feat: surface 429 Retry-After as cooldown toast on invite resend

src/locales/en/main.json

@@ -3303,6 +3303,8 @@
       },
       "inviteResent": "Invite resent",
       "inviteResendFailed": "Failed to resend invite",
+      "inviteResendCooldown": "You're resending invites too quickly",
+      "inviteResendCooldownDetail": "You can resend in {seconds} second | You can resend in {seconds} seconds",
       "failedToUpdateWorkspace": "Failed to update workspace",
       "failedToCreateWorkspace": "Failed to create workspace",
       "failedToDeleteWorkspace": "Failed to delete workspace",

src/platform/workspace/api/workspaceApi.ts

@@ -160,13 +160,22 @@ export class WorkspaceApiError extends Error {
   constructor(
     message: string,
     public readonly status?: number,
-    public readonly code?: string
+    public readonly code?: string,
+    public readonly retryAfter?: number
   ) {
     super(message)
     this.name = 'WorkspaceApiError'
   }
 }
 
+function parseRetryAfterSeconds(value: unknown): number | undefined {
+  if (typeof value !== 'string' || value.trim() === '') return undefined
+  const seconds = Number(value)
+  return Number.isFinite(seconds) && seconds > 0
+    ? Math.ceil(seconds)
+    : undefined
+}
+
 const workspaceApiClient = axios.create({
   headers: {
     'Content-Type': 'application/json'
@@ -189,10 +198,15 @@ function handleAxiosError(err: unknown): never {
     )
     // Callers compare `code` against server-defined values, so the parser's
     // "no code reported" sentinel must stay out of that contract.
+    const retryAfter =
+      status === 429
+        ? parseRetryAfterSeconds(err.response?.headers?.['retry-after'])
+        : undefined
     throw new WorkspaceApiError(
       message,
       status,
-      code === UNKNOWN_ERROR_CODE ? undefined : code
+      code === UNKNOWN_ERROR_CODE ? undefined : code,
+      retryAfter
     )
   }
   throw err

src/platform/workspace/composables/useMembersPanel.ts

@@ -8,6 +8,7 @@ import { useCurrentUser } from '@/composables/auth/useCurrentUser'
 import { useBillingContext } from '@/composables/billing/useBillingContext'
 import { useFeatureFlags } from '@/composables/useFeatureFlags'
 import { useSubscriptionDialog } from '@/platform/cloud/subscription/composables/useSubscriptionDialog'
+import { WorkspaceApiError } from '@/platform/workspace/api/workspaceApi'
 import type { WorkspaceRole } from '@/platform/workspace/api/workspaceApi'
 import { useTeamPlan } from '@/platform/workspace/composables/useTeamPlan'
 import { useWorkspaceUI } from '@/platform/workspace/composables/useWorkspaceUI'
@@ -349,7 +350,23 @@ export function useMembersPanel() {
         summary: t('workspacePanel.toast.inviteResent'),
         life: 2000
       })
-    } catch {
+    } catch (err) {
+      if (err instanceof WorkspaceApiError && err.status === 429) {
+        const seconds = err.retryAfter
+        toast.add({
+          severity: 'warn',
+          summary: t('workspacePanel.toast.inviteResendCooldown'),
+          detail: seconds
+            ? t(
+                'workspacePanel.toast.inviteResendCooldownDetail',
+                { seconds },
+                seconds
+              )
+            : undefined,
+          life: Math.min((seconds ?? 5) * 1000, 10_000)
+        })
+        return
+      }
       toast.add({
         severity: 'error',
         summary: t('workspacePanel.toast.inviteResendFailed')