Move server code to this repo (#95)

move server code to this repo

app/functions.py

@@ -0,0 +1,40 @@
+"""
+This module contains functions for the server
+"""
+import time
+from requests import ConnectionError as RequestConnectionError
+from requests import ReadTimeout
+
+from app import utils
+from app.lib.artistlib import CheckArtistImages
+from app.lib.colorlib import ProcessAlbumColors, ProcessArtistColors
+from app.lib.populate import Populate, ProcessTrackThumbnails
+from app.lib.trackslib import validate_tracks
+from app.logger import log
+
+
+@utils.background
+def run_periodic_checks():
+    """
+    Checks for new songs every N minutes.
+    """
+    # ValidateAlbumThumbs()
+    # ValidatePlaylistThumbs()
+    validate_tracks()
+
+    while True:
+
+        Populate()
+        ProcessTrackThumbnails()
+        ProcessAlbumColors()
+        ProcessArtistColors()
+
+        if utils.Ping()():
+            try:
+                CheckArtistImages()
+            except (RequestConnectionError, ReadTimeout):
+                log.error(
+                    "Internet connection lost. Downloading artist images stopped."
+                )
+
+        time.sleep(300)