiles, getOutputPath('pdf'));
          addLog(`[${curStudentId}] 05-生成pdf成功`);
        }
      }

      clearResult();
    } catch (error) {
      const e = error as Error;
      console.log(e);
      addLog(
        `[${curStudentId}-${rawTask.studentCode}] 08-任务失败，原因：${
          e.message || '未知'
        }`,
        'error'
      );
      result = false;
    }

    const status = result ? 'FINISH' : 'INIT';
    await window.db.updateTrackTaskDetailStatus({
      id: taskDetail.id,
      status,
    });

    addLog(`[${curStudentId}] 09-任务结束`);
    return true;
  }

  function initData() {
    cardData = [] as CardDataItem[];
    recogDatas = [] as string[];
    rawTask = {} as Task;
    trackData = [] as TrackItemType[];
    answerMap = {} as AnswerMap;
    originImgs = [] as ImageItem[];
    trackFiles = [] as ImageItem[];
    curStudentId = '';
  }

  function clearResult() {
    if (!hasOrigin) {
      window.api.clearFilesSync(originImgs.map((item) => item.url));
    }
    if (!hasTrack && trackFiles.length) {
      window.api.clearFilesSync(trackFiles.map((item) => item.url));
    }
  }

  async function getTaskData(studentId: string) {
    const res = await getStudentTrack(studentId);
    if (!res?.studentId) return;

    rawTask = {
      examId: res.examId,
      studentId: res.studentId,
      secretNumber: res.secretNumber,
      courseCode: res.courseCode,
      courseName: res.courseName,
      paperNumber: res.paperNumber,
      studentCode: res.studentCode,
      studentName: res.studentName,
      paperType: res.paperType,
      objectiveScore: res.objectiveScore || 0,
      markerScore: (res.objectiveScore || 0) + (res.subjectiveScore || 0),
      sheetUrls: res.sheetUrls ? res.sheetUrls.map((item) => item.url) : [],
      questionList: res.subjectiveQuestions,
      sliceConfig: [],
      jsonUrl: '',
      markerTime: 0,
    };
    recogDatas = (res.sheetUrls || []).map((item) => item.recogData);

    markAreas = res.subjectiveQuestions.map((item) => {
      return {
        mainNumber: item.mainNumber,
        subNumber: item.subNumber,
        questionType: item.questionType,
        splitConfig: item.picList || [],
      };
    });

    // 获取客观题选项信息
    res.objectiveQuestions.forEach((item) => {
      answerMap[`${item.mainNumber}_${item.subNumber}`] = {
        answer: item.answer,
        totalScore: item.totalScore,
        score: item.score,
        isRight: item.answer === item.standardAnswer,
      };
    });

    // 获取题卡数据
    const cardCont: CardContentType = res.cardContent
      ? JSON.parse(res.cardContent)
      : { pages: [] };
    cardData = cardCont.pages;
  }

  /**
   * 获取文件存储路径，规则：学期/考试/课程/试卷编号/教学班/下载文件类型/学生图片
   */
  function getOutputPath(type: PictureTypeEnum, index?: number) {
    const transfromStr = (str: string) => str.replace(/[*|:?<>]/g, '');
    let filename =
      trackConfig.studentFileRule === 'CODE_NAME'
        ? `${rawTask.studentCode}-${rawTask.studentName}`
        : rawTask.studentCode;
    filename = transfromStr(filename);

    if (index !== undefined) {
      filename += `-${index}`;
    }
    filename += type === 'pdf' ? '.pdf' : '.jpg';

    const paths = [
      trackConfig.curOutputDir,
      transfromStr(task.semesterName),
      transfromStr(task.examName),
      transfromStr(`${rawTask.courseName}(${rawTask.courseCode})`),
      transfromStr(rawTask.paperNumber),
      transfromStr(taskDetail.className),
    ];
    if (trackConfig.pictureType.includes(type)) {
      paths.push(PICTURE_TYPE[type]);
    } else {
      filename = `${type}-${filename}`;
    }
    paths.push(filename);

    return window.api.joinPath(paths);
  }

  async function downloadImages(urls: string[]) {
    const downloads: Promise<ImageItem>[] = [];
    for (let i = 0; i < urls.length; i++) {
      let url = urls[i];
      if (!url.startsWith('http://') && !url.startsWith('https://')) {
        url = `${domain}/${url}`;
      }
      // url += `&t=${Date.now()}`;
      downloads.push(
        window.api.downloadImage(url, getOutputPath('origin', i + 1))
      );
    }

    const images = await Promise.all(downloads).catch((error) => {
      console.log(error);
    });
    if (!images) {
      return Promise.reject(new Error('下载图片失败'));
    }
    return images;
  }

  async function parseDrawList() {
    trackData = [];

    const trackLists = (rawTask.questionList || [])
      .map((q) => {
        return q.headerTrackList?.length
          ? addHeaderTrackColorAttr<Track>(q.headerTrackList)
          : addTrackColorAttr<Track>(q.markerTrackList);
      })
      .flat();
    const tagLists = (rawTask.questionList || [])
      .map((q) =>
        q.headerTagList?.length
          ? addHeaderTrackColorAttr<SpecialTag>(q.headerTagList)
          : addTrackColorAttr<SpecialTag>(q.markerTagList || [])
      )
      .flat();

    const markDeailList = parseMarkDetailList(originImgs);
    const objectiveAnswerTagList = parseObjectiveAnswerTags(originImgs);

    for (let i = 0; i < originImgs.length; i++) {
      const img = originImgs[i];
      const drawTrackList = [] as DrawTrackItem[];
      trackLists
        .filter((item) => item.offsetIndex === i + 1)
        .forEach((item) => {
          drawTrackList.push(getDrawTrackItem(item));
        });
      tagLists
        .filter((item) => item.offsetIndex === i + 1)
        .forEach((item) => {
          drawTrackList.push(getDrawTagTrackItem(item));
        });
      const answerTags = paserRecogData(i);
      drawTrackList.push(...answerTags);
      drawTrackList.push(...(markDeailList[i] || []));
      const oTags = (objectiveAnswerTagList[i] || []).map(
        (tag) => tag.trackItem
      );
      drawTrackList.push(...oTags);
      drawTrackList.push(getTotalTrack(img));

      trackData[i] = {
        url: img.url,
        width: img.width,
        height: img.height,
        outpath: getOutputPath('track', i + 1),
        drawTrackList,
      };
    }
  }

  async function drawTask(): Promise<ImageItem[]> {
    if (!trackData.length) return [];

    await window.api.drawTracks(trackData);

    return trackData.map((item) => {
      return {
        url: item.outpath,
        width: item.width,
        height: item.height,
      };
    });
  }

  // track ----- start->
  const trackTextFontSize = 30;
  const trackInfoFontSize = 20;
  const trackInfoLineHeight = 20 * 1.2;
  function getDrawTrackItem(track: Track): DrawTrackItem {
    return {
      type: 'text',
      option: {
        x: track.offsetX,
        y: track.offsetY - trackTextFontSize / 2,
        text: String(track.score),
        color: track.color,
        fontSize: trackTextFontSize,
      },
    };
  }

  function getDrawTagTrackItem(track: SpecialTag): DrawTrackItem {
    if (track.tagType === 'LINE') {
      const tagProp = JSON.parse(track.tagName) as {
        len: number;
      };

      return {
        type: 'line',
        option: {
          x0: track.offsetX,
          y0: track.offsetY,
          x1: track.offsetX + tagProp.len,
          y1: track.offsetY,
        },
      };
    }

    if (track.tagType === 'CIRCLE') {
      const tagProp = JSON.parse(track.tagName) as {
        width: number;
        height: number;
      };

      return {
        type: 'circle',
        option: {
          x0: track.offsetX,
          y0: track.offsetY,
          x1: track.offsetX + tagProp.width,
          y1: track.offsetY + tagProp.height,
        },
      };
    }

    return {
      type: 'text',
      option: {
        x: track.offsetX,
        y: track.offsetY - trackTextFontSize / 2,
        text: track.tagName,
        color: track.color,
        fontSize: trackTextFontSize,
      },
    };
  }

  function addHeaderTrackColorAttr<T extends { color?: string }>(
    headerTrackList: T[]
  ): T[] {
    return headerTrackList.map((item) => {
      item.color = colorConfig.head;
      return item;
    });
  }

  function addTrackColorAttr<
    T extends {
      userId: string;
      color?: string;
      isByMultMark?: boolean;
    }
  >(tList: T[]): T[] {
    let markerIds: string[] = tList.map((v) => v.userId).filter((x) => !!x);
    markerIds = Array.from(new Set(markerIds));
    // markerIds.sort();
    const colorMap: Record<string, string> = {};
    for (let i = 0; i < markerIds.length; i++) {
      const mId = markerIds[i];
      if (i === 0) {
        colorMap[mId] = colorConfig.track[0];
      } else if (i === 1) {
        colorMap[mId] = colorConfig.track[1];
      } else if (i > 1) {
        colorMap[mId] = colorConfig.track[2];
      }
    }
    type ColorK = keyof typeof colorMap;
    tList = tList.map((item: T) => {
      const k = item.userId as ColorK;
      item.color = colorMap[k] || 'red';
      item.isByMultMark = markerIds.length > 1;
      return item;
    });
    return tList;
  }

  // track ----- end->

  // mark detail ----- start->
  // 解析各试题答题区域以及评分
  function parseMarkDetailList(images: ImageItem[]): Array<DrawTrackItem[]> {
    const dataList: Array<DrawTrackItem[]> = [];
    const questions = rawTask.questionList || [];

    const fillQues = getFillLines();
    let fillQuestions = [] as Question[];
    let otherQuestions = questions;
    if (Object.keys(fillQues).length) {
      const fillQNos = Object.values(fillQues).flat();
      fillQuestions = questions.filter((q) =>
        fillQNos.includes(`${q.mainNumber}_${q.subNumber}`)
      );
      otherQuestions = questions.filter(
        (q) => !fillQNos.includes(`${q.mainNumber}_${q.subNumber}`)
      );
    }
    // 填空题：合并所有小题为一个区域
    Object.values(fillQues).forEach((qnos) => {
      const groupQuestions = fillQuestions.filter((q) =>
        qnos.includes(`${q.mainNumber}_${q.subNumber}`)
      );
      const areas = parseQuestionAreas(groupQuestions);
      if (!areas.length) return;
      const area = { ...areas[0] };
      const imgIndex = area.i - 1;
      if (!dataList[imgIndex]) {
        dataList[imgIndex] = [];
      }

      const img = images[imgIndex] as ImageItem;
      area.x *= img.width;
      area.y *= img.height;
      area.w *= img.width;

      const dataArr = dataList[imgIndex];
      const userMap: UserMapType = {};
      const isDoubleMark = !groupQuestions.some((question) => {
        let userIds = question.markerTrackList.map((track) => track.userId);
        if (
          !userIds.length &&
          question.markerList &&
          question.markerList.length
        ) {
          userIds = question.markerList
            .filter((marker) => !marker.header)
            .map((marker) => marker.userId);
        }
        const uids = new Set(userIds);
        return uids.size === 1;
      });
      groupQuestions.forEach((question) => {
        question.markerTrackList.forEach((track) => {
          if (!userMap[track.userId]) {
            userMap[track.userId] = {
              userId: track.userId,
              userName: track.userName,
              color: track.color || '',
              prename: '',
              scores: [],
              score: 0,
            };
          }
          const existUserScore = userMap[track.userId].scores.find(
            (s) => s.subNumber === track.subNumber
          );
          if (existUserScore) {
            existUserScore.score += track.score;
          } else {
            userMap[track.userId].scores.push({
              score: track.score,
              subNumber: track.subNumber,
            });
          }
        });

        // 普通模式没有轨迹
        if (
          !question.markerTrackList.length &&
          question.markerList &&
          question.markerList.length
        ) {
          question.markerList
            .filter((marker) => !marker.header)
            .forEach((marker) => {
              if (!userMap[marker.userId]) {
                userMap[marker.userId] = {
                  userId: marker.userId,
                  userName: marker.userName,
                  color: marker.header ? 'green' : 'red',
                  prename: '',
                  scores: [],
                  score: 0,
                };
              }
              userMap[marker.userId].scores.push({
                score: marker.score,
                subNumber: question.subNumber,
              });
            });
        }
      });

      const users = Object.values(userMap).map((user, index) => {
        const zhs = ['一', '二', '三'];
        const prename = isDoubleMark ? `${zhs[index] || ''}评` : '评卷员';
        return {
          ...user,
          prename,
          score: calcSumPrecision(user.scores.map((s) => s.score)),
        };
      });

      // 新增仲裁和复核记录
      const headerTrackQuestions = groupQuestions.filter(
        (question) => question.headerTrackList?.length
      );
      if (headerTrackQuestions.length) {
        const updateTypeUser = (type: 'ARBITRATED' | 'MARKED') => {
          const typeQuestions = headerTrackQuestions.filter(
            (question) => question.headerTrackList[0].headerType === type
          );
          typeQuestions.forEach((question) => {
            const scores = question.headerTrackList.map((track) => {
              return {
                score: track.score,
                subNumber: track.subNumber,
              };
            });
            const score = calcSumPrecision(scores.map((s) => s.score));
            const user = {
              userId: question.headerTrackList[0].userId,
              userName: question.headerTrackList[0].userName,
              color: 'green',
              prename: type === 'ARBITRATED' ? '仲裁' : '复核',
              scores,
              score,
            };
            users.push(user);
          });
        };
        // 仲裁记录
        updateTypeUser('ARBITRATED');
        // 复核记录
        updateTypeUser('MARKED');
      }

      // 填空题的打分需要自动换行，目前一行只展示最多10个评分
      let offsetY = -1 * trackInfoLineHeight;
      const lineScoreCount = 10;
      const groupLineScore = (userScore: string[], color: string) => {
        const groupCount = Math.ceil(userScore.length / lineScoreCount);
        const groups: string[] = [];
        for (let i = 0; i < groupCount; i++) {
          groups.push(
            userScore
              .slice(i * lineScoreCount, (i + 1) * lineScoreCount)
              .join('，')
          );
        }
        groups.forEach((group) => {
          offsetY += 20;
          dataArr.push({
            type: 'text',
            option: {
              x: area.x,
              y: area.y + offsetY,
              text: group,
              fontSize: trackInfoFontSize,
              color,
            },
          });
        });
      };

      users.forEach((user) => {
        offsetY += trackInfoLineHeight;
        dataArr.push({
          type: 'text',
          option: {
            x: area.x,
            y: area.y + offsetY,
            text: `${user.prename}：${user.userName}，评分：`,
            fontSize: trackInfoFontSize,
            color: user.color,
          },
        });
        const userScore = user.scores.map(
          (item) => `${item.subNumber}:${item.score}分`
        );
        groupLineScore(userScore, user.color);
      });

      const score = calcSumPrecision(
        groupQuestions.map((item) => item.markerScore || 0)
      );
      const maxScore = calcSumPrecision(
        groupQuestions.map((item) => item.maxScore)
      );
      const tCont = `得分：${score}，满分：${maxScore}`;
      const tContLen = strGbLen(tCont) / 2;
      dataArr.push({
        type: 'text',
        option: {
          x: area.x + area.w - Math.ceil(tContLen * trackTextFontSize),
          y: area.y,
          text: tCont,
          fontSize: trackTextFontSize,
        },
      });
    });

    // 其他试题
    otherQuestions.forEach((question) => {
      const areas = parseQuestionAreas([question]);
      if (!areas.length) return;
      const area = { ...areas[0] };
      const imgIndex = area.i - 1;
      if (!dataList[imgIndex]) {
        dataList[imgIndex] = [];
      }

      const img = images[imgIndex] as ImageItem;
      area.x *= img.width;
      area.y *= img.height;
      area.w *= img.width;

      const dataArr = dataList[imgIndex];
      const userMap: UserMapType = {};
      const hasHeaderTrack = question.headerTrackList?.length;
      //  是否仲裁
      const isArbitration =
        hasHeaderTrack &&
        question.headerTrackList[0].headerType === 'ARBITRATED';
      // 是否复核
      const isReview =
        hasHeaderTrack && question.headerTrackList[0].headerType === 'MARKED';

      const tList = hasHeaderTrack
        ? question.headerTrackList || []
        : question.markerTrackList || [];

      tList.forEach((track) => {
        if (!userMap[track.userId]) {
          userMap[track.userId] = {
            userId: track.userId,
            userName: track.userName,
            color: hasHeaderTrack ? 'green' : track.color || 'red',
            prename: '',
            scores: [],
            score: 0,
          };
        }
        userMap[track.userId].scores.push({
          score: track.score,
          subNumber: track.subNumber,
        });
      });

      // 是否双评，复核或者仲裁只会是一个人
      const isDoubleMark = Object.keys(userMap).length > 1;
      const zhs = ['一', '二', '三'];
      let users = Object.values(userMap).map((user, index) => {
        let prename = '';
        if (isArbitration) {
          prename = '仲裁';
        } else if (isReview) {
          prename = '复核';
        } else {
          prename = isDoubleMark ? `${zhs[index] || ''}评` : '评卷员';
        }
        return {
          ...user,
          prename,
          score: calcSumPrecision(user.scores.map((s) => s.score)),
        };
      });

      // 普通模式没有轨迹
      if (!tList.length && question.markerList && question.markerList.length) {
        let markers = question.markerList.filter((marker) => marker.header);
        if (!markers.length) {
          markers = question.markerList.filter((marker) => !marker.header);
        }
        users = markers.map((item, index) => {
          return {
            userId: item.userId,
            userName: item.userName,
            color: item.header ? 'green' : 'red',
            prename: markers.length > 1 ? `${zhs[index] || ''}评` : '评卷员',
            scores: [],
            score: item.score,
          };
        });
      }

      users.forEach((user, index) => {
        const content = `${user.prename}：${user.userName}，评分：${user.score}`;
        dataArr.push({
          type: 'text',
          option: {
            x: area.x,
            y: area.y + index * trackInfoLineHeight,
            text: content,
            fontSize: trackInfoFontSize,
            color: user.color,
          },
        });
      });
      const tCont = `得分：${question.markerScore}，满分：${question.maxScore}`;
      const tContLen = strGbLen(tCont) / 2;
      dataArr.push({
        type: 'text',
        option: {
          x: area.x + area.w - Math.ceil(tContLen * trackTextFontSize),
          y: area.y,
          text: tCont,
          fontSize: trackTextFontSize,
        },
      });
    });

    return dataList;
  }

  function getTotalTrack(image: ImageItem): DrawTrackItem {
    const totalScore = rawTask.markerScore || 0;
    const objectiveScore = rawTask.objectiveScore || 0;
    const subjectiveScore = toPrecision(totalScore - objectiveScore);
    return {
      type: 'text',
      option: {
        x: 0.15 * image.width,
        y: 0.01 * image.height,
        text: `总分：${totalScore}，主观题得分：${subjectiveScore}，客观题得分：${objectiveScore}`,
        fontSize: 40,
      },
    };
  }

  // 通过题卡获取属于填空题的试题号
  // function getFillLinesFromCard() {
  //   const questions: Record<number, string[]> = {};
  //   cardData.forEach((page) => {
  //     page.columns.forEach((column) => {
  //       column.elements.forEach((element) => {
  //         if (element.type !== 'FILL_LINE') return;

  //         if (!questions[element.topicNo]) questions[element.topicNo] = [];

  //         for (let i = 0; i < element.questionsCount; i++) {
  //           questions[element.topicNo].push(
  //             `${element.topicNo}_${element.startNumber + i}`
  //           );
  //         }
  //       });
  //     });
  //   });
  //   return questions;
  // }

  // 通过评卷区获取属于填空题的试题号
  function getFillLines() {
    if (!markAreas?.length) return {};

    const questions: Record<number, string[]> = {};
    markAreas.forEach((markArea) => {
      const { mainNumber, subNumber, questionType } = markArea;
      if (questionType !== 4) return;
      if (!questions[mainNumber]) questions[mainNumber] = [];
      questions[mainNumber].push(`${mainNumber}_${subNumber}`);
    });
    return questions;
  }

  // 获取题型的评卷区
  function parseQuestionAreas(questions: QuestionItem[]) {
    if (!questions.length || !markAreas?.length) return [];

    const pictureConfigs: QuestionArea[] = [];
    const structs = questions.map(
      (item) => `${item.mainNumber}_${item.subNumber}`
    );

    markAreas.forEach((markArea) => {
      const qStruct = `${markArea.mainNumber}_${markArea.subNumber}`;
      if (!structs.includes(qStruct)) return;

      (markArea.splitConfig || []).forEach((area) => {
        pictureConfigs.push({
          i: area.i,
          x: area.x,
          y: area.y,
          w: area.w,
          h: area.h,
          qStruct,
        });
      });
    });

    // 合并相邻区域
    const combinePictureConfigList = combinePictureConfig(pictureConfigs);
    // console.log(combinePictureConfigList);
    return combinePictureConfigList;
  }

  // 通过题卡获取试题评卷区
  // function parseCardQuestionAreas(questions: QuestionItem[]) {
  //   if (!questions.length || !cardData?.length) return [];

  //   const pictureConfigs: QuestionArea[] = [];
  //   const structs = questions.map(
  //     (item) => `${item.mainNumber}_${item.subNumber}`
  //   );
  //   cardData.forEach((page, pindex) => {
  //     page.exchange.answer_area.forEach((area) => {
  //       const [x, y, w, h] = area.area;
  //       const qStruct = `${area.main_number}_${area.sub_number}`;

  //       const pConfig: QuestionArea = {
  //         i: pindex + 1,
  //         x,
  //         y,
  //         w,
  //         h,
  //         qStruct,
  //       };

  //       if (typeof area.sub_number === 'number') {
  //         if (!structs.includes(qStruct)) return;
  //         pictureConfigs.push(pConfig);
  //         return;
  //       }
  //       // 复合区域处理，比如填空题，多个小题合并为一个区域
  //       if (typeof area.sub_number === 'string') {
  //         const areaStructs = area.sub_number
  //           .split(',')
  //           .map((subNumber) => `${area.main_number}_${subNumber}`);
  //         if (
  //           structs.some((struct) => areaStructs.includes(struct)) &&
  //           !pictureConfigs.find((item) => item.qStruct === qStruct)
  //         ) {
  //           pictureConfigs.push(pConfig);
  //         }
  //       }
  //     });
  //   });
  //   // console.log(pictureConfigs);

  //   // 合并相邻区域
  //   const combinePictureConfigList: QuestionArea[] =
  //     combinePictureConfig(pictureConfigs);
  //   // console.log(combinePictureConfigList);
  //   return combinePictureConfigList;
  // }

  function combinePictureConfig(pictureConfigs: QuestionArea[]) {
    pictureConfigs.sort((a, b) => {
      return a.i - b.i || a.x - b.x || a.y - b.y;
    });
    const combinePictureConfigList: QuestionArea[] = [];
    const elasticRate = 0.01;
    let prevConfig = {} as QuestionArea;
    pictureConfigs.forEach((item, index) => {
      if (!index) {
        prevConfig = { ...item };
        combinePictureConfigList.push(prevConfig);
        return;
      }

      if (
        prevConfig.i === item.i &&
        prevConfig.y + prevConfig.h + elasticRate >= item.y &&
        prevConfig.w === item.w &&
        prevConfig.x === item.x
      ) {
        prevConfig.h = item.y + item.h - prevConfig.y;
      } else {
        prevConfig = { ...item };
        combinePictureConfigList.push(prevConfig);
      }
    });
    // console.log(combinePictureConfigList);
    return combinePictureConfigList;
  }
  // mark detail ----- end->

  // answer tag ----- start->
  // 解析客观题答案展示位置
  function paserRecogData(imageIndex: number): DrawTrackItem[] {
    if (!recogDatas.length || !recogDatas[imageIndex]) return [];

    const recogData: PaperRecogData = JSON.parse(
      window.atob(recogDatas[imageIndex])
    );
    const answerTags: DrawTrackItem[] = [];
    recogData.question.forEach((question) => {
      question.fill_result.forEach((result) => {
        const fillPositions = result.fill_position.map((pos) => {
          return pos.split(',').map((n) => Number(n));
        });

        const offsetLt = result.fill_size.map((item) => item * 0.4);
        const tagLeft =
          maxNum(fillPositions.map((pos) => pos[0])) +
          result.fill_size[0] -
          offsetLt[0];
        const tagTop = fillPositions[0][1] - offsetLt[1];

        const { answer, isRight } =
          answerMap[`${result.main_number}_${result.sub_number}`] || {};

        answerTags.push({
          type: 'text',
          option: {
            x: tagLeft,
            y: tagTop,
            text: answer || '',
            color: isRight ? '#05b575' : '#f53f3f',
          },
        });
      });
    });

    return answerTags;
  }
  // answer tag ----- end->

  // objective answer tag ----- start->
  interface ObjectiveAnswerTagItem {
    id: string;
    mainNumber: number;
    subNumbers: string;
    score: number;
    totalScore: number;
    trackItem: DrawTrackItem;
  }
  function parseObjectiveAnswerTags(images: ImageItem[]) {
    const objectiveAnswerTags: Array<ObjectiveAnswerTagItem[]> = [];

    if (!cardData?.length) return objectiveAnswerTags;

    cardData.forEach((page, pindex) => {
      if (!objectiveAnswerTags[pindex]) objectiveAnswerTags[pindex] = [];
      const img = images[pindex] as ImageItem;

      page.columns.forEach((column) => {
        column.elements.forEach((element) => {
          if (element.type !== 'FILL_QUESTION') return;

          const ogroup = objectiveAnswerTags.find((tgroup) =>
            tgroup.some((oitem) => oitem.id === element.parent.id)
          );
          if (ogroup) return;

          const parent = element.parent;
          const oaTagItem: ObjectiveAnswerTagItem = {
            id: parent.id,
            mainNumber: parent.topicNo,
            subNumbers: `${parent.startNumber}~${
              parent.startNumber + parent.questionsCount - 1
            }`,
            score: 0,
            totalScore: 0,
            trackItem: {} as DrawTrackItem,
          };
          // 位置
          const area = { x: 0, y: 0, w: 0.44 };
          page.exchange.fill_area.forEach((fa) => {
            fa.items.forEach((fitem) => {
              if (
                fitem.main_number === oaTagItem.mainNumber &&
                fitem.sub_number === parent.startNumber
              ) {
                const [x, y] = fitem.options[0];
                area.x = x;
                area.y = y;
              }
            });
          });
          area.x = (area.x - 0.015) * img.width;
          area.y = (area.y - 0.04) * img.height;
          area.w *= img.width;

          // 分数统计
          const questions: Array<{ score: number; totalScore: number }> = [];
          for (let i = 0; i < parent.questionsCount; i++) {
            const qans = answerMap[
              `${parent.topicNo}_${i + parent.startNumber}`
            ] || { score: 0, totalScore: 0 };
            questions[i] = {
              score: qans.score,
              totalScore: qans.totalScore,
            };
          }
          oaTagItem.score = calcSumPrecision(
            questions.map((q) => q.score || 0)
          );
          oaTagItem.totalScore = calcSumPrecision(
            questions.map((q) => q.totalScore || 0)
          );
          const tCont = `得分：${oaTagItem.score}，满分：${oaTagItem.totalScore}`;
          const tContLen = strGbLen(tCont) / 2;
          oaTagItem.trackItem = {
            type: 'text',
            option: {
              x: area.x + area.w - Math.ceil(tContLen * trackTextFontSize),
              y: area.y,
              text: tCont,
              fontSize: trackTextFontSize,
            },
          };

          objectiveAnswerTags[pindex].push(oaTagItem);
        });
      });
    });

    return objectiveAnswerTags;
  }
  // objective answer tag ----- end->

  /* 首页汇总信息
  // 获取汇总记录中评卷员信息
  function getSummaryMarkerName(q: Question): string {
    let markerName = '';
    if (q.headerTrackList && q.headerTrackList.length) {
      markerName = q.headerTrackList[0].userName;
    } else if (q.markerTrackList && q.markerTrackList.length) {
      markerName = q.markerTrackList[0].userName;
    } else if (q.markerList && q.markerList.length) {
      let markers = q.markerList.filter((marker) => marker.header);
      if (!markers.length) {
        markers = q.markerList.filter((marker) => !marker.header);
      }
      if (markers.length) markerName = markers[0].userName;
    }
    return markerName;
  }

  // 解析首页汇总信息
  function parseSummaryData(img: ImageItem): DrawTrackItem[] {
    const isDoubleMark = (rawTask.questionList || []).some((question) => {
      let userIds = question.markerTrackList.map((track) => track.userId);
      if (
        !userIds.length &&
        question.markerList &&
        question.markerList.length
      ) {
        userIds = question.markerList
          .filter((marker) => !marker.header)
          .map((marker) => marker.userId);
      }
      const uids = new Set(userIds);
      return uids.size === 2;
    });
    if (isDoubleMark) return [];

    const dataList: DrawTrackItem[] = [];
    const sources: string[][] = [['主观题号', '分数', '评卷员']];

    (rawTask.questionList || []).forEach((q) => {
      sources.push([
        `${q.mainNumber}-${q.subNumber}`,
        `${q.score}`,
        getSummaryMarkerName(q),
      ]);
    });

    const rowX = img.width * 0.05;
    const rowY = img.height * 0.11;
    // const rowW = img.width * 0.45;
    const columnOffsetLeft = [0, 150, 80 + 150];

    sources.forEach((source, sindex) => {
      source.forEach((cont, cindex) => {
        dataList.push({
          type: 'text',
          option: {
            x: rowX + columnOffsetLeft[cindex],
            y: rowY + sindex * trackInfoLineHeight,
            text: cont,
            color: 'red',
            fontSize: trackInfoFontSize,
          },
        });
      });
    });

    return dataList;
  }
  */

  return {
    runTask,
  };
}