class_name Server extends Node


var peer: ENetMultiplayerPeer


func _ready() -> void:
	pass


func start_server(address: String = "0.0.0.0", port: int = 8080) -> void:
	if peer: return

	push_warning("Server Starting... Address: ", address, " Port: ", port)

	peer = ENetMultiplayerPeer.new()
	peer.set_bind_ip(address)

	var state = peer.create_server(port)
	match state:
		OK:
			push_warning("Server Started: ", state)

			multiplayer.multiplayer_peer = peer
			multiplayer.peer_connected.connect(server_client_connected)
			multiplayer.peer_disconnected.connect(server_client_disconnected)
		ERR_ALREADY_IN_USE:
			peer.close()
			peer = null
			start_server(address, port)
		ERR_CANT_CREATE:
			push_warning("Couldn't create server...")

func close_connection() -> void:
	push_warning("Server Closed...")

	multiplayer.peer_connected.disconnect(server_client_connected)
	multiplayer.peer_disconnected.disconnect(server_client_disconnected)

	peer.close()
	peer = null

func server_client_connected(id: int) -> void:
	push_warning("Client Connected... ID: ", id)

	if not Globals.game_data.client1:
		Globals.game_data.client1 = id
	elif not Globals.game_data.client2:
		Globals.game_data.client2 = id

	if Globals.game_data.client1 and Globals.game_data.client2:
		Globals.multiplayer_data.init_match()

	# TODO: Add watch match feature...

func server_client_disconnected(id: int) -> void:
	push_warning("Client Disconnected... ID: ", id)

	# TODO: Fix call structure
	#if id == Globals.game_data.client1:
		#LobbyNetworking.rpc_id(
			#Globals.game_data.client1,
			#"go_back_to_match_screen"
		#)
	#elif id == Globals.game_data.client2:
		#LobbyNetworking.rpc_id(
			#Globals.game_data.client2,
			#"go_back_to_match_screen"
		#)