feat: Resend button and timer

src/app/(main)/settings/set_txn_password/page.tsx

@@ -11,7 +11,7 @@ import {
     Text
 } from "@mantine/core";
 import { notifications } from "@mantine/notifications";
-import { IconLock } from "@tabler/icons-react";
+import { IconLock, IconRefresh } from "@tabler/icons-react";
 import { generateCaptcha } from "@/app/captcha";
 import { useRouter } from "next/navigation";
 
@@ -22,19 +22,21 @@ export default function ChangePassword() {
     const [captchaInput, setCaptchaInput] = useState("");
     const [otp, setOtp] = useState("");
     const [otpValidated, setOtpValidated] = useState(false);
+    const [countdown, setCountdown] = useState(180);
+    const [timerActive, setTimerActive] = useState(false);
     const [step, setStep] = useState<"form" | "otp" | "final">("form");
-
+    const [generatedOtp, setGeneratedOtp] = useState('');
     const router = useRouter();
-    const [passwordHistory] = useState([
-        "Pass@1234",
-        "OldPass@123",
-        "MyPass#2023",
-    ]);
+
     const icon = <IconLock size={18} stroke={1.5} />;
 
-    useEffect(() => {
-        regenerateCaptcha();
-    }, []);
+    const handleGenerateOtp = async () => {
+        const value = "123456"; // Or generate a random OTP
+        setGeneratedOtp(value);
+        setCountdown(180);
+        setTimerActive(true);
+        return value;
+    };
 
     const regenerateCaptcha = async () => {
         const newCaptcha = await generateCaptcha();
@@ -42,6 +44,26 @@ export default function ChangePassword() {
         setCaptchaInput("");
     };
 
+    useEffect(() => {
+        let interval: number | undefined;
+        if (timerActive && countdown > 0) {
+            interval = window.setInterval(() => {
+                setCountdown((prev) => prev - 1);
+            }, 1000);
+        }
+        if (countdown === 0) {
+            if (interval) clearInterval(interval);
+            setTimerActive(false);
+        }
+        return () => {
+            if (interval) clearInterval(interval);
+        };
+    }, [timerActive, countdown]);
+
+    useEffect(() => {
+        regenerateCaptcha();
+    }, []);
+
     const validatePasswordPolicy = (password: string) => {
         return /^(?=.*[a-zA-Z])(?=.*\d)(?=.*[!@#$%^&*])[A-Za-z\d!@#$%^&*]{8,}$/.test(
             password
@@ -70,15 +92,6 @@ export default function ChangePassword() {
                 return;
             }
 
-            if (passwordHistory.includes(newPassword)) {
-                notifications.show({
-                    title: "Password Reused",
-                    message: "New password must be different from the last 3 passwords.",
-                    color: "red",
-                });
-                return;
-            }
-
             if (newPassword !== confirmPassword) {
                 notifications.show({
                     title: "Password Mismatch",
@@ -97,8 +110,8 @@ export default function ChangePassword() {
                 regenerateCaptcha();
                 return;
             }
-
             //  Passed → move to OTP step
+            await handleGenerateOtp();
             setStep("otp");
             notifications.show({
                 title: "OTP Sent",
@@ -107,10 +120,9 @@ export default function ChangePassword() {
             });
             return;
         }
-
         // Step 2 → validate OTP
         if (step === "otp") {
-            if (otp !== "123456") {
+            if (otp !== generatedOtp) {
                 notifications.show({
                     title: "Invalid OTP",
                     message: "Please enter the correct OTP.",
@@ -128,7 +140,6 @@ export default function ChangePassword() {
             });
             return;
         }
-
         // Step 3 → Final API call to set transaction password
         if (step === "final") {
             const token = localStorage.getItem("access_token");
@@ -273,18 +284,43 @@ export default function ChangePassword() {
                     </div>
                 </div>
 
-                {step !== "form" && (
-                    <PasswordInput
-                        label="Enter OTP"
-                        placeholder="Enter 6-digit OTP"
-                        value={otp}
-                        onChange={(e) => setOtp(e.currentTarget.value)}
-                        withAsterisk
-                        mt="sm"
-                        maxLength={6}
-                        readOnly={otpValidated}
-                    />
-                )}
+                <Group grow>
+                    {step !== "form" && (
+                        <>
+                            <Group gap="xs" align="flex-end">
+                                <PasswordInput
+                                    label="OTP"
+                                    placeholder="Enter OTP"
+                                    type="otp"
+                                    value={otp}
+                                    maxLength={6}
+                                    onChange={(e) => setOtp(e.currentTarget.value)}
+                                    withAsterisk
+                                    disabled={otpValidated}
+                                    style={{ flex: 1 }}
+                                />
+                                {!otpValidated && (
+                                    timerActive ? (
+                                        <Text size="xs" c="dimmed" style={{ minWidth: "120px" }}>
+                                            Resend OTP will be enabled in{" "}
+                                            {String(Math.floor(countdown / 60)).padStart(2, "0")}:
+                                            {String(countdown % 60).padStart(2, "0")}
+                                        </Text>
+                                    ) : (
+                                        <IconRefresh
+                                            size={22}
+                                            style={{ cursor: "pointer", color: "blue", marginBottom: "6px" }}
+                                            onClick={handleGenerateOtp}
+                                        />
+                                    )
+                                )}
+
+                            </Group>
+                        </>
+                    )}
+                </Group>
+
+
             </div>
 
             <Group mt="md" gap="sm">