<?php

use App\Models\Ingredient;
use App\Models\Product;
use App\Models\ProductIngredient;
use App\Models\RecipePhase;
use App\Repositories\ProductRepository;
use App\Services\ProductionService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Validation\ValidationException;
use Tests\TestCase;

uses(TestCase::class, RefreshDatabase::class);

function rrIngredient(string $name): Ingredient
{
    return Ingredient::query()->create([
        'name' => $name, 'trans_name' => '', 'inci' => $name, 'trans_inci' => '',
        'effect' => '', 'trans_effect' => '', 'active' => true, 'pos' => 0,
    ]);
}

function rrProduct(string $name): Product
{
    return Product::query()->create(['name' => $name, 'title' => $name, 'active' => true]);
}

test('phasen ohne rohstoffzeilen werden gespeichert (H-5)', function () {
    $product = rrProduct('RR-PhasenOhneZeilen');
    $repo = new ProductRepository($product);

    $repo->updateManufacturerIngredients([
        'manufacturer_inci_sync_sent' => '1',
        'mfg_phase_name' => ['Fettphase', 'Wasserphase'],
        'mfg_phase_note' => ['auf 70 °C erhitzen', ''],
    ]);

    $phases = RecipePhase::query()->where('product_id', $product->id)->orderBy('pos')->get();
    expect($phases)->toHaveCount(2);
    expect($phases[0]->name)->toBe('Fettphase');
    expect($phases[0]->note)->toBe('auf 70 °C erhitzen');
});

test('unbekannte rohstoff-id bricht ab und laesst die alte rezeptur unangetastet (H-4)', function () {
    $product = rrProduct('RR-Rollback');
    $ing = rrIngredient('RR-Alt');
    ProductIngredient::create([
        'product_id' => $product->id, 'ingredient_id' => $ing->id,
        'pos' => 0, 'gram' => 50, 'factor' => 1, 'recipe_type' => 'manufacturer',
    ]);

    $repo = new ProductRepository($product);

    expect(fn () => $repo->updateManufacturerIngredients([
        'manufacturer_inci_sync_sent' => '1',
        'mfg_phase_name' => [''],
        'mfg_phase_note' => [''],
        'mfg_ingredient_id' => [999999],
        'mfg_gram' => ['10'],
        'mfg_factor' => ['1'],
        'mfg_row_phase' => [0],
    ]))->toThrow(ValidationException::class);

    // Transaktion zurückgerollt: alte Zeile existiert weiter.
    $rows = ProductIngredient::query()->where('product_id', $product->id)->where('recipe_type', 'manufacturer')->get();
    expect($rows)->toHaveCount(1);
    expect((float) $rows[0]->gram)->toBe(50.0);
});

test('ueberlanger phasenname wird auf spaltenlaenge gekappt (H-4)', function () {
    $product = rrProduct('RR-Lang');
    $repo = new ProductRepository($product);

    $repo->updateManufacturerIngredients([
        'manufacturer_inci_sync_sent' => '1',
        'mfg_phase_name' => [str_repeat('X', 150), 'B'],
        'mfg_phase_note' => ['', ''],
    ]);

    $phase = RecipePhase::query()->where('product_id', $product->id)->orderBy('pos')->first();
    expect(mb_strlen($phase->name))->toBe(100);
});

test('doppelter rohstoff summiert die sollmenge statt zu ueberschreiben (M-8)', function () {
    $product = rrProduct('RR-Doppel');
    $ing = rrIngredient('RR-Zweifach');
    foreach ([10, 5] as $i => $gram) {
        ProductIngredient::create([
            'product_id' => $product->id, 'ingredient_id' => $ing->id,
            'pos' => $i, 'gram' => $gram, 'factor' => 1, 'recipe_type' => 'manufacturer',
        ]);
    }

    $required = app(ProductionService::class)->requiredGramsByIngredient($product->fresh('manufacturer_ingredients'), 10);

    expect($required[$ing->id])->toBe(150.0); // (10 + 5) × 1 × 10
});

test('auto-phasenname laeuft nach Z sauber weiter (N-12)', function () {
    $product = rrProduct('RR-27Phasen');
    $repo = new ProductRepository($product);

    $repo->updateManufacturerIngredients([
        'manufacturer_inci_sync_sent' => '1',
        'mfg_phase_name' => array_fill(0, 27, ''),
        'mfg_phase_note' => array_merge([''], array_fill(1, 26, '')),
    ]);

    $phases = RecipePhase::query()->where('product_id', $product->id)->orderBy('pos')->get();
    expect($phases)->toHaveCount(27);
    expect($phases[25]->name)->toBe('Phase Z');
    expect($phases[26]->name)->toBe('Phase AA');
});

test('set-umstellung entfernt auch die rezeptur-phasen (N-11)', function () {
    $product = rrProduct('RR-Set');
    RecipePhase::create([
        'product_id' => $product->id, 'recipe_type' => 'manufacturer',
        'name' => 'Phase A', 'note' => null, 'pos' => 0,
    ]);

    $repo = new ProductRepository($product);
    $repo->update(['id' => $product->id, 'name' => $product->name, 'is_set' => 1]);

    expect(RecipePhase::query()->where('product_id', $product->id)->count())->toBe(0);
});