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src/api/endpoints/posts/likes/delete.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 /**
  * Module dependencies
  */
@@ -16,62 +14,61 @@ import User from '../../../models/user';
  * @param {any} user
  * @return {Promise<any>}
  */
-module.exports = (params, user) =>
-	new Promise(async (res, rej) => {
-		// Get 'post_id' parameter
-		const [postId, postIdErr] = it(params.post_id, 'id', true);
-		if (postIdErr) return rej('invalid post_id param');
+module.exports = (params, user) => new Promise(async (res, rej) => {
+	// Get 'post_id' parameter
+	const [postId, postIdErr] = it(params.post_id, 'id', true);
+	if (postIdErr) return rej('invalid post_id param');
 
-		// Get likee
-		const post = await Post.findOne({
-			_id: postId
-		});
-
-		if (post === null) {
-			return rej('post not found');
-		}
-
-		// if already liked
-		const exist = await Like.findOne({
-			post_id: post._id,
-			user_id: user._id,
-			deleted_at: { $exists: false }
-		});
-
-		if (exist === null) {
-			return rej('already not liked');
-		}
-
-		// Delete like
-		await Like.update({
-			_id: exist._id
-		}, {
-				$set: {
-					deleted_at: new Date()
-				}
-			});
-
-		// Send response
-		res();
-
-		// Decrement likes count
-		Post.update({ _id: post._id }, {
-			$inc: {
-				likes_count: -1
-			}
-		});
-
-		// Decrement user likes count
-		User.update({ _id: user._id }, {
-			$inc: {
-				likes_count: -1
-			}
-		});
-
-		// Decrement user liked count
-		User.update({ _id: post.user_id }, {
-			$inc: {
-				liked_count: -1
-			}
-		});
+	// Get likee
+	const post = await Post.findOne({
+		_id: postId
 	});
+
+	if (post === null) {
+		return rej('post not found');
+	}
+
+	// if already liked
+	const exist = await Like.findOne({
+		post_id: post._id,
+		user_id: user._id,
+		deleted_at: { $exists: false }
+	});
+
+	if (exist === null) {
+		return rej('already not liked');
+	}
+
+	// Delete like
+	await Like.update({
+		_id: exist._id
+	}, {
+			$set: {
+				deleted_at: new Date()
+			}
+		});
+
+	// Send response
+	res();
+
+	// Decrement likes count
+	Post.update({ _id: post._id }, {
+		$inc: {
+			likes_count: -1
+		}
+	});
+
+	// Decrement user likes count
+	User.update({ _id: user._id }, {
+		$inc: {
+			likes_count: -1
+		}
+	});
+
+	// Decrement user liked count
+	User.update({ _id: post.user_id }, {
+		$inc: {
+			liked_count: -1
+		}
+	});
+});