feature: localization's first implmentation done. all frontend hardcoded text is now localized.

frontend/src/components/treatment/caseSendLabel.ts

@@ -1,17 +1,23 @@
 import type { LinkedOrganizationOption, TreatmentCaseSendInfo } from '@/types/treatment';
 
+export type CaseSendLabelT = (
+  key: 'sentToAt' | 'fallbackOrgName',
+  values?: { orgName: string; datetime: string },
+) => string;
+
 export function formatCaseSentLines(
   sends: TreatmentCaseSendInfo[] | undefined,
-  fallback?: {
+  fallback: {
     organizationIds: string[];
     sentAt: string | null;
     orgs?: LinkedOrganizationOption[];
-  },
+  } | undefined,
+  t: CaseSendLabelT,
 ): string[] {
   if (sends?.length) {
     return sends.map((s) => {
       const at = new Date(s.sentAt).toLocaleString();
-      return `Sent to ${s.organizationName} at ${at}`;
+      return t('sentToAt', { orgName: s.organizationName, datetime: at });
     });
   }
 
@@ -19,8 +25,8 @@ export function formatCaseSentLines(
     const at = new Date(fallback.sentAt).toLocaleString();
     const nameById = new Map(fallback.orgs?.map((o) => [o.id, o.name]) ?? []);
     return fallback.organizationIds.map((id) => {
-      const name = nameById.get(id) ?? 'organization';
-      return `Sent to ${name} at ${at}`;
+      const name = nameById.get(id) ?? t('fallbackOrgName');
+      return t('sentToAt', { orgName: name, datetime: at });
     });
   }
 
@@ -29,12 +35,13 @@ export function formatCaseSentLines(
 
 export function formatCaseSentSummary(
   sends: TreatmentCaseSendInfo[] | undefined,
-  fallback?: {
+  fallback: {
     organizationIds: string[];
     sentAt: string | null;
     orgs?: LinkedOrganizationOption[];
-  },
+  } | undefined,
+  t: CaseSendLabelT,
 ): string | null {
-  const lines = formatCaseSentLines(sends, fallback);
+  const lines = formatCaseSentLines(sends, fallback, t);
   return lines.length > 0 ? lines.join(' · ') : null;
 }