extends Node
const ap_version = {"major": 0, "minor": 6, "build": 3, "class": "Version"}
var SCRIPT_uuid
var _ws = WebSocketPeer.new()
var _should_process = false
var _initiated_disconnect = false
var _try_wss = false
var _has_connected = false
var _datapackages = {}
var _pending_packages = []
var _item_id_to_name = {} # All games
var _location_id_to_name = {} # All games
var _item_name_to_id = {} # Lingo 2 only
var _location_name_to_id = {} # Lingo 2 only
var _remote_version = {"major": 0, "minor": 0, "build": 0}
var _gen_version = {"major": 0, "minor": 0, "build": 0}
var ap_server = ""
var ap_user = ""
var ap_pass = ""
var _authenticated = false
var _seed = ""
var _team = 0
var _slot = 0
var _players = []
var _player_name_by_slot = {}
var _game_by_player = {}
var _checked_locations = []
var _received_items = []
var _slot_data = {}
signal could_not_connect
signal connect_status
signal client_connected
signal item_received(item_id, index, player, flags)
signal message_received(message)
func _init():
global._print("Instantiated APClient")
# Read AP datapackages from file, if there are any
if FileAccess.file_exists("user://ap_datapackages"):
var file = FileAccess.open("user://ap_datapackages", FileAccess.READ)
var data = file.get_var(true)
file.close()
if typeof(data) != TYPE_DICTIONARY:
global._print("AP datapackages file is corrupted")
data = {}
_datapackages = data
processDatapackages()
func _ready():
pass
#_ws.connect("connection_closed", _closed)
#_ws.connect("connection_failed", _closed)
#_ws.connect("server_disconnected", _closed)
#_ws.connect("connection_error", _errored)
#_ws.connect("connection_established", _connected)
func _reset_state():
_should_process = false
_authenticated = false
_try_wss = false
_has_connected = false
func _errored():
if _try_wss:
global._print("Could not connect to AP with ws://, now trying wss://")
connectToServer(ap_server, ap_user, ap_pass)
else:
global._print("AP connection failed")
_reset_state()
emit_signal(
"could_not_connect",
"Could not connect to Archipelago. Check that your server and port are correct. See the error log for more information."
)
func _closed(_was_clean = true):
global._print("Connection closed")
_reset_state()
if not _initiated_disconnect:
emit_signal("could_not_connect", "Disconnected from Archipelago")
_initiated_disconnect = false
func _connected(_proto = ""):
global._print("Connected!")
_try_wss = false
func disconnect_from_ap():
_initiated_disconnect = true
_ws.close()
func _process(_delta):
if _should_process:
_ws.poll()
var state = _ws.get_ready_state()
if state == WebSocketPeer.STATE_OPEN:
if not _has_connected:
_has_connected = true
_connected()
while _ws.get_available_packet_count():
var packet = _ws.get_packet()
global._print("Got data from server: " + packet.get_string_from_utf8())
var json = JSON.new()
var jserror = json.parse(packet.get_string_from_utf8())
if jserror != OK:
global._print("Error parsing packet from AP: " + jserror.error_string)
return
for message in json.data:
var cmd = message["cmd"]
global._print("Received command: " + cmd)
if cmd == "RoomInfo":
_seed = message["seed_name"]
_remote_version = message["version"]
_gen_version = message["generator_version"]
var needed_games = []
for game in message["datapackage_checksums"].keys():
if (
!_datapackages.has(game)
or (
_datapackages[game]["checksum"]
!= message["datapackage_checksums"][game]
)
):
needed_games.append(game)
if !needed_games.is_empty():
_pending_packages = needed_games
var cur_needed = _pending_packages.pop_front()
requestDatapackages([cur_needed])
else:
connectToRoom()
elif cmd == "DataPackage":
for game in message["data"]["games"].keys():
_datapackages[game] = message["data"]["games"][game]
saveDatapackages()
if !_pending_packages.is_empty():
var cur_needed = _pending_packages.pop_front()
requestDatapackages([cur_needed])
else:
processDatapackages()
connectToRoom()
elif cmd == "Connected":
_authenticated = true
_team = message["team"]
_slot = message["slot"]
_players = message["players"]
_checked_locations = message["checked_locations"]
_slot_data = message["slot_data"]
for player in _players:
_player_name_by_slot[player["slot"]] = player["alias"]
_game_by_player[player["slot"]] = message["slot_info"][str(
player["slot"]
)]["game"]
emit_signal("client_connected")
elif cmd == "ConnectionRefused":
var error_message = ""
for error in message["errors"]:
var submsg = ""
if error == "InvalidSlot":
submsg = "Invalid player name."
elif error == "InvalidGame":
submsg = "The specified player is not playing Lingo."
elif error == "IncompatibleVersion":
submsg = (
"The Archipelago server is not the correct version for this client. Expected v%d.%d.%d. Found v%d.%d.%d."
% [
ap_version["major"],
ap_version["minor"],
ap_version["build"],
_remote_version["major"],
_remote_version["minor"],
_remote_version["build"]
]
)
elif error == "InvalidPassword":
submsg = "Incorrect password."
elif error == "InvalidItemsHandling":
submsg = "Invalid item handling flag. This is a bug with the client."
if submsg != "":
if error_message != "":
error_message += " "
error_message += submsg
if error_message == "":
error_message = "Unknown error."
_initiated_disconnect = true
_ws.disconnect_from_host()
emit_signal("could_not_connect", error_message)
global._print("Connection to AP refused")
global._print(message)
elif cmd == "ReceivedItems":
var i = 0
for item in message["items"]:
if not _received_items.has(int(item["item"])):
_received_items.append(int(item["item"]))
emit_signal(
"item_received",
int(item["item"]),
int(message["index"]) + i,
int(item["player"]),
int(item["flags"])
)
i += 1
elif cmd == "PrintJSON":
emit_signal("message_received", message)
elif state == WebSocketPeer.STATE_CLOSED:
if _has_connected:
_closed()
else:
_errored()
func saveDatapackages():
# Save the AP datapackages to disk.
var file = FileAccess.open("user://ap_datapackages", FileAccess.WRITE)
file.store_var(_datapackages, true)
file.close()
func connectToServer(server, un, pw):
ap_server = server
ap_user = un
ap_pass = pw
_initiated_disconnect = false
var url = ""
if ap_server.begins_with("ws://") or ap_server.begins_with("wss://"):
url = ap_server
_try_wss = false
elif _try_wss:
url = "wss://" + ap_server
_try_wss = false
else:
url = "ws://" + ap_server
_try_wss = true
var err = _ws.connect_to_url(url)
if err != OK:
emit_signal(
"could_not_connect",
(
"Could not connect to Archipelago. Check that your server and port are correct. See the error log for more information. Error code: %d."
% err
)
)
global._print("Could not connect to AP: " + err)
return
_should_process = true
emit_signal("connect_status", "Connecting...")
func sendMessage(msg):
var payload = JSON.stringify(msg)
_ws.send_text(payload)
func requestDatapackages(games):
emit_signal("connect_status", "Downloading %s data package..." % games[0])
sendMessage([{"cmd": "GetDataPackage", "games": games}])
func processDatapackages():
_item_id_to_name = {}
_location_id_to_name = {}
for game in _datapackages.keys():
var package = _datapackages[game]
_item_id_to_name[game] = {}
for item_name in package["item_name_to_id"].keys():
_item_id_to_name[game][int(package["item_name_to_id"][item_name])] = item_name
_location_id_to_name[game] = {}
for location_name in package["location_name_to_id"].keys():
_location_id_to_name[game][int(package["location_name_to_id"][location_name])] = location_name
if _datapackages.has("Lingo 2"):
_item_name_to_id = _datapackages["Lingo 2"]["item_name_to_id"]
_location_name_to_id = _datapackages["Lingo 2"]["location_name_to_id"]
func connectToRoom():
emit_signal("connect_status", "Authenticating...")
sendMessage(
[
{
"cmd": "Connect",
"password": ap_pass,
"game": "Lingo 2",
"name": ap_user,
"uuid": SCRIPT_uuid.v4(),
"version": ap_version,
"items_handling": 0b111, # always receive our items
"tags": [],
"slot_data": true
}
]
)
func sendConnectUpdate(tags):
sendMessage([{"cmd": "ConnectUpdate", "tags": tags}])
func requestSync():
sendMessage([{"cmd": "Sync"}])
func sendLocation(loc_id):
sendMessage([{"cmd": "LocationChecks", "locations": [loc_id]}])
func setValue(key, value, operation = "replace"):
sendMessage(
[
{
"cmd": "Set",
"key": "Lingo2_%d_%s" % [_slot, key],
"want_reply": false,
"operations": [{"operation": operation, "value": value}]
}
]
)
func say(textdata):
sendMessage([{"cmd": "Say", "text": textdata}])
func completedGoal():
sendMessage([{"cmd": "StatusUpdate", "status": 30}]) # CLIENT_GOAL
func hasItem(item_id):
return _received_items.has(item_id)
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