Add Highlights Support

lib/index.js

@@ -257,6 +257,50 @@ class Instagram {
     })
   }
 
+  async getHighlightReels({
+    highlightReelIds = [],
+    reelIds = [],
+    locationIds = [],
+    precomposedOverlay = false
+  } = {}) {
+    return this.request('/graphql/query/', {
+      qs: {
+        query_hash: '45246d3fe16ccc6577e0bd297a5db1ab',
+        variables: JSON.stringify({
+          highlight_reel_ids: highlightReelIds,
+          reel_ids: reelIds,
+          location_ids: locationIds,
+          precomposed_overlay: precomposedOverlay
+        })
+      }
+    }).then(data => data.data.reels_media)
+  }
+
+  async getHighlightsByUsername({ username }) {
+    const user = await this.getUserByUsername({ username })
+    return this.request('/graphql/query/', {
+      qs: {
+        query_hash: '7c16654f22c819fb63d1183034a5162f',
+        variables: JSON.stringify({
+          user_id: user.id,
+          include_chaining: true,
+          include_reel: true,
+          include_suggested_users: false,
+          include_logged_out_extras: false,
+          include_highlight_reels: true
+        })
+      }
+    })
+      .then(data => data.data.user.edge_chaining)
+      .then(({ edges }) => edges.map(edge => edge.node))
+  }
+
+  async getHighlightItemsByReel({ highlightReelId }) {
+    const reels = await this.getHighlightReels({ highlightReelIds: [highlightReelId] })
+    if (reels.length === 0) return []
+    return reels[0].items
+  }
+
   async _getFollowData({ fieldName, queryHash, variables }) {
     return this.request('/graphql/query/', {
       qs: {