Checks config; other changes

src/settings.py

@@ -1,7 +1,10 @@
 import json, requests, time
+from os.path import exists
 from loguru import logger
 
-defaut_conf = {
+conf_file = 'config.json'
+
+default_conf = {
         'instance': 'fw.ponychord.rocks',
         'public_list_instances': [
 		    "open.audio",
@@ -35,6 +38,33 @@ defaut_conf = {
 }
 
 
+def set_defaults(corrected_config=None):
+    conf_rewrite = default_conf
+    if corrected_config:
+        conf_rewrite = corrected_config
+    with open(conf_file, 'wt') as f:
+        f.write(json.dumps(conf_rewrite, indent=4))
+
+
+def check_config():
+    '''Check config and remove keys if not found in default config'''
+    with open(conf_file, 'rt') as f:
+        loaded_config = json.loads(f.read())
+    correct_conf = {}
+    for k, v in loaded_config.items():
+        if k in default_conf.keys():
+            correct_conf[k] = v
+        else:
+            logger.warning(f'{k} from config will be removed. Value: {v}')
+    set_defaults(correct_conf)
+    
+
+if not exists(conf_file):
+    set_defaults()
+else:
+    check_config()
+
+
 @logger.catch
 def get_new_funkwhale_servers():
     # Uses official API network.funkwhale.audio for getting new instances