🎨 Improve readability of icons feature

gitmoji.py

@@ -7,32 +7,35 @@
 
 gitmoji_db = 'https://raw.githubusercontent.com/carloscuesta/gitmoji/master/src/data/gitmojis.json'
 emojione_assets = 'https://raw.githubusercontent.com/emojione/emojione-assets/master/png/128'
-esc_seqs = {'\\U000': ' ', '\\u': ' '}
 
 def get_gitmoji_db():
     return web.get(gitmoji_db).json()
 
+def determine_icon_name(emoji):
+    esc_seqs = ['\\U000', '\\u']
+    ascii_char = emoji.encode('unicode-escape')
+    codes = ascii_char
+    for x in esc_seqs:
+        codes = codes.replace(x, " ")
+    return codes.split()[0] + ".png"
+
+def fetch_icon(wf, emoji):
+    filename = determine_icon_name(emoji)
+    icon = wf.datafile(filename)
+    if not os.path.isfile(icon):
+        request = web.get(emojione_assets + '/' + filename)
+        request.save_to_path(icon)
+    return icon
 
 def main(wf):
     data = wf.cached_data('gitmoji_db', get_gitmoji_db, max_age=86400)
 
     for emoji in data['gitmojis']:
-        unicode_emoji = emoji['emoji']
-        ascii_emoji = unicode_emoji.encode('unicode-escape')
-        for r,s in esc_seqs.items():
-            ascii_emoji = ascii_emoji.replace(r,s)
-        codes = ascii_emoji.split()
-        filename = codes[0]
-        icon = wf.datafile(filename + '.png')
-        if not os.path.isfile(icon):
-            request = web.get(emojione_assets + '/' + filename + '.png')
-            request.save_to_path(icon)
-
         wf.add_item(
             title=emoji['emoji'] + ' ' + emoji['code'],
             subtitle=emoji['description'],
             valid=True,
-            icon=icon,
+            icon=fetch_icon(wf, emoji['emoji']),
             match=emoji['name'] + ' ' + emoji['description'],
             arg=emoji['code'],
             copytext=emoji['code'],