feat: 實作即時庫存查詢功能、儀表板庫存導盤，及優化手動入庫批號與儲位連動與選單顯示
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167
app/Modules/Inventory/Exports/StockQueryExport.php
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167
app/Modules/Inventory/Exports/StockQueryExport.php
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<?php
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namespace App\Modules\Inventory\Exports;
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use App\Modules\Inventory\Models\Inventory;
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use Illuminate\Support\Facades\DB;
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use Maatwebsite\Excel\Concerns\FromCollection;
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use Maatwebsite\Excel\Concerns\WithHeadings;
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use Maatwebsite\Excel\Concerns\WithMapping;
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use Maatwebsite\Excel\Concerns\ShouldAutoSize;
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use Maatwebsite\Excel\Concerns\WithStyles;
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use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
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class StockQueryExport implements FromCollection, WithHeadings, WithMapping, ShouldAutoSize, WithStyles
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{
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protected array $filters;
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public function __construct(array $filters = [])
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{
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$this->filters = $filters;
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}
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public function collection()
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{
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$today = now()->toDateString();
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$expiryThreshold = now()->addDays(30)->toDateString();
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$query = Inventory::query()
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->join('products', 'inventories.product_id', '=', 'products.id')
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->join('warehouses', 'inventories.warehouse_id', '=', 'warehouses.id')
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->leftJoin('categories', 'products.category_id', '=', 'categories.id')
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->leftJoin('warehouse_product_safety_stocks as ss', function ($join) {
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$join->on('inventories.warehouse_id', '=', 'ss.warehouse_id')
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->on('inventories.product_id', '=', 'ss.product_id');
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})
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->whereNull('inventories.deleted_at')
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->select([
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'inventories.id',
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'inventories.quantity',
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'inventories.batch_number',
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'inventories.expiry_date',
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'inventories.quality_status',
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'products.code as product_code',
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'products.name as product_name',
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'categories.name as category_name',
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'warehouses.name as warehouse_name',
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'ss.safety_stock',
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]);
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// 篩選
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if (!empty($this->filters['warehouse_id'])) {
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$query->where('inventories.warehouse_id', $this->filters['warehouse_id']);
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}
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if (!empty($this->filters['category_id'])) {
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$query->where('products.category_id', $this->filters['category_id']);
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}
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if (!empty($this->filters['search'])) {
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$search = $this->filters['search'];
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$query->where(function ($q) use ($search) {
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$q->where('products.code', 'like', "%{$search}%")
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->orWhere('products.name', 'like', "%{$search}%");
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});
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}
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if (!empty($this->filters['status'])) {
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switch ($this->filters['status']) {
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case 'low_stock':
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$query->whereNotNull('ss.safety_stock')
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->whereRaw('inventories.quantity <= ss.safety_stock')
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->where('inventories.quantity', '>=', 0);
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break;
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case 'negative':
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$query->where('inventories.quantity', '<', 0);
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break;
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case 'expiring':
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$query->whereNotNull('inventories.expiry_date')
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->where('inventories.expiry_date', '>', $today)
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->where('inventories.expiry_date', '<=', $expiryThreshold);
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break;
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case 'expired':
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$query->whereNotNull('inventories.expiry_date')
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->where('inventories.expiry_date', '<=', $today);
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break;
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case 'abnormal':
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$query->where(function ($q) use ($today, $expiryThreshold) {
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$q->where('inventories.quantity', '<', 0)
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->orWhere(function ($q2) {
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$q2->whereNotNull('ss.safety_stock')
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->whereRaw('inventories.quantity <= ss.safety_stock');
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})
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->orWhere(function ($q2) use ($expiryThreshold) {
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$q2->whereNotNull('inventories.expiry_date')
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->where('inventories.expiry_date', '<=', $expiryThreshold);
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});
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});
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break;
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}
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}
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return $query->orderBy('products.code', 'asc')->get();
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}
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public function headings(): array
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{
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return [
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'商品代碼',
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'商品名稱',
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'分類',
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'倉庫',
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'批號',
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'數量',
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'安全庫存',
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'到期日',
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'品質狀態',
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'狀態',
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];
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}
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public function map($row): array
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{
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$today = now()->toDateString();
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$expiryThreshold = now()->addDays(30)->toDateString();
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$statuses = [];
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if ($row->quantity < 0) {
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$statuses[] = '負庫存';
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}
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if ($row->safety_stock !== null && $row->quantity <= $row->safety_stock && $row->quantity >= 0) {
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$statuses[] = '低庫存';
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}
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if ($row->expiry_date) {
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if ($row->expiry_date <= $today) {
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$statuses[] = '已過期';
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} elseif ($row->expiry_date <= $expiryThreshold) {
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$statuses[] = '即將過期';
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}
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}
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if (empty($statuses)) {
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$statuses[] = '正常';
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}
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$qualityLabels = [
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'normal' => '正常',
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'inspecting' => '檢驗中',
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'rejected' => '不合格',
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];
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return [
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$row->product_code,
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$row->product_name,
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$row->category_name ?? '-',
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$row->warehouse_name,
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$row->batch_number ?? '-',
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$row->quantity,
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$row->safety_stock ?? '-',
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$row->expiry_date ?? '-',
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$qualityLabels[$row->quality_status] ?? $row->quality_status ?? '-',
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implode('、', $statuses),
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];
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}
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public function styles(Worksheet $sheet): array
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{
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return [
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1 => ['font' => ['bold' => true]],
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];
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}
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}
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