1 files changed, 59 insertions, 0 deletions
diff --git a/src/app/helpers/sorting-helpers.ts b/src/app/helpers/sorting-helpers.ts
new file mode 100644
index 0000000..94ec9ef
--- /dev/null
+++ b/src/app/helpers/sorting-helpers.ts
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2022. Deutsche Telekom AG
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+
+import { Sort, SortDirection } from '../components/shared/sort/sort.component';
+import { Router } from '@angular/router';
+
+export function parseSortStringToSort(str: string): Sort {
+  return str.startsWith('-')
+    ? { parameter: str.split('-')[1], direction: SortDirection.DESC }
+    : { parameter: str, direction: SortDirection.ASC };
+}
+export function applyNewSorting(router: Router, sort: Sort) {
+  if (sort.direction === SortDirection.NONE) {
+    router.navigate([], {
+      queryParams: { page: 1, sort: null },
+      queryParamsHandling: 'merge',
+    });
+  } else {
+    router.navigate([], {
+      queryParams: { page: 1, sort: sort.direction === SortDirection.ASC ? sort.parameter : '-' + sort.parameter },
+      queryParamsHandling: 'merge',
+    });
+  }
+}
+export function parseSortToSortString(sort: Sort): string {
+  if (sort.direction === SortDirection.ASC) {
+    return sort.parameter;
+  }
+  if (sort.direction === SortDirection.DESC) {
+    return '-' + sort.parameter;
+  }
+  return '';
+}
+
+export function parseSortToSortJsonString(sort: Sort): string {
+  if (sort.direction === SortDirection.ASC) {
+    return '$.' + sort.parameter;
+  }
+  if (sort.direction === SortDirection.DESC) {
+    return '-$.' + sort.parameter;
+  }
+  return '';
+}