Реализована интеграция с СМС провайдером

codebase/backend/keycloak/themes/han-phone/login/resources/js/han-login.js

@@ -1,4 +1,30 @@
 (function () {
+  function randomId() {
+    if (window.crypto && window.crypto.randomUUID) return window.crypto.randomUUID();
+    return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, function (char) {
+      var value = Math.random() * 16 | 0;
+      return (char === "x" ? value : (value & 3 | 8)).toString(16);
+    });
+  }
+
+  function initDeviceMetadata() {
+    var deviceId = window.localStorage.getItem("han_device_id") || randomId();
+    var fingerprint = window.localStorage.getItem("han_fingerprint") || randomId();
+    window.localStorage.setItem("han_device_id", deviceId);
+    window.localStorage.setItem("han_fingerprint", fingerprint);
+    document.querySelectorAll(".han-device-id").forEach(function (input) {
+      if (!input.value) input.value = deviceId;
+    });
+    document.querySelectorAll(".han-fingerprint").forEach(function (input) {
+      if (!input.value) input.value = fingerprint;
+    });
+    document.querySelectorAll(".han-os-name").forEach(function (input) {
+      if (!input.value) {
+        input.value = (navigator.userAgentData && navigator.userAgentData.platform) || navigator.platform || "";
+      }
+    });
+  }
+
   function initPhoneForm() {
     var input = document.getElementById("phone");
     var submit = document.getElementById("han-phone-submit");
@@ -81,23 +107,31 @@
 
     syncOtp();
 
-    var seconds = 59;
     var countdown = document.getElementById("han-resend-countdown");
     var countdownValue = countdown && countdown.querySelector("strong");
     var resend = document.getElementById("han-resend-button");
     if (!countdown || !countdownValue || !resend) return;
 
-    var timer = window.setInterval(function () {
-      seconds -= 1;
-      countdownValue.textContent = "0:" + String(seconds).padStart(2, "0");
+    var expiresAt = Number(countdown.getAttribute("data-expires-at"));
+    if (!Number.isFinite(expiresAt)) expiresAt = Date.now();
+    var timer;
+    function updateCountdown() {
+      var seconds = Math.max(0, Math.ceil((expiresAt - Date.now()) / 1000));
+      countdownValue.textContent = Math.floor(seconds / 60) + ":" + String(seconds % 60).padStart(2, "0");
       if (seconds <= 0) {
-        window.clearInterval(timer);
+        if (timer) window.clearInterval(timer);
         countdown.hidden = true;
         resend.hidden = false;
       }
-    }, 1000);
+    }
+    updateCountdown();
+    if (expiresAt > Date.now()) timer = window.setInterval(updateCountdown, 1000);
+    resend.addEventListener("click", function () {
+      window.setTimeout(function () { resend.disabled = true; }, 0);
+    });
   }
 
+  initDeviceMetadata();
   initPhoneForm();
   initOtpForm();
 })();