@extends('layouts.app')

@section('content')
<div class="container mx-auto px-4 py-8">
    <div class="max-w-4xl mx-auto">
        
        <!-- Form Header -->
        <div class="mb-8">
            <h1 class="text-3xl font-bold text-gray-900">Schedule Property Appointment</h1>
            <p class="text-gray-600 mt-2">Fill out the form below to schedule an appointment for property viewing</p>
        </div>

        <!-- Success/Error Messages -->
        @if(session('success'))
            <div class="mb-6 bg-green-100 border border-green-400 text-green-700 px-4 py-3 rounded relative" role="alert">
                <span class="block sm:inline">{{ session('success') }}</span>
            </div>
        @endif

        @if(session('error'))
            <div class="mb-6 bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">
                <span class="block sm:inline">{{ session('error') }}</span>
            </div>
        @endif

        <!-- Appointment Form -->
        <form action="{{ route('appointments.store') }}" method="POST" enctype="multipart/form-data" class="bg-white rounded-xl shadow-md overflow-hidden">
            @csrf
            
            <div class="p-6 space-y-8">
                
                <!-- Property Selection -->
                <div class="border-b border-gray-200 pb-6">
                    <h2 class="text-xl font-semibold text-gray-900 mb-4">
                        <i class="fas fa-building text-orange-500 mr-2"></i>Property Information
                    </h2>
                    <div class="grid grid-cols-1 gap-4">
                        <div>
                            <label for="property_id" class="block text-sm font-medium text-gray-700 mb-2">Select Property *</label>
                            @if($selectedProperty)
                                <!-- Show property name when pre-selected -->
                                <div class="w-full px-3 py-2 border border-gray-200 rounded-lg bg-gray-50 text-gray-700 flex items-center justify-between">
                                    <div>
                                        <i class="fas fa-building text-orange-500 mr-2"></i>
                                        <span class="font-medium">{{ $selectedProperty->name }}</span>
                                        <span class="text-gray-500 text-sm">- {{ $selectedProperty->address }}</span>
                                        @if($selectedProperty->units->count() > 0)
                                            <span class="text-xs text-gray-500">({{ $selectedProperty->units->count() }} units available)</span>
                                        @endif
                                    </div>
                                    <i class="fas fa-lock text-gray-400"></i>
                                </div>
                                <input type="hidden" name="property_id" value="{{ $selectedProperty->id }}">
                                <p class="mt-1 text-xs text-gray-500">
                                    <i class="fas fa-info-circle mr-1"></i>
                                    Property pre-selected. <a href="{{ route('appointments.create') }}" class="text-orange-600 hover:underline">Choose different property</a>
                                </p>
                            @else
                                <!-- Normal dropdown when not pre-selected -->
                                <select name="property_id" id="property_id" required 
                                        class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('property_id') border-red-500 @enderror"
                                        onchange="loadPropertyUnits(this.value)">
                                    <option value="">Choose a property...</option>
                                    @foreach($properties as $property)
                                        <option value="{{ $property->id }}" 
                                                data-has-units="{{ $property->units->count() > 0 ? 'true' : 'false' }}"
                                                {{ old('property_id', request('property_id')) == $property->id ? 'selected' : '' }}>
                                            {{ $property->name }} - {{ $property->address }}
                                            @if($property->units->count() > 0)
                                                ({{ $property->units->count() }} units available)
                                            @endif
                                        </option>
                                    @endforeach
                                </select>
                            @endif
                            @error('property_id')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <!-- Unit Selection (shows when property has units) -->
                        <div id="unit-selection-container" class="hidden">
                            <label for="unit_id" class="block text-sm font-medium text-gray-700 mb-2">
                                Select Specific Unit 
                                <span class="text-gray-500 font-normal">(Optional - leave blank to view all available units)</span>
                            </label>
                            <select name="unit_id" id="unit_id"
                                    class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('unit_id') border-red-500 @enderror">
                                <option value="">All available units</option>
                            </select>
                            @error('unit_id')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                            
                            <!-- Unit Details Display -->
                            <div id="unit-details" class="mt-3 p-4 bg-blue-50 border border-blue-200 rounded-lg hidden">
                                <div class="flex items-start gap-3">
                                    <i class="fas fa-info-circle text-blue-600 mt-1"></i>
                                    <div class="flex-1">
                                        <p class="font-medium text-blue-900" id="unit-name"></p>
                                        <p class="text-sm text-blue-700 mt-1" id="unit-specs"></p>
                                        <p class="text-sm font-semibold text-blue-900 mt-2" id="unit-rent"></p>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>

                <!-- Personal Information -->
                <div class="border-b border-gray-200 pb-6">
                    <h2 class="text-xl font-semibold text-gray-900 mb-4">
                        <i class="fas fa-user text-orange-500 mr-2"></i>Personal Information
                    </h2>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                        
                        <div>
                            <label for="full_name" class="block text-sm font-medium text-gray-700 mb-2">Full Name *</label>
                            <input type="text" name="full_name" id="full_name" value="{{ old('full_name') }}" required
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('full_name') border-red-500 @enderror"
                                   placeholder="Enter your full name">
                            @error('full_name')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <div>
                            <label for="phone" class="block text-sm font-medium text-gray-700 mb-2">Phone Number *</label>
                            <input type="tel" name="phone" id="phone" value="{{ old('phone') }}" required
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('phone') border-red-500 @enderror"
                                   placeholder="+256 700 000 000">
                            @error('phone')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <div>
                            <label for="email" class="block text-sm font-medium text-gray-700 mb-2">Email Address *</label>
                            <input type="email" name="email" id="email" value="{{ old('email') }}" required
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('email') border-red-500 @enderror"
                                   placeholder="your.email@example.com">
                            @error('email')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <div>
                            <label for="nin" class="block text-sm font-medium text-gray-700 mb-2">National ID Number</label>
                            <input type="text" name="nin" id="nin" value="{{ old('nin') }}"
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('nin') border-red-500 @enderror"
                                   placeholder="National ID Number">
                            @error('nin')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <div class="md:col-span-2">
                            <label for="emergency_contacts" class="block text-sm font-medium text-gray-700 mb-2">Emergency Contact</label>
                            <input type="text" name="emergency_contacts" id="emergency_contacts" value="{{ old('emergency_contacts') }}"
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('emergency_contacts') border-red-500 @enderror"
                                   placeholder="Emergency contact name and phone">
                            @error('emergency_contacts')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                    </div>
                </div>

                <!-- Appointment Details -->
                <div class="border-b border-gray-200 pb-6">
                    <h2 class="text-xl font-semibold text-gray-900 mb-4">
                        <i class="fas fa-calendar-check text-orange-500 mr-2"></i>Appointment Details
                    </h2>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                        
                        <div>
                            <label for="appointment_date" class="block text-sm font-medium text-gray-700 mb-2">Preferred Date & Time *</label>
                            <input type="datetime-local" name="appointment_date" id="appointment_date" value="{{ old('appointment_date') }}" required
                                   min="{{ date('Y-m-d\TH:i') }}"
                                   class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('appointment_date') border-red-500 @enderror">
                            @error('appointment_date')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <div>
                            <label for="purpose" class="block text-sm font-medium text-gray-700 mb-2">Purpose of Visit *</label>
                            <select name="purpose" id="purpose" required
                                    class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('purpose') border-red-500 @enderror">
                                <option value="">Select purpose...</option>
                                <option value="viewing" {{ old('purpose') == 'viewing' ? 'selected' : '' }}>Property Viewing</option>
                                <option value="rental_inquiry" {{ old('purpose') == 'rental_inquiry' ? 'selected' : '' }}>Rental Inquiry</option>
                                <option value="lease_signing" {{ old('purpose') == 'lease_signing' ? 'selected' : '' }}>Lease Signing</option>
                                <option value="inspection" {{ old('purpose') == 'inspection' ? 'selected' : '' }}>Property Inspection</option>
                                <option value="maintenance" {{ old('purpose') == 'maintenance' ? 'selected' : '' }}>Maintenance Discussion</option>
                                <option value="other" {{ old('purpose') == 'other' ? 'selected' : '' }}>Other</option>
                            </select>
                            @error('purpose')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                    </div>

                    <div class="mt-4">
                        <label for="notes" class="block text-sm font-medium text-gray-700 mb-2">Additional Notes</label>
                        <textarea name="notes" id="notes" rows="4" 
                                  class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-orange-500 focus:border-orange-500 @error('notes') border-red-500 @enderror"
                                  placeholder="Any additional information or special requirements...">{{ old('notes') }}</textarea>
                        @error('notes')
                            <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                        @enderror
                    </div>
                </div>

                <!-- Document Uploads -->
                <div>
                    <h2 class="text-xl font-semibold text-gray-900 mb-4">
                        <i class="fas fa-file-upload text-orange-500 mr-2"></i>Document Uploads
                    </h2>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                        
                        <div>
                            <label for="photo_path" class="block text-sm font-medium text-gray-700 mb-2">Profile Photo</label>
                            <div class="border-2 border-dashed border-gray-300 rounded-lg p-4 text-center hover:border-gray-400 transition-colors">
                                <input type="file" name="photo_path" id="photo_path" accept="image/*"
                                       class="hidden" onchange="updateFileName(this, 'photo-filename')">
                                <label for="photo_path" class="cursor-pointer">
                                    <svg class="mx-auto h-8 w-8 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-8l-4-4m0 0L8 8m4-4v12" />
                                    </svg>
                                    <p class="mt-2 text-sm text-gray-600">Click to upload photo</p>
                                    <p class="text-xs text-gray-500">PNG, JPG up to 10MB</p>
                                </label>
                                <p id="photo-filename" class="mt-2 text-sm text-green-600 hidden"></p>
                            </div>
                            @error('photo_path')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                        <div>
                            <label for="bank_statement_path" class="block text-sm font-medium text-gray-700 mb-2">Bank Statement</label>
                            <div class="border-2 border-dashed border-gray-300 rounded-lg p-4 text-center hover:border-gray-400 transition-colors">
                                <input type="file" name="bank_statement_path" id="bank_statement_path" accept=".pdf,.jpg,.jpeg,.png"
                                       class="hidden" onchange="updateFileName(this, 'bank-filename')">
                                <label for="bank_statement_path" class="cursor-pointer">
                                    <svg class="mx-auto h-8 w-8 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                                        <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>
                                    <p class="mt-2 text-sm text-gray-600">Click to upload bank statement</p>
                                    <p class="text-xs text-gray-500">PDF, PNG, JPG up to 10MB</p>
                                </label>
                                <p id="bank-filename" class="mt-2 text-sm text-green-600 hidden"></p>
                            </div>
                            @error('bank_statement_path')
                                <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                            @enderror
                        </div>

                    </div>
                </div>

            </div>

            <!-- Form Actions -->
            <div class="bg-gray-50 px-6 py-4 border-t border-gray-200">
                <div class="flex flex-col sm:flex-row gap-3 sm:justify-end">
                    <a href="{{ url()->previous() }}" 
                       class="px-4 py-2 border border-gray-300 rounded-lg text-gray-700 hover:bg-gray-100 transition-colors text-center">
                        <i class="fas fa-times mr-1"></i> Cancel
                    </a>
                    <button type="submit" 
                            class="px-6 py-2 bg-orange-600 text-white rounded-lg hover:bg-orange-700 focus:outline-none focus:ring-2 focus:ring-orange-500 focus:ring-offset-2 transition-colors">
                        <i class="fas fa-calendar-check mr-2"></i> Schedule Appointment
                    </button>
                </div>
            </div>

        </form>
    </div>
</div>

<script>
// Store units data
let propertiesUnitsData = {!! json_encode($properties->mapWithKeys(function($property) {
    return [$property->id => $property->units->map(function($unit) {
        return [
            'id' => $unit->id,
            'display_name' => $unit->display_name,
            'rent_amount' => $unit->rent_amount,
            'formatted_details' => $unit->formatted_details ?? '',
        ];
    })];
})) !!};

function updateFileName(input, displayId) {
    const display = document.getElementById(displayId);
    if (input.files && input.files[0]) {
        display.textContent = input.files[0].name;
        display.classList.remove('hidden');
    } else {
        display.textContent = '';
        display.classList.add('hidden');
    }
}

function loadPropertyUnits(propertyId) {
    const unitSelectionContainer = document.getElementById('unit-selection-container');
    const unitSelect = document.getElementById('unit_id');
    const unitDetails = document.getElementById('unit-details');
    
    // Clear previous units
    unitSelect.innerHTML = '<option value="">All available units</option>';
    unitDetails.classList.add('hidden');
    
    if (!propertyId || !propertiesUnitsData[propertyId]) {
        unitSelectionContainer.classList.add('hidden');
        return;
    }
    
    const units = propertiesUnitsData[propertyId];
    
    if (units.length > 0) {
        unitSelectionContainer.classList.remove('hidden');
        
        units.forEach(unit => {
            const option = document.createElement('option');
            option.value = unit.id;
            option.textContent = `${unit.display_name} - UGX ${Number(unit.rent_amount).toLocaleString()}/mo`;
            option.dataset.details = unit.formatted_details;
            option.dataset.rent = unit.rent_amount;
            option.dataset.name = unit.display_name;
            unitSelect.appendChild(option);
        });
        
        // Pre-select unit if passed in request
        const selectedUnitId = '{{ old("unit_id", $selectedUnit?->id ?? request("unit_id")) }}';
        if (selectedUnitId) {
            unitSelect.value = selectedUnitId;
            showUnitDetails();
        }
    } else {
        unitSelectionContainer.classList.add('hidden');
    }
}

function showUnitDetails() {
    const unitSelect = document.getElementById('unit_id');
    const unitDetails = document.getElementById('unit-details');
    const selectedOption = unitSelect.options[unitSelect.selectedIndex];
    
    if (selectedOption.value) {
        document.getElementById('unit-name').textContent = selectedOption.dataset.name;
        document.getElementById('unit-specs').textContent = selectedOption.dataset.details || 'No additional details';
        document.getElementById('unit-rent').textContent = `Rent: UGX ${Number(selectedOption.dataset.rent).toLocaleString()}/month`;
        unitDetails.classList.remove('hidden');
    } else {
        unitDetails.classList.add('hidden');
    }
}

// Event listeners
document.getElementById('unit_id')?.addEventListener('change', showUnitDetails);

// Load units on page load if property is pre-selected
window.addEventListener('DOMContentLoaded', function() {
    @if($selectedProperty)
        // Property is pre-selected, load its units immediately
        loadPropertyUnits('{{ $selectedProperty->id }}');
    @else
        // Check if property select exists and has a value
        const propertySelect = document.getElementById('property_id');
        if (propertySelect && propertySelect.value) {
            loadPropertyUnits(propertySelect.value);
        }
    @endif
});
</script>

@endsection