<?php

namespace App\Dtos;

class RecipeDto
{
    public ?int $id = null;
    public ?string $title = null;
    public ?string $slug = null;
    public ?string $description = null;
    public ?int $prepTime = null;
    public ?int $cookTime = null;
    public ?int $totalTime = null;
    public ?int $servings = null;
    public ?string $difficulty = null;
    public ?string $cuisine = null;
    public ?string $category = null;
    public ?int $calories = null;
    public ?string $featuredImage = null;
    public ?string $videoUrl = null;
    public ?int $status = null;
    public ?int $viewsCount = null;
    public ?float $ratingAvg = null;
    public ?int $ratingCount = null;
    public ?int $createdAt = null;
    public ?int $updatedAt = null;

    /** @var RecipeIngredientDto[] */
    public array $ingredients = [];

    /** @var RecipeStepDto[] */
    public array $steps = [];

    /** @var RecipeImageDto[] */
    public array $images = [];

    public ?RecipeNutritionDto $nutrition = null;

    /** @var TagDto[] */
    public array $tags = [];

    /**
     * Create DTO from array
     *
     * @param array $data
     * @return static
     */
    public static function fromArray(array $data): static
    {
        $dto = new static();

        $dto->id = $data['id'] ?? null;
        $dto->title = $data['title'] ?? null;
        $dto->slug = $data['slug'] ?? null;
        $dto->description = $data['description'] ?? null;
        $dto->prepTime = isset($data['prepTime']) ? (int)$data['prepTime'] : null;
        $dto->cookTime = isset($data['cookTime']) ? (int)$data['cookTime'] : null;
        $dto->totalTime = isset($data['totalTime']) ? (int)$data['totalTime'] : null;
        $dto->servings = isset($data['servings']) ? (int)$data['servings'] : null;
        $dto->difficulty = $data['difficulty'] ?? null;
        $dto->cuisine = $data['cuisine'] ?? null;
        $dto->category = $data['category'] ?? null;
        $dto->calories = isset($data['calories']) ? (int)$data['calories'] : null;
        $dto->featuredImage = $data['featuredImage'] ?? null;
        $dto->videoUrl = $data['videoUrl'] ?? null;
        $dto->status = isset($data['status']) ? (int)$data['status'] : null;
        $dto->viewsCount = isset($data['viewsCount']) ? (int)$data['viewsCount'] : null;
        $dto->ratingAvg = isset($data['ratingAvg']) ? (float)$data['ratingAvg'] : null;
        $dto->ratingCount = isset($data['ratingCount']) ? (int)$data['ratingCount'] : null;
        $dto->createdAt = isset($data['createdAt']) ? (int)$data['createdAt'] : null;
        $dto->updatedAt = isset($data['updatedAt']) ? (int)$data['updatedAt'] : null;

        // Parse nested DTOs
        if (isset($data['ingredients']) && is_array($data['ingredients'])) {
            $dto->ingredients = array_map(
                fn($item) => RecipeIngredientDto::fromArray($item),
                $data['ingredients']
            );
        }

        if (isset($data['steps']) && is_array($data['steps'])) {
            $dto->steps = array_map(
                fn($item) => RecipeStepDto::fromArray($item),
                $data['steps']
            );
        }

        if (isset($data['images']) && is_array($data['images'])) {
            $dto->images = array_map(
                fn($item) => RecipeImageDto::fromArray($item),
                $data['images']
            );
        }

        if (isset($data['nutrition']) && is_array($data['nutrition'])) {
            $dto->nutrition = RecipeNutritionDto::fromArray($data['nutrition']);
        }

        if (isset($data['tags']) && is_array($data['tags'])) {
            $dto->tags = array_map(
                fn($item) => TagDto::fromArray($item),
                $data['tags']
            );
        }

        return $dto;
    }

    /**
     * Convert DTO to array
     *
     * @return array
     */
    public function toArray(): array
    {
        return [
            'id' => $this->id,
            'title' => $this->title,
            'slug' => $this->slug,
            'description' => $this->description,
            'prepTime' => $this->prepTime,
            'cookTime' => $this->cookTime,
            'totalTime' => $this->totalTime,
            'servings' => $this->servings,
            'difficulty' => $this->difficulty,
            'cuisine' => $this->cuisine,
            'category' => $this->category,
            'calories' => $this->calories,
            'featuredImage' => $this->featuredImage,
            'videoUrl' => $this->videoUrl,
            'status' => $this->status,
            'viewsCount' => $this->viewsCount,
            'ratingAvg' => $this->ratingAvg,
            'ratingCount' => $this->ratingCount,
            'createdAt' => $this->createdAt,
            'updatedAt' => $this->updatedAt,
            'ingredients' => array_map(fn($item) => $item->toArray(), $this->ingredients),
            'steps' => array_map(fn($item) => $item->toArray(), $this->steps),
            'images' => array_map(fn($item) => $item->toArray(), $this->images),
            'nutrition' => $this->nutrition?->toArray(),
            'tags' => array_map(fn($item) => $item->toArray(), $this->tags),
        ];
    }
}