{% extends "base.html" %}

{% block title %}Job mit Code starten - Mercedes-Benz MYP Platform{% endblock %}

{% block content %}
<div class="space-y-8">
    <!-- Page Header -->
    <div class="dashboard-card p-6">
        <div class="flex flex-col md:flex-row md:items-center md:justify-between gap-6">
            <div class="flex items-center gap-4">
                <div class="w-12 h-12 flex-shrink-0">
                    <svg class="w-full h-full text-slate-900 dark:text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 7a2 2 0 012 2m4 0a6 6 0 01-7.743 5.743L11 17H9v2H7v2H4a1 1 0 01-1-1v-3a1 1 0 011-1h2.586l6.243-6.243A6 6 0 0121 9z"/>
                    </svg>
                </div>
                <div>
                    <h1 class="text-3xl font-bold text-slate-900 dark:text-white tracking-tight">Job starten</h1>
                    <p class="text-slate-500 dark:text-slate-400 mt-1">Geben Sie Ihren 6-stelligen Zugangscode ein</p>
                </div>
            </div>
            <div class="flex flex-wrap gap-3">
                <a href="{{ url_for('guest.guest_request_form') }}" 
                   class="btn-secondary flex items-center gap-2">
                    <svg class="w-5 h-5" 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"/>
                    </svg>
                    <span>Neue Anfrage</span>
                </a>
                <a href="{{ url_for('index') }}" 
                   class="btn-secondary flex items-center gap-2">
                    <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 12l2-2m0 0l7-7 7 7M5 10v10a1 1 0 001 1h3m10-11l2 2m-2-2v10a1 1 0 01-1 1h-3m-6 0a1 1 0 001-1v-4a1 1 0 011-1h2a1 1 0 011 1v4a1 1 0 001 1m-6 0h6"/>
                    </svg>
                    <span>Startseite</span>
                </a>
            </div>
        </div>
    </div>

    <!-- Success Message (versteckt) -->
    <div id="successMessage" class="hidden">
        <div class="dashboard-card p-6 border-l-4 border-green-400">
            <div class="flex items-start gap-4">
                <div class="w-12 h-12 bg-green-100 dark:bg-green-900/30 rounded-xl flex items-center justify-center flex-shrink-0">
                    <svg class="w-6 h-6 text-green-600 dark:text-green-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"/>
                    </svg>
                </div>
                <div class="flex-1">
                    <h3 class="text-lg font-semibold text-green-900 dark:text-green-100 mb-2">Job erfolgreich gestartet!</h3>
                    <p class="text-green-700 dark:text-green-300" id="successDetails"></p>
                </div>
            </div>
        </div>
    </div>

    <!-- Error Message (versteckt) -->
    <div id="errorMessage" class="hidden">
        <div class="dashboard-card p-6 border-l-4 border-red-400">
            <div class="flex items-start gap-4">
                <div class="w-12 h-12 bg-red-100 dark:bg-red-900/30 rounded-xl flex items-center justify-center flex-shrink-0">
                    <svg class="w-6 h-6 text-red-600 dark:text-red-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"/>
                    </svg>
                </div>
                <div class="flex-1">
                    <h3 class="text-lg font-semibold text-red-900 dark:text-red-100 mb-2">Fehler beim Starten</h3>
                    <p class="text-red-700 dark:text-red-300" id="errorDetails"></p>
                </div>
            </div>
        </div>
    </div>

    <!-- Code-Eingabe Container -->
    <div class="dashboard-card p-8">
        <div class="text-center mb-8">
            <div class="w-16 h-16 bg-green-100 dark:bg-green-900/30 rounded-xl flex items-center justify-center mx-auto mb-6">
                <svg class="w-8 h-8 text-green-600 dark:text-green-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 7a2 2 0 012 2m4 0a6 6 0 01-7.743 5.743L11 17H9v2H7v2H4a1 1 0 01-1-1v-3a1 1 0 011-1h2.586l6.243-6.243A6 6 0 0121 9z"/>
                </svg>
            </div>
            <h2 class="text-2xl font-bold text-slate-900 dark:text-white mb-3">
                Zugangscode eingeben
            </h2>
            <p class="text-slate-500 dark:text-slate-400">
                Ihr persönlicher 6-stelliger Code wurde Ihnen nach der Genehmigung mitgeteilt.
            </p>
        </div>
        
        <form id="codeForm" class="max-w-lg mx-auto">
            <!-- Code-Eingabe -->
            <div class="mb-8">
                <label class="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-6 text-center">
                    6-stelliger Zugangscode <span class="text-red-500">*</span>
                </label>
                
                <!-- Code-Input mit einzelnen Feldern -->
                <div class="flex justify-center gap-3 mb-6">
                    <input type="text" id="code1" maxlength="1" 
                           class="code-input w-12 h-12 text-center text-xl font-bold border border-gray-300 dark:border-slate-600 rounded-lg bg-white dark:bg-slate-800 text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-all duration-300"
                           oninput="moveToNext(this, 'code2')" onkeydown="handleBackspace(event, this, null)">
                    <input type="text" id="code2" maxlength="1" 
                           class="code-input w-12 h-12 text-center text-xl font-bold border border-gray-300 dark:border-slate-600 rounded-lg bg-white dark:bg-slate-800 text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-all duration-300"
                           oninput="moveToNext(this, 'code3')" onkeydown="handleBackspace(event, this, 'code1')">
                    <input type="text" id="code3" maxlength="1" 
                           class="code-input w-12 h-12 text-center text-xl font-bold border border-gray-300 dark:border-slate-600 rounded-lg bg-white dark:bg-slate-800 text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-all duration-300"
                           oninput="moveToNext(this, 'code4')" onkeydown="handleBackspace(event, this, 'code2')">
                    <input type="text" id="code4" maxlength="1" 
                           class="code-input w-12 h-12 text-center text-xl font-bold border border-gray-300 dark:border-slate-600 rounded-lg bg-white dark:bg-slate-800 text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-all duration-300"
                           oninput="moveToNext(this, 'code5')" onkeydown="handleBackspace(event, this, 'code3')">
                    <input type="text" id="code5" maxlength="1" 
                           class="code-input w-12 h-12 text-center text-xl font-bold border border-gray-300 dark:border-slate-600 rounded-lg bg-white dark:bg-slate-800 text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-all duration-300"
                           oninput="moveToNext(this, 'code6')" onkeydown="handleBackspace(event, this, 'code4')">
                    <input type="text" id="code6" maxlength="1" 
                           class="code-input w-12 h-12 text-center text-xl font-bold border border-gray-300 dark:border-slate-600 rounded-lg bg-white dark:bg-slate-800 text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-blue-500 transition-all duration-300"
                           oninput="moveToNext(this, null)" onkeydown="handleBackspace(event, this, 'code5')">
                </div>
                
                <div class="text-center">
                    <p class="text-slate-500 dark:text-slate-400 text-sm">
                        Der Code besteht aus 6 Zeichen (Großbuchstaben und Zahlen)
                    </p>
                </div>
            </div>

            <!-- Submit Button -->
            <div class="text-center">
                <button type="submit" id="submitBtn"
                        class="btn-primary disabled:opacity-50 disabled:cursor-not-allowed px-8 py-3 flex items-center gap-2 mx-auto">
                    <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M14.828 14.828a4 4 0 01-5.656 0M9 10h1m4 0h1m-6 4h.01M12 5v.01M12 19v.01M12 12h.01M12 9a3 3 0 100-6 3 3 0 000 6zm0 0a3 3 0 100 6 3 3 0 000-6z"/>
                    </svg>
                    Job jetzt starten
                </button>
            </div>
        </form>
    </div>

    <!-- Hilfe-Sektion -->
    <div class="dashboard-card p-6">
        <h3 class="text-lg font-semibold text-slate-900 dark:text-white mb-6 text-center">
            Brauchen Sie Hilfe?
        </h3>
        <div class="grid grid-cols-1 md:grid-cols-3 gap-6">
            <div class="text-center p-4 bg-gray-50 dark:bg-slate-700/30 rounded-lg">
                <div class="w-10 h-10 bg-blue-100 dark:bg-blue-900/30 rounded-lg mx-auto mb-3 flex items-center justify-center">
                    <svg class="w-5 h-5 text-blue-600 dark:text-blue-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"/>
                    </svg>
                </div>
                <p class="text-sm text-slate-600 dark:text-slate-400">Ihr Zugangscode wurde Ihnen nach der Genehmigung mitgeteilt</p>
            </div>
            <div class="text-center p-4 bg-gray-50 dark:bg-slate-700/30 rounded-lg">
                <div class="w-10 h-10 bg-green-100 dark:bg-green-900/30 rounded-lg mx-auto mb-3 flex items-center justify-center">
                    <svg class="w-5 h-5 text-green-600 dark:text-green-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z"/>
                    </svg>
                </div>
                <p class="text-sm text-slate-600 dark:text-slate-400">Der Code ist nur einmalig verwendbar und hat eine begrenzte Gültigkeit</p>
            </div>
            <div class="text-center p-4 bg-gray-50 dark:bg-slate-700/30 rounded-lg">
                <div class="w-10 h-10 bg-purple-100 dark:bg-purple-900/30 rounded-lg mx-auto mb-3 flex items-center justify-center">
                    <svg class="w-5 h-5 text-purple-600 dark:text-purple-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M18.364 5.636l-3.536 3.536m0 5.656l3.536 3.536M9.172 9.172L5.636 5.636m3.536 9.192L5.636 18.364M12 12h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>
                    </svg>
                </div>
                <p class="text-sm text-slate-600 dark:text-slate-400">Bei Problemen wenden Sie sich an den Administrator</p>
            </div>
        </div>
    </div>
</div>

<script>
// Code-Eingabe-Logik
function moveToNext(current, nextId) {
    const value = current.value.toUpperCase();
    
    // Nur alphanumerische Zeichen erlauben
    if (!/^[A-Z0-9]$/.test(value)) {
        current.value = '';
        return;
    }
    
    current.value = value;
    current.classList.add('border-green-500', 'bg-green-50', 'dark:bg-green-900/20');
    
    // Zum nächsten Feld wechseln
    if (nextId && value) {
        document.getElementById(nextId).focus();
    }
    
    // Prüfen ob alle Felder ausgefüllt sind
    checkFormComplete();
}

function handleBackspace(event, current, prevId) {
    if (event.key === 'Backspace') {
        if (current.value === '' && prevId) {
            event.preventDefault();
            const prevField = document.getElementById(prevId);
            prevField.focus();
            prevField.value = '';
            prevField.classList.remove('border-green-500', 'bg-green-50', 'dark:bg-green-900/20');
        } else if (current.value !== '') {
            current.classList.remove('border-green-500', 'bg-green-50', 'dark:bg-green-900/20');
        }
    }
}

function checkFormComplete() {
    const inputs = ['code1', 'code2', 'code3', 'code4', 'code5', 'code6'];
    const allFilled = inputs.every(id => document.getElementById(id).value !== '');
    
    const submitBtn = document.getElementById('submitBtn');
    submitBtn.disabled = !allFilled;
}

function getCodeValue() {
    const inputs = ['code1', 'code2', 'code3', 'code4', 'code5', 'code6'];
    return inputs.map(id => document.getElementById(id).value).join('');
}

function clearCode() {
    const inputs = ['code1', 'code2', 'code3', 'code4', 'code5', 'code6'];
    inputs.forEach(id => {
        const input = document.getElementById(id);
        input.value = '';
        input.classList.remove('border-green-500', 'bg-green-50', 'dark:bg-green-900/20');
    });
    checkFormComplete();
    document.getElementById('code1').focus();
}

function showSuccess(message, details) {
    document.getElementById('successMessage').classList.remove('hidden');
    document.getElementById('successDetails').textContent = details;
    document.getElementById('errorMessage').classList.add('hidden');
    
    // Scroll zur Nachricht
    document.getElementById('successMessage').scrollIntoView({ behavior: 'smooth', block: 'center' });
}

function showError(message, details) {
    document.getElementById('errorMessage').classList.remove('hidden');
    document.getElementById('errorDetails').textContent = details;
    document.getElementById('successMessage').classList.add('hidden');
    
    // Scroll zur Nachricht
    document.getElementById('errorMessage').scrollIntoView({ behavior: 'smooth', block: 'center' });
}

// Form-Submit-Handler
document.addEventListener('DOMContentLoaded', function() {
    const form = document.getElementById('codeForm');
    const submitBtn = document.getElementById('submitBtn');
    
    // Erstes Feld fokussieren
    document.getElementById('code1').focus();
    
    form.addEventListener('submit', async function(e) {
        e.preventDefault();
        
        const code = getCodeValue();
        if (code.length !== 6) {
            showError('Ungültiger Code', 'Bitte geben Sie alle 6 Zeichen ein.');
            return;
        }
        
        // Button-Animation
        submitBtn.disabled = true;
        const originalContent = submitBtn.innerHTML;
        submitBtn.innerHTML = `
            <svg class="animate-spin w-5 h-5 mr-2" fill="none" viewBox="0 0 24 24">
                <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
                <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
            </svg>
            Wird überprüft...
        `;
        
        try {
            const response = await fetch('/api/guest/start-job', {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json',
                    'X-Requested-With': 'XMLHttpRequest'
                },
                body: JSON.stringify({ code: code })
            });
            
            const result = await response.json();
            
            if (result.success) {
                showSuccess(
                    'Job erfolgreich gestartet!', 
                    `Ihr Job "${result.job_name}" wurde gestartet und läuft bis ${result.end_time}.`
                );
                
                // Form deaktivieren
                form.style.opacity = '0.5';
                form.style.pointerEvents = 'none';
                
                // Nach 3 Sekunden zur Job-Status-Seite weiterleiten
                setTimeout(() => {
                    if (result.job_id) {
                        window.location.href = `/guest/job/${result.job_id}/status`;
                    }
                }, 3000);
                
            } else {
                showError('Code ungültig', result.error || 'Der eingegebene Code ist ungültig oder bereits verwendet.');
                clearCode();
            }
            
        } catch (error) {
            showError('Verbindungsfehler', 'Es gab ein Problem bei der Verbindung. Bitte versuchen Sie es erneut.');
            clearCode();
        } finally {
            submitBtn.disabled = false;
            submitBtn.innerHTML = originalContent;
            checkFormComplete();
        }
    });
    
    // Paste-Handler für kompletten Code
    document.addEventListener('paste', function(e) {
        const target = e.target;
        if (target.classList.contains('code-input')) {
            e.preventDefault();
            const paste = (e.clipboardData || window.clipboardData).getData('text').toUpperCase();
            
            if (paste.length === 6 && /^[A-Z0-9]+$/.test(paste)) {
                const inputs = ['code1', 'code2', 'code3', 'code4', 'code5', 'code6'];
                inputs.forEach((id, index) => {
                    const input = document.getElementById(id);
                    input.value = paste[index] || '';
                    if (input.value) {
                        input.classList.add('border-green-500', 'bg-green-50', 'dark:bg-green-900/20');
                    }
                });
                checkFormComplete();
                document.getElementById('code6').focus();
            }
        }
    });
});
</script>
{% endblock %}