<?php

declare(strict_types=1);

namespace TFGraphics\SmartImport\Capability;

final class CapabilityConfiguration
{
    private array $searchStrategies;
    private array $futureCapabilities;

    public function __construct(array $searchStrategies = [], array $futureCapabilities = [])
    {
        $this->searchStrategies = $searchStrategies !== [] ? $searchStrategies : $this->defaultSearchStrategies();
        $this->futureCapabilities = $futureCapabilities !== [] ? $futureCapabilities : $this->defaultFutureCapabilities();
    }

    public function resolveSearchStrategy(string $identifierType, string $capability): string
    {
        $idType = strtoupper(trim($identifierType));
        $capabilityName = strtolower(trim($capability));

        if (isset($this->searchStrategies[$capabilityName][$idType])) {
            return (string) $this->searchStrategies[$capabilityName][$idType];
        }

        if (isset($this->searchStrategies['default'][$idType])) {
            return (string) $this->searchStrategies['default'][$idType];
        }

        return 'strategy_placeholder';
    }

    public function getFutureCapabilities(): array
    {
        return $this->futureCapabilities;
    }

    private function defaultSearchStrategies(): array
    {
        return [
            'book_capability' => [
                IdentifierAnalyzer::ISBN => 'book_identifier_first',
                IdentifierAnalyzer::TITLE => 'book_title_fallback',
            ],
            'marketplace_capability' => [
                IdentifierAnalyzer::ASIN => 'marketplace_asin_first',
                IdentifierAnalyzer::MPN => 'marketplace_mpn_fallback',
                IdentifierAnalyzer::TITLE => 'marketplace_title_discovery',
            ],
            'media_capability' => [
                IdentifierAnalyzer::UPC => 'media_upc_first',
                IdentifierAnalyzer::TITLE => 'media_title_fallback',
            ],
            'food_capability' => [
                IdentifierAnalyzer::EAN => 'food_ean_first',
                IdentifierAnalyzer::BARCODE => 'food_barcode_fallback',
            ],
            'generic_product_capability' => [
                IdentifierAnalyzer::UNKNOWN => 'generic_discovery',
            ],
            'default' => [
                IdentifierAnalyzer::ISBN => 'default_identifier',
                IdentifierAnalyzer::EAN => 'default_identifier',
                IdentifierAnalyzer::UPC => 'default_identifier',
                IdentifierAnalyzer::ASIN => 'default_identifier',
                IdentifierAnalyzer::MPN => 'default_identifier',
                IdentifierAnalyzer::TITLE => 'default_title',
                IdentifierAnalyzer::BARCODE => 'default_barcode',
                IdentifierAnalyzer::UNKNOWN => 'default_unknown',
            ],
        ];
    }

    private function defaultFutureCapabilities(): array
    {
        return [
            'ocr' => [
                'status' => 'placeholder',
                'description' => 'Future OCR capability placeholder.',
            ],
            'image_recognition' => [
                'status' => 'placeholder',
                'description' => 'Future image recognition capability placeholder.',
            ],
            'ai_recognition' => [
                'status' => 'placeholder',
                'description' => 'Future AI recognition capability placeholder.',
            ],
            'voice_search' => [
                'status' => 'placeholder',
                'description' => 'Future voice search capability placeholder.',
            ],
        ];
    }
}