From b7fd893697341ca14d64f5872336278a66d2275d Mon Sep 17 00:00:00 2001
From: Egor <egor.andrianovv@gmail.com>
Date: Tue, 20 Jan 2026 14:29:39 +0300
Subject: [PATCH] Update client.ts

---
 src/api/client.ts | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/src/api/client.ts b/src/api/client.ts
index 808184c..b1d4714 100644
--- a/src/api/client.ts
+++ b/src/api/client.ts
@@ -87,6 +87,31 @@ apiClient.interceptors.request.use(async (config: InternalAxiosRequestConfig) =>
   return config
 })
 
+// Custom error types for special handling
+export interface MaintenanceError {
+  code: 'maintenance'
+  message: string
+  reason?: string
+}
+
+export interface ChannelSubscriptionError {
+  code: 'channel_subscription_required'
+  message: string
+  channel_link?: string
+}
+
+export function isMaintenanceError(error: unknown): error is { response: { status: 503, data: { detail: MaintenanceError } } } {
+  if (!error || typeof error !== 'object') return false
+  const err = error as AxiosError<{ detail: MaintenanceError }>
+  return err.response?.status === 503 && err.response?.data?.detail?.code === 'maintenance'
+}
+
+export function isChannelSubscriptionError(error: unknown): error is { response: { status: 403, data: { detail: ChannelSubscriptionError } } } {
+  if (!error || typeof error !== 'object') return false
+  const err = error as AxiosError<{ detail: ChannelSubscriptionError }>
+  return err.response?.status === 403 && err.response?.data?.detail?.code === 'channel_subscription_required'
+}
+
 // Response interceptor - handle 401 as fallback
 apiClient.interceptors.response.use(
   (response) => response,