Client: centralize http res extraction in a service

1 files changed, 27 insertions, 0 deletions

diff --git a/client/src/app/shared/rest/rest.service.ts b/client/src/app/shared/rest/rest.service.ts
new file mode 100644
index 000000000..16b47e957
--- /dev/null
+++ b/client/src/app/shared/rest/rest.service.ts
@@ -0,0 +1,27 @@
+import { Injectable } from '@angular/core';
+import { URLSearchParams } from '@angular/http';
+
+import { RestPagination } from './rest-pagination';
+
+@Injectable()
+export class RestService {
+
+  buildRestGetParams(pagination?: RestPagination, sort?: string) {
+    const params = new URLSearchParams();
+
+    if (pagination) {
+      const start: number = (pagination.currentPage - 1) * pagination.itemsPerPage;
+      const count: number = pagination.itemsPerPage;
+
+      params.set('start', start.toString());
+      params.set('count', count.toString());
+    }
+
+    if (sort) {
+      params.set('sort', sort);
+    }
+
+    return params;
+  }
+
+}