added unity files

Assets/RL_DevPlus1/Editor/ProjectAnalyzer/RLPrefabAnalyzer.cs

@@ -0,0 +1,98 @@
+using System.Collections.Generic;
+using UnityEditor;
+using UnityEngine;
+
+namespace RunlevelSystems.DevPlus1.EditorTools
+{
+    public static class RLPrefabAnalyzer
+    {
+        public static List<RLPrefabInfo> AnalyzePrefabs()
+        {
+            List<RLPrefabInfo> results = new List<RLPrefabInfo>();
+            string[] guids = AssetDatabase.FindAssets("t:Prefab");
+
+            foreach (string guid in guids)
+            {
+                string path = AssetDatabase.GUIDToAssetPath(guid);
+                GameObject prefab = AssetDatabase.LoadAssetAtPath<GameObject>(path);
+                if (prefab == null)
+                {
+                    continue;
+                }
+
+                RLPrefabInfo info = new RLPrefabInfo();
+                info.prefabPath = path;
+                TraversePrefab(prefab, info);
+                results.Add(info);
+            }
+
+            return results;
+        }
+
+        private static void TraversePrefab(GameObject gameObject, RLPrefabInfo info)
+        {
+            info.missingScriptCount += GameObjectUtility.GetMonoBehavioursWithMissingScriptCount(gameObject);
+
+            Component[] components = gameObject.GetComponents<Component>();
+            foreach (Component component in components)
+            {
+                if (component == null)
+                {
+                    AddUnique(info.components, "Missing Script");
+                    continue;
+                }
+
+                AddUnique(info.components, component.GetType().Name);
+                if (component is MonoBehaviour)
+                {
+                    AddUnique(info.attachedScripts, component.GetType().Name);
+                }
+
+                CollectReferences(component, info);
+            }
+
+            string prefabSource = PrefabUtility.GetPrefabAssetPathOfNearestInstanceRoot(gameObject);
+            if (!string.IsNullOrEmpty(prefabSource) && prefabSource != info.prefabPath)
+            {
+                AddUnique(info.nestedPrefabs, prefabSource);
+            }
+
+            foreach (Transform child in gameObject.transform)
+            {
+                TraversePrefab(child.gameObject, info);
+            }
+        }
+
+        private static void CollectReferences(Component component, RLPrefabInfo info)
+        {
+            SerializedObject serializedObject = new SerializedObject(component);
+            SerializedProperty property = serializedObject.GetIterator();
+            bool enterChildren = true;
+            while (property.NextVisible(enterChildren))
+            {
+                enterChildren = false;
+                if (property.propertyType != SerializedPropertyType.ObjectReference)
+                {
+                    continue;
+                }
+
+                if (property.objectReferenceValue != null)
+                {
+                    AddUnique(info.importantReferences, component.GetType().Name + "." + property.displayName + " -> " + property.objectReferenceValue.name);
+                }
+                else if (property.objectReferenceInstanceIDValue != 0)
+                {
+                    info.missingReferenceCount++;
+                }
+            }
+        }
+
+        private static void AddUnique(List<string> values, string value)
+        {
+            if (!values.Contains(value))
+            {
+                values.Add(value);
+            }
+        }
+    }
+}