Use a standalone function

inc/components/link.js

@@ -5,79 +5,78 @@
 const config = require('../../config')
 let valid_reddit_self_domains = ['reddit.com']
 
-class Link {
-    // Parses a link from a response returned by reddit.
-    static async fromJson(data, user_preferences, subreddit_front) {
+// Parses a link from a response returned by reddit.
+async function fromJson(data, user_preferences, subreddit_front) {
+  let result = {}
 
-        // Meta
-        this.id = data.id
-        this.permalink = data.permalink
-        this.created = data.created_utc
-        this.author = data.author
-        this.title = data.title
-        this.over_18 = data.over_18
-        this.score = data.score
-        this.ups = data.ups
-        this.upvote_ratio = data.upvote_ratio
-        this.num_comments = data.num_comments
+  // Meta
+  result.id = data.id
+  result.permalink = data.permalink
+  result.created = data.created_utc
+  result.author = data.author
+  result.title = data.title
+  result.over_18 = data.over_18
+  result.score = data.score
+  result.ups = data.ups
+  result.upvote_ratio = data.upvote_ratio
+  result.num_comments = data.num_comments
 
-        // Content
-        this.is_self_link = false
-        this.selftext_html = data.selftext_html
-        this.url = replaceDomains(data.url, user_preferences)
-        this.domain = data.domain
-        this.is_video = data.is_video
-        this.media = data.media
-        this.duration = data.is_video ? data.media.reddit_video ? data.media.reddit_video.duration : void 0 : void 0
-        this.images = null
+  // Content
+  result.is_self_link = false
+  result.selftext_html = data.selftext_html
+  result.url = replaceDomains(data.url, user_preferences)
+  result.domain = data.domain
+  result.is_video = data.is_video
+  result.media = data.media
+  result.duration = data.is_video ? data.media.reddit_video ? data.media.reddit_video.duration : void 0 : void 0
+  result.images = null
 
-        // Moderation attributes
-        this.locked = data.locked
-        this.stickied = data.stickied
+  // Moderation attributes
+  result.locked = data.locked
+  result.stickied = data.stickied
 
-        // Subreddit
-        this.subreddit_front = subreddit_front
-        this.subreddit = data.subreddit
+  // Subreddit
+  result.subreddit_front = subreddit_front
+  result.subreddit = data.subreddit
 
-        // Flair
-        this.link_flair = (user_preferences.flairs != 'false' ? await formatLinkFlair(data) : '')
-        this.user_flair = (user_preferences.flairs != 'false' ? await formatUserFlair(data) : '')
-        this.link_flair_text = data.link_flair_text
+  // Flair
+  result.link_flair = (user_preferences.flairs != 'false' ? await formatLinkFlair(data) : '')
+  result.user_flair = (user_preferences.flairs != 'false' ? await formatUserFlair(data) : '')
+  result.link_flair_text = data.link_flair_text
 
-        if(data.domain) {
-          let tld = data.domain.split('self.')
-          if(tld.length > 1) {
-            if(!tld[1].includes('.')) {
-              this.is_self_link = true
-            }
-          }
-          if(config.valid_media_domains.includes(data.domain) || valid_reddit_self_domains.includes(data.domain)) {
-            this.is_self_link = true
-          }
-        }
-
-        if(data.preview && data.thumbnail !== 'self') {
-          if(!data.url.startsWith('/r/') && isGif(data.url)) {
-            this.images = {
-              thumb: await downloadAndSave(data.thumbnail, 'thumb_')
-            }
-          } else {
-            if(data.preview.images[0].resolutions[0]) {
-              let preview = null
-              if(!isGif(data.url) && !data.post_hint.includes(':video'))
-                preview = await downloadAndSave(data.preview.images[0].source.url)
-              this.images = {
-                thumb: await downloadAndSave(data.preview.images[0].resolutions[0].url, 'thumb_'),
-                preview: preview
-              }
-            }
-          }
-        }
-
-        // Use black magic in order to return a normal object
-        return Object.fromEntries(Object.entries(this))
+  if(data.domain) {
+    let tld = data.domain.split('self.')
+    if(tld.length > 1) {
+      if(!tld[1].includes('.')) {
+        result.is_self_link = true
+      }
     }
+    if(config.valid_media_domains.includes(data.domain) || valid_reddit_self_domains.includes(data.domain)) {
+      result.is_self_link = true
+    }
+  }
 
+  if(data.preview && data.thumbnail !== 'self') {
+    if(!data.url.startsWith('/r/') && isGif(data.url)) {
+      result.images = {
+        thumb: await downloadAndSave(data.thumbnail, 'thumb_')
+      }
+    } else {
+      if(data.preview.images[0].resolutions[0]) {
+        let preview = null
+        if(!isGif(data.url) && !data.post_hint.includes(':video'))
+          preview = await downloadAndSave(data.preview.images[0].source.url)
+        result.images = {
+          thumb: await downloadAndSave(data.preview.images[0].resolutions[0].url, 'thumb_'),
+          preview: preview
+        }
+      }
+    }
+  }
+
+  return result
 }
 
-module.exports = Link;
+module.exports = {
+  fromJson,
+}