added hotreload

Packages/com.singularitygroup.hotreload/Editor/PlayerBuild/PrebuildIncludeResources.cs

@@ -0,0 +1,60 @@
+using System;
+using UnityEditor;
+using UnityEditor.Build;
+using UnityEngine;
+
+namespace SingularityGroup.HotReload.Editor {
+    /// <summary>Includes HotReload Resources only in development builds</summary>
+    /// <remarks>
+    /// This build script ensures that HotReload Resources are not included in release builds.
+    /// <para>
+    /// When HotReload is enabled:<br/>
+    ///   - include HotReloadSettingsObject in development Android builds.<br/>
+    ///   - exclude HotReloadSettingsObject from the build.<br/>
+    /// When HotReload is disabled:<br/>
+    ///   - excludes HotReloadSettingsObject from the build.<br/>
+    /// </para>
+    /// </remarks>
+#pragma warning disable CS0618
+    internal class PrebuildIncludeResources : IPreprocessBuild, IPostprocessBuild {
+#pragma warning restore CS0618
+        public int callbackOrder => 10;
+
+        // Preprocess warnings don't show up in console
+        bool warnSettingsNotSupported;
+        
+        public void OnPreprocessBuild(BuildTarget target, string path) {
+            try {
+                if (HotReloadBuildHelper.IncludeInThisBuild()) {
+                    // move scriptable object into Resources/ folder
+                    HotReloadSettingsEditor.AddOrRemoveFromBuild(true);
+                } else {
+                    // make sure HotReload resources are not in the build
+                    HotReloadSettingsEditor.AddOrRemoveFromBuild(false);
+                    
+                    var options = HotReloadSettingsEditor.LoadSettingsOrDefault();
+                    var so = new SerializedObject(options);
+                    if (IncludeInBuildOption.I.GetValue(so)) {
+                        warnSettingsNotSupported = true;
+                    }
+                }
+            } catch (BuildFailedException) {
+                throw;
+            } catch (Exception ex) {
+                throw new BuildFailedException(ex);
+            }
+        }
+        
+        public void OnPostprocessBuild(BuildTarget target, string path) {
+            if (warnSettingsNotSupported) {
+                Debug.LogWarning("Hot Reload was not included in the build because one or more build settings were not supported.");
+            }
+        }
+
+        // Do nothing in post build. settings asset will be dirty if build fails, so not worth fixing just for successful builds.
+        // [PostProcessBuild]
+        // private static void PostBuild(BuildTarget target, string pathToBuiltProject) {
+        // }
+    }
+
+}