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SpiceManagementSystem/app/Filament/User/Resources/ProductResource/RelationManagers/BatchesRelationManager.php
T
Malek TellissiandClaude Sonnet 4.6 e9734c2590
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Preserve existing origin entries when switching recipe version
When the recipe is changed in a batch form, keep origin data for spices
that exist in both the old and new recipe. Only add empty rows for
spices that are new to the selected recipe version.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-09-12 20:20:07 +02:00

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<?php
namespace App\Filament\User\Resources\ProductResource\RelationManagers;
use App\Models\Farmer;
use App\Models\ProductSize;
use App\Models\Recipe;
use App\Models\Spice;
use Filament\Forms;
use Filament\Forms\Form;
use Filament\Forms\Get;
use Filament\Resources\RelationManagers\RelationManager;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Support\HtmlString;
class BatchesRelationManager extends RelationManager
{
protected static string $relationship = 'batches';
protected static ?string $title = 'Chargen (LOT)';
protected static ?string $modelLabel = 'Charge';
protected static ?string $pluralModelLabel = 'Chargen';
public function form(Form $form): Form
{
return $form->schema([
Forms\Components\TextInput::make('lot_number')
->label('LOT-Nummer')
->required()
->unique(ignoreRecord: true)
->maxLength(255),
Forms\Components\Select::make('size_id')
->label('Variante (Verpackung)')
->options(fn () => ProductSize::with('packing')
->where('product_id', $this->getOwnerRecord()->id)
->get()
->mapWithKeys(fn ($s) => [$s->id => $s->packing->name . ' ' . $s->packing->size . 'g'])
)
->required()
->live(),
Forms\Components\Select::make('recipe_id')
->label('Rezeptur')
->options(fn () => Recipe::where('product_id', $this->getOwnerRecord()->id)
->orderByDesc('version')
->get()
->mapWithKeys(fn ($r) => [$r->id => 'v' . $r->version . ' · ' . $r->created_at->format('d.m.Y')])
)
->default(fn () => $this->getOwnerRecord()->recipes_id)
->required()
->live()
->afterStateUpdated(function ($state, $set, $get) {
if (! $state) {
$set('origins', []);
return;
}
$recipe = Recipe::with('spices')->find($state);
if (! $recipe) {
return;
}
$existing = collect($get('origins') ?? [])->keyBy('spice_id');
$set('origins', $recipe->spices->map(fn ($s) => $existing->has($s->id)
? $existing[$s->id]
: ['spice_id' => $s->id, 'entries' => [['supplier_id' => null, 'origin_country' => null, 'farmer_id' => null, 'notes' => null]]]
)->toArray());
}),
Forms\Components\TextInput::make('units_produced')
->label('Anzahl Einheiten')
->numeric()
->required()
->live(debounce: 400),
Forms\Components\Placeholder::make('quantity_g_preview')
->label('Gesamtgewicht (berechnet)')
->content(function (Get $get): HtmlString {
$units = (int) $get('units_produced');
$sizeId = $get('size_id');
if (! $units || ! $sizeId) {
return new HtmlString('<span class="text-gray-400">—</span>');
}
$size = ProductSize::with('packing')->find($sizeId);
$totalG = $units * ($size?->packing?->size ?? 0);
return new HtmlString("<strong>{$totalG} g</strong> ({$units} × {$size?->packing?->size}g)");
}),
Forms\Components\DatePicker::make('produced_at')
->label('Produktionsdatum'),
Forms\Components\DatePicker::make('expires_at')
->label('Mindesthaltbarkeitsdatum'),
Forms\Components\Section::make('Herkunft der Rohstoffe')->schema([
Forms\Components\Repeater::make('origins')
->label('')
->relationship()
->afterStateHydrated(function ($component, $record, $livewire) {
if ($record?->id) {
return;
}
$recipeId = $livewire->getOwnerRecord()->recipes_id;
if (! $recipeId) {
return;
}
$recipe = Recipe::with('spices')->find($recipeId);
if (! $recipe) {
return;
}
$component->state($recipe->spices->map(fn ($s) => [
'spice_id' => $s->id,
'entries' => [['supplier_id' => null, 'origin_country' => null, 'farmer_id' => null, 'notes' => null]],
])->toArray());
})
->schema([
Forms\Components\Hidden::make('spice_id'),
Forms\Components\Placeholder::make('spice_name')
->label('Rohstoff')
->content(fn (Get $get): string =>
Spice::find($get('spice_id'))?->name ?? '—'
)
->columnSpanFull(),
Forms\Components\Repeater::make('entries')
->label('Herkunftsangaben')
->relationship()
->schema([
Forms\Components\Select::make('supplier_id')
->label('Lieferant')
->options(fn () => \App\Models\Supplier::orderBy('name')->pluck('name', 'id'))
->searchable()
->createOptionForm([
Forms\Components\TextInput::make('name')->label('Name')->required(),
])
->createOptionUsing(fn ($data) => \App\Models\Supplier::create($data)->id)
->nullable(),
Forms\Components\TextInput::make('origin_country')
->label('Herkunftsland')
->maxLength(100),
Forms\Components\Select::make('farmer_id')
->label('Landwirt')
->options(fn () => Farmer::orderBy('name')->pluck('name', 'id'))
->searchable()
->createOptionForm([
Forms\Components\TextInput::make('name')->label('Name')->required(),
])
->createOptionUsing(fn ($data) => Farmer::create($data)->id)
->nullable(),
Forms\Components\Textarea::make('notes')
->label('Notizen')
->rows(2)
->columnSpanFull(),
])
->columns(3)
->addActionLabel('Eintrag hinzufügen')
->reorderable(false)
->columnSpanFull(),
])
->reorderable(false),
]),
]);
}
public function table(Table $table): Table
{
return $table
->recordTitleAttribute('lot_number')
->columns([
Tables\Columns\TextColumn::make('lot_number')
->label('LOT-Nummer')
->searchable()
->sortable(),
Tables\Columns\TextColumn::make('units_produced')
->label('Einheiten')
->suffix(fn ($record) => $record->quantity_g
? ' (' . number_format($record->quantity_g, 0, ',', '.') . 'g)'
: ''),
Tables\Columns\TextColumn::make('recipe.version')
->label('Rezeptur')
->formatStateUsing(fn ($state) => $state ? 'v' . $state : '—'),
Tables\Columns\TextColumn::make('produced_at')
->label('Produktion')
->date('d.m.Y')
->sortable(),
Tables\Columns\TextColumn::make('expires_at')
->label('MHD')
->date('d.m.Y')
->sortable(),
])
->defaultSort('produced_at', 'desc')
->actions([
Tables\Actions\EditAction::make(),
Tables\Actions\DeleteAction::make(),
])
->headerActions([
Tables\Actions\CreateAction::make(),
]);
}
}