<?php

namespace Database\Factories;

use App\Models\Model;
use App\Models\ModelFormula;
use Illuminate\Database\Eloquent\Factories\Factory;

/**
 * @extends \Illuminate\Database\Eloquent\Factories\Factory<\App\Models\ModelFormula>
 */
class ModelFormulaFactory extends Factory
{
    protected $model = ModelFormula::class;

    /**
     * Define the model's default state.
     *
     * @return array<string, mixed>
     */
    public function definition(): array
    {
        return [
            'tenant_id' => 1,
            'model_id' => Model::factory(),
            'name' => $this->faker->word(),
            'expression' => 'W0 * H0',
            'description' => $this->faker->sentence(),
            'return_type' => 'NUMBER',
            'sort_order' => $this->faker->numberBetween(1, 10),
            'is_active' => true,
            'created_by' => 1,
            'updated_by' => 1,
        ];
    }

    /**
     * Screen model formulas.
     */
    public function screenFormulas(): static
    {
        return $this->sequence(
            [
                'name' => 'W1',
                'expression' => 'W0 + 120',
                'description' => '최종 가로 크기',
                'return_type' => 'NUMBER',
                'sort_order' => 1,
            ],
            [
                'name' => 'H1',
                'expression' => 'H0 + 100',
                'description' => '최종 세로 크기',
                'return_type' => 'NUMBER',
                'sort_order' => 2,
            ],
            [
                'name' => 'area',
                'expression' => 'W1 * H1 / 1000000',
                'description' => '면적 (㎡)',
                'return_type' => 'NUMBER',
                'sort_order' => 3,
            ],
            [
                'name' => 'weight',
                'expression' => 'area * 15',
                'description' => '중량 (kg)',
                'return_type' => 'NUMBER',
                'sort_order' => 4,
            ],
            [
                'name' => 'motor',
                'expression' => 'IF(area <= 3, "0.5HP", IF(area <= 6, "1HP", "2HP"))',
                'description' => '모터 용량',
                'return_type' => 'STRING',
                'sort_order' => 5,
            ],
            [
                'name' => 'bracket',
                'expression' => 'CEIL(W1 / 600)',
                'description' => '브라켓 개수',
                'return_type' => 'NUMBER',
                'sort_order' => 6,
            ],
            [
                'name' => 'guide',
                'expression' => 'H1 / 1000 * 2',
                'description' => '가이드 길이 (m)',
                'return_type' => 'NUMBER',
                'sort_order' => 7,
            ]
        );
    }

    /**
     * Steel model formulas.
     */
    public function steelFormulas(): static
    {
        return $this->sequence(
            [
                'name' => 'W1',
                'expression' => 'W0 + 50',
                'description' => '최종 가로 크기',
                'return_type' => 'NUMBER',
                'sort_order' => 1,
            ],
            [
                'name' => 'H1',
                'expression' => 'H0 + 50',
                'description' => '최종 세로 크기',
                'return_type' => 'NUMBER',
                'sort_order' => 2,
            ],
            [
                'name' => 'area',
                'expression' => 'W1 * H1 / 1000000',
                'description' => '면적 (㎡)',
                'return_type' => 'NUMBER',
                'sort_order' => 3,
            ],
            [
                'name' => 'weight',
                'expression' => 'area * thickness * 7.85',
                'description' => '중량 (kg)',
                'return_type' => 'NUMBER',
                'sort_order' => 4,
            ]
        );
    }

    /**
     * Number type formula.
     */
    public function number(): static
    {
        return $this->state(fn (array $attributes) => [
            'return_type' => 'NUMBER',
        ]);
    }

    /**
     * String type formula.
     */
    public function string(): static
    {
        return $this->state(fn (array $attributes) => [
            'return_type' => 'STRING',
        ]);
    }
}