Fix CORS issue by changing default NIP-95 endpoint to void.cat and adding fallback to try multiple endpoints

lib/configStorageTypes.ts

@@ -41,11 +41,18 @@ export const DEFAULT_RELAYS: RelayConfig[] = [
 export const DEFAULT_NIP95_APIS: Nip95Config[] = [
   {
     id: 'default',
-    url: 'https://nostr.build/api/v2/upload',
+    url: 'https://void.cat/upload',
     enabled: true,
     priority: 1,
     createdAt: Date.now(),
   },
+  {
+    id: 'nostrbuild',
+    url: 'https://nostr.build/api/v2/upload',
+    enabled: false,
+    priority: 2,
+    createdAt: Date.now(),
+  },
 ]
 
 export const DEFAULT_PLATFORM_LIGHTNING_ADDRESS = ''

lib/nip95.ts

@@ -1,5 +1,5 @@
 import type { MediaRef } from '@/types/nostr'
-import { getPrimaryNip95Api } from './config'
+import { getEnabledNip95Apis } from './config'
 
 const MAX_IMAGE_BYTES = 5 * 1024 * 1024
 const MAX_VIDEO_BYTES = 45 * 1024 * 1024
@@ -29,41 +29,46 @@ function validateFile(file: File): MediaRef['type'] {
 }
 
 /**
- * Upload media via NIP-95.
- * This implementation validates size/type then delegates to a pluggable uploader.
- * The actual upload endpoint must be provided via env/config; otherwise an error is thrown.
+ * Parse upload response from different NIP-95 providers
+ * Supports void.cat format: { ok: true, file: { id, url } } or { url: string }
+ * Supports nostr.build format: { url: string }
  */
-export async function uploadNip95Media(file: File): Promise<MediaRef> {
-  assertBrowser()
-  const mediaType = validateFile(file)
-
-  const endpoint = await getPrimaryNip95Api()
-  if (!endpoint) {
-    throw new Error(
-      'NIP-95 upload endpoint is not configured. Please configure a NIP-95 API endpoint in the application settings.'
-    )
+function parseUploadResponse(result: unknown, endpoint: string): string {
+  if (typeof result !== 'object' || result === null) {
+    throw new Error('Invalid upload response format')
   }
 
-  const formData = new FormData()
-  formData.append('file', file)
+  const obj = result as Record<string, unknown>
 
-  let response: Response
-  try {
-    response = await fetch(endpoint, {
-      method: 'POST',
-      body: formData,
-    })
-  } catch (e) {
-    const errorMessage = e instanceof Error ? e.message : 'Network error'
-    console.error('NIP-95 upload fetch error:', {
-      endpoint,
-      error: errorMessage,
-      fileSize: file.size,
-      fileType: file.type,
-    })
-    throw new Error(`Failed to fetch upload endpoint: ${errorMessage}`)
+  // void.cat format: { ok: true, file: { id, url } }
+  if ('ok' in obj && obj.ok === true && 'file' in obj) {
+    const file = obj.file as Record<string, unknown>
+    if (typeof file.url === 'string') {
+      return file.url
+    }
   }
 
+  // Standard format: { url: string }
+  if ('url' in obj && typeof obj.url === 'string') {
+    return obj.url
+  }
+
+  console.error('NIP-95 upload missing URL:', {
+    endpoint,
+    response: result,
+  })
+  throw new Error('Upload response missing URL')
+}
+
+/**
+ * Try uploading to a single endpoint
+ */
+async function tryUploadEndpoint(endpoint: string, formData: FormData): Promise<string> {
+  const response = await fetch(endpoint, {
+    method: 'POST',
+    body: formData,
+  })
+
   if (!response.ok) {
     let errorMessage = 'Upload failed'
     try {
@@ -72,37 +77,61 @@ export async function uploadNip95Media(file: File): Promise<MediaRef> {
     } catch (_e) {
       errorMessage = `HTTP ${response.status} ${response.statusText}`
     }
-    console.error('NIP-95 upload response error:', {
-      endpoint,
-      status: response.status,
-      statusText: response.statusText,
-      errorMessage,
-      fileSize: file.size,
-      fileType: file.type,
-    })
     throw new Error(errorMessage)
   }
 
-  let result: { url?: string }
+  let result: unknown
   try {
-    result = (await response.json()) as { url?: string }
+    result = await response.json()
   } catch (e) {
     const errorMessage = e instanceof Error ? e.message : 'Invalid JSON response'
-    console.error('NIP-95 upload JSON parse error:', {
-      endpoint,
-      error: errorMessage,
-      status: response.status,
-    })
     throw new Error(`Invalid upload response: ${errorMessage}`)
   }
 
-  if (!result.url) {
-    console.error('NIP-95 upload missing URL:', {
-      endpoint,
-      response: result,
-    })
-    throw new Error('Upload response missing URL')
+  return parseUploadResponse(result, endpoint)
+}
+
+/**
+ * Upload media via NIP-95.
+ * Tries all enabled endpoints in order until one succeeds.
+ * This implementation validates size/type then delegates to a pluggable uploader.
+ */
+export async function uploadNip95Media(file: File): Promise<MediaRef> {
+  assertBrowser()
+  const mediaType = validateFile(file)
+
+  const endpoints = await getEnabledNip95Apis()
+  if (endpoints.length === 0) {
+    throw new Error(
+      'NIP-95 upload endpoint is not configured. Please configure a NIP-95 API endpoint in the application settings.'
+    )
   }
 
-  return { url: result.url, type: mediaType }
+  const formData = new FormData()
+  formData.append('file', file)
+
+  let lastError: Error | null = null
+  for (const endpoint of endpoints) {
+    try {
+      const url = await tryUploadEndpoint(endpoint, formData)
+      return { url, type: mediaType }
+    } catch (e) {
+      const error = e instanceof Error ? e : new Error(String(e))
+      const errorMessage = error.message
+      console.error('NIP-95 upload endpoint error:', {
+        endpoint,
+        error: errorMessage,
+        fileSize: file.size,
+        fileType: file.type,
+      })
+      lastError = error
+      // Continue to next endpoint
+    }
+  }
+
+  // All endpoints failed
+  if (lastError) {
+    throw new Error(`Failed to upload to all endpoints: ${lastError.message}`)
+  }
+  throw new Error('Failed to upload: no endpoints available')
 }