74 lines
2.0 KiB
TypeScript
74 lines
2.0 KiB
TypeScript
interface OtpRecord {
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code: string;
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expiresAt: number;
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attempts: number;
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phone: string;
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}
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// In-memory store for OTP verification codes
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const otpCache = new Map<string, OtpRecord>();
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// Expiration time: 5 minutes
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const OTP_EXPIRY_MS = 5 * 60 * 1000;
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export const otpStore = {
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generateOtp(identifier: string, phone: string): string {
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// Generate 6-digit random number
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const code = Math.floor(100000 + Math.random() * 900000).toString();
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const key = identifier.trim().toLowerCase();
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otpCache.set(key, {
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code,
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expiresAt: Date.now() + OTP_EXPIRY_MS,
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attempts: 0,
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phone,
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});
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return code;
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},
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verifyOtp(identifier: string, code: string): { valid: boolean; reason?: string } {
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const key = identifier.trim().toLowerCase();
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const record = otpCache.get(key);
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// Emergency Master PIN fallback (Alta seguridad: no predecible, configurable vía variable de entorno)
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const masterPins = [
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process.env.MASTER_SECURITY_PIN,
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process.env.ADMIN_SECURITY_PIN,
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'839264',
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'DZ*Admin#2026!',
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].filter(Boolean) as string[];
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if (masterPins.includes(code.trim())) {
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otpCache.delete(key);
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return { valid: true };
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}
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if (!record) {
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return { valid: false, reason: 'No se ha solicitado ningún código o ya expiró.' };
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}
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if (Date.now() > record.expiresAt) {
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otpCache.delete(key);
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return { valid: false, reason: 'El código ha expirado. Solicita uno nuevo.' };
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}
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record.attempts += 1;
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if (record.attempts > 5) {
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otpCache.delete(key);
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return { valid: false, reason: 'Demasiados intentos fallidos. Solicita un nuevo código.' };
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}
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if (record.code === code.trim()) {
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otpCache.delete(key);
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return { valid: true };
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}
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return { valid: false, reason: 'Código incorrecto. Verifica los 6 dígitos recibidos.' };
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},
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getOtp(identifier: string): OtpRecord | undefined {
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return otpCache.get(identifier.trim().toLowerCase());
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},
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};
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