Add durations to search results

index.d.ts

@@ -58,6 +58,7 @@ declare namespace search {
     title: string;
     description: string;
     thumbnails: YouTubeSearchResultThumbnails;
+    duration: string;
   }
 
   export interface YouTubeSearchPageResults {

index.js

@@ -1,5 +1,6 @@
 var querystring = require('querystring')
 var axios = require('axios')
+var duration = require('duration-iso-8601').convertYouTubeDuration
 
 var allowedProperties = [
   'fields',
@@ -34,7 +35,7 @@ var allowedProperties = [
   'key'
 ]
 
-module.exports = function search (term, opts, cb) {
+module.exports = function search(term, opts, cb) {
   if (typeof opts === 'function') {
     cb = opts
     opts = {}
@@ -46,7 +47,7 @@ module.exports = function search (term, opts, cb) {
     return new Promise(function (resolve, reject) {
       search(term, opts, function (err, results, pageInfo) {
         if (err) return reject(err)
-        resolve({results: results, pageInfo: pageInfo})
+        resolve({ results: results, pageInfo: pageInfo })
       })
     })
   }
@@ -60,7 +61,8 @@ module.exports = function search (term, opts, cb) {
   Object.keys(opts).map(function (k) {
     if (allowedProperties.indexOf(k) > -1) params[k] = opts[k]
   })
-
+  if (!params.key)
+    return cb("No key")
   axios.get('https://www.googleapis.com/youtube/v3/search?' + querystring.stringify(params))
     .then(function (response) {
       var result = response.data
@@ -103,7 +105,23 @@ module.exports = function search (term, opts, cb) {
         }
       })
 
-      return cb(null, findings, pageInfo)
+      axios.get('https://www.googleapis.com/youtube/v3/videos?' + querystring.stringify({
+        key: params.key,
+        id: findings.map(f => f.id).join(','),
+        part: 'contentDetails'
+      }))
+        .then(function (response) {
+          var findings2 = findings.map(function(item) {
+            var detailsItem = response.data.items.find(i => i.id === item.id)
+            item.duration = duration(detailsItem.contentDetails.duration)
+            return item
+          })
+          return cb(null, findings2, pageInfo)
+        })
+        .catch(function (err) {
+          return cb(err)
+        })
+
     })
     .catch(function (err) {
       return cb(err)