<!DOCTYPE html>
<html lang="bn">
<head>
<meta charset="UTF-8">
<title>User Agreement - CV111</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<style>
    body { background: #0b1d1a; color: #c5c0b5; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; margin: 0; line-height: 1.8; }
    .header-bg { background: linear-gradient(160deg, #133a2e 0%, #0b1d1a 80%); padding: 18px 16px; border-bottom: 1px solid rgba(0,230,118,.15); position: sticky; top: 0; display: flex; align-items: center; gap: 12px; }
    .header-bg a { color: #ffd54f; text-decoration: none; font-size: 20px; }
    .header-bg span { color: #fff; font-weight: 800; font-size: 17px; }
    main { max-width: 720px; margin: 0 auto; padding: 24px 18px 50px; font-size: 14.5px; }
    main h4 { color: #ffd54f !important; }
    main p { color: #c5c0b5 !important; }
</style>
</head>
<body>
<div class="header-bg"><a href="/newprofile.php"><i class="fa-solid fa-arrow-left"></i></a><span>User Agreement</span></div>
<main id="agreementContent">লোড হচ্ছে...</main>

<script>
const token = localStorage.getItem('token');
function md5(str) {
    function rotateLeft(n, s) { return (n << s) | (n >>> (32 - s)); }
    function toHex(n) { let s = '', v; for (let i = 0; i < 4; i++) { v = (n >>> (i * 8)) & 255; s += ('0' + v.toString(16)).slice(-2); } return s; }
    function utf8Encode(str) { return unescape(encodeURIComponent(str)); }
    str = utf8Encode(str);
    const msgLen = str.length;
    const numBlocks = (((msgLen + 8) >>> 6) + 1) * 16;
    const M = new Array(numBlocks).fill(0);
    for (let i = 0; i < msgLen; i++) M[i >> 2] |= str.charCodeAt(i) << ((i % 4) * 8);
    M[msgLen >> 2] |= 0x80 << ((msgLen % 4) * 8);
    M[numBlocks - 2] = msgLen * 8;
    let a = 1732584193, b = -271733879, c = -1732584194, d = 271733878;
    const S = [7,12,17,22,7,12,17,22,7,12,17,22,7,12,17,22,5,9,14,20,5,9,14,20,5,9,14,20,5,9,14,20,4,11,16,23,4,11,16,23,4,11,16,23,4,11,16,23,6,10,15,21,6,10,15,21,6,10,15,21,6,10,15,21];
    const K = [];
    for (let i = 0; i < 64; i++) K[i] = (Math.floor(Math.abs(Math.sin(i + 1)) * 4294967296)) | 0;
    for (let i = 0; i < numBlocks; i += 16) {
        let A = a, B = b, C = c, D = d;
        for (let j = 0; j < 64; j++) {
            let F, g;
            if (j < 16) { F = (B & C) | (~B & D); g = j; }
            else if (j < 32) { F = (D & B) | (~D & C); g = (5 * j + 1) % 16; }
            else if (j < 48) { F = B ^ C ^ D; g = (3 * j + 5) % 16; }
            else { F = C ^ (B | ~D); g = (7 * j) % 16; }
            F = (F + A + K[j] + (M[i + g] | 0)) | 0;
            A = D; D = C; C = B;
            B = (B + rotateLeft(F, S[j])) | 0;
        }
        a = (a + A) | 0; b = (b + B) | 0; c = (c + C) | 0; d = (d + D) | 0;
    }
    return toHex(a) + toHex(b) + toHex(c) + toHex(d);
}

async function loadAgreement() {
    const random = Math.random().toString(36).substring(2, 15);
    const shonustr = `{"language":1,"random":"${random}"}`;
    const signature = md5(shonustr).toUpperCase();
    try {
        const headers = { 'Content-Type': 'application/json' };
        if (token) headers['Authorization'] = 'Bearer ' + token;
        const res = await fetch('/deepanshu/api/webapi/GetAgreement.php', {
            method: 'POST', headers,
            body: JSON.stringify({ language: 1, random, signature, timestamp: Date.now() })
        });
        const data = await res.json();
        if (data.code === 0 && data.data && data.data.agreement) {
            document.getElementById('agreementContent').innerHTML = data.data.agreement;
        } else {
            document.getElementById('agreementContent').textContent = 'Load করা যায়নি।';
        }
    } catch (e) {
        document.getElementById('agreementContent').textContent = 'একটা সমস্যা হয়েছে।';
    }
}
loadAgreement();
</script>
</body>
</html>
