vue数据转树状结构进阶（两级父节点）

需求：不仅按照项目还要按照教师名称

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      "theoryPracticeRemark": null,
      "instruct": 10.0,
      "instructRemark": null,
      "useSample": 10.0,
      "useSampleRemark": null,
      "methods": 10.0,
      "methodsRemark": null,
      "classTime": 10.0,
      "classTimeRemark": null,
      "comEvaluation": 83.0,
      "evalRemark": null,
      "evalId": "23b7e94695ef49cc860ca32fd60d795d",
      "evalStatus": "1",
      "saveTime": "2023-06-29 20:09:48"
    },
    {
      "uuid": "FF4469B721DA734AE055000000000001",
      "teacherId": "fd79ec5259364284875cb8e87a6cdda5",
      "teacherName": "王菲",
      "planId": "4cf36ce4c8e542b0ae0d111ff2a85ae7",
      "projName": "测试0629",
      "trainId": "test-0629",
      "courseId": null,
      "courseName": "FD0CF1D6E5241FCEE055000000000001",
      "courseTime": "2023-06-27 08:30-09:15",
      "resourceId": "F8A2B4EE725A6516E055000000000001",
      "resourceName": "管训楼102",
      "sense": 10.0,
      "senseRemark": null,
      "preLesson": 9.0,
      "preLessonRemark": null,
      "familiarity": 8.0,
      "familiarityRemark": null,
      "importance": 8.0,
      "importanceRemark": null,
      "theoryPractice": 10.0,
      "theoryPracticeRemark": null,
      "instruct": 20.0,
      "instructRemark": null,
      "useSample": 10.0,
      "useSampleRemark": null,
      "methods": 10.0,
      "methodsRemark": null,
      "classTime": 9.0,
      "classTimeRemark": null,
      "comEvaluation": 94.0,
      "evalRemark": null,
      "evalId": "23b7e94695ef49cc860ca32fd60d795d",
      "evalStatus": "1",
      "saveTime": "2023-06-29 19:58:05"
    },
    {
      "uuid": "FF4469B721D9734AE055000000000001",
      "teacherId": "fd79ec5259364284875cb8e87a6cdda5",
      "teacherName": "王菲",
      "planId": "4cf36ce4c8e542b0ae0d111ff2a85ae7",
      "projName": "测试0629",
      "trainId": "test-0629",
      "courseId": null,
      "courseName": "FD0CF1D6E5241FCEE055000000000001",
      "courseTime": "2023-06-27 08:30-09:15",
      "resourceId": "F8A2B4EE725A6516E055000000000001",
      "resourceName": "管训楼102",
      "sense": 10.0,
      "senseRemark": null,
      "preLesson": 10.0,
      "preLessonRemark": null,
      "familiarity": 10.0,
      "familiarityRemark": null,
      "importance": 10.0,
      "importanceRemark": null,
      "theoryPractice": 10.0,
      "theoryPracticeRemark": null,
      "instruct": 10.0,
      "instructRemark": null,
      "useSample": 10.0,
      "useSampleRemark": null,
      "methods": 10.0,
      "methodsRemark": null,
      "classTime": 10.0,
      "classTimeRemark": null,
      "comEvaluation": 90.0,
      "evalRemark": null,
      "evalId": "81686d4bf5684f57a2a55b275527b02b",
      "evalStatus": "1",
      "saveTime": "2023-06-29 19:58:05"
    }
  ]
// 深拷贝
function deepClone(data) {
  let dataType = getDataType(data);
  let container;
  if (dataType === 'Object') {
    container = {};
  }
  if (dataType === 'Array') {
    container = [];
  }
  for (const key in data) {
    let type = getDataType(data[key]);
    if (key === 'Array' || type === 'Object') {
      container[key] = deepClone(data[key]);
    } else {
      container[key] = data[key];
    }
  }
  return container;
}
// 判断数据类型
function getDataType(data) {
  return Object.prototype.toString.call(data).slice(8, -1);
}
function addProAndTeach(data){
  // 添加一级父节点(project)
  var afterDeptList = []; // 找项目名
  var afterTeaData = []; // 将父节点添加进去
  for (let item of data) {
    if (!afterDeptList.includes(item.planId)) { // 如果这个项目id没有出现过，就把项目id第一个放进去
      afterDeptList.push(item.planId);
      let projName = item.projName + '(' + item.trainId + ')';
      // 添加一个该项目第一次出现的父节点
      afterTeaData.push({ uuid: item.planId, pid: '0', projName: projName, trainId: item.trainId, isParent: '1' });
      item.pid = item.planId;
    } else {
      item.pid = item.planId; //父节点出现了，给子节点添加一个索引
    }
  }
  data = [...afterTeaData, ...data];
  // 添加二级父节点(teacher)
  let result = [],
      teacherList = [];
  for (let item of data) {
    if (item.pid != '0') { // 如果pid不是0 那么说明有父节点
      let teacherId = item.teacherId;
      let planId = item.planId;
      let pid = planId + teacherId; // 项目名+teacher名
      if (teacherList.includes(pid)) {
        item.project = '';
        item.pid = planId + teacherId;
        item.projName = item.courseName;
        result.push(item);
      } else {
        teacherList.push(pid);
        result.push({ uuid: pid, pid: item.planId, projName: item.teacherName, isParent: '1' });

        //构造日期下的第一个节点
        let temp = deepClone(item);
        temp.pid = pid;
        temp.projName = temp.courseName;
        result.push(temp);
      }
    } else {
      result.push(item);
    }
  }
  return result
}

let y = addProAndTeach(dataX)

//自定义id,pid 转为树结构
function getDeptTreeCustom(data, pid, idField, pidField) {
  if (typeof idField == 'undefined') {
    idField = 'id';
  }
  if (typeof pidField == 'undefined') {
    pidField == 'pid';
  }
  const result = [];
  let temp;
  for (let i = 0; i < data.length; i++) {
    if (data[i][pidField] === pid) { // 如果元素的pid==0
      temp = getDeptTreeCustom(data, data[i][idField], idField, pidField);
      if (temp.length > 0) {
        data[i].children = temp;
      }
      result.push(data[i]);
    }
  }
  return result;
}
let all = getDeptTreeCustom(y,'0', 'uuid', 'pid')
console.log(all)