Fixed errors and improved scripts. Players now able to join lobby and start ggame

Assets/Prefabs/Networked.meta

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Assets/Prefabs/Networked/NetworkPrefabsList.asset

@@ -0,0 +1,16 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!114 &11400000
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+  m_Script: {fileID: 11500000, guid: e651dbb3fbac04af2b8f5abf007ddc23, type: 3}
+  m_Name: NetworkPrefabsList
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Assets/Prefabs/Networked/NetworkPrefabsList.asset.meta

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Assets/Scenes/MultiplayerTestingScenes/Multi-MainMenu.unity

@@ -2208,19 +2208,7 @@ MonoBehaviour:
   m_TargetGraphic: {fileID: 1143680571}
   m_OnClick:
     m_PersistentCalls:
-      m_Calls:
+      m_Calls: []
-      - m_Target: {fileID: 169098378}
-        m_TargetAssemblyTypeName: SteamManager, Project.Scripts
-        m_MethodName: StartGameServer
-        m_Mode: 1
-        m_Arguments:
-          m_ObjectArgument: {fileID: 0}
-          m_ObjectArgumentAssemblyTypeName: UnityEngine.Object, UnityEngine
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@@ -2341,19 +2329,7 @@ MonoBehaviour:
   m_TargetGraphic: {fileID: 1153985591}
   m_OnClick:
     m_PersistentCalls:
-      m_Calls:
+      m_Calls: []
-      - m_Target: {fileID: 169098378}
-        m_TargetAssemblyTypeName: SteamManager, Project.Scripts
-        m_MethodName: LeaveLobby
-        m_Mode: 1
-        m_Arguments:
-          m_ObjectArgument: {fileID: 0}
-          m_ObjectArgumentAssemblyTypeName: UnityEngine.Object, UnityEngine
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@@ -3285,7 +3261,7 @@ MonoBehaviour:
   m_GameObject: {fileID: 1601178762}
   m_Enabled: 1
   m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: 64b0681bf4afdbd44af7a7c13500d4dc, type: 3}
+  m_Script: {fileID: 11500000, guid: a1d0b1cda8900e34cad917f31b164cf4, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
   LocalUiHolder: {fileID: 343728641}
@@ -4126,8 +4102,6 @@ GameObject:
   serializedVersion: 6
   m_Component:
   - component: {fileID: 2015192398}
-  - component: {fileID: 2015192399}
-  - component: {fileID: 2015192400}
   m_Layer: 5
   m_Name: InLobbyUI
   m_TagString: Untagged
@@ -4158,32 +4132,6 @@ RectTransform:
   m_AnchoredPosition: {x: 0, y: 0}
   m_SizeDelta: {x: 100, y: 100}
   m_Pivot: {x: 0.5, y: 0.5}
---- !u!114 &2015192399
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 GameObject:
   m_ObjectHideFlags: 0

Assets/Scenes/MultiplayerTestingScenes/Multi-SetupLoad.unity

@@ -357,7 +357,7 @@ MonoBehaviour:
   m_GameObject: {fileID: 162513273}
   m_Enabled: 1
   m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: 2d86d25acd5c505479d2c83077d71714, type: 3}
+  m_Script: {fileID: 11500000, guid: bdc01b874dd211d45ae50eade2430b33, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
   LocalBtn: {fileID: 1677838174}
@@ -394,8 +394,6 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 72f69be188e3b8b44bacd5ddc0feabef, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  PlayerPrefab: {fileID: 5432701526123299056, guid: 1ed6472f91226d31581e4a3bb89d3aed,
-    type: 3}
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@@ -423,7 +421,7 @@ MonoBehaviour:
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   m_Name: 
   m_EditorClassIdentifier: 
-  GlobalObjectIdHash: 1580236175
+  GlobalObjectIdHash: 322881486
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   SynchronizeTransform: 1
   ActiveSceneSynchronization: 0
@@ -1277,7 +1275,7 @@ MonoBehaviour:
     PlayerPrefab: {fileID: 0}
     Prefabs:
       NetworkPrefabsLists:
-      - {fileID: 11400000, guid: a1f5b87a8958b5e4ca38487bf38691f5, type: 2}
+      - {fileID: 11400000, guid: 3ca514815d13ed84bae5371c002442c4, type: 2}
     TickRate: 30
     ClientConnectionBufferTimeout: 10
     ConnectionApproval: 0

Assets/Scripts/Multiplayer/LocalManager.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using Unity.Netcode;
 using Unity.Netcode.Transports.UTP;
 using UnityEngine;
+using UnityEngine.SceneManagement;
 using UnityEngine.UI;
 
 public class LocalManager : MonoBehaviour
@@ -60,7 +61,11 @@ public class LocalManager : MonoBehaviour
     public void StartGameServer()
     {
         if (!NetworkManager.Singleton.IsHost) return;
+        
+        // Gets next scene name
+        int nextSceneIndex = SceneManager.GetActiveScene().buildIndex + 1;
+        string nextSceneName = SceneUtility.GetScenePathByBuildIndex(nextSceneIndex);
 
-        NetworkManager.Singleton.SceneManager.LoadScene("Multiplayer", UnityEngine.SceneManagement.LoadSceneMode.Single);
+        NetworkManager.Singleton.SceneManager.LoadScene(nextSceneName, UnityEngine.SceneManagement.LoadSceneMode.Single);
     }
 }

Assets/Scripts/Multiplayer/NetworkManagerUI.cs

@@ -0,0 +1,26 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using Unity.Netcode;
+using UnityEngine.UI;
+using UnityEngine.SceneManagement;
+
+public class NetworkManagerUI : MonoBehaviour
+{
+    [SerializeField] private Button hostBtn;
+    [SerializeField] private Button serverBtn;
+    [SerializeField] private Button clientBtn;
+
+    private void Start()
+    {
+        hostBtn.onClick.AddListener(() => {
+            NetworkManager.Singleton.StartHost();
+        });
+        serverBtn.onClick.AddListener(() => {
+            NetworkManager.Singleton.StartServer();
+        });
+        clientBtn.onClick.AddListener(() => {
+            NetworkManager.Singleton.StartClient();
+        });
+    }
+}

Assets/Scripts/Multiplayer/NetworkManagerUI.cs.meta

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Assets/Scripts/Multiplayer/NetworkSetup.cs

@@ -0,0 +1,52 @@
+using Netcode.Transports.Facepunch;
+using Steamworks;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using Unity.Netcode;
+using Unity.Netcode.Transports.UTP;
+using Unity.VisualScripting;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+using UnityEngine.UI;
+
+public class NetworkSetup : MonoBehaviour
+{
+    [SerializeField] private Button LocalBtn;
+    [SerializeField] private Button SteamBtn;
+    [SerializeField] private GameObject ButtonsHolder;
+    [SerializeField] private GameObject LoadingText;
+
+    private void OnEnable()
+    {
+        LocalBtn.onClick.AddListener(OnLocalClicked);
+        SteamBtn.onClick.AddListener(OnSteamClicked);
+    }
+
+    private void OnLocalClicked()
+    {
+        LoadingText.SetActive(true);
+        ButtonsHolder.SetActive(false);
+        
+        var transport = NetworkManager.Singleton.gameObject.AddComponent<UnityTransport>();
+        NetworkManager.Singleton.NetworkConfig.NetworkTransport = transport;
+
+        NextScene();
+    }
+
+    private void OnSteamClicked()
+    {
+        LoadingText.SetActive(true);
+        ButtonsHolder.SetActive(false);
+        var transport = NetworkManager.Singleton.gameObject.AddComponent<FacepunchTransport>();
+        NetworkManager.Singleton.NetworkConfig.NetworkTransport = transport;
+    
+        NextScene();
+    }
+
+    private void NextScene()
+    {
+        int currentScene = SceneManager.GetActiveScene().buildIndex;
+        SceneManager.LoadScene(++currentScene);
+    }
+}

Assets/Scripts/Multiplayer/NetworkSetup.cs.meta

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Assets/Scripts/Multiplayer/SteamVsLocalUI.cs

@@ -0,0 +1,27 @@
+using System.Collections;
+using System.Collections.Generic;
+using Unity.Netcode;
+using Unity.Netcode.Transports.UTP;
+using UnityEngine;
+
+public class SteamVsLocalUI : MonoBehaviour
+{
+    [SerializeField] private GameObject LocalUiHolder;
+    [SerializeField] private GameObject SteamUiHolder;
+
+    private void Start()
+    {
+        bool isLocal = NetworkManager.Singleton.NetworkConfig.NetworkTransport is UnityTransport;
+
+        if (isLocal)
+        {
+            LocalUiHolder.SetActive(true);
+            SteamUiHolder.SetActive(false);
+        }
+        else
+        {
+            LocalUiHolder.SetActive(false);
+            SteamUiHolder.SetActive(true);
+        }
+    }
+}

Assets/Scripts/Multiplayer/SteamVsLocalUI.cs.meta

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ProjectSettings/EditorBuildSettings.asset

@@ -6,11 +6,11 @@ EditorBuildSettings:
   serializedVersion: 2
   m_Scenes:
   - enabled: 1
-    path: Assets/Scenes/MainMenu.unity
+    path: Assets/Scenes/MultiplayerTestingScenes/Multi-SetupLoad.unity
-    guid: 33b308b02cb61b643b15ad93698b00ee
+    guid: 08b9a73ba5591104ab2ab2ee218a69f0
   - enabled: 1
-    path: Assets/Scenes/ControlsTutorialScene.unity
+    path: Assets/Scenes/MultiplayerTestingScenes/Multi-MainMenu.unity
-    guid: bc79d5e4c83d675498b09344ca23bde1
+    guid: ab8326cd31eb35d4789ae3ddff98ff0c
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