class_name ClientInterface
extends Control

@export var client: WebClientTCP

@export var connect_button: Button
@export var create_lobby_button: Button
@export var join_lobby_button: Button
@export var leave_lobby_button: Button

@export var chat_message_input: LineEdit
@export var send_chat_message_button: Button

@export var connected_players_label: Label

@export var name_input: LineEdit
@export var lobby_code_input: LineEdit

@export var output: Label

func _write_line(text: String) -> void:
	output.text += text + "\n"

func _on_create_lobby_button_pressed() -> void:
	client.create_lobby(name_input.text.strip_edges())

func _on_connect_button_pressed() -> void:
	client.connect_to_server($MarginContainer/VBoxContainer/ServerInputs/URLInput.text)

func _on_join_lobby_button_pressed() -> void:
	client.join_lobby(lobby_code_input.text.strip_edges(), name_input.text.strip_edges())

func _on_disconnect_lobby_button_pressed() -> void:
	leave_lobby_button.disabled = true
	client.leave_lobby()

func _on_send_message_button_pressed() -> void:
	var msg: String = chat_message_input.text.strip_edges()
	if not msg.is_empty():
		client.send_chat_message(msg)
	chat_message_input.text = ""

func _on_web_client_tcp_connected_to_server() -> void:
	_write_line("You are connected to the server")

func _on_web_client_tcp_connection_error_occurred() -> void:
	connect_button.disabled = false

func _on_web_client_tcp_disconnected_from_server() -> void:
	_write_line("You were disconnected from the server")

func _on_web_client_tcp_connected_to_lobby(lobby_id: String) -> void:
	lobby_code_input.text = lobby_id
	_write_line("You connected to lobby {lobby_id}".format({"lobby_id": lobby_id}))

func _on_web_client_tcp_disconnected_from_lobby() -> void:
	_write_line("You disconnected from the lobby")

func _on_web_client_tcp_client_joined_lobby(client_name: String, connected_client_names: Array) -> void:
	_write_line("{client_name} joined the lobby{you}".format({
		"client_name": client_name,
		"you": " (that's you!)" if client_name == name_input.text.strip_edges() else ""
	}))
	_update_connected_players(connected_client_names)

func _on_web_client_tcp_received_chat_message(client_name: String, message: String) -> void:
	_write_line("<{client_name}> {message}".format({
		"client_name": client_name,
		"message": message,
	}))

func _on_web_client_tcp_client_left_lobby(client_name: String, connected_client_names: Array) -> void:
	_write_line("{client_name} left the lobby".format({"client_name": client_name}))
	_update_connected_players(connected_client_names)

func _on_web_client_tcp_connection_status_changed(new_status: WebClientTCP.ConnectionStatus) -> void:
	match new_status:
		WebClientTCP.ConnectionStatus.DISCONNECTED:
			connect_button.disabled = false
			create_lobby_button.disabled = true
			join_lobby_button.disabled = true
			leave_lobby_button.disabled = true
			name_input.editable = true
			lobby_code_input.editable = false
			lobby_code_input.text = ""
			chat_message_input.editable = false
			send_chat_message_button.disabled = true
		
		WebClientTCP.ConnectionStatus.ATTEMPTING_CONNECTION:
			connect_button.disabled = true
			create_lobby_button.disabled = true
			join_lobby_button.disabled = true
			leave_lobby_button.disabled = true
			name_input.editable = true
			lobby_code_input.editable = false
			lobby_code_input.text = ""
			chat_message_input.editable = false
			send_chat_message_button.disabled = true
		
		WebClientTCP.ConnectionStatus.LOBBYLESS:
			connect_button.disabled = true
			create_lobby_button.disabled = false
			join_lobby_button.disabled = false
			leave_lobby_button.disabled = true
			name_input.editable = true
			lobby_code_input.editable = true
			lobby_code_input.text = ""
			chat_message_input.editable = false
			send_chat_message_button.disabled = true
		
		WebClientTCP.ConnectionStatus.ATTEMPTING_JOIN:
			connect_button.disabled = true
			create_lobby_button.disabled = true
			join_lobby_button.disabled = true
			leave_lobby_button.disabled = true
			name_input.editable = false
			lobby_code_input.editable = false
			chat_message_input.editable = false
			send_chat_message_button.disabled = true
		
		WebClientTCP.ConnectionStatus.JOINED:
			connect_button.disabled = true
			create_lobby_button.disabled = true
			join_lobby_button.disabled = true
			leave_lobby_button.disabled = false
			name_input.editable = false
			lobby_code_input.editable = false
			chat_message_input.editable = true
			send_chat_message_button.disabled = false

func _on_web_client_tcp_received_connection_message(message: String) -> void:
	_write_line(message)

func _update_connected_players(new_client_names: Array[String]) -> void:
	connected_players_label.text = "Connected Players:\n" + "\n".join(new_client_names)