WIP: Recommender final fix api

package.json

@@ -31,7 +31,7 @@
     "lint:js": "./node_modules/.bin/eslint --ext .js,.jsx .",
     "test": "npm run lint && npm run jest"
   },
-  "version": "1000.26.5",
+  "version": "1.1.6",
   "dependencies": {
     "auth0-js": "^6.8.4",
     "config": "^3.2.0",

src/services/challenges.js

@@ -15,6 +15,8 @@ import { getApi } from './api';
 import { getService as getMembersService } from './members';
 import { getService as getSubmissionsService } from './submissions';
 
+const MAX_PER_PAGE = 300;
+
 export function getFilterUrl(backendFilter, frontFilter) {
   const ff = _.clone(frontFilter);
   // eslint-disable-next-line object-curly-newline
@@ -185,6 +187,7 @@ class ChallengesService {
         totalCount: res.headers ? res.headers.get('x-total') : 0,
         meta: {
           allChallengesCount: res.headers ? res.headers.get('x-total') : 0,
+          allRecommendedChallengesCount: 0,
           myChallengesCount: 0,
           ongoingChallengesCount: 0,
           openChallengesCount: 0,
@@ -527,6 +530,54 @@ class ChallengesService {
       });
   }
 
+  /**
+   * Gets challenges.
+   * @param {Object} filters Optional.
+   * @param {Object} params Optional.
+   * @param {String} handle user handle
+   * @return {Promise} Resolves to the api response.
+   */
+  async getRecommendedChallenges(filter, handle) {
+    filter.frontFilter.per_page = filter.frontFilter.perPage;
+    delete filter.frontFilter.perPage;
+
+    const query = getFilterUrl(filter.backendFilter, filter.frontFilter);
+
+    const totalQuery = getFilterUrl(
+      filter.backendFilter,
+      { ...filter.frontFilter, page: 1, perPage: MAX_PER_PAGE },
+    );
+
+    let res = {};
+    let totalChallengeCount = {};
+    if (_.some(filter.frontFilter.tracks, val => val)
+      && !_.isEqual(filter.frontFilter.types, [])) {
+      const url = `/recommender-api/${handle}?${query}`;
+      res = await this.private.apiV5.get(url).then(checkErrorV5);
+      // Note: Recommender API is not returning X-Total response header.
+      // Please remove below statement with response get method.
+      const totalUrl = `/recommender-api/${handle}?${totalQuery}`;
+      totalChallengeCount = await this.private.apiV5.get(totalUrl).then(checkErrorV5);
+    }
+    const challenges = res.result ? res.result.filter(ch => ch.jaccard_index > 0) : [];
+    const total = totalChallengeCount.result
+      ? totalChallengeCount.result.filter(ch => ch.jaccard_index > 0) : [];
+
+    const totalCount = total.length;
+    return {
+      challenges,
+      totalCount,
+      meta: {
+        allChallengesCount: totalCount,
+        allRecommendedChallengesCount: 0,
+        myChallengesCount: 0,
+        ongoingChallengesCount: 0,
+        openChallengesCount: 0,
+        totalCount,
+      },
+    };
+  }
+
   /**
    * Gets SRM matches.
    * @param {Object} params