add cooldown notification repeat

apps/sso-core/src/domain/auth.service.ts

@@ -1,4 +1,4 @@
-import { BadRequestException, Injectable, UnauthorizedException } from '@nestjs/common';
+import { BadRequestException, HttpException, HttpStatus, Injectable, UnauthorizedException } from '@nestjs/common';
 import { ConfigService } from '@nestjs/config';
 import { JwtService } from '@nestjs/jwt';
 import * as bcrypt from 'bcryptjs';
@@ -214,6 +214,30 @@ export class AuthService {
   async sendOtp(recipient: string, channel?: string, ipAddress?: string) {
     const existingUser = await this.findUserByRecipient(recipient);
     const target = this.normalizeOtpTarget(this.resolveOtpTarget(recipient, channel, existingUser));
+    const cooldownSeconds = await this.settings.getNumber('OTP_RESEND_COOLDOWN_SECONDS', 60);
+    const resendKey = this.otpResendKey(target);
+
+    const ttl = await this.redis.client.ttl(resendKey);
+    if (ttl > 0) {
+      throw new HttpException(
+        {
+          message: `Запросить новый код можно через ${this.formatOtpCooldown(ttl)}`,
+          code: 'OTP_RESEND_COOLDOWN',
+          resendAvailableAt: new Date(Date.now() + ttl * 1000).toISOString()
+        },
+        HttpStatus.TOO_MANY_REQUESTS
+      );
+    }
+
+    await this.prisma.authCode.updateMany({
+      where: {
+        target,
+        purpose: 'passwordless-login',
+        usedAt: null
+      },
+      data: { usedAt: new Date() }
+    });
+
     const deliveryChannel = target.includes('@') ? 'email' : 'sms';
     const expiryMinutes = await this.settings.getNumber('OTP_EXPIRY_MINUTES', 10);
     const code = String(randomInt(100000, 999999));
@@ -238,7 +262,9 @@ export class AuthService {
       await this.publishOtpPushNotification(existingUser.id, code, ipAddress, 'Вход в аккаунт');
     }
     await this.redis.client.del(this.otpAttemptKey(target));
-    return { sent: true, expiresAt: expiresAt.toISOString(), maskedTarget: this.maskTarget(target) };
+    await this.redis.client.set(resendKey, '1', 'EX', cooldownSeconds);
+    const resendAvailableAt = new Date(Date.now() + cooldownSeconds * 1000).toISOString();
+    return { sent: true, expiresAt: expiresAt.toISOString(), maskedTarget: this.maskTarget(target), resendAvailableAt };
   }
 
   private async publishOtpPushNotification(userId: string, code: string, ipAddress: string | undefined, action: string) {
@@ -329,6 +355,22 @@ export class AuthService {
     return `otp:attempts:passwordless-login:${target.toLowerCase()}`;
   }
 
+  private otpResendKey(target: string) {
+    return `otp:resend:passwordless-login:${target.toLowerCase()}`;
+  }
+
+  private formatOtpCooldown(seconds: number) {
+    const minutes = Math.floor(seconds / 60);
+    const rest = seconds % 60;
+    if (minutes > 0 && rest > 0) {
+      return `${minutes}:${String(rest).padStart(2, '0')}`;
+    }
+    if (minutes > 0) {
+      return `${minutes} мин`;
+    }
+    return `${rest} сек`;
+  }
+
   private maskTarget(value: string) {
     if (value.includes('@')) {
       const [name, domain] = value.split('@');