@section("title", "BizMan | Create Quotation")

<x-app-layout>
    <x-slot name="header">
        <h2 class="font-semibold text-xl text-gray-800 leading-tight">
            {{ __('Create Quotation') }}
        </h2>
        <p class="text-gray-500 text-sm">{{ date('l, d M Y') }}</p> 
    </x-slot>

    <div>
        <div class="max-w-7xl flex flex-col gap-5 mx-auto sm:px-6 lg:px-8">
            <div class="flex items-center justify-between gap-2">
                <div class="flex flex-col gap-1">
                    <p class="font-semibold text-3xl max-sm:text-2xl text-black">Create Quotation</p>
                    <p>Buat quotation/penawaran harga baru untuk customer</p>
                </div>
                <a href="{{ route('quotations.index') }}"
                    class="bg-gray-500 whitespace-nowrap hover:bg-gray-700 text-white font-bold py-2 px-4 rounded">
                    Back
                </a>
            </div>
            <div class="bg-white overflow-hidden shadow-sm sm:rounded-lg">
                <div class="p-6 text-gray-900">
                    <form action="{{ route('quotations.store') }}" method="POST">
                        @csrf

                        <div class="grid grid-cols-1 gap-4">
                            <!-- Customer -->
                            <div class="mb-4">
                                <label for="customer_id" class="block text-sm font-medium text-gray-700">
                                    Customer <span class="text-red-500">*</span>
                                </label>
                                <select name="customer_id" 
                                        id="customer_id"
                                        class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 @error('customer_id') border-red-500 @enderror">
                                    <option value="">-- Select Customer --</option>
                                    @foreach($customers as $customer)
                                        <option value="{{ $customer->id }}" 
                                                data-name="{{ $customer->name }}"
                                                data-company="{{ $customer->company_name }}"
                                                data-email="{{ $customer->email }}"
                                                data-phone="{{ $customer->phone }}"
                                                {{ old('customer_id') == $customer->id ? 'selected' : '' }}>
                                            {{ $customer->name }} - {{ $customer->company_name }}
                                        </option>
                                    @endforeach
                                </select>
                                @error('customer_id')
                                    <p class="text-red-500 text-xs mt-1">{{ $message }}</p>
                                @enderror
                            </div>
                        </div>

                        <!-- Customer Information Display -->
                        <div id="customer-info" class="mb-4 p-4 bg-blue-50 border border-blue-200 rounded-lg" style="display: none;">
                            <h4 class="font-semibold text-gray-700 mb-3">Customer Information</h4>
                            <div class="grid grid-cols-2 gap-4">
                                <div>
                                    <p class="text-sm text-gray-600">Name</p>
                                    <p class="font-medium text-gray-900" id="display-name">-</p>
                                </div>
                                <div>
                                    <p class="text-sm text-gray-600">Company</p>
                                    <p class="font-medium text-gray-900" id="display-company">-</p>
                                </div>
                                <div>
                                    <p class="text-sm text-gray-600">Email</p>
                                    <p class="font-medium text-gray-900" id="display-email">-</p>
                                </div>
                                <div>
                                    <p class="text-sm text-gray-600">Phone</p>
                                    <p class="font-medium text-gray-900" id="display-phone">-</p>
                                </div>
                            </div>
                        </div>

                        <div class="grid grid-cols-2 gap-4">
                            <!-- Quotation Date -->
                            <div class="mb-4">
                                <label for="quotation_date" class="block text-sm font-medium text-gray-700">
                                    Tanggal <span class="text-red-500">*</span>
                                </label>
                                <input type="date" 
                                       name="quotation_date" 
                                       id="quotation_date" 
                                       value="{{ old('quotation_date', date('Y-m-d')) }}"
                                       class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 @error('quotation_date') border-red-500 @enderror">
                                @error('quotation_date')
                                    <p class="text-red-500 text-xs mt-1">{{ $message }}</p>
                                @enderror
                            </div>

                            <!-- Valid Until -->
                            <div class="mb-4">
                                <label for="valid_until" class="block text-sm font-medium text-gray-700">
                                    Valid Hingga <span class="text-red-500">*</span>
                                </label>
                                <input type="date" 
                                       name="valid_until" 
                                       id="valid_until" 
                                       value="{{ old('valid_until') }}"
                                       class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 @error('valid_until') border-red-500 @enderror">
                                @error('valid_until')
                                    <p class="text-red-500 text-xs mt-1">{{ $message }}</p>
                                @enderror
                            </div>
                        </div>

                        <!-- Item Penawaran Section -->
                        <div class="mb-6">
                            <div class="flex justify-between items-center mb-4">
                                <label class="block text-sm font-medium text-gray-700">Item Penawaran</label>
                                <button type="button" id="add-item" 
                                        class="inline-flex items-center gap-2 px-4 py-2 bg-green-500 hover:bg-green-600 text-white text-sm font-medium rounded-lg transition-colors">
                                    <svg class="w-4 h-4" 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>
                                    Tambah Item
                                </button>
                            </div>

                            <div id="items-container">
                                <!-- Items will be added here dynamically -->
                            </div>
                        </div>

                        <!-- Calculation Section -->
                        <div class="mb-6 p-4 bg-gray-50 rounded-lg">
                            <div class="flex justify-between items-center mb-3">
                                <span class="text-gray-700 font-medium">Subtotal:</span>
                                <span class="text-xl font-bold text-gray-900" id="display-subtotal">Rp 0</span>
                            </div>
                            <div class="flex justify-between items-center mb-3">
                                <div class="flex items-center gap-3">
                                    <span class="text-gray-700 font-medium">Pajak:</span>
                                    <input type="number" 
                                           step="0.01"
                                           name="tax_percentage" 
                                           id="tax_percentage" 
                                           value="{{ old('tax_percentage', 11) }}"
                                           class="w-20 rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 text-center">
                                    <span class="text-gray-700">%</span>
                                </div>
                                <span class="text-xl font-bold text-gray-900" id="display-tax">Rp 0</span>
                            </div>
                            <div class="flex justify-between items-center pt-3 border-t-2 border-gray-300">
                                <span class="text-gray-900 font-bold text-lg">Total:</span>
                                <span class="text-2xl font-bold text-blue-600" id="display-total">Rp 0</span>
                            </div>
                        </div>

                        <!-- Hidden inputs for submission -->
                        <input type="hidden" name="subtotal" id="subtotal" value="0">
                        <input type="hidden" name="total" id="total" value="0">

                        <!-- Notes -->
                        <div class="mb-6">
                            <label for="notes" class="block text-sm font-medium text-gray-700">
                                Catatan <span class="text-gray-400 text-xs">(Optional)</span>
                            </label>
                            <textarea name="notes" 
                                      id="notes" 
                                      rows="3"
                                      placeholder="Syarat dan ketentuan, catatan tambahan..."
                                      class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 @error('notes') border-red-500 @enderror">{{ old('notes') }}</textarea>
                            @error('notes')
                                <p class="text-red-500 text-xs mt-1">{{ $message }}</p>
                            @enderror
                        </div>

                        <!-- Buttons -->
                        <div class="flex items-center justify-between">
                            <a href="{{ route('quotations.index') }}"
                                class="bg-gray-400 hover:bg-gray-500 text-white font-bold py-2 px-6 rounded-lg">
                                Batal
                            </a>
                            <button type="submit"
                                class="bg-blue-500 hover:bg-blue-600 text-white font-bold py-2 px-6 rounded-lg">
                                Simpan Quotation
                            </button>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>

    @push('scripts')
    <script>
        document.addEventListener('DOMContentLoaded', function() {
            let itemIndex = 0;
            const itemsContainer = document.getElementById('items-container');
            const addItemBtn = document.getElementById('add-item');
            const customerSelect = document.getElementById('customer_id');
            const customerInfoDiv = document.getElementById('customer-info');
            const taxInput = document.getElementById('tax_percentage');

            // Template untuk item baru
            function createItemRow() {
                const row = document.createElement('div');
                row.className = 'grid grid-cols-12 gap-3 mb-3 items-start';
                row.dataset.index = itemIndex;
                
                row.innerHTML = `
                    <div class="col-span-4">
                        <input type="text" 
                               name="items[${itemIndex}][item_name]" 
                               placeholder="Deskripsi item"
                               required
                               class="block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500">
                    </div>
                    <div class="col-span-2">
                        <input type="number" 
                               name="items[${itemIndex}][quantity]" 
                               placeholder="1"
                               value="1"
                               min="1"
                               required
                               class="item-quantity block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500 text-center">
                    </div>
                    <div class="col-span-3">
                        <input type="number" 
                               name="items[${itemIndex}][item_price]" 
                               placeholder="Harga"
                               step="0.01"
                               min="0"
                               required
                               class="item-price block w-full rounded-md border-gray-300 shadow-sm focus:border-indigo-500 focus:ring-indigo-500">
                    </div>
                    <div class="col-span-2">
                        <input type="text" 
                               readonly
                               value="Rp 0"
                               class="item-total block w-full rounded-md border-gray-300 bg-gray-50 shadow-sm text-right font-medium">
                    </div>
                    <div class="col-span-1 flex justify-center">
                        <button type="button" 
                                class="remove-item p-2 text-red-600 hover:bg-red-50 rounded-lg transition-colors">
                            <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="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"></path>
                            </svg>
                        </button>
                    </div>
                `;
                
                itemIndex++;
                return row;
            }

            // Format rupiah
            function formatRupiah(amount) {
                return 'Rp ' + new Intl.NumberFormat('id-ID', {
                    minimumFractionDigits: 0,
                    maximumFractionDigits: 0
                }).format(amount);
            }

            // Calculate item total
            function calculateItemTotal(row) {
                const quantity = parseFloat(row.querySelector('.item-quantity').value) || 0;
                const price = parseFloat(row.querySelector('.item-price').value) || 0;
                const total = quantity * price;
                row.querySelector('.item-total').value = formatRupiah(total);
                return total;
            }

            // Calculate all totals
            function calculateTotals() {
                let subtotal = 0;
                
                // Sum all items
                document.querySelectorAll('#items-container > div').forEach(row => {
                    subtotal += calculateItemTotal(row);
                });

                const taxPercentage = parseFloat(taxInput.value) || 0;
                const taxAmount = (subtotal * taxPercentage) / 100;
                const total = subtotal + taxAmount;

                // Update displays
                document.getElementById('display-subtotal').textContent = formatRupiah(subtotal);
                document.getElementById('display-tax').textContent = formatRupiah(taxAmount);
                document.getElementById('display-total').textContent = formatRupiah(total);

                // Update hidden inputs
                document.getElementById('subtotal').value = subtotal.toFixed(2);
                document.getElementById('total').value = total.toFixed(2);
            }

            // Add item button
            addItemBtn.addEventListener('click', function() {
                const newRow = createItemRow();
                itemsContainer.appendChild(newRow);

                // Add event listeners to new row
                newRow.querySelector('.item-quantity').addEventListener('input', calculateTotals);
                newRow.querySelector('.item-price').addEventListener('input', calculateTotals);
                newRow.querySelector('.remove-item').addEventListener('click', function() {
                    newRow.remove();
                    calculateTotals();
                });
            });

            // Tax change
            taxInput.addEventListener('input', calculateTotals);

            // Customer info display
            function displayCustomerInfo() {
                const selectedOption = customerSelect.options[customerSelect.selectedIndex];
                
                if (selectedOption.value) {
                    const name = selectedOption.getAttribute('data-name');
                    const company = selectedOption.getAttribute('data-company');
                    const email = selectedOption.getAttribute('data-email');
                    const phone = selectedOption.getAttribute('data-phone');

                    document.getElementById('display-name').textContent = name;
                    document.getElementById('display-company').textContent = company;
                    document.getElementById('display-email').textContent = email;
                    document.getElementById('display-phone').textContent = phone;

                    customerInfoDiv.style.display = 'block';
                } else {
                    customerInfoDiv.style.display = 'none';
                }
            }

            customerSelect.addEventListener('change', displayCustomerInfo);

            // Add first item by default
            addItemBtn.click();

            // Display customer info if already selected
            if (customerSelect.value) {
                displayCustomerInfo();
            }
        });
    </script>
    @endpush
</x-app-layout>