{% extends "base.html" %}

{% block title %}Schichtplan - Mercedes-Benz MYP Platform{% endblock %}

{% block head %}
{{ super() }}
<meta name="csrf-token" content="{{ csrf_token() }}">
<!-- FullCalendar CSS -->
<link href="{{ url_for('static', filename='js/fullcalendar/main.min.css') }}" rel="stylesheet">
{% endblock %}

{% block content %}
<div class="mercedes-page-container">
    <div class="mercedes-content-container">
        <!-- Vereinfachter Premium Header mit Mercedes Design -->
        <div class="mercedes-page-header mercedes-fade-in">
            <div class="flex flex-col lg:flex-row lg:items-center lg:justify-between">
                <div>
                    <h1 class="text-4xl font-bold mb-2">Schichtplan</h1>
                    <p class="text-xl opacity-90">Intelligente Planung und Überwachung Ihrer 3D-Druckprozesse</p>
                </div>
                <div class="flex space-x-4 mt-6 lg:mt-0">
                    {% if can_edit %}
                    <button onclick="openCreateEventModal()" class="mercedes-btn-primary">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6v6m0 0v6m0-6h6m-6 0H6"></path>
                        </svg>
                        Neuen Job planen
                    </button>
                    {% endif %}
                    <button onclick="refreshCalendar()" class="mercedes-btn-secondary">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"></path>
                        </svg>
                        Aktualisieren
                    </button>
                </div>
            </div>
        </div>

        <div class="mercedes-grid mercedes-grid-1 mt-8">
            <!-- Vereinfachte Filter Section -->
            <div class="mercedes-premium-card mercedes-slide-up">
                <div class="flex flex-col lg:flex-row lg:items-center lg:justify-between space-y-6 lg:space-y-0">
                    <div class="mercedes-grid mercedes-grid-2 lg:max-w-2xl">
                        <!-- Drucker Filter -->
                        <div>
                            <label for="printerFilter" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">
                                Drucker auswählen
                            </label>
                            <select id="printerFilter" class="mercedes-form-input">
                                <option value="">Alle Drucker</option>
                                {% for printer in printers %}
                                <option value="{{ printer.id }}">{{ printer.name }}{% if printer.location %} - {{ printer.location }}{% endif %}</option>
                                {% endfor %}
                            </select>
                        </div>
                        
                        <!-- Status Filter -->
                        <div>
                            <label for="statusFilter" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">
                                Status-Filter
                            </label>
                            <select id="statusFilter" class="mercedes-form-input">
                                <option value="">Alle Status</option>
                                <option value="running">Aktiv</option>
                                <option value="queued">Warteschlange</option>
                                <option value="completed">Abgeschlossen</option>
                                <option value="cancelled">Abgebrochen</option>
                            </select>
                        </div>
                    </div>
                    
                    <!-- Status Übersicht -->
                    <div class="flex flex-wrap gap-4">
                        <div class="mercedes-status-indicator mercedes-status-online">
                            <span id="active-jobs">0 Aktiv</span>
                        </div>
                        <div class="mercedes-status-indicator mercedes-status-pending">
                            <span id="queued-jobs">0 Wartend</span>
                        </div>
                        <div class="mercedes-status-indicator bg-orange-100 text-orange-800 dark:bg-orange-900/30 dark:text-orange-300">
                            <span id="total-time">0h Heute</span>
                        </div>
                    </div>
                </div>
            </div>

            <!-- Calendar Container -->
            <div class="mercedes-premium-card mercedes-slide-up">
                <div id="calendar"></div>
            </div>

            <!-- Vereinfachte Legende -->
            <div class="mercedes-premium-card mercedes-slide-up">
                <h3 class="text-xl font-semibold text-slate-800 dark:text-slate-200 mb-6">
                    Status-Legende
                </h3>
                <div class="mercedes-grid mercedes-grid-4">
                    <div class="flex items-center space-x-3 p-4 rounded-xl hover:bg-slate-50 dark:hover:bg-slate-700/30 transition-colors duration-200">
                        <div class="w-6 h-6 bg-green-500 rounded-lg"></div>
                        <div>
                            <div class="font-medium text-slate-900 dark:text-white">Aktiv</div>
                            <div class="text-sm text-slate-500 dark:text-slate-400">Drucker läuft</div>
                        </div>
                    </div>
                    
                    <div class="flex items-center space-x-3 p-4 rounded-xl hover:bg-slate-50 dark:hover:bg-slate-700/30 transition-colors duration-200">
                        <div class="w-6 h-6 bg-blue-500 rounded-lg"></div>
                        <div>
                            <div class="font-medium text-slate-900 dark:text-white">Geplant</div>
                            <div class="text-sm text-slate-500 dark:text-slate-400">Job wartet</div>
                        </div>
                    </div>
                    
                    <div class="flex items-center space-x-3 p-4 rounded-xl hover:bg-slate-50 dark:hover:bg-slate-700/30 transition-colors duration-200">
                        <div class="w-6 h-6 bg-green-600 rounded-lg"></div>
                        <div>
                            <div class="font-medium text-slate-900 dark:text-white">Abgeschlossen</div>
                            <div class="text-sm text-slate-500 dark:text-slate-400">Erfolgreich beendet</div>
                        </div>
                    </div>
                    
                    <div class="flex items-center space-x-3 p-4 rounded-xl hover:bg-slate-50 dark:hover:bg-slate-700/30 transition-colors duration-200">
                        <div class="w-6 h-6 bg-red-500 rounded-lg"></div>
                        <div>
                            <div class="font-medium text-slate-900 dark:text-white">Abgebrochen</div>
                            <div class="text-sm text-slate-500 dark:text-slate-400">Fehler oder Abbruch</div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Event Details Modal -->
<div id="eventModal" class="mercedes-modal">
    <div class="absolute inset-0 bg-black/60 backdrop-blur-sm" onclick="closeEventModal()"></div>
    <div class="mercedes-modal-content">
        <button class="absolute top-6 right-6 text-slate-500 hover:text-slate-700 dark:text-slate-400 dark:hover:text-slate-200" onclick="closeEventModal()">
            <svg class="w-8 h-8" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12" />
            </svg>
        </button>
        
        <div class="p-8" id="eventContent">
            <!-- Event content wird dynamisch geladen -->
        </div>
    </div>
</div>

<!-- Create Event Modal -->
{% if can_edit %}
<div id="createEventModal" class="mercedes-modal">
    <div class="absolute inset-0 bg-black/60 backdrop-blur-sm" onclick="closeCreateEventModal()"></div>
    <div class="mercedes-modal-content">
        <button class="absolute top-6 right-6 text-slate-500 hover:text-slate-700 dark:text-slate-400 dark:hover:text-slate-200" onclick="closeCreateEventModal()">
            <svg class="w-8 h-8" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12" />
            </svg>
        </button>
        
        <div class="p-8">
            <h3 class="text-2xl font-bold mb-6 text-slate-900 dark:text-white">Neuen Job planen</h3>
            
            <form id="createEventForm" class="space-y-6">
                <div class="mercedes-grid mercedes-grid-2">
                    <div>
                        <label for="eventTitle" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">Job-Titel*</label>
                        <input type="text" id="eventTitle" name="title" required class="mercedes-form-input" placeholder="Job-Beschreibung eingeben">
                    </div>
                    
                    <div>
                        <label for="eventPrinter" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">Drucker*</label>
                        <select id="eventPrinter" name="printer_id" required class="mercedes-form-input">
                            <option value="">Drucker auswählen...</option>
                            {% for printer in printers %}
                            <option value="{{ printer.id }}">{{ printer.name }}</option>
                            {% endfor %}
                        </select>
                    </div>
                    
                    <div>
                        <label for="eventStart" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">Startzeit*</label>
                        <input type="datetime-local" id="eventStart" name="start" required class="mercedes-form-input">
                    </div>
                    
                    <div>
                        <label for="eventDuration" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">Dauer (Minuten)*</label>
                        <input type="number" id="eventDuration" name="duration" required min="1" max="1440" class="mercedes-form-input" placeholder="z.B. 120">
                    </div>
                </div>
                
                <div>
                    <label for="eventDescription" class="block text-sm font-semibold text-slate-700 dark:text-slate-300 mb-3">Beschreibung (optional)</label>
                    <textarea id="eventDescription" name="description" rows="3" class="mercedes-form-input" placeholder="Zusätzliche Informationen..."></textarea>
                </div>
                
                <div class="flex justify-end space-x-4">
                    <button type="button" onclick="closeCreateEventModal()" class="mercedes-btn-secondary">
                        Abbrechen
                    </button>
                    <button type="submit" class="mercedes-btn-primary">
                        Job erstellen
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endif %}

<!-- FullCalendar JS -->
<script src="{{ url_for('static', filename='js/fullcalendar/main.min.js') }}"></script>
<input type="hidden" id="canEditFlag" value="{% if can_edit %}true{% else %}false{% endif %}">
<script>
document.addEventListener('DOMContentLoaded', function() {
    const calendarEl = document.getElementById('calendar');
    const printerFilter = document.getElementById('printerFilter');
    const statusFilter = document.getElementById('statusFilter');
    const canEdit = document.getElementById('canEditFlag').value === 'true';
    
    let calendar = new FullCalendar.Calendar(calendarEl, {
        initialView: 'timeGridWeek',
        locale: 'de',
        headerToolbar: {
            left: 'prev,next today',
            center: 'title',
            right: 'dayGridMonth,timeGridWeek,timeGridDay'
        },
        height: 'auto',
        slotMinTime: '06:00:00',
        slotMaxTime: '22:00:00',
        businessHours: {
            daysOfWeek: [1, 2, 3, 4, 5],
            startTime: '08:00',
            endTime: '18:00'
        },
        events: '/api/calendar/events',
        editable: canEdit,
        selectable: canEdit,
        selectMirror: true,
        eventDidMount: function(info) {
            // Premium Event Styling
            const event = info.event;
            const element = info.el;
            
            element.style.borderRadius = '12px';
            element.style.border = 'none';
            element.style.boxShadow = '0 4px 12px rgba(0,0,0,0.15)';
            element.style.backdropFilter = 'blur(8px)';
        },
        select: function(info) {
            if (canEdit) {
                openCreateEventModal();
                document.getElementById('eventStart').value = info.startStr.slice(0, 16);
                document.getElementById('eventEnd').value = info.endStr.slice(0, 16);
            }
        },
        eventClick: function(info) {
            if (canEdit) {
                // Edit existing event
                openCreateEventModal();
                document.getElementById('modalTitle').textContent = '⚡ Produktionsauftrag bearbeiten';
                document.getElementById('eventId').value = info.event.id;
                document.getElementById('eventTitle').value = info.event.title;
                document.getElementById('eventDescription').value = info.event.extendedProps.description || '';
                document.getElementById('eventPrinter').value = info.event.extendedProps.printerId || '';
                document.getElementById('eventStart').value = info.event.startStr.slice(0, 16);
                document.getElementById('eventEnd').value = info.event.endStr.slice(0, 16);
                document.getElementById('deleteEventBtn').style.display = 'block';
            }
        }
    });
    
    calendar.render();
    
    // Filter Event Handlers
    printerFilter.addEventListener('change', function() {
        calendar.refetchEvents();
    });
    
    statusFilter.addEventListener('change', function() {
        calendar.refetchEvents();
    });
    
    // Form Submit Handler
    document.getElementById('eventForm').addEventListener('submit', async function(e) {
        e.preventDefault();
        
        const formData = new FormData(e.target);
        const data = Object.fromEntries(formData);
        
        try {
            const response = await fetch('/api/calendar/events', {
                method: data.eventId ? 'PUT' : 'POST',
                headers: {
                    'Content-Type': 'application/json',
                    'X-CSRFToken': document.querySelector('meta[name="csrf-token"]').getAttribute('content')
                },
                body: JSON.stringify(data)
            });
            
            if (response.ok) {
                calendar.refetchEvents();
                closeEventModal();
                document.getElementById('eventForm').reset();
            } else {
                alert('Fehler beim Speichern des Events');
            }
        } catch (error) {
            console.error('Error:', error);
            alert('Fehler beim Speichern des Events');
        }
    });
    
    // Global Functions
    window.refreshCalendar = function() {
        calendar.refetchEvents();
        updateQuickStats();
    };
    
    window.exportCalendar = function() {
        window.open('/api/calendar/export', '_blank');
    };
    
    window.deleteEvent = function() {
        if (confirm('Möchten Sie diesen Produktionsauftrag wirklich löschen?')) {
            const eventId = document.getElementById('eventId').value;
            fetch(`/api/calendar/events/${eventId}`, {
                method: 'DELETE',
                headers: {
                    'X-CSRFToken': document.querySelector('meta[name="csrf-token"]').getAttribute('content')
                }
            }).then(response => {
                if (response.ok) {
                    calendar.refetchEvents();
                    closeEventModal();
                }
            });
        }
    };
    
    // Update Quick Stats
    function updateQuickStats() {
        fetch('/api/calendar/stats')
            .then(response => response.json())
            .then(data => {
                document.getElementById('active-jobs').textContent = `${data.active || 0} Aktiv`;
                document.getElementById('queued-jobs').textContent = `${data.queued || 0} Wartend`;
                document.getElementById('total-time').textContent = `${data.totalHours || 0}h Heute`;
            })
            .catch(console.error);
    }
    
    // Initial stats load
    updateQuickStats();
    
    // Auto-refresh every 30 seconds
    setInterval(() => {
        refreshCalendar();
    }, 30000);
});
</script>
{% endblock %}