{% extends "base.html" %}

{% block title %}Admin | Lizenz-Key Verwaltung{% endblock %}

{% block head %}
{{ super() }}
<style>
    .key-header {
        margin-bottom: 1rem;
    }

    .key-header p {
        margin-top: 0.4rem;
        max-width: 70ch;
    }

    .key-layout {
        display: grid;
        grid-template-columns: 360px 1fr;
        gap: 1rem;
    }

    .key-card {
        background: #ffffff;
        border: 1px solid #d4e0e9;
        border-radius: 14px;
        padding: 1rem;
        box-shadow: 0 10px 28px rgba(20, 40, 55, 0.05);
    }

    .key-card h3 {
        font-size: 1.02rem;
        color: #143a55;
        margin-bottom: 0.65rem;
    }

    .key-form {
        display: grid;
        gap: 0.55rem;
    }

    .key-form label {
        font-size: 0.86rem;
        font-weight: 700;
        color: #3f5f74;
    }

    .key-form select,
    .key-form input,
    .key-form button {
        width: 100%;
        font: inherit;
        border-radius: 10px;
        padding: 0.52rem 0.62rem;
    }

    .key-form select,
    .key-form input {
        border: 1px solid #c7d7e2;
        background: #ffffff;
        color: #17394f;
    }

    .btn-main,
    .btn-alt,
    .btn-danger {
        border: none;
        cursor: pointer;
        font-weight: 700;
    }

    .btn-main {
        color: #ffffff;
        background: linear-gradient(120deg, #0b5b89 0%, #0b4262 100%);
    }

    .btn-alt {
        color: #0f3d59;
        border: 1px solid #bfd2df;
        background: #f8fbfd;
    }

    .btn-danger {
        color: #7e2d2d;
        border: 1px solid #e8b8b8;
        background: #fff3f3;
    }

    .key-actions {
        display: grid;
        gap: 0.5rem;
    }

    .key-actions a {
        text-align: center;
    }

    .key-table-wrap {
        overflow-x: auto;
    }

    .key-table {
        width: 100%;
        border-collapse: collapse;
    }

    .key-table th,
    .key-table td {
        border-bottom: 1px solid #e0e8ef;
        text-align: left;
        padding: 0.68rem 0.5rem;
        vertical-align: middle;
    }

    .key-table th {
        font-size: 0.82rem;
        color: #4b697d;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    .key-table td {
        color: #17384f;
        font-size: 0.95rem;
    }

    .code {
        font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
        font-size: 0.85rem;
        background: #f2f6fa;
        border: 1px solid #d9e4ed;
        border-radius: 8px;
        padding: 0.2rem 0.35rem;
        word-break: break-all;
    }

    .badge {
        display: inline-block;
        border-radius: 999px;
        padding: 0.2rem 0.5rem;
        font-size: 0.78rem;
        font-weight: 700;
    }

    .badge.assigned {
        border: 1px solid #9fd2bf;
        color: #14684a;
        background: #edfaf4;
    }

    .badge.unassigned {
        border: 1px solid #ebd08c;
        color: #8a6113;
        background: #fff8e8;
    }

    .remove-form {
        display: inline;
    }

    @media (max-width: 1024px) {
        .key-layout {
            grid-template-columns: 1fr;
        }
    }
</style>
{% endblock %}

{% block content %}
<section class="key-header">
    <h1>Lizenz-Key Verwaltung</h1>
    <p>Generieren, zuweisen und sichern Sie Lizenz-Keys im gleichen Stil wie der restliche Admin-Bereich.</p>
</section>

<section class="key-layout">
    <aside class="key-card">
        <h3>Key erstellen</h3>
        <form method="POST" action="{{ url_for('generate_new') }}" class="key-form">
            <button type="submit" class="btn-main">Neuen Key generieren</button>
        </form>

        <h3 style="margin-top: 1rem;">Key zuweisen</h3>
        <form method="POST" action="{{ url_for('allocate_key') }}" class="key-form">
            <label for="alloc_user">Benutzer</label>
            <select id="alloc_user" name="username" required>
                <option value="">Benutzer auswaehlen</option>
                {% for user in users %}
                <option value="{{ user.username }}">{{ user.username }} ({{ user.display_name }})</option>
                {% endfor %}
            </select>

            <label for="alloc_key">Lizenz-Key</label>
            <select id="alloc_key" name="license_key" required>
                <option value="">Key auswaehlen</option>
                {% for item in keys %}
                <option value="{{ item.license_key }}">{{ item.user_id or '----' }} | {{ item.license_key[:22] }}{% if item.license_key|length > 22 %}...{% endif %}</option>
                {% endfor %}
            </select>

            <button type="submit" class="btn-main">Key zuweisen</button>
        </form>

        <h3 style="margin-top: 1rem;">Backup</h3>
        <div class="key-actions">
            <a href="{{ url_for('download_backup') }}" class="btn-alt">Backup herunterladen</a>
            <form method="POST" action="{{ url_for('upload_backup') }}" enctype="multipart/form-data" class="key-form">
                <input type="file" name="file" accept=".json" required>
                <button type="submit" class="btn-danger" onclick="return confirm('Backup wirklich einspielen? Aktuelle Keys werden ersetzt.');">Backup einspielen</button>
            </form>
        </div>
    </aside>

    <article class="key-card">
        <h3>Alle Keys</h3>
        <div class="key-table-wrap">
            <table class="key-table">
                <thead>
                    <tr>
                        <th>User ID</th>
                        <th>Lizenz-Key</th>
                        <th>Benutzer</th>
                        <th>HWID</th>
                        <th>Status</th>
                        <th>Aktion</th>
                    </tr>
                </thead>
                <tbody>
                    {% for item in keys %}
                    <tr>
                        <td>{{ item.user_id or '-' }}</td>
                        <td><span class="code">{{ item.license_key }}</span></td>
                        <td>{{ item.username or '-' }}</td>
                        <td>
                            {% if item.hwid_uuid %}
                                <span class="code">{{ item.hwid_uuid }}</span>
                            {% else %}
                                -
                            {% endif %}
                        </td>
                        <td>
                            {% if item.username %}
                                <span class="badge assigned">Zugewiesen</span>
                            {% else %}
                                <span class="badge unassigned">Nicht zugewiesen</span>
                            {% endif %}
                        </td>
                        <td>
                            {% if item.user_id %}
                                <form method="POST" action="{{ url_for('remove_key', user_id=item.user_id) }}" class="remove-form" onsubmit="return confirm('Key fuer User {{ item.user_id }} wirklich loeschen?');">
                                    <button type="submit" class="btn-danger">Entfernen</button>
                                </form>
                            {% else %}
                                -
                            {% endif %}
                        </td>
                    </tr>
                    {% else %}
                    <tr>
                        <td colspan="6">Keine Lizenz-Keys gefunden.</td>
                    </tr>
                    {% endfor %}
                </tbody>
            </table>
        </div>
    </article>
</section>

{% endblock %}