tree

tree.go

package main

import (
	"encoding/json"
	"fmt"
)

var a = `{
   "query":{
      "bool":{
         "filter":[
            {
               "bool":{
                  "must_not":{
                     "match":{
                        "vendorType":{
                           "query":"SUPERMARKET"
                        }
                     }
                  }
               }
            },
            {
               "bool":{
                  "should":[
                     {
                        "nested":{
                           "inner_hits":{
                              "from":0,
                              "name":"vendorImages",
                              "size":4,
                              "sort":[
                                 {
                                    "vendorImages.userType.keyword":{
                                       "order":"desc"
                                    }
                                 }
                              ]
                           },
                           "path":"vendorImages",
                           "query":{
                              "match_all":{

                              }
                           }
                        }
                     }
                  ]
               }
            }
         ]
      }
   }
}`

func main() {
	var res map[string]interface{}
	json.Unmarshal([]byte(a), &res)
	queryData, _ := res["query"]
	//fmt.Println(queryData)
	queryDataMap, _ := queryData.(map[string]interface{})
	queryDataBool, _ := queryDataMap["bool"]
	queryDataBoolMap, _ := queryDataBool.(map[string]interface{})

	filterArr := queryDataBoolMap["filter"]
	//fmt.Println(filterArr)
	parse(filterArr, "")

	//fmt.Println(ref)
	for i := range ref {
		fmt.Println(ref[i])
	}

}

var ref = make([]string, 0)

func parse(tree interface{}, s string) {
	sliceTree, ok := tree.([]interface{})
	if ok {
		for i := range sliceTree {
			parse(sliceTree[i], s)
		}
	} else {
		data, ok := tree.(map[string]interface{})
		if ok {
			for i := range data {
				s += i + "_"
				parse(data[i], s)
			}
		} else {
			treeStr, ok := tree.(string)
			if ok {
				s += treeStr
				ref = append(ref, s)
				return
			}
			treeInt, ok := tree.(int64)
			if ok {
				s = fmt.Sprintf("%s%d", s, treeInt)
				ref = append(ref, s)
				return
			}
			treeFloat, ok := tree.(float64)
			if ok {
				s = fmt.Sprintf("%s%f", s, treeFloat)
				ref = append(ref, s)
				return
			}

		}

	}

}