#8: Added functionality to cache more than one song

Settings.gd

@@ -7,6 +7,8 @@ var selected_server: int = 0
 
 var is_local: bool = false
 
+var is_debug: bool = false
+
 var stop_after_current: bool = true
 var auto_repeat_song: bool = false
 var hide_next_track: bool = true
@@ -14,14 +16,9 @@ var add_to_stats: bool = true
 var use_low_played_mode: bool = false
 var winning_score: int = 20
 var fullscreen: bool = false
-var quick_sync: bool = true
-var number_of_tracks_to_preload: int = 1
 var play_local: bool = false
 
 var player_array: Array[PlayerObject]
-var song_object_array: Array[SongObject] = []
-var latest_played_song: int = 0
-var currently_playing_song: int = -1
 var edit_players: bool = false
 var currently_syncing: bool = false
 
@@ -29,15 +26,16 @@ var version: String = "1.6.0"
 
 var whats_new: String = "Changelog:
 1.6.0:
-	#1: Fixed bug with inspiration list not reloding after sync
+	#1: Fixed bug with inspiration list not reloading after sync
 	#2: New dialog for sync
 	#6: Now show progress during sync
 	#7: Blocking all requests to the server during sync
+	#8: Added functionality to cache more than one song
 1.5.0: Made big changes to players and the song list and how the local song list works
 0.9.0-Beta: Fixed settings and updated the player view
 0.8.0-Beta: Fixed reset buttons and some other small things
 0.7.8-Beta: Added shortcuts. Added dialog for winner. Started cleaning code.
-0.7.5-Beta: Added settings menu, most things don't do anythig yet
+0.7.5-Beta: Added settings menu, most things don't do anything yet
 0.7-Beta: Can now hop between songs"
 
 var whats_left: String = "Things left to do:
@@ -105,6 +103,21 @@ func make_request3(address: String) -> void:
 	var request_error: int = http_request.request(default_path + address)
 	if request_error != OK:
 		push_error("An error occurred in the HTTP request.")
+		
+func make_put_request(address: String) -> void:
+	var error_handling: Callable = func(_result: int, response_code: int, _headers: PackedStringArray, _body: PackedByteArray) -> void:
+		print("request done to address: ", default_path + address)
+		if response_code != 200:
+			print("Error: " + str(response_code))
+			
+	var http_request: HTTPRequest = HTTPRequest.new()
+	add_child(http_request)
+	http_request.request_completed.connect(error_handling)
+	# Perform a GET request. The URL below returns JSON as of writing.
+	var headers: PackedStringArray = ["Content-Type: application/json"]
+	var request_error: int = http_request.request(default_path + address, headers, HTTPClient.METHOD_PUT)
+	if request_error != OK:
+		push_error("An error occurred in the HTTP request.")
 	
 func delete_children(node: Node) -> void:
 	for n: Node in node.get_children():
@@ -122,7 +135,3 @@ func delete_player_children(node: Node) -> void:
 		else:
 			node.remove_child(n)
 			n.queue_free()
-
-func unset_is_playing() -> void:
-	for song_object: SongObject in song_object_array:
-		song_object.is_playing = false