<?php

declare(strict_types=1);

namespace KTXC\Models\Tenant;

use InvalidArgumentException;
use KTXF\Json\JsonSerializableObject;

final class TenantPreview extends JsonSerializableObject
{
    protected bool $enabled = true;
    protected string $store = 'previews';
    protected int $maxSourceSize = 26214400;
    protected TenantPreviewVariants $variants;

    public function __construct()
    {
        $this->variants = new TenantPreviewVariants();
    }

    public function jsonDeserialize(array|string $data): static
    {
        if (is_string($data)) {
            $data = json_decode($data, true, flags: JSON_THROW_ON_ERROR);
        }

        if (array_key_exists('enabled', $data)) {
            if (!is_bool($data['enabled'])) {
                throw new InvalidArgumentException('Preview enabled must be a boolean');
            }
            $this->enabled = $data['enabled'];
        }

        if (array_key_exists('store', $data)) {
            if (!is_string($data['store']) || preg_match('/^[a-z][a-z0-9-]*$/', $data['store']) !== 1) {
                throw new InvalidArgumentException('Preview store must be a logical system-store name');
            }
            $this->store = $data['store'];
        }

        if (array_key_exists('maxSourceSize', $data)) {
            if (!is_int($data['maxSourceSize']) || $data['maxSourceSize'] < 1) {
                throw new InvalidArgumentException('Preview maximum source size must be a positive integer');
            }
            $this->maxSourceSize = $data['maxSourceSize'];
        }

        if (array_key_exists('variants', $data)) {
            if (!is_array($data['variants'])) {
                throw new InvalidArgumentException('Preview variants configuration must be an object');
            }
            $this->variants->jsonDeserialize($data['variants']);
        }

        if ($this->enabled && $this->variants->all() === []) {
            throw new InvalidArgumentException('At least one preview variant is required when previews are enabled');
        }

        return $this;
    }

    public function enabled(): bool
    {
        return $this->enabled;
    }

    public function store(): string
    {
        return $this->store;
    }

    public function maxSourceSize(): int
    {
        return $this->maxSourceSize;
    }

    public function variants(): TenantPreviewVariants
    {
        return $this->variants;
    }
}