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<html>

<head>
    <title>KTH Q&A</title>
    <link href="{{ url_for('static', path='/styles.css') }}" rel="stylesheet">
    <style>
        @import "https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700";

        body {
            font-family: 'Poppins', sans-serif;
            background: #fafafa;
            display: flex;
            flex-direction: column;
            align-items: center;
            margin-left: 20%;
            margin-right: 20%;
        }

        * {
            font-family: 'Poppins', sans-serif;
        }

        .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            justify-items: center;
            margin-top: 5%;
            margin-bottom: 5%;
            width: 100%;
        }

        h1 {
            margin-top: 0;
            font-size: 3em;
            text-align: center;
            color: blue;
            margin-bottom: auto;
        }

        h2 {
            font-size: 1em;
            text-align: center;
            color: grey;
            margin-bottom: 2em;
        }

        form {
            display: flex;
            flex-direction: row;
            margin-top: auto;
            font-family: 'Poppins', sans-serif;
        }

        button {
            margin: 0.5em;
            padding: 0.5em;
            background-color: blue;
            color: white;
            border: none;
            border-radius: 0.5em;
            padding-left: 1em;
            padding-right: 1em;
            font-size: 1.1em;
            font-weight: 300;
            line-height: 1.7em;
            transition: all 0.3s;
            cursor: pointer;
            align-self: self-end;
        }

        button:disabled {
            background-color: #ccc;
            color: #666;
            cursor: not-allowed;
        }

        button:hover {
            background-color: #ace;
            color: #fff;
        }

        input {
            margin: 0.5em;
            padding: 0.5em;
            width: 35em;
        }

        p {
            font-size: 1.1em;
            font-weight: 300;
            line-height: 1.7em;
            color: #999;
            max-width: 30em;
        }

        a {
            color: blue;
            text-decoration: none;
            transition: all 0.3s;
        }

        a:hover,
        a:focus {
            color: cornflowerblue;
            text-decoration: none;
            transition: all 0.3s;
        }

        #content {
            width: 100%;
            padding: 20px;
            min-height: 100vh;
            transition: all 0.3s;
            position: absolute;
            top: 0;
            right: 0;
        }
    </style>
</head>

<body>
    <div class="container">
        <h1>KTH Q&A</h1>
        <h2>Your digital Study Counsellor</h2>
        <form name="form" method="post">
            <input type="text" name="question" />
            <button type="submit" id="ask">Ask</button>
        </form>
        <p id="answer"></p>
        <p id="readmore"></p>
        <ul id="urls"></ul>
    </div>
    <script>
        const form = document.querySelector('form');
        form.addEventListener('submit', async (event) => {
            document.getElementById('ask').disabled = true;
            event.preventDefault();
            const formData = new FormData(form);
            const question = formData.get('question');
            const response = await fetch('/api/ask', {
                method: 'POST',
                body: JSON.stringify({ question }),
                headers: {
                    'content-type': 'application/json'
                }
            });
            const data = await response.json();
            console.log(data);
            document.querySelector('#answer').textContent = data.answer;
            if (data.urls && data.urls.length > 0) {
                document.getElementById('readmore').textContent = 'You might find related info at: ';
                const urls = document.getElementById('urls');
                urls.innerHTML = '';
                data.urls.forEach(url => {
                    const li = document.createElement('li');
                    const a = document.createElement('a');
                    a.href = url;
                    a.textContent = url;
                    li.appendChild(a);
                    urls.appendChild(li);
                });
            } else {
                document.getElementById('readmore').textContent = '';
                document.getElementById('urls').innerHTML = '';
            }
            document.getElementById('ask').disabled = false;
        });
    </script>
    {% if DEBUG %}
    {{ hotreload.script(url_for('hot-reload')) | safe }}
    {% endif %}
</body>

</html>