116 lines
3.6 KiB
PHP
116 lines
3.6 KiB
PHP
<?php namespace App\Services;
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use App\Models\Warehouse;
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use Illuminate\Support\Facades\DB;
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/**
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* Servicio para gestión de almacenes
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*/
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class WarehouseService
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{
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/**
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* Obtener almacén principal
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*/
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public function getMainWarehouse(): ?Warehouse
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{
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return Warehouse::main()->first();
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}
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/**
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* Crear nuevo almacén
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*/
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public function createWarehouse(array $data): Warehouse
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{
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return DB::transaction(function () use ($data) {
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// Si se marca como principal, desactivar otros principales
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if ($data['is_main'] ?? false) {
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Warehouse::where('is_main', true)->update(['is_main' => false]);
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}
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// Si no hay almacenes principales, este debe serlo
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if (!Warehouse::main()->exists()) {
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$data['is_main'] = true;
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}
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return Warehouse::create($data);
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});
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}
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/**
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* Actualizar almacén
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*/
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public function updateWarehouse(Warehouse $warehouse, array $data): Warehouse
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{
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return DB::transaction(function () use ($warehouse, $data) {
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// Si se marca como principal, desactivar otros principales
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if (isset($data['is_main']) && $data['is_main']) {
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Warehouse::where('id', '!=', $warehouse->id)
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->where('is_main', true)
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->update(['is_main' => false]);
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}
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// No permitir desactivar el último almacén principal
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if (isset($data['is_main']) && !$data['is_main'] && $warehouse->is_main) {
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if (Warehouse::main()->count() === 1) {
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throw new \Exception('No se puede desactivar el único almacén principal. Asigna otro almacén como principal primero.');
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}
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}
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$warehouse->update($data);
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return $warehouse->fresh();
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});
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}
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/**
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* Activar/Desactivar almacén
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*/
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public function toggleActive(Warehouse $warehouse): Warehouse
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{
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// No permitir desactivar el almacén principal
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if ($warehouse->is_main && $warehouse->is_active) {
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throw new \Exception('No se puede desactivar el almacén principal.');
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}
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$warehouse->update(['is_active' => !$warehouse->is_active]);
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return $warehouse->fresh();
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}
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/**
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* Obtener stock de un almacén
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*/
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public function getWarehouseStock(Warehouse $warehouse)
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{
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return $warehouse->inventories()
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->with(['category', 'price'])
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->select('inventories.*')
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->get()
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->map(function ($inventory) use ($warehouse) {
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$pivot = $inventory->warehouses()
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->where('warehouse_id', $warehouse->id)
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->first();
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return [
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'inventory_id' => $inventory->id,
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'name' => $inventory->name,
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'sku' => $inventory->sku,
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'category' => $inventory->category?->name,
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'stock' => $pivot?->pivot->stock ?? 0,
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'min_stock' => $pivot?->pivot->min_stock,
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'max_stock' => $pivot?->pivot->max_stock,
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'cost' => $inventory->price?->cost,
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'retail_price' => $inventory->price?->retail_price,
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];
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});
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}
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/**
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* Validar que existe almacén principal
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*/
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public function ensureMainWarehouse(): void
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{
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if (!Warehouse::main()->exists()) {
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throw new \Exception('No existe un almacén principal configurado.');
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}
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}
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}
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