1 files changed, 61 insertions, 0 deletions
diff --git a/file_operations.py b/file_operations.py
new file mode 100644
index 0000000..9cb74fe
--- /dev/null
+++ b/file_operations.py
@@ -0,0 +1,61 @@
+import errors
+import os
+from pathlib import Path
+import shutil
+
+
+def remove_special_characters_for_filename(filename):
+    special_chars = [
+        ['-', ' '],
+        ['(', ''],
+        [')', ''],
+        ['/', ' '],
+        ['/', ' '],
+        [' ', '_'],
+        ["'", ''],
+        ["&", 'and'],
+        [chr(8217), ''],
+        ['$', 's'],
+        ['.', '']
+    ]
+    new_name = filename
+
+    for char_set in special_chars:
+        new_name = new_name.replace(char_set[0], char_set[1])
+
+    return new_name.lower()
+
+
+def save_debug_data(filename, data, debug=True):
+    if debug:
+        with open(filename, 'w') as f:
+            f.write(data)
+
+
+def move_song_to_permanent_location(music_directory, song_data, filename):
+    try:
+        # move song to music_directory/artist/album/artist_album_title.ext
+        # excluding non filesafe characters
+        artist_for_filename = remove_special_characters_for_filename(
+            song_data['artists'][0])
+        album_for_filename = remove_special_characters_for_filename(
+            song_data['album'])
+        title_for_filename = remove_special_characters_for_filename(
+            song_data['title'])
+
+        song_output_dir = os.path.join(music_directory,
+                                       artist_for_filename,
+                                       album_for_filename)
+
+        try:
+            Path(song_output_dir).mkdir(parents=True, exist_ok=True)
+        except OSError as ex:
+            raise errors.UnableToCreateAlbumDirectoryError(ex)
+
+        new_filename = '{}_{}_{}.mp3'.format(artist_for_filename,
+                                             album_for_filename,
+                                             title_for_filename)
+
+        shutil.move(filename, os.path.join(song_output_dir, new_filename))
+    except Exception:
+        print("could not move file to correct directory!")