Traversal Object Tree

nestTree.js

function traverse(data: any) {
    const results: any[] = []
    // let identifer = nanoid()
  
    const recursive = (obj: any, pre: any = {}) => {
      _.forIn(obj, function (val, key) {
        // base case
        if (key.toLowerCase().indexOf('remark') > 0) {
          pre = {key, val}
        }
  
        if (key == 'thumbUrl') {
          const last = _.last(results)
          console.log('last', { key, val, parent: pre.key, pre })
          results.push({ key, val, parent: pre.key, pre })
          
        }
  
        // recursive case
        if (_.isArray(val)) {
          val.forEach(function (el) {
            if (_.isObject(el)) {
              recursive(el, pre)
            }
          })
        }
        else if (_.isObject(val)) {
          recursive(obj[key], pre)
        }
      })
    }
  
    recursive(data)
  
    console.log('hello data', results)
  }