1 files changed, 75 insertions, 0 deletions
diff --git a/Assets/Scripts/Editor/ImportSampleMenu.cs b/Assets/Scripts/Editor/ImportSampleMenu.cs
new file mode 100644
index 0000000..c53fc9b
--- /dev/null
+++ b/Assets/Scripts/Editor/ImportSampleMenu.cs
@@ -0,0 +1,75 @@
+#if !UNITY_2019_1_OR_NEWER
+using System.IO;
+using System.Linq;
+using System.Text.RegularExpressions;
+using UnityEditor;
+
+namespace Coffee.UIEffects
+{
+    public static class ImportSampleMenu
+    {
+        private const string jsonGuid = "546af75b6221c4768be79d67c9cea1fb";
+
+        [MenuItem("Assets/Samples/UIEffect/Import Demo")]
+        private static void ImportDemo()
+        {
+            ImportSample(jsonGuid, "Demo");
+        }
+
+        private static void ImportSample(string jsonGuid, string sampleName)
+        {
+            var jsonPath = AssetDatabase.GUIDToAssetPath(jsonGuid);
+            var json = File.ReadAllText(jsonPath);
+            var version = Regex.Match(json, "\"version\"\\s*:\\s*\"([^\"]+)\"").Groups[1].Value;
+            var displayName = Regex.Match(json, "\"displayName\"\\s*:\\s*\"([^\"]+)\"").Groups[1].Value;
+            var src = string.Format("{0}/Samples~/{1}", Path.GetDirectoryName(jsonPath), sampleName);
+            var srcAlt = string.Format("{0}/Samples/{1}", Path.GetDirectoryName(jsonPath), sampleName);
+            var dst = string.Format("Assets/Samples/{0}/{1}/{2}", displayName, version, sampleName);
+            var previousPath = GetPreviousSamplePath(displayName, sampleName);
+
+            // Remove the previous sample directory.
+            if (!string.IsNullOrEmpty(previousPath))
+            {
+                var msg = "A different version of the sample is already imported at\n\n"
+                          + previousPath
+                          + "\n\nIt will be deleted when you update. Are you sure you want to continue?";
+                if (!EditorUtility.DisplayDialog("Sample Importer", msg, "OK", "Cancel"))
+                    return;
+
+                FileUtil.DeleteFileOrDirectory(previousPath);
+
+                var metaFile = previousPath + ".meta";
+                if (File.Exists(metaFile))
+                    FileUtil.DeleteFileOrDirectory(metaFile);
+            }
+
+            if (!Directory.Exists(dst))
+                FileUtil.DeleteFileOrDirectory(dst);
+
+            var dstDir = Path.GetDirectoryName(dst);
+            if (!Directory.Exists(dstDir))
+                Directory.CreateDirectory(dstDir);
+
+            if (Directory.Exists(src))
+                FileUtil.CopyFileOrDirectory(src, dst);
+            else if (Directory.Exists(srcAlt))
+                FileUtil.CopyFileOrDirectory(srcAlt, dst);
+            else
+                throw new DirectoryNotFoundException(src);
+
+            AssetDatabase.Refresh(ImportAssetOptions.ImportRecursive);
+        }
+
+        private static string GetPreviousSamplePath(string displayName, string sampleName)
+        {
+            var sampleRoot = string.Format("Assets/Samples/{0}", displayName);
+            var sampleRootInfo = new DirectoryInfo(sampleRoot);
+            if (!sampleRootInfo.Exists) return null;
+
+            return sampleRootInfo.GetDirectories()
+                .Select(versionDir => Path.Combine(versionDir.ToString(), sampleName))
+                .FirstOrDefault(Directory.Exists);
+        }
+    }
+}
+#endif