add names to conversation view and set header styles

Change-Id: Ic34b2cea754a5a82224a9fbf158b0126c7e44a5e
diff --git a/client/src/utils/translations.ts b/client/src/utils/translations.ts
new file mode 100644
index 0000000..4a559a5
--- /dev/null
+++ b/client/src/utils/translations.ts
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2022 Savoir-faire Linux Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this program.  If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+export type Interpolations = Record<string, string>;
+
+export interface TranslateEnumerationOptions<T> {
+  // partial i18next interpolation key to which an index will be added
+  elementPartialKey: string;
+  // function to retrieve the i18next interpolation value
+  getElementValue: (element: T) => string;
+  // functions to translate the enumeration according to the number of elements
+  // The index of the function corresponds to the number of elements in the enumeration
+  // If the number of elements is higher than the number of functions, then the last function of the array will be used
+  translaters: ((interpolations: Interpolations) => string)[];
+}
+
+export const translateEnumeration = <T>(list: T[], options: TranslateEnumerationOptions<T>): string => {
+  const quantity = list.length;
+  const max = options.translaters.length;
+
+  const interpolations: Interpolations = {};
+
+  for (let i = 0; i < quantity && i < max; i++) {
+    const elementKey = `${options.elementPartialKey}${i}`;
+    interpolations[elementKey] = options.getElementValue(list[i]);
+  }
+
+  interpolations.excess = (max - quantity + 1).toString();
+
+  const translaterIndex = quantity <= max ? quantity : max;
+
+  return options.translaters[translaterIndex](interpolations);
+};