1 files changed, 59 insertions, 0 deletions
diff --git a/src/server/api/endpoints/posts/polls/recommendation.ts b/src/server/api/endpoints/posts/polls/recommendation.ts
new file mode 100644
index 0000000000..4a3fa3f55e
--- /dev/null
+++ b/src/server/api/endpoints/posts/polls/recommendation.ts
@@ -0,0 +1,59 @@
+/**
+ * Module dependencies
+ */
+import $ from 'cafy';
+import Vote from '../../../models/poll-vote';
+import Post, { pack } from '../../../models/post';
+
+/**
+ * Get recommended polls
+ *
+ * @param {any} params
+ * @param {any} user
+ * @return {Promise<any>}
+ */
+module.exports = (params, user) => new Promise(async (res, rej) => {
+	// Get 'limit' parameter
+	const [limit = 10, limitErr] = $(params.limit).optional.number().range(1, 100).$;
+	if (limitErr) return rej('invalid limit param');
+
+	// Get 'offset' parameter
+	const [offset = 0, offsetErr] = $(params.offset).optional.number().min(0).$;
+	if (offsetErr) return rej('invalid offset param');
+
+	// Get votes
+	const votes = await Vote.find({
+		user_id: user._id
+	}, {
+		fields: {
+			_id: false,
+			post_id: true
+		}
+	});
+
+	const nin = votes && votes.length != 0 ? votes.map(v => v.post_id) : [];
+
+	const posts = await Post
+		.find({
+			_id: {
+				$nin: nin
+			},
+			user_id: {
+				$ne: user._id
+			},
+			poll: {
+				$exists: true,
+				$ne: null
+			}
+		}, {
+			limit: limit,
+			skip: offset,
+			sort: {
+				_id: -1
+			}
+		});
+
+	// Serialize
+	res(await Promise.all(posts.map(async post =>
+		await pack(post, user, { detail: true }))));
+});