ADD - share CrewLink group invitations

frontend/src/utils/easyshare.test.ts

@@ -2,6 +2,7 @@ import { describe, expect, it } from 'vitest'
 
 import type { EasySharePayload } from '@/types/easyshare'
 import {
+  easyShareCrewLinkInviteCode,
   easyShareDestinationAppIds,
   easyShareRoute,
 } from '@/utils/easyshare'
@@ -74,6 +75,26 @@ describe('EasyShare deep links', () => {
       query: { easyShareId: id, easyShareKind: kind },
     })
   })
+
+  it('extracts a CrewLink invitation code from a shared deep link', () => {
+    expect(
+      easyShareCrewLinkInviteCode(
+        'link',
+        'skyphone://crewlink/invite/ab12cd34',
+        'ignored',
+      ),
+    ).toBe('AB12CD34')
+  })
+
+  it('accepts the canonical payload id as a CrewLink invite fallback', () => {
+    expect(easyShareCrewLinkInviteCode('link', '', 'n1ght247')).toBe('N1GHT247')
+    expect(
+      easyShareCrewLinkInviteCode('profile', '', 'n1ght247'),
+    ).toBeNull()
+    expect(
+      easyShareCrewLinkInviteCode('link', '', 'invalid-code'),
+    ).toBeNull()
+  })
 })
 
 describe('EasyShare destination suggestions', () => {

frontend/src/utils/easyshare.ts

@@ -59,6 +59,22 @@ export function easyShareRoute(payload: EasySharePayload): {
   }
 }
 
+export function easyShareCrewLinkInviteCode(
+  kind: unknown,
+  link: unknown,
+  id: unknown,
+): string | null {
+  if (kind !== 'link') return null
+  if (typeof link === 'string') {
+    const match = link.match(/^skyphone:\/\/crewlink\/invite\/([a-z0-9]{8})$/i)
+    if (match) return match[1].toUpperCase()
+  }
+  if (typeof id === 'string' && /^[a-z0-9]{8}$/i.test(id)) {
+    return id.toUpperCase()
+  }
+  return null
+}
+
 export async function openEasySharePayload(
   router: Router,
   payload: EasySharePayload,