April 2026 waren Wirtschaft Feedback
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343
app/Services/ProductionService.php
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343
app/Services/ProductionService.php
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<?php
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namespace App\Services;
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use App\Models\Product;
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use App\Models\Production;
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use App\Models\StockEntry;
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use Carbon\Carbon;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Validation\ValidationException;
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class ProductionService
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{
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/**
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* @param array<string, mixed> $data
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* @param array<int, array{ingredient_id: int, stock_entry_id: int, quantity_used: float|int|string}> $ingredientLines
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*/
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public function store(array $data, array $ingredientLines, int $userId): Production
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{
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return DB::transaction(function () use ($data, $ingredientLines, $userId) {
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$product = Product::query()
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->with(['p_ingredients', 'packagings'])
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->findOrFail($data['product_id']);
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$locationId = (int) $data['location_id'];
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$producedQty = (int) $data['quantity'];
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if ($producedQty < 1) {
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throw ValidationException::withMessages(['quantity' => __('Die Stückzahl muss mindestens 1 sein.')]);
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}
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if ($product->p_ingredients->isEmpty()) {
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throw ValidationException::withMessages(['product_id' => __('Das Produkt hat keine Rezeptur (Inhaltsstoffe).')]);
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}
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$requiredGrams = $this->requiredGramsByIngredient($product, $producedQty);
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$sums = [];
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foreach ($ingredientLines as $line) {
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$iid = (int) $line['ingredient_id'];
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$used = $this->parseQuantity($line['quantity_used'] ?? null);
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$sums[$iid] = ($sums[$iid] ?? 0) + $used;
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}
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foreach ($requiredGrams as $iid => $req) {
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$sum = $sums[$iid] ?? 0;
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if (abs($sum - $req) > 0.02) {
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throw ValidationException::withMessages([
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'ingredient_lines' => __('Summe der Chargen-Mengen pro INCI muss dem Soll-Verbrauch entsprechen (INCI :id: Soll :req g, Ist :sum g).', [
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'id' => $iid,
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'req' => number_format($req, 2, ',', '.'),
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'sum' => number_format($sum, 2, ',', '.'),
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]),
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]);
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}
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}
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foreach ($sums as $iid => $_sum) {
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if (! isset($requiredGrams[$iid])) {
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throw ValidationException::withMessages([
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'ingredient_lines' => __('Unerwarteter Inhaltsstoff in den Chargen-Zeilen.'),
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]);
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}
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}
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foreach ($ingredientLines as $line) {
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$this->assertStockEntryMatchesLine($line, $locationId);
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}
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$mhdWarning = $this->computeMhdWarning($product, $data['produced_at'], $ingredientLines);
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$production = Production::query()->create([
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'product_id' => $product->id,
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'location_id' => $locationId,
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'produced_by' => $userId,
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'produced_at' => $data['produced_at'],
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'quantity' => $producedQty,
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'notes' => $data['notes'] ?? null,
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'mhd_warning' => $mhdWarning,
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]);
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foreach ($ingredientLines as $line) {
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$production->productionIngredients()->create([
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'ingredient_id' => (int) $line['ingredient_id'],
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'stock_entry_id' => (int) $line['stock_entry_id'],
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'quantity_used' => $this->parseQuantity($line['quantity_used'] ?? null),
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]);
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}
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foreach ($product->packagings as $bom) {
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$perUnit = (float) ($bom->pivot->quantity ?? 1);
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$pieces = (int) round($perUnit * $producedQty);
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if ($pieces < 1) {
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$pieces = 1;
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}
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$production->productionPackagings()->create([
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'packaging_item_id' => $bom->id,
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'quantity_used' => $pieces,
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]);
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}
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return $production->fresh(['product', 'location', 'productionIngredients', 'productionPackagings']);
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});
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}
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/**
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* @param array<string, mixed> $data
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* @param array<int, array{ingredient_id: int, stock_entry_id: int, quantity_used: float|int|string}> $ingredientLines
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*/
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public function updateProduction(Production $production, array $data, array $ingredientLines, int $userId): Production
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{
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return DB::transaction(function () use ($production, $data, $ingredientLines) {
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$product = Product::query()
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->with(['p_ingredients', 'packagings'])
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->findOrFail($data['product_id']);
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$locationId = (int) $data['location_id'];
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$producedQty = (int) $data['quantity'];
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if ($producedQty < 1) {
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throw ValidationException::withMessages(['quantity' => __('Die Stückzahl muss mindestens 1 sein.')]);
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}
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if ($product->p_ingredients->isEmpty()) {
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throw ValidationException::withMessages(['product_id' => __('Das Produkt hat keine Rezeptur (Inhaltsstoffe).')]);
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}
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$requiredGrams = $this->requiredGramsByIngredient($product, $producedQty);
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$sums = [];
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foreach ($ingredientLines as $line) {
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$iid = (int) $line['ingredient_id'];
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$used = $this->parseQuantity($line['quantity_used'] ?? null);
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$sums[$iid] = ($sums[$iid] ?? 0) + $used;
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}
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foreach ($requiredGrams as $iid => $req) {
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$sum = $sums[$iid] ?? 0;
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if (abs($sum - $req) > 0.02) {
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throw ValidationException::withMessages([
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'ingredient_lines' => __('Summe der Chargen-Mengen pro INCI muss dem Soll-Verbrauch entsprechen (INCI :id: Soll :req g, Ist :sum g).', [
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'id' => $iid,
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'req' => number_format($req, 2, ',', '.'),
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'sum' => number_format($sum, 2, ',', '.'),
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]),
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]);
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}
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}
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foreach ($ingredientLines as $line) {
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$this->assertStockEntryMatchesLine($line, $locationId);
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}
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$mhdWarning = $this->computeMhdWarning($product, $data['produced_at'], $ingredientLines);
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$production->update([
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'product_id' => $product->id,
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'location_id' => $locationId,
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'produced_at' => $data['produced_at'],
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'quantity' => $producedQty,
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'notes' => $data['notes'] ?? null,
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'mhd_warning' => $mhdWarning,
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]);
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$production->productionIngredients()->delete();
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foreach ($ingredientLines as $line) {
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$production->productionIngredients()->create([
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'ingredient_id' => (int) $line['ingredient_id'],
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'stock_entry_id' => (int) $line['stock_entry_id'],
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'quantity_used' => $this->parseQuantity($line['quantity_used'] ?? null),
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]);
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}
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$production->productionPackagings()->delete();
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foreach ($product->packagings as $bom) {
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$perUnit = (float) ($bom->pivot->quantity ?? 1);
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$pieces = (int) round($perUnit * $producedQty);
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if ($pieces < 1) {
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$pieces = 1;
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}
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$production->productionPackagings()->create([
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'packaging_item_id' => $bom->id,
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'quantity_used' => $pieces,
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]);
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}
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return $production->fresh(['product', 'location', 'productionIngredients', 'productionPackagings']);
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});
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}
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/**
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* @return array<int, float>
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*/
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public function requiredGramsByIngredient(Product $product, int $producedQuantity): array
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{
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$required = [];
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foreach ($product->p_ingredients as $ing) {
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$gram = $ing->pivot->gram;
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if ($gram === null || $gram === '') {
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throw ValidationException::withMessages([
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'product_id' => __('Für „:name“ fehlt Gramm in der Rezeptur.', ['name' => $ing->name]),
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]);
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}
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$factor = (float) ($ing->pivot->factor ?? 1.1);
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$required[(int) $ing->id] = (float) $gram * $factor * $producedQuantity;
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}
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return $required;
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}
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/**
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* @param array{ingredient_id: int, stock_entry_id: int, quantity_used?: mixed} $line
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*/
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public function assertStockEntryMatchesLine(array $line, int $locationId): void
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{
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$entry = StockEntry::query()->findOrFail((int) $line['stock_entry_id']);
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if ($entry->status !== 'received') {
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throw ValidationException::withMessages([
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'ingredient_lines' => __('Wareneingang :id ist nicht als eingegangen gebucht.', ['id' => $entry->id]),
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]);
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}
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if ((int) $entry->ingredient_id !== (int) $line['ingredient_id']) {
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throw ValidationException::withMessages(['ingredient_lines' => __('Charge passt nicht zum Inhaltsstoff.')]);
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}
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if ((int) $entry->location_id !== $locationId) {
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throw ValidationException::withMessages(['ingredient_lines' => __('Charge gehört zu einem anderen Lagerort.')]);
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}
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}
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/**
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* @param array<int, array{ingredient_id: int, stock_entry_id: int, quantity_used?: mixed}> $ingredientLines
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*/
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public function computeMhdWarning(Product $product, string $producedAt, array $ingredientLines): bool
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{
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if ($product->shelf_life_type !== 'fixed' || ! $product->shelf_life_months) {
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return false;
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}
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$productEnd = Carbon::parse($producedAt)->addMonths((int) $product->shelf_life_months)->startOfDay();
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foreach ($ingredientLines as $line) {
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$entry = StockEntry::query()->find((int) $line['stock_entry_id']);
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if (! $entry || ! $entry->best_before) {
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continue;
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}
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if ($entry->best_before->lt($productEnd)) {
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return true;
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}
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}
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return false;
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}
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/**
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* Letzte empfangene Wareneingänge pro Inhaltsstoff am Standort (max. 3).
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*
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* @return Collection<int, StockEntry>
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*/
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public function latestStockEntriesForIngredient(int $ingredientId, int $locationId, int $limit = 3)
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{
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return StockEntry::query()
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->where('status', 'received')
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->where('entry_type', 'ingredient')
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->where('ingredient_id', $ingredientId)
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->where('location_id', $locationId)
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->orderByDesc('received_at')
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->orderByDesc('id')
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->limit($limit)
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->get();
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}
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/**
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* @return array<string, mixed>
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*/
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public function buildRecipePayload(Product $product, int $locationId, int $productionQuantity): array
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{
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$product->loadMissing(['p_ingredients', 'packagings.packagingMaterial']);
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$qty = max(1, $productionQuantity);
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$ingredients = [];
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foreach ($product->p_ingredients as $ing) {
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$gram = $ing->pivot->gram;
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$factor = (float) ($ing->pivot->factor ?? 1.1);
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$req = ($gram !== null && $gram !== '') ? (float) $gram * $factor * $qty : null;
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$ingredients[] = [
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'id' => $ing->id,
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'name' => $ing->name,
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'gram' => $gram !== null && $gram !== '' ? (float) $gram : null,
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'factor' => $factor,
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'required_grams_total' => $req,
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'stock_entries' => $this->latestStockEntriesForIngredient((int) $ing->id, $locationId)->map(function (StockEntry $se) {
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return [
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'id' => $se->id,
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'batch_number' => $se->batch_number,
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'best_before' => $se->best_before?->format('Y-m-d'),
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'received_at' => $se->received_at?->format('Y-m-d'),
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'received_quantity' => $se->received_quantity !== null ? (float) $se->received_quantity : null,
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];
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})->values()->all(),
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];
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}
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$packagings = [];
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foreach ($product->packagings as $pk) {
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$perUnit = (float) ($pk->pivot->quantity ?? 1);
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$packagings[] = [
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'id' => $pk->id,
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'name' => $pk->name,
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'quantity_per_product' => $perUnit,
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'total_pieces' => (int) round($perUnit * max(1, $productionQuantity)),
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'weight_grams' => $pk->weight_grams !== null ? (float) $pk->weight_grams : null,
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'material_name' => $pk->packagingMaterial?->name,
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];
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}
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return [
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'product' => [
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'id' => $product->id,
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'name' => $product->name,
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'shelf_life_type' => $product->shelf_life_type,
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'shelf_life_months' => $product->shelf_life_months,
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],
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'location_id' => $locationId,
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'production_quantity' => $productionQuantity,
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'ingredients' => $ingredients,
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'packagings' => $packagings,
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];
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}
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private function parseQuantity(mixed $value): float
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{
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if ($value === null || $value === '') {
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return 0.0;
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}
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if (is_numeric($value)) {
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return (float) $value;
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}
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$n = reFormatNumber((string) $value);
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return $n !== null && $n !== '' ? (float) $n : 0.0;
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}
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}
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