Nicolas Cantu
55a70866eb
- Add NEXT_PUBLIC_NIP95_UPLOAD_URL to README environment variables section - Add NIP-95 upload service documentation with examples - Create .env.example file with all required environment variables - Improve error message to guide users to README for setup instructions - All TypeScript checks pass
66 lines
1.9 KiB
TypeScript
66 lines
1.9 KiB
TypeScript
import type { MediaRef } from '@/types/nostr'
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const MAX_IMAGE_BYTES = 5 * 1024 * 1024
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const MAX_VIDEO_BYTES = 45 * 1024 * 1024
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const IMAGE_TYPES = ['image/png', 'image/jpeg', 'image/jpg', 'image/webp']
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const VIDEO_TYPES = ['video/mp4', 'video/webm', 'video/quicktime']
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function assertBrowser(): void {
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if (typeof window === 'undefined') {
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throw new Error('NIP-95 upload is only available in the browser')
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}
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}
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function validateFile(file: File): MediaRef['type'] {
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if (IMAGE_TYPES.includes(file.type)) {
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if (file.size > MAX_IMAGE_BYTES) {
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throw new Error('Image exceeds 5MB limit')
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}
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return 'image'
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}
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if (VIDEO_TYPES.includes(file.type)) {
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if (file.size > MAX_VIDEO_BYTES) {
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throw new Error('Video exceeds 45MB limit')
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}
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return 'video'
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}
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throw new Error('Unsupported media type')
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}
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/**
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* Upload media via NIP-95.
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* This implementation validates size/type then delegates to a pluggable uploader.
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* The actual upload endpoint must be provided via env/config; otherwise an error is thrown.
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*/
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export async function uploadNip95Media(file: File): Promise<MediaRef> {
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assertBrowser()
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const mediaType = validateFile(file)
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const endpoint = process.env.NEXT_PUBLIC_NIP95_UPLOAD_URL
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if (!endpoint) {
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throw new Error(
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'NIP-95 upload endpoint is not configured. Please set NEXT_PUBLIC_NIP95_UPLOAD_URL environment variable. See README.md for setup instructions.'
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)
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}
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const formData = new FormData()
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formData.append('file', file)
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const response = await fetch(endpoint, {
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method: 'POST',
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body: formData,
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})
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if (!response.ok) {
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const message = await response.text().catch(() => 'Upload failed')
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throw new Error(message || 'Upload failed')
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}
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const result = (await response.json()) as { url?: string }
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if (!result.url) {
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throw new Error('Upload response missing URL')
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}
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return { url: result.url, type: mediaType }
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}
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