rework of the event admin UI

resources/js/admin/lib/events.ts

@@ -0,0 +1,82 @@
+import type { TenantEvent } from '../api';
+
+function isTranslatableName(value: unknown): value is Record<string, string> {
+  return Boolean(value && typeof value === 'object');
+}
+
+export function resolveEventDisplayName(event?: TenantEvent | null): string {
+  if (!event) {
+    return 'Event';
+  }
+
+  const { name, slug } = event;
+
+  if (typeof name === 'string' && name.trim().length > 0) {
+    return name;
+  }
+
+  if (isTranslatableName(name)) {
+    const match = Object.values(name).find(
+      (entry) => typeof entry === 'string' && entry.trim().length > 0,
+    );
+    if (match) {
+      return match;
+    }
+  }
+
+  return slug ?? 'Event';
+}
+
+export function formatEventDate(value?: string | null, locale = 'de-DE'): string | null {
+  if (!value) {
+    return null;
+  }
+
+  const date = new Date(value);
+  if (Number.isNaN(date.getTime())) {
+    return null;
+  }
+
+  try {
+    return new Intl.DateTimeFormat(locale, {
+      day: '2-digit',
+      month: 'short',
+      year: 'numeric',
+    }).format(date);
+  } catch {
+    return date.toISOString().slice(0, 10);
+  }
+}
+
+export function resolveEngagementMode(event?: TenantEvent | null): 'tasks' | 'photo_only' | null {
+  if (!event) {
+    return null;
+  }
+
+  if (event.engagement_mode) {
+    return event.engagement_mode;
+  }
+
+  if (event.settings && typeof event.settings === 'object') {
+    const mode = event.settings.engagement_mode;
+    if (mode === 'tasks' || mode === 'photo_only') {
+      return mode;
+    }
+  }
+
+  return null;
+}
+
+export function formatEventStatusLabel(
+  status: TenantEvent['status'] | null,
+  t: (key: string, options?: Record<string, unknown>) => string,
+): string {
+  const map: Record<string, { key: string; fallback: string }> = {
+    published: { key: 'events.status.published', fallback: 'Veröffentlicht' },
+    draft: { key: 'events.status.draft', fallback: 'Entwurf' },
+    archived: { key: 'events.status.archived', fallback: 'Archiviert' },
+  };
+
+  const target = map[status ?? 'draft'] ?? map.draft;
+  return t(target.key, { defaultValue: target.fallback });
+}