Antoni Nuñez Romeu
34 lines
1.1 KiB
TypeScript
34 lines
1.1 KiB
TypeScript
import * as LocalAuthentication from 'expo-local-authentication';
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import * as SecureStore from 'expo-secure-store';
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export async function isBiometricsAvailable(): Promise<boolean> {
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const compatible = await LocalAuthentication.hasHardwareAsync();
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const enrolled = await LocalAuthentication.isEnrolledAsync();
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return compatible && enrolled;
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}
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export async function authenticateWithBiometrics(): Promise<boolean> {
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try {
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const result = await LocalAuthentication.authenticateAsync({
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promptMessage: 'Inicia sesión con biometría',
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cancelLabel: 'Cancelar',
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disableDeviceFallback: false,
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});
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return result.success;
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} catch (error) {
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console.error('Biometric authentication error:', error);
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return false;
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}
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}
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export async function saveBiometricCredentials(username: string): Promise<void> {
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await SecureStore.setItemAsync('biometric_username', username);
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}
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export async function getBiometricUsername(): Promise<string | null> {
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return await SecureStore.getItemAsync('biometric_username');
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}
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export async function clearBiometricCredentials(): Promise<void> {
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await SecureStore.deleteItemAsync('biometric_username');
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} |