@extends('layout.app')

@section('title', 'Barang Keluar - Sistem Manajemen ISP')

@section('content')
<x-material-page-header 
    title="Barang Keluar" 
    :breadcrumbs="[
        ['name' => 'Material', 'url' => route('material.index')],
        ['name' => 'Barang Keluar']
    ]"
    :action="route('material.index')" 
    actionLabel="Kembali" 
    actionIcon="arrow_back"
/>

<div class="container-fluid py-4">
    <div class="row">
        <div class="col-lg-8">
            <div class="card my-4">
                <div class="card-header pb-0 pt-3 bg-gradient-warning text-dark">
                    <h6 class="mb-0">
                        <i class="material-symbols-rounded me-2" style="font-size: 20px; vertical-align: middle;">remove</i> Form Barang Keluar
                    </h6>
                </div>
                <div class="card-body pt-0">
                    <form method="POST" action="{{ route('material.stock-out.process') }}">
                        @csrf
                        
                        <div class="input-group input-group-outline mb-3">
                            <label class="form-label">Pilih Material <span class="text-danger">*</span></label>
                            <select class="form-control @error('material_id') is-invalid @enderror" 
                                    id="material_id" 
                                    name="material_id" 
                                    required>
                                <option value="">Pilih Material</option>
                                @foreach($materials as $mat)
                                <option value="{{ $mat->id }}" 
                                        data-satuan="{{ $mat->satuan }}"
                                        data-stok="{{ $mat->stok }}"
                                        {{ old('material_id', $selectedMaterial?->id) == $mat->id ? 'selected' : '' }}>
                                    {{ $mat->kode_barang }} - {{ $mat->nama_barang }} (Stok: {{ $mat->stok }} {{ $mat->satuan }})
                                </option>
                                @endforeach
                            </select>
                            @error('material_id')
                                <div class="invalid-feedback d-block">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="row">
                            <div class="col-md-6">
                                <div class="input-group input-group-outline mb-3">
                                    <label class="form-label">Jumlah <span class="text-danger">*</span></label>
                                    <div class="input-group">
                                        <input type="number" 
                                               class="form-control @error('jumlah') is-invalid @enderror" 
                                               id="jumlah" 
                                               name="jumlah" 
                                               value="{{ old('jumlah') }}"
                                               min="1"
                                               required>
                                        <span class="input-group-text" id="satuan-display">Unit</span>
                                    </div>
                                    <small class="form-text text-danger" id="stok-warning" style="display: none;">
                                        <i class="material-symbols-rounded me-1" style="font-size: 16px; vertical-align: middle;">warning</i> Stok tidak mencukupi!
                                    </small>
                                    @error('jumlah')
                                        <div class="invalid-feedback">{{ $message }}</div>
                                    @enderror
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="input-group input-group-outline mb-3">
                                    <label class="form-label">Tanggal Transaksi <span class="text-danger">*</span></label>
                                    <input type="date" 
                                           class="form-control @error('tanggal_transaksi') is-invalid @enderror" 
                                           id="tanggal_transaksi" 
                                           name="tanggal_transaksi" 
                                           value="{{ old('tanggal_transaksi', now()->format('Y-m-d')) }}"
                                           required>
                                    @error('tanggal_transaksi')
                                        <div class="invalid-feedback">{{ $message }}</div>
                                    @enderror
                                </div>
                            </div>
                        </div>
                        
                        <div class="row">
                            <div class="col-md-6">
                                <div class="input-group input-group-outline mb-3">
                                    <label class="form-label">Tujuan</label>
                                    <select class="form-control @error('sumber_tujuan') is-invalid @enderror" 
                                            id="sumber_tujuan" 
                                            name="sumber_tujuan">
                                        <option value="Teknisi" {{ old('sumber_tujuan', 'Teknisi') == 'Teknisi' ? 'selected' : '' }}>Teknisi</option>
                                        <option value="Pelanggan" {{ old('sumber_tujuan') == 'Pelanggan' ? 'selected' : '' }}>Pelanggan</option>
                                        <option value="Gudang Utama" {{ old('sumber_tujuan') == 'Gudang Utama' ? 'selected' : '' }}>Gudang Utama</option>
                                        <option value="Retur" {{ old('sumber_tujuan') == 'Retur' ? 'selected' : '' }}>Retur</option>
                                        <option value="Lainnya" {{ old('sumber_tujuan') == 'Lainnya' ? 'selected' : '' }}>Lainnya</option>
                                    </select>
                                    @error('sumber_tujuan')
                                        <div class="invalid-feedback">{{ $message }}</div>
                                    @enderror
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="input-group input-group-outline mb-3">
                                    <label class="form-label">Teknisi</label>
                                    <select class="form-control @error('teknisi_id') is-invalid @enderror" 
                                            id="teknisi_id" 
                                            name="teknisi_id">
                                        <option value="">Pilih Teknisi</option>
                                        @foreach($teknisis as $teknisi)
                                        <option value="{{ $teknisi->id }}" {{ old('teknisi_id') == $teknisi->id ? 'selected' : '' }}>
                                            {{ $teknisi->name }}
                                        </option>
                                        @endforeach
                                    </select>
                                    <small class="form-text text-muted">Pilih jika barang diberikan ke teknisi</small>
                                    @error('teknisi_id')
                                        <div class="invalid-feedback">{{ $message }}</div>
                                    @enderror
                                </div>
                            </div>
                        </div>
                        
                        <div class="input-group input-group-outline mb-3" id="pelanggan-field" style="display: none;">
                            <label class="form-label">Pelanggan</label>
                            <select class="form-control @error('pelanggan_id') is-invalid @enderror" 
                                    id="pelanggan_id" 
                                    name="pelanggan_id">
                                <option value="">Pilih Pelanggan</option>
                                @foreach($pelanggan as $p)
                                <option value="{{ $p->id }}" {{ old('pelanggan_id') == $p->id ? 'selected' : '' }}>
                                    {{ $p->nomor_pelanggan }} - {{ $p->nama }}
                                </option>
                                @endforeach
                            </select>
                            <small class="form-text text-muted">Pilih jika barang digunakan untuk pelanggan</small>
                            @error('pelanggan_id')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="input-group input-group-outline mb-3">
                            <label class="form-label">No. Referensi</label>
                            <input type="text" 
                                   class="form-control @error('no_referensi') is-invalid @enderror" 
                                   id="no_referensi" 
                                   name="no_referensi" 
                                   value="{{ old('no_referensi') }}"
                                   placeholder="Contoh: SJ-001, WO-001">
                            <small class="form-text text-muted">No. Surat Jalan, Work Order, dll</small>
                            @error('no_referensi')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="input-group input-group-outline mb-3">
                            <label class="form-label">Keterangan</label>
                            <textarea class="form-control @error('keterangan') is-invalid @enderror" 
                                      id="keterangan" 
                                      name="keterangan" 
                                      rows="3">{{ old('keterangan') }}</textarea>
                            @error('keterangan')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="d-flex gap-2">
                            <button type="submit" class="btn bg-gradient-warning mb-0" id="submit-btn">
                                <i class="material-symbols-rounded me-2" style="font-size: 18px; vertical-align: middle;">save</i> Simpan Barang Keluar
                            </button>
                            <a href="{{ route('material.index') }}" class="btn bg-gradient-secondary mb-0">
                                <i class="material-symbols-rounded me-2" style="font-size: 18px; vertical-align: middle;">close</i> Batal
                            </a>
                        </div>
                    </form>
                </div>
            </div>
        </div>
        
        <div class="col-lg-4">
            <div class="card my-4">
                <div class="card-header pb-0 pt-3">
                    <h6 class="mb-0">Informasi</h6>
                </div>
                <div class="card-body pt-0">
                    <div id="material-info" style="display: none;">
                        <div class="alert alert-info text-white">
                            <strong>Info Material:</strong>
                            <div class="mt-2">
                                <strong>Stok Saat Ini:</strong> <span id="info-stok">-</span><br>
                                <strong>Stok Setelah:</strong> <span id="info-stok-setelah">-</span>
                            </div>
                        </div>
                    </div>
                    
                    <div class="alert alert-warning text-white">
                        <strong><i class="material-symbols-rounded me-2" style="font-size: 20px; vertical-align: middle;">warning</i>Catatan:</strong>
                        <ul class="mb-0 mt-2">
                            <li>Barang keluar akan mengurangi stok material</li>
                            <li>Pastikan stok mencukupi sebelum menyimpan</li>
                            <li>Jika pilih teknisi, stok teknisi akan otomatis bertambah</li>
                            <li>Jika pilih pelanggan, material akan ter-link ke pelanggan</li>
                        </ul>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection

@section('scripts')
<script>
// Update satuan and info when material is selected
document.getElementById('material_id').addEventListener('change', function() {
    updateMaterialInfo();
});

// Update info when jumlah changes
document.getElementById('jumlah').addEventListener('input', function() {
    updateMaterialInfo();
});

// Show/hide pelanggan field based on sumber_tujuan
document.getElementById('sumber_tujuan').addEventListener('change', function() {
    const tujuan = this.value;
    const pelangganField = document.getElementById('pelanggan-field');
    
    if (tujuan === 'Pelanggan') {
        pelangganField.style.display = 'block';
    } else {
        pelangganField.style.display = 'none';
        document.getElementById('pelanggan_id').value = '';
    }
});

function updateMaterialInfo() {
    const materialSelect = document.getElementById('material_id');
    const selectedOption = materialSelect.options[materialSelect.selectedIndex];
    const jumlah = parseInt(document.getElementById('jumlah').value) || 0;
    
    if (selectedOption.value) {
        const satuan = selectedOption.getAttribute('data-satuan') || 'Unit';
        const stok = parseInt(selectedOption.getAttribute('data-stok')) || 0;
        const stokSetelah = stok - jumlah;
        
        // Update satuan display
        document.getElementById('satuan-display').textContent = satuan;
        
        // Update info
        document.getElementById('info-stok').textContent = stok + ' ' + satuan;
        document.getElementById('info-stok-setelah').textContent = stokSetelah + ' ' + satuan;
        document.getElementById('material-info').style.display = 'block';
        
        // Show warning if stok tidak mencukupi
        const stokWarning = document.getElementById('stok-warning');
        const submitBtn = document.getElementById('submit-btn');
        
        if (jumlah > stok) {
            stokWarning.style.display = 'block';
            submitBtn.disabled = true;
            submitBtn.classList.add('disabled');
        } else {
            stokWarning.style.display = 'none';
            submitBtn.disabled = false;
            submitBtn.classList.remove('disabled');
        }
    } else {
        document.getElementById('material-info').style.display = 'none';
    }
}

// Initialize on page load
document.addEventListener('DOMContentLoaded', function() {
    const materialSelect = document.getElementById('material_id');
    if (materialSelect.value) {
        materialSelect.dispatchEvent(new Event('change'));
    }
    
    const sumberTujuan = document.getElementById('sumber_tujuan');
    if (sumberTujuan.value === 'Pelanggan') {
        document.getElementById('pelanggan-field').style.display = 'block';
    }
});
</script>
@endsection