Luis Gonzalez
80 lines
3.1 KiB
C#
80 lines
3.1 KiB
C#
using ProjectM.Simulation;
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using Unity.Entities;
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using Unity.NetCode;
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using UnityEngine;
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namespace ProjectM.Client
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{
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/// <summary>
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/// Minimal IMGUI Host / Join (+ IP) panel for the M4 LAN flow — the connection entry point for player
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/// builds, where there is no editor auto-host. Writes a <see cref="ConnectionConfig"/> request into the
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/// relevant netcode world(s): <b>Host</b> makes the server world listen and the local client join over
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/// loopback; <b>Join</b> makes the client world connect to the typed IP. Hides itself once the client
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/// world has a connection. Direct IP/LAN only — Unity Relay is deferred to a later pass. In the editor
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/// the <c>EditorAutoHostSystem</c> usually connects first, so this panel just shows "Connected".
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/// </summary>
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public class ConnectionUI : MonoBehaviour
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{
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[SerializeField] ushort _port = 7979;
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string _ipField = "127.0.0.1";
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void OnGUI()
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{
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if (IsClientConnected())
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{
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GUILayout.BeginArea(new Rect(10, 10, 220, 26));
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GUILayout.Label("Net: Connected");
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GUILayout.EndArea();
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return;
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}
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GUILayout.BeginArea(new Rect(10, 10, 240, 150), GUI.skin.box);
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GUILayout.Label("Project M — LAN co-op");
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// Host is only possible where a server world exists (editor or a ClientServer/host build).
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if (ClientServerBootstrap.ServerWorld is { IsCreated: true })
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{
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if (GUILayout.Button("Host"))
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{
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Seed(ClientServerBootstrap.ServerWorld, ConnectionMode.Host, "0.0.0.0", _port);
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Seed(ClientServerBootstrap.ClientWorld, ConnectionMode.Join, "127.0.0.1", _port);
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}
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GUILayout.Space(6);
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}
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GUILayout.Label("Join host IP:");
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_ipField = GUILayout.TextField(_ipField);
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if (GUILayout.Button("Join"))
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Seed(ClientServerBootstrap.ClientWorld, ConnectionMode.Join, _ipField, _port);
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GUILayout.EndArea();
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}
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static bool IsClientConnected()
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{
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var world = ClientServerBootstrap.ClientWorld;
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if (world is not { IsCreated: true })
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return false;
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using var q = world.EntityManager.CreateEntityQuery(ComponentType.ReadOnly<NetworkId>());
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return !q.IsEmpty;
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}
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static void Seed(World world, ConnectionMode mode, string address, ushort port)
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{
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if (world is not { IsCreated: true })
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return;
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var em = world.EntityManager;
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using var q = em.CreateEntityQuery(ComponentType.ReadWrite<ConnectionConfig>());
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Entity e = q.IsEmpty ? em.CreateEntity(typeof(ConnectionConfig)) : q.GetSingletonEntity();
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em.SetComponentData(e, new ConnectionConfig
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{
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Mode = mode,
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Address = address,
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Port = port,
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Requested = true,
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});
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}
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}
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}
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