Performance: split validation into multiple files, avoid using 'fixImages' and 'exractImages' into well-known themes as it takes a big chunk of data

src/Models/ThemeConfig/Conversion/ValidateThemeAndLayers.ts

@@ -0,0 +1,28 @@
+import { Bypass, Each, Fuse, On } from "./Conversion"
+import { LayoutConfigJson } from "../Json/LayoutConfigJson"
+import Constants from "../../Constants"
+import { DoesImageExist, ValidateLayerConfig } from "./Validation"
+import { ValidateTheme } from "./ValidateTheme"
+
+export class ValidateThemeAndLayers extends Fuse<LayoutConfigJson> {
+    constructor(
+        doesImageExist: DoesImageExist,
+        path: string,
+        isBuiltin: boolean,
+        sharedTagRenderings?: Set<string>,
+    ) {
+        super(
+            "Validates a theme and the contained layers",
+            new ValidateTheme(doesImageExist, path, isBuiltin, sharedTagRenderings),
+            new On(
+                "layers",
+                new Each(
+                    new Bypass(
+                        (layer) => Constants.added_by_default.indexOf(<any>layer.id) < 0,
+                        new ValidateLayerConfig(undefined, isBuiltin, doesImageExist, false, true),
+                    ),
+                ),
+            ),
+        )
+    }
+}