{% extends 'base.html' %}

{% block content %}
<style>
    html, body {
        height: 100%;
        margin: 0;
    }

    .container {
        display: flex;
        flex-direction: column;
        height: 75vh; /* Fill the viewport height */
    }

    .card {
        margin: auto;
        background-color: #2c2c3e;
        color: #f5f5f5;
        border: none;
        width: 50%;
        height: 70%; /* Fixed height for the card */
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        padding: 1rem;
    }

    .card-header {
        background-color: #181831;
        border-bottom: 2px solid #444;
        padding: 1rem;
        text-align: center;
    }

    .form-label {
        font-weight: bold;
        color: #cfcfcf;
    }

    /* Custom style for the dropdown with an arrow */
    .form-control {
        position: relative;
        appearance: none;
        background-color: #1e1e2f;
        color: #f5f5f5;
        border: 1px solid #444;
        padding-right: 2rem; /* Space for the arrow */
    }

    .form-control:focus {
        border-color: #4c4cff;
        box-shadow: 0 0 4px #4c4cff;
    }

    .form-control::after {
        content: '▼'; /* Down arrow */
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
        pointer-events: none;
        font-size: 0.8rem;
        color: #4b4b74;
    }

    #list_doc {
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%23cfcfcf" class="bi bi-chevron-down" viewBox="0 0 16 16"><path fill-rule="evenodd" d="M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z"/></svg>');
        background-repeat: no-repeat;
        background-position: right 1rem center;
        background-size: 1rem;
    }

    .btn-primary {
        background-color: #4c4cff;
        border-color: #4c4cff;
        display: flex;
        justify-content: center;
        align-items: center;
        position: relative;
    }

    .btn-primary:hover {
        background-color: #3838e8;
        border-color: #3838e8;
    }

    .toggle-switch {
        margin: 1rem 0;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .toggle-switch input {
        display: none;
    }

    .toggle-label {
        background-color: #444;
        color: #cfcfcf;
        padding: 0.5rem 1.5rem;
        border: 1px solid #555;
        cursor: pointer;
        margin-right: 1rem;
        text-align: center;
        border-radius: 4px;
    }

    .toggle-label.active {
        background-color: #4c4cff;
        color: #fff;
    }

    .hidden {
        display: none;
    }

    .text-center.d-flex {
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100px;
    }

    /* Spinner style */
    .button-spinner {
        position: absolute;
        width: 24px;
        height: 24px;
        border: 4px solid #f5f5f5;
        border-top: 4px solid #4c4cff;
        border-radius: 50%;
        animation: spin 1s linear infinite;
        display: none;
    }

    /* Animation for the spinner */
    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }

    /* Hide spinner when not loading */
    .btn-loading .button-spinner {
        display: inline-block;
    }

    .btn-loading .btn-text {
        display: none;
    }

    .alert {
        padding: 10px;
        margin-bottom: 10px;
        border-radius: 5px;
        text-align: center;
        position: absolute;
        position-area: top center;
        top: 30px;
        align-items: center;
    }

    .alert-error {
        background-color: #D84040;
        color: #ffffff;
    }

    .alert-success {
        background-color: #D2DE32;
        color: #ffffff;
    }

    .alert-warning {
        background-color: #FFC700;
        color: #ffffff;
    }

</style>

<div class="container-flash">
    {% with messages = get_flashed_messages(with_categories=true) %}
    {% if messages %}
        <div id="flash-message" class="alert alert-{{ messages[0][0] }}">
            <strong>{{ messages[0][1] }}</strong>
        </div>
    {% endif %}
{% endwith %}
</div>

<div class="container mt-5">
    <div class="card shadow">
        <div class="card-header">
            <h3>Manage Database</h3>
        </div>
        <div class="card-body">
            <form id="db-form" method="post" action="{{ url_for('delete_doc',db_name=db_name) }}">
                <!-- Database Name (Read-Only) -->
                <div class="form-group">
                    <label for="db_name" class="form-label">Database Name</label>
                    <input type="text" id="db_name" name="db_name" class="form-control" value="{{ db_name }}" readonly>
                </div>

                <!-- File Selection -->
                <div class="form-group mt-3">
                    <label for="list_doc" class="form-label">Select a File to delete from menu</label>
                    <select id="list_doc" name="list_doc" class="form-control" required>
                        {% for file in file_list %}
                            <option value="{{ file }}">{{ file }}</option>
                        {% endfor %}
                    </select>
                </div>

                <!-- Buttons -->
                <!-- <div class="text-center">
                    <button type="submit" class="btn btn-danger">Delete</button>
                </div> -->
                <!-- Submit Button -->
                <div class="mt-4 text-center d-flex justify-content-center align-items-center">
                    <button type="submit" class="btn btn-danger px-5" id="delete-button">
                        <span class="btn-text">Delete Document</span>
                        <div class="button-spinner"></div>
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>

<script>
    const folderLabel = document.getElementById('folder-label');
    const fileLabel = document.getElementById('file-label');
    const folderUpload = document.getElementById('folder-upload');
    const fileUpload = document.getElementById('file-upload');
    const submitButton = document.getElementById('delete-button');
    const buttonSpinner = submitButton.querySelector('.button-spinner');
    const flashMessage = document.getElementById('flash-message');

    //flash message
        if (flashMessage) {
            setTimeout(function() {
                flashMessage.style.display = 'none';
            }, 2000); // Hide after 2 seconds
        }
    // Toggle upload mode
    folderLabel.addEventListener('click', () => {
        folderLabel.classList.add('active');
        fileLabel.classList.remove('active');
        folderUpload.classList.remove('hidden');
        fileUpload.classList.add('hidden');
    });

    fileLabel.addEventListener('click', () => {
        fileLabel.classList.add('active');
        folderLabel.classList.remove('active');
        fileUpload.classList.remove('hidden');
        folderUpload.classList.add('hidden');
    });

    // Handle form submission
    document.getElementById('db-form').addEventListener('submit', function(event) {
        event.preventDefault(); // Prevent form submission for demonstration
        submitButton.classList.add('btn-loading');
        // Simulate loading
        setTimeout(() => {
            // After form is "submitted" and loading is complete
            submitButton.classList.remove('btn-loading');
            alert("Form submitted successfully!"); // Simulate success
        }, 2000); // 2 seconds for loading simulation
    });
</script>

{% endblock %}