1 files changed, 28 insertions, 0 deletions
diff --git a/src/pybind/mgr/dashboard/frontend/src/app/shared/classes/cd-helper.class.ts b/src/pybind/mgr/dashboard/frontend/src/app/shared/classes/cd-helper.class.ts
new file mode 100644
index 000000000..250573125
--- /dev/null
+++ b/src/pybind/mgr/dashboard/frontend/src/app/shared/classes/cd-helper.class.ts
@@ -0,0 +1,28 @@
+import _ from 'lodash';
+
+export class CdHelperClass {
+  /**
+   * Simple way to only update variables if they have really changed and not just the reference
+   *
+   * @param componentThis - In order to update the variables if necessary
+   * @param change - The variable name (attribute of the object) is followed by the current value
+   *                 it would update even if it equals
+   */
+  static updateChanged(componentThis: any, change: { [publicVarName: string]: any }) {
+    let hasChanges = false;
+
+    Object.keys(change).forEach((publicVarName) => {
+      const data = change[publicVarName];
+      if (!_.isEqual(data, componentThis[publicVarName])) {
+        componentThis[publicVarName] = data;
+        hasChanges = true;
+      }
+    });
+
+    return hasChanges;
+  }
+
+  static cdVersionHeader(major_ver: string, minor_ver: string) {
+    return `application/vnd.ceph.api.v${major_ver}.${minor_ver}+json`;
+  }
+}