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Assets/Photon/PhotonChat/Demos/Demo Chat/Code/ChatSettings.cs

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+using System.IO;
+using UnityEngine;
+
+
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+
+namespace Photon.Chat.DemoChat
+{
+    /// <summary>
+    /// Utility class to provide an instance with the Chat AppId to use by the demo. Can use PUN PhotonServerSettings or work as standalone.
+    /// </summary>
+    /// <remarks>
+    /// See the Instance getter for the different implementations (with and without PUN).
+    /// </remarks>
+    public class ChatSettings : ScriptableObject
+    {
+        [Tooltip("Your Chat AppId from Photon Dashboard")]
+        public string AppId;
+
+        [HideInInspector]
+        public bool WizardDone;
+
+
+        //  backing field for property
+        private static ChatSettings instance;
+
+        // provides access to instance of ChatSettings. file gets created if not available
+        public static ChatSettings Instance
+        {
+            get
+            {
+                #if PUN_2_OR_NEWER
+                if (instance == null)
+                {
+                    instance = ScriptableObject.CreateInstance<ChatSettings>();
+                }
+
+                instance.AppId = Photon.Pun.PhotonNetwork.PhotonServerSettings.AppSettings.AppIdChat;
+                return instance;
+
+                #else
+
+                if (instance == null)
+                {
+                    instance = Load();
+                }
+
+                return instance;
+                #endif
+            }
+        }
+
+
+        // loads existing "ChatSettingsFile" of type ChatSettings from a Resources folder
+        public static ChatSettings Load()
+        {
+            ChatSettings settings = (ChatSettings)Resources.Load("ChatSettingsFile", typeof(ChatSettings));
+            if (settings != null)
+            {
+                return settings;
+            }
+            else
+            {
+                return Create();
+            }
+        }
+
+        // creates an instance of ChatSettings and in Editor, stores it in a default path
+        private static ChatSettings Create()
+        {
+            ChatSettings settings = (ChatSettings)ScriptableObject.CreateInstance("ChatSettings");
+            #if UNITY_EDITOR
+            if (!Directory.Exists("Assets/Resources"))
+            {
+                AssetDatabase.CreateFolder("Assets", "Resources");
+                AssetDatabase.ImportAsset("Assets/Resources");
+            }
+
+            AssetDatabase.CreateAsset(settings, "Assets/Resources/ChatSettingsFile.asset");
+            EditorUtility.SetDirty(settings);
+
+            settings = (ChatSettings)Resources.Load("ChatSettingsFile", typeof(ChatSettings));
+            #endif
+            return settings;
+        }
+    }
+}