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'use strict';
/**
* Module dependencies
*/
import * as mongo from 'mongodb';
import Favorite from '../../models/favorite';
import Post from '../../models/post';
/**
* Unfavorite a post
*
* @param {Object} params
* @param {Object} user
* @return {Promise<object>}
*/
module.exports = (params, user) =>
new Promise(async (res, rej) =>
{
// Get 'post_id' parameter
let postId = params.post_id;
if (postId === undefined || postId === null) {
return rej('post_id is required');
}
// Get favoritee
const post = await Post.findOne({
_id: new mongo.ObjectID(postId)
});
if (post === null) {
return rej('post not found');
}
// Check arleady favorited
const exist = await Favorite.findOne({
post_id: post._id,
user_id: user._id
});
if (exist === null) {
return rej('already not favorited');
}
// Delete favorite
await Favorite.deleteOne({
_id: exist._id
});
// Send response
res();
});
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