33 lines
1.0 KiB
TypeScript
33 lines
1.0 KiB
TypeScript
import { Platform } from 'react-native';
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import {
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retrieveVerificationCode,
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startSmsHandling,
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} from '@eabdullazyanov/react-native-sms-user-consent';
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/** 用户点允许后，从短信正文取数字（优先 preferLength 位，否则取第一段数字） */
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export function digitsFromSms(message: string, preferLength?: number): string {
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if (preferLength) {
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const exact = retrieveVerificationCode(message, preferLength);
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if (exact) return exact;
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}
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const m = message.match(/\d+/);
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return m ? m[0] : '';
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}
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/**
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* SMS User Consent：系统弹窗，用户同意后才回调；无需 READ_SMS / app hash。
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*/
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export function startSmsUserConsentListener(
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preferLength: number,
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onDigits: (digits: string) => void,
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): () => void {
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if (Platform.OS !== 'android') return () => {};
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return startSmsHandling((event) => {
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const sms = event?.sms ?? '';
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if (!sms) return;
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const digits = digitsFromSms(sms, preferLength);
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if (digits) onDigits(digits);
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});
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}
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