{% extends 'core/base.html' %}

{% block title %}Licensing | Killian{% endblock %}

{% block content %}
<div class="breadcrumbs">
    <a href="{% url 'administration' %}">Administration</a>
    <span>/</span>
    <strong>Licensing</strong>
</div>

<div class="page-head">
    <div>
        <h1>Killian Licensing</h1>
        <p>Community Edition is free for up to 3 active users and 10 non-archived organizations.</p>
    </div>
    <div class="page-head-actions">
        <a class="button secondary" href="{% url 'administration' %}">Back</a>
    </div>
</div>

{% if license.validation_error %}
<div class="msg error">
    The installed license could not be validated: {{ license.validation_error }}
    Killian has fallen back to Community limits.
</div>
{% endif %}

{% if usage.over_limit %}
<div class="msg error">
    Current usage exceeds the effective license. Existing data remains available, but new/reactivated users or organizations are blocked until usage is reduced or a suitable commercial license is installed.
</div>
{% endif %}

<section class="module-panel">
    <div class="module-panel-head">
        <div>
            <h2>{{ license.edition }} Edition</h2>
            <span>Effective license and current usage</span>
        </div>
    </div>

    <div style="padding:22px;">
        <table class="data-table">
            <tbody>
                <tr><th>Edition</th><td>{{ license.edition }}</td></tr>
                <tr><th>Installation ID</th><td><code>{{ installation_id }}</code></td></tr>
                {% if license.is_commercial %}
                    <tr><th>Customer</th><td>{{ license.customer }}</td></tr>
                    <tr><th>License ID</th><td>{{ license.license_id }}</td></tr>
                    <tr><th>Expires</th><td>{% if license.expires_at %}{{ license.expires_at }}{% else %}Never{% endif %}</td></tr>
                {% endif %}
                <tr><th>Active users</th><td>{{ usage.active_users }} / {{ user_limit_display }}</td></tr>
                <tr><th>Organizations</th><td>{{ usage.organizations }} / {{ organization_limit_display }}</td></tr>
            </tbody>
        </table>

        <p class="muted" style="margin-top:14px;">
            Disabled users do not count toward the user limit. Archived organizations do not count toward the organization limit.
        </p>
    </div>
</section>

<section class="module-panel" style="margin-top:22px;">
    <div class="module-panel-head">
        <div>
            <h2>Install Commercial License</h2>
            <span>Commercial license files are verified locally with an Ed25519 signature.</span>
        </div>
    </div>

    <form method="post" enctype="multipart/form-data" style="padding:22px;">
        {% csrf_token %}
        <input type="hidden" name="action" value="install">

        <div class="form-field">
            <label for="license_file">License file</label>
            <input id="license_file" type="file" name="license_file" accept="application/json,.json" required>
            <div class="helptext">Select the signed JSON license supplied for this Killian installation.</div>
        </div>

        <div class="form-actions">
            <button type="submit">Install License</button>
        </div>
    </form>
</section>

{% if installed_document %}
<section class="module-panel" style="margin-top:22px;">
    <div class="module-panel-head">
        <div>
            <h2>Return to Community Edition</h2>
            <span>Remove the installed commercial license from this server.</span>
        </div>
    </div>

    <form method="post" style="padding:22px;">
        {% csrf_token %}
        <input type="hidden" name="action" value="remove">
        <p class="muted">
            Removing the commercial license immediately restores Community limits. Existing data is not deleted.
        </p>
        <button type="submit" class="button danger">Remove Commercial License</button>
    </form>
</section>
{% endif %}
{% endblock %}