feat(backend): De meest recente indiening wordt automatisch ingeladen.

frontend/src/utils/array-utils.ts

@@ -0,0 +1,5 @@
+export function copyArrayWith<T>(index: number, newValue: T, array: T[]) {
+    const copy = [...array];
+    copy[index] = newValue;
+    return copy;
+}

frontend/src/utils/deep-equals.ts

@@ -0,0 +1,20 @@
+export function deepEquals<T>(a: T, b: T): boolean {
+    if (a === b) return true;
+
+    if (typeof a !== 'object' || typeof b !== 'object' || a == null || b == null)
+        return false;
+
+    if (Array.isArray(a) !== Array.isArray(b)) return false;
+
+    if (Array.isArray(a) && Array.isArray(b)) {
+        if (a.length !== b.length) return false;
+        return a.every((val, i) => deepEquals(val, b[i]));
+    }
+
+    const keysA = Object.keys(a) as (keyof T)[];
+    const keysB = Object.keys(b) as (keyof T)[];
+
+    if (keysA.length !== keysB.length) return false;
+
+    return keysA.every(key => deepEquals(a[key], b[key]));
+}