{% extends "base.html" %}

{% block content %}
{% if direct %}
<div class="row">
    <div class="col-lg-10 mx-auto">
        <div class="d-flex justify-content-between align-items-center flex-wrap gap-2 mb-3">
            <h1 class="h5 mb-0">🔍 Finger Command</h1>
            <form method="POST" action="{{ url_for('finger') }}" class="d-flex" role="search">
                <input type="text" class="form-control form-control-sm me-2" id="username" name="username"
                       value="{{ username or '' }}"
                       placeholder="user@domain.com"
                       pattern="[a-zA-Z0-9.\-_@]*"
                       title="Alphanumeric characters, dots, hyphens, underscores, and @ symbol allowed"
                       style="max-width: 260px;">
                <button type="submit" class="btn btn-sm btn-primary">
                    <i class="fas fa-search"></i> Finger
                </button>
            </form>
        </div>

        <div class="card">
            <div class="card-header d-flex justify-content-between align-items-center">
                <h5 class="mb-0">
                    {% if username %}
                        Results for "{{ username }}"
                    {% else %}
                        System Users
                    {% endif %}
                </h5>
            </div>
            <div class="card-body">
                {% if error %}
                    <div class="alert alert-danger" role="alert">
                        <i class="fas fa-exclamation-triangle"></i>
                        <strong>Error:</strong> {{ error }}
                    </div>
                {% elif result %}
                    <div class="finger-output">
                        <pre class="rounded mb-0"><code>{{ result }}</code></pre>
                    </div>
                {% else %}
                    <div class="text-center text-muted py-5">
                        <i class="fas fa-terminal fa-3x mb-3"></i>
                        <p>No information available.</p>
                    </div>
                {% endif %}
            </div>
        </div>
    </div>
</div>
{% else %}
<div class="row">
    <div class="col-lg-10 mx-auto">
        <h1 class="mb-4">🔍 Finger Command</h1>

        <div class="row">
            <div class="col-md-4">
                <div class="card">
                    <div class="card-body">
                        <h5 class="card-title">User Lookup</h5>
                        <form method="POST" action="{{ url_for('finger') }}">
                            <div class="mb-3">
                                <label for="username" class="form-label">Username (optional)</label>
                                <input type="text" class="form-control" id="username" name="username"
                                       value="{{ username or '' }}"
                                       placeholder="Enter username or email (e.g., user@domain.com)"
                                       pattern="[a-zA-Z0-9.\-_@]*"
                                       title="Alphanumeric characters, dots, hyphens, underscores, and @ symbol allowed">
                                <div class="form-text">
                                    Leave empty to show all logged-in users, or enter a username or email address.
                                </div>
                            </div>

                            <button type="submit" class="btn btn-primary">
                                <i class="fas fa-search"></i> Run Finger
                            </button>
                            <button type="button" class="btn btn-outline-secondary ms-2" onclick="clearForm()">
                                Clear
                            </button>
                        </form>
                    </div>
                </div>

                <div class="card mt-3">
                    <div class="card-body">
                        <h6 class="card-title">ℹ️ About Finger</h6>
                        <p class="card-text small">
                            The finger command displays information about users on the system, including:
                        </p>
                        <ul class="small">
                            <li>Login name and real name</li>
                            <li>Terminal and login time</li>
                            <li>Idle time</li>
                            <li>Home directory and shell</li>
                            <li>Plan and project files (if available)</li>
                        </ul>
                    </div>
                </div>
            </div>

            <div class="col-md-8">
                <div class="card">
                    <div class="card-header d-flex justify-content-between align-items-center">
                        <h5 class="mb-0">
                            {% if username %}
                                Results for "{{ username }}"
                            {% else %}
                                System Users
                            {% endif %}
                        </h5>
                        {% if result or error %}
                            <small class="text-muted">
                                {{ moment().format('YYYY-MM-DD HH:mm:ss') if moment else '' }}
                            </small>
                        {% endif %}
                    </div>
                    <div class="card-body">
                        {% if error %}
                            <div class="alert alert-danger" role="alert">
                                <i class="fas fa-exclamation-triangle"></i>
                                <strong>Error:</strong> {{ error }}
                            </div>
                        {% elif result %}
                            <div class="alert alert-success mb-3" role="alert">
                                <i class="fas fa-check-circle"></i>
                                Command executed successfully
                            </div>
                            <div class="finger-output">
                                <pre class="rounded"><code>{{ result }}</code></pre>
                            </div>
                        {% else %}
                            <div class="text-center text-muted py-5">
                                <i class="fas fa-terminal fa-3x mb-3"></i>
                                <p>Enter a username and click "Run Finger" to see user information,<br>
                                   or leave username empty to see all logged-in users.</p>
                            </div>
                        {% endif %}
                    </div>
                </div>
            </div>
        </div>

        <div class="text-center mt-4">
            <a href="{{ url_for('index') }}" class="btn btn-outline-primary">
                <i class="fas fa-home"></i> Back to Home
            </a>
        </div>
    </div>
</div>
{% endif %}

<script>
function clearForm() {
    document.getElementById('username').value = '';
    // Optionally reload the page to clear results
    window.location.href = "{{ url_for('finger') }}";
}

{% if not direct %}
// Auto-focus on username input when page loads
document.addEventListener('DOMContentLoaded', function() {
    document.getElementById('username').focus();
});
{% endif %}
</script>
{% endblock %}