HTTP Interface

lib/src/aasHelper.ts

@@ -70,11 +70,36 @@ export default class AASHelper {
         return current;
     }
 
-    public static findElement(environment: types.Class, checkFunction: (element: types.Class) => boolean): types.Class | null {
-        for (const element of environment.descend()) {
+    public static traverseByShortIds(start: types.Class, shortIds: string[]): types.Class | null {
+        let current: types.Class | null = start;
+        for (const shortId of shortIds) {
+            if (current === null) break;
+
+            current = AASHelper.findChildByIdShort(current, shortId);
+        }
+
+        return current;
+    }
+
+    public static getElementByIdPath(env: types.Environment, submodelOrIdShort: string | types.Submodel, idShorts: string[]): types.Class | null {
+        const sm = typeof submodelOrIdShort === "string" ? AASHelper.findSMByIdShort(env, submodelOrIdShort) : submodelOrIdShort;
+        if (sm === null) return null;
+        return AASHelper.traverseByShortIds(sm, idShorts);
+    }
+
+    public static findElement(start: types.Class, checkFunction: (element: types.Class) => boolean): types.Class | null {
+        for (const element of start.descend()) {
             if (checkFunction(element)) return element;
         }
 
         return null;
     }
+
+    public static findChildByIdShort(start: types.Class, idShort: string): types.Class | null {
+        for (const child of start.descendOnce()) {
+            if ((child as any).idShort === idShort) return child;
+        }
+
+        return null;
+    }
 }