feat(frontend): query component gebruiken bij CreateAssignment

frontend/src/utils/assignment-rules.ts

@@ -0,0 +1,64 @@
+/**
+ * Validation rule for the assignment title.
+ *
+ * Ensures that the title is not empty.
+ */
+export const assignmentTitleRules = [
+    (value: string) => {
+        if (value?.length >= 1) return true;  // Title must not be empty
+        return 'Title cannot be empty.';
+    },
+];
+
+/**
+ * Validation rule for the learning path selection.
+ *
+ * Ensures that a valid learning path is selected.
+ */
+export const learningPathRules = [
+    (value: { hruid: string; title: string }) => {
+        if (value && value.hruid) {
+            return true;  // Valid if hruid is present
+        }
+        return 'You must select a learning path.';
+    },
+];
+
+/**
+ * Validation rule for the classes selection.
+ *
+ * Ensures that at least one class is selected.
+ */
+export const classRules = [
+    (value: string) => {
+        if (value) return true;
+        return 'You must select at least one class.';
+    },
+];
+
+/**
+ * Validation rule for the deadline field.
+ *
+ * Ensures that a valid deadline is selected and is in the future.
+ */
+export const deadlineRules = [
+    (value: string) => {
+        if (!value) return "You must set a deadline.";
+
+        const selectedDateTime = new Date(value);
+        const now = new Date();
+
+        if (isNaN(selectedDateTime.getTime())) return "Invalid date or time.";
+
+        if (selectedDateTime <= now) return "The deadline must be in the future.";
+
+        return true;
+    },
+];
+
+export const descriptionRules = [
+    (value: string) => {
+        if (!value || value.trim() === "") return "Description cannot be empty.";
+        return true;
+    },
+];