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| package controllers
|
| import (
| "andriodServer/esutil"
| "encoding/json"
| "fmt"
| "github.com/gin-gonic/gin"
| "io"
| "strings"
| )
|
| type EsController struct {
|
| }
|
| func (ec *EsController) GetEsVideoById(c *gin.Context) {
| id := c.Param("id")
| if id == "" {
| c.JSON(500, map[string]interface{}{
| "success": false,
| "data":"",
| "msg": "参数id不能为空",
| })
| return
| }
| videoUrl := getVideoUrlById(id)
|
| c.JSON(200, map[string]interface{}{
| "success": true,
| "data": map[string]string{
| "videoUrl": videoUrl,
| },
| "msg": "请求成功",
| })
| }
|
| var EsUrl string
| func getVideoUrlById(_id string) string {
| jsonDSL:= `{
| "query": {
| "bool": {
| "filter": [
| {
| "term": {
| "_id": "5q5VxXIBpPOUuw7XfG_L"
| }
| }
| ]
| }
| },
| "_source": [
| "videoUrl"
| ]
| }`
| body, err := esutil.EsReq("POST", EsUrl+"ai_ocean/_search", []byte(jsonDSL))
| if err != nil {
| fmt.Println("err:", err)
| return ""
| }
| jsonStr := string(body)
| var dat map[string]interface{}
| dec := json.NewDecoder(strings.NewReader(jsonStr))
|
| if err := dec.Decode(&dat); err == io.EOF {
| return ""
| } else if err != nil {
| return ""
| }
| hitJson, ok := dat["hits"].(map[string]interface{})
| if !ok {
| return ""
| }
| for _, value := range hitJson["hits"].([]interface{}) {
| source, ok := value.(map[string]interface{})["_source"].(map[string]interface{})
| if !ok {
| return ""
| }
| return source["videoUrl"].(string)
| }
| return ""
| }
|
|
