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115 行
4.1 KiB

using System.Collections.Generic;
using TMPro;
using UnityEngine;
namespace LobbyRelaySample.UI
{
/// <summary>
/// Handles the list of LobbyButtons and ensures it stays synchronous with the list from the service.
/// </summary>
public class JoinMenuUI : ObserverPanel<LobbyServiceData>
{
[SerializeField]
LobbyButtonUI m_LobbyButtonPrefab;
[SerializeField]
TMP_InputField m_RoomCodeField;
[SerializeField]
RectTransform m_RoomButtonParent;
/// <summary>
/// Key: Lobby ID, Value Lobby UI
/// </summary>
Dictionary<string, LobbyButtonUI> m_LobbyButtons = new Dictionary<string, LobbyButtonUI>();
Dictionary<string, LobbyData> m_LobbyData = new Dictionary<string, LobbyData>();
string m_targetRoomID;
string m_targetRoomJoinCode;
/// <summary>Contains some amount of information used to join an existing room.</summary>
LobbyInfo m_lobbyDataSelected;
public void LobbyButtonSelected(LobbyData lobby)
{
m_lobbyDataSelected = lobby.Data;
}
public void OnJoinCodeInputFieldChanged(string newCode)
{
if (!string.IsNullOrEmpty(newCode))
m_lobbyDataSelected = new LobbyInfo(newCode.ToUpper());
}
public void OnJoinButtonPressed()
{
Locator.Get.Messenger.OnReceiveMessage(MessageType.JoinRoomRequest, m_lobbyDataSelected);
}
public void OnRefresh()
{
Locator.Get.Messenger.OnReceiveMessage(MessageType.QueryRooms, null);
}
public override void ObservedUpdated(LobbyServiceData observed)
{
///Check for new entries, We take CurrentLobbies as the source of truth
List<string> previousKeys = new List<string>(m_LobbyButtons.Keys);
foreach (var codeLobby in observed.CurrentLobbies)
{
var roomCodeKey = codeLobby.Key;
var lobbyData = codeLobby.Value;
if (!m_LobbyButtons.ContainsKey(roomCodeKey))
{
if (CanDisplay(lobbyData))
AddNewLobbyButton(roomCodeKey, lobbyData);
}
else
{
if (CanDisplay(lobbyData))
UpdateLobbyButton(roomCodeKey, lobbyData);
else
RemoveLobbyButton(lobbyData);
}
previousKeys.Remove(roomCodeKey);
}
foreach (string key in previousKeys) // Need to remove any lobbies from the list that no longer exist.
RemoveLobbyButton(m_LobbyData[key]);
}
bool CanDisplay(LobbyData lobby)
{
return lobby.Data.State == LobbyState.Lobby && !lobby.Private;
}
/// <summary>
/// Instantiates UI element and initializes the observer with the LobbyData
/// </summary>
void AddNewLobbyButton(string roomCode, LobbyData lobby)
{
var lobbyButtonInstance = Instantiate(m_LobbyButtonPrefab, m_RoomButtonParent);
lobbyButtonInstance.GetComponent<LobbyDataObserver>().BeginObserving(lobby);
lobby.onDestroyed += RemoveLobbyButton; // Set up to clean itself
lobbyButtonInstance.onLobbyPressed.AddListener(LobbyButtonSelected);
m_LobbyButtons.Add(roomCode, lobbyButtonInstance);
m_LobbyData.Add(roomCode, lobby);
}
void UpdateLobbyButton(string roomCode, LobbyData lobby)
{
m_LobbyButtons[roomCode].UpdateLobby(lobby);
}
void RemoveLobbyButton(LobbyData lobby)
{
var lobbyID = lobby.RoomID;
var lobbyButton = m_LobbyButtons[lobbyID];
lobbyButton.GetComponent<LobbyDataObserver>().EndObserving();
m_LobbyButtons.Remove(lobbyID);
m_LobbyData.Remove(lobbyID);
Destroy(lobbyButton.gameObject);
}
}
}