elpatron
1326045b25
Prüft videoinput-Geräte beim Öffnen des Foto-Modals und zeigt eine klare Meldung statt leerem Kamera-UI; getUserMedia-Fehler differenziert. Co-authored-by: Cursor <cursoragent@cursor.com>
34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
export type CameraAvailability = 'available' | 'none' | 'unsupported'
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/** Whether the browser exposes camera APIs at all. */
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export function isCameraApiSupported(): boolean {
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return typeof navigator !== 'undefined' && !!navigator.mediaDevices?.getUserMedia
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}
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/** Best-effort probe for at least one video input device (no permission prompt). */
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export async function probeCameraAvailability(): Promise<CameraAvailability> {
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if (!isCameraApiSupported()) return 'unsupported'
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if (!navigator.mediaDevices?.enumerateDevices) {
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// Cannot list devices; defer to getUserMedia attempt in the capture UI.
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return 'available'
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}
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try {
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const devices = await navigator.mediaDevices.enumerateDevices()
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if (devices.some((d) => d.kind === 'videoinput')) return 'available'
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return 'none'
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} catch {
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return 'none'
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}
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}
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export function cameraErrorKeyFromDomException(err: unknown): string {
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const name = err instanceof DOMException ? err.name : ''
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if (name === 'NotFoundError' || name === 'OverconstrainedError') {
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return 'logs.live_photo_no_camera'
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}
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if (name === 'NotAllowedError' || name === 'NotReadableError' || name === 'SecurityError') {
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return 'logs.live_photo_camera_denied'
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}
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return 'logs.live_photo_camera_unavailable'
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}
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