callback/index.html at main · szymon-off/callback · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Authorization Callback Code</title>
    <style>
        body {
            margin: 0;
            font-family: sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            transition: background 0.3s;
        }

        #container {
            padding: 20px;
            box-shadow: 0 0 10px rgba(0,0,0,0.2);
            display: flex;
            flex-direction: column;
            align-items: stretch;
            width: 90%;
            max-width: 500px;
            transition: background 0.3s, border-radius 0.3s;
        }

        h2 {
            margin-top: 0;
            font-size: 1.2em;
            margin-bottom: 10px;
            transition: color 0.3s;
        }

        #callbackBox {
            position: relative;
            display: flex;
            align-items: center;
        }

        textarea {
            width: 100%;
            resize: none;
            padding: 10px 40px 10px 10px;
            font-size: 1em;
            border: 1px solid #ccc;
            border-radius: 6px;
            transition: background 0.3s, border-color 0.3s, color 0.3s;
            font-family: monospace;
            color: inherit;
        }

        textarea.error {
            color: #a94442;
            background-color: #f2dede;
            border-color: #ebccd1;
        }

        button.copy {
            position: absolute;
            right: 10px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color 0.2s, transform 0.1s;
        }

        button.copy svg {
            width: 20px;
            height: 20px;
            fill: currentColor;
        }

        button.copy:hover {
            color: #007bff;
        }

        button.copy:active {
            transform: scale(0.95);
        }
    </style>
</head>
<body>
<div id="container">
    <h2 id="boxLabel">Authorization Code</h2>
    <div id="callbackBox">
        <textarea id="callback" rows="4" readonly></textarea>
        <button class="copy" title="Copy" onclick="copyToClipboard()">
            <svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 111.07 122.88" style="enable-background:new 0 0 111.07 122.88" xml:space="preserve">
                <style type="text/css"><![CDATA[.st0{fill-rule:evenodd;clip-rule:evenodd;}]]></style>
                <g>
                    <path class="st0" d="M97.67,20.81L97.67,20.81l0.01,0.02c3.7,0.01,7.04,1.51,9.46,3.93c2.4,2.41,3.9,5.74,3.9,9.42h0.02v0.02v75.28 v0.01h-0.02c-0.01,3.68-1.51,7.03-3.93,9.46c-2.41,2.4-5.74,3.9-9.42,3.9v0.02h-0.02H38.48h-0.01v-0.02 c-3.69-0.01-7.04-1.5-9.46-3.93c-2.4-2.41-3.9-5.74-3.91-9.42H25.1c0-25.96,0-49.34,0-75.3v-0.01h0.02 c0.01-3.69,1.52-7.04,3.94-9.46c2.41-2.4,5.73-3.9,9.42-3.91v-0.02h0.02C58.22,20.81,77.95,20.81,97.67,20.81L97.67,20.81z M0.02,75.38L0,13.39v-0.01h0.02c0.01-3.69,1.52-7.04,3.93-9.46c2.41-2.4,5.74-3.9,9.42-3.91V0h0.02h59.19 c7.69,0,8.9,9.96,0.01,10.16H13.4h-0.02v-0.02c-0.88,0-1.68,0.37-2.27,0.97c-0.59,0.58-0.96,1.4-0.96,2.27h0.02v0.01v3.17 c0,19.61,0,39.21,0,58.81C10.17,83.63,0.02,84.09,0.02,75.38L0.02,75.38z M100.91,109.49V34.2v-0.02h0.02 c0-0.87-0.37-1.68-0.97-2.27c-0.59-0.58-1.4-0.96-2.28-0.96v0.02h-0.01H38.48h-0.02v-0.02c-0.88,0-1.68,0.38-2.27,0.97 c-0.59,0.58-0.96,1.4-0.96,2.27h0.02v0.01v75.28v0.02h-0.02c0,0.88,0.38,1.68,0.97,2.27c0.59,0.59,1.4,0.96,2.27,0.96v-0.02h0.01 h59.19h0.02v0.02c0.87,0,1.68-0.38,2.27-0.97c0.59-0.58,0.96-1.4,0.96-2.27L100.91,109.49L100.91,109.49L100.91,109.49 L100.91,109.49z"/>
                </g>
            </svg>
        </button>
    </div>
</div>

<script>
    const params = new URLSearchParams(window.location.search);

    const label = params.get("label") || "Authorization Code";
    document.getElementById("boxLabel").innerText = label;

    const callback =
        params.get("callback") ||
        params.get("code") ||
        params.get("token") ||
        params.get("access_token") ||
        params.get("auth_code");

    const error = params.get("error");

    const bgColor      = params.get("bgColor")      || "#ffffff";
    const boxColor     = params.get("boxColor")     || "#f9f9f9";
    const inputColor   = params.get("inputColor")   || "#ffffff";
    const copyColor    = params.get("copyColor")    || "#333333";
    const borderRadius = params.get("borderRadius") || "12px";
    const errorColor   = params.get("errorColor")   || "#a94442";

    const labelColor   = params.get("labelColor")   || "#000000";
    const codeColor    = params.get("codeColor")    || "#000000";

    document.body.style.background = bgColor;

    const container = document.getElementById("container");
    const textarea = document.getElementById("callback");
    const copyBtn = document.querySelector("button.copy");

    container.style.background = boxColor;
    container.style.borderRadius = borderRadius;
    textarea.style.background = inputColor;
    copyBtn.style.color = copyColor;

    document.getElementById("boxLabel").style.color = labelColor;
    textarea.style.color = codeColor;

    if (error) {
        textarea.value = `Error: ${error}`;
        textarea.style.color = errorColor;
        textarea.style.background = inputColor;
    } else if (callback) {
        textarea.value = callback;
        textarea.style.color = codeColor;
    } else {
        textarea.value = "No callback found in URL.";
        textarea.style.color = errorColor;
    }


    function copyToClipboard() {
        if (textarea.disabled) return;
        textarea.select();
        navigator.clipboard.writeText(textarea.value).then(() => {
            copyBtn.style.color = "green";
            setTimeout(() => copyBtn.style.color = copyColor, 1000);
        });
    }
</script>
</body>
</html>