<?php

declare(strict_types=1);
namespace TFGraphics\SmartImport\Edition;

use TFGraphics\SmartImport\Domain\{DomainIdentifier, DomainRegistry};
use TFGraphics\SmartImport\Domain\DomainRegistry as ProductDomainRegistry;
use TFGraphics\SmartImport\ProviderFramework\{ProviderDescriptor, ProviderHealth};

/** Distribution-owned legacy metadata. These references do not bootstrap providers. */
final class FreeProviderPolicyData
{
    public function all(): array
    {
        $preferred = [];
        foreach ([DomainRegistry::BOOKS, DomainRegistry::FOOD, DomainRegistry::MOVIES] as $domain) {
            foreach ([DomainIdentifier::ISBN10, DomainIdentifier::ISBN13, DomainIdentifier::EAN13, DomainIdentifier::EAN8, DomainIdentifier::UPC_A, DomainIdentifier::GTIN, DomainIdentifier::TITLE] as $identifier) {
                $preferred[$domain][$identifier] = $this->preferredOrder($domain, $identifier);
            }
        }
        return [
            'framework_profiles' => $this->frameworkProfiles(),
            'domain_definitions' => $this->domainDefinitions(),
            'reference_descriptors' => $this->referenceDescriptors(),
            'preferred_orders' => $preferred,
            'media_providers' => ['MusicBrainz', 'Wikidata'],
            'generic_providers' => ['GS1', 'OpenFoodFacts'],
            'field_confidence_profiles' => [
        'GoogleBooks' => [
            'priority' => 1000,
            'requires_api_key' => false,
            'fields' => [
                'isbn' => 0.95, 'images' => 0.85, 'description' => 0.90,
                'authors' => 0.95, 'publisher' => 0.90, 'categories' => 0.80,
                'language' => 0.95, 'page_count' => 0.85, 'publication_date' => 0.90,
                'series' => 0.45, 'subjects' => 0.70,
            ],
        ],
        'OpenLibrary' => [
            'priority' => 900,
            'requires_api_key' => false,
            'fields' => [
                'isbn' => 0.95, 'images' => 0.90, 'description' => 0.85,
                'authors' => 0.90, 'publisher' => 0.85, 'categories' => 0.90,
                'language' => 0.85, 'page_count' => 0.80, 'publication_date' => 0.85,
                'series' => 0.75, 'subjects' => 0.95,
            ],
        ],
        'InternetArchive' => [
            'priority' => 800,
            'requires_api_key' => false,
            'fields' => [
                'isbn' => 0.80, 'images' => 0.60, 'description' => 0.75,
                'authors' => 0.75, 'publisher' => 0.75, 'categories' => 0.80,
                'language' => 0.80, 'page_count' => 0.45, 'publication_date' => 0.75,
                'series' => 0.55, 'subjects' => 0.90,
            ],
        ],
        'WorldCat' => [
            'priority' => 700,
            'requires_api_key' => true,
            'fields' => [
                'isbn' => 0.98, 'images' => 0.25, 'description' => 0.65,
                'authors' => 0.95, 'publisher' => 0.95, 'categories' => 0.85,
                'language' => 0.90, 'page_count' => 0.85, 'publication_date' => 0.95,
                'series' => 0.90, 'subjects' => 0.95,
            ],
        ],
        'ISBNdb' => [
            'priority' => 600,
            'requires_api_key' => true,
            'fields' => [
                'isbn' => 0.98, 'images' => 0.70, 'description' => 0.85,
                'authors' => 0.90, 'publisher' => 0.90, 'categories' => 0.75,
                'language' => 0.90, 'page_count' => 0.75, 'publication_date' => 0.90,
                'series' => 0.75, 'subjects' => 0.75,
            ],
        ],
    ],
            'update_evidence_adapters' => [\TFGraphics\SmartImport\Providers\Wikidata\WikidataUpdatePreserver::class],
        ];
    }

    public function domainDefinitions(): array
    {
        $definitions = [];
        $bookIdentifiers = [DomainIdentifier::ISBN10, DomainIdentifier::ISBN13, DomainIdentifier::EAN, DomainIdentifier::TITLE];
        $mediaIdentifiers = [DomainIdentifier::EAN, DomainIdentifier::UPC, DomainIdentifier::GTIN, DomainIdentifier::BARCODE, DomainIdentifier::TITLE];
        $productIdentifiers = [DomainIdentifier::EAN, DomainIdentifier::UPC, DomainIdentifier::GTIN, DomainIdentifier::BARCODE, DomainIdentifier::TITLE];

        $definitions[] = ['GoogleBooks', [DomainRegistry::BOOKS], $bookIdentifiers, 100, 0.98];
        $definitions[] = ['OpenLibrary', [DomainRegistry::BOOKS], $bookIdentifiers, 90, 0.95];
        $definitions[] = ['InternetArchive', [DomainRegistry::BOOKS], $bookIdentifiers, 80, 0.90];
        $definitions[] = ['Wikidata', [DomainRegistry::MOVIES], [DomainIdentifier::TITLE], 100, 0.90];
        $definitions[] = ['MusicBrainz', [DomainRegistry::MUSIC], $mediaIdentifiers, 100, 0.97];
        $definitions[] = ['OpenFoodFacts', [DomainRegistry::FOOD], $productIdentifiers, 100, 0.94];
        return $definitions;
    }

    public function frameworkProfiles(): array
    {
        $bookIds = [DomainIdentifier::ISBN10, DomainIdentifier::ISBN13, DomainIdentifier::EAN13, DomainIdentifier::TITLE];
        $mediaIds = [DomainIdentifier::EAN8, DomainIdentifier::EAN13, DomainIdentifier::UPC_A, DomainIdentifier::GTIN, DomainIdentifier::TITLE];
        $genericIds = [DomainIdentifier::EAN8, DomainIdentifier::EAN13, DomainIdentifier::UPC_A, DomainIdentifier::GTIN, DomainIdentifier::TITLE];

        return [
            $this->profile('Google Books', [ProductDomainRegistry::BOOKS], $bookIds, 100, [0.95, 0.90, 0.72, 0.88, 0.72, 0.78, 0.25], [0.90, 0.90, 0.72, 0.82, 0.92, 0.78], [
                'commercial' => true, 'persistence' => false, 'languages' => ['*'], 'countries' => ['*'],
                'caching' => 'temporary caching only', 'authentication' => 'optional API key',
                'limitations' => ['Google API terms restrict long-term persistence'],
            ]),
            $this->profile('OpenLibrary', [ProductDomainRegistry::BOOKS], $bookIds, 95, [0.90, 0.76, 0.90, 0.85, 0.82, 0.92, 0.20], [0.88, 0.90, 0.76, 0.90, 0.88, 0.90], [
                'commercial' => true, 'persistence' => true, 'attribution' => true, 'license' => 'Open Library data terms',
                'persistence_policy' => 'allowed with attribution',
            ]),
            $this->profile('Internet Archive', [ProductDomainRegistry::BOOKS], array_values(array_unique(array_merge($mediaIds, [DomainIdentifier::ISBN10, DomainIdentifier::ISBN13]))), 82, [0.78, 0.65, 0.60, 0.74, 0.68, 0.82, 0.10], [0.76, 0.78, 0.65, 0.65, 0.80, 0.72], [
                'commercial' => true, 'persistence' => true, 'attribution' => true, 'license' => 'Item-specific metadata terms',
                'persistence_policy' => 'metadata persistence allowed; item rights vary',
            ]),
            $this->profile('Wikidata', [ProductDomainRegistry::MOVIES], [DomainIdentifier::TITLE], 84, [0.80, 0.68, 0.70, 0.76, 0.72, 0.65, 0.15], [0.76, 0.80, 0.68, 0.70, 0.82, 0.60], [
                'authentication' => 'none', 'commercial' => true, 'persistence' => true, 'license' => 'CC0 (metadata); file-specific Commons images',
            ]),
            $this->profile('MusicBrainz', [ProductDomainRegistry::MUSIC], $mediaIds, 96, [0.96, 0.60, 0.62, 0.55, 0.94, 0.90, 0.15], [0.92, 0.96, 0.60, 0.62, 0.94, 0.92], [
                'commercial' => true, 'persistence' => true, 'attribution' => true, 'license' => 'CC0 / CC BY-SA datasets',
                'persistence_policy' => 'allowed according to dataset license', 'rate_limits' => ['requests_per_second' => 1],
            ]),
            $this->profile('OpenFoodFacts', [ProductDomainRegistry::FOOD], $genericIds, 92, [0.88, 0.42, 0.78, 0.62, 0.90, 0.90, 0.92], [0.90, 0.88, 0.42, 0.78, 0.86, 0.95], [
                'commercial' => true, 'persistence' => true, 'attribution' => true, 'license' => 'ODbL / database contents license',
                'persistence_policy' => 'allowed with license compliance',
            ]),
        ];
    }

    private function profile(
        string $name,
        array $domains,
        array $identifiers,
        int $priority,
        array $qualities,
        array $scores,
        array $overrides = []
    ): array {
        $qualityKeys = ['metadata', 'seo', 'image', 'description', 'attributes', 'category', 'brand'];
        $scoreKeys = ['coverage', 'metadata', 'seo', 'media', 'reliability', 'commercial_suitability'];

        return array_replace([
            'name' => $name,
            'domains' => $domains,
            'identifiers' => $identifiers,
            'priority' => $priority,
            'quality' => array_combine($qualityKeys, $qualities),
            'scores' => array_combine($scoreKeys, $scores),
            'reliability' => $scores[4],
            'speed' => 0.75,
        ], $overrides);
    }

    public function preferredOrder(string $domain, string $identifierType): array
    {
        if ($domain === DomainRegistry::BOOKS && in_array($identifierType, [DomainIdentifier::ISBN10, DomainIdentifier::ISBN13, DomainIdentifier::EAN13], true)) {
            return ['Google Books', 'OpenLibrary', 'Internet Archive'];
        }
        if ($domain === DomainRegistry::FOOD && in_array($identifierType, [DomainIdentifier::EAN8, DomainIdentifier::EAN13, DomainIdentifier::UPC_A, DomainIdentifier::GTIN], true)) {
            return ['OpenFoodFacts'];
        }
        if ($domain === DomainRegistry::MOVIES && $identifierType === DomainIdentifier::TITLE) {
            return ['Wikidata'];
        }

        return [];
    }

    public function referenceDescriptors(): array
    {
        return [
            new ProviderDescriptor('GoogleBooks', 'Google Books', ['BOOKS'], ['supportsIdentifierSearch' => true, 'supportsTitleSearch' => true, 'supportsBarcodeSearch' => false, 'supportsImage' => true, 'supportsMetadata' => true, 'supportsPrice' => false, 'supportsDescription' => true], true, true, 'api_key', true, 1, null, [], true, true, 'commercial', true, true, false, true, true, false, true),
            new ProviderDescriptor('OpenLibrary', 'OpenLibrary', ['BOOKS'], ['supportsIdentifierSearch' => true, 'supportsTitleSearch' => true, 'supportsBarcodeSearch' => false, 'supportsImage' => true, 'supportsMetadata' => true, 'supportsPrice' => false, 'supportsDescription' => true], true, false, null, true, 2, null, [], true, true, 'commercial', true, true, false, true, true, false, true),
            new ProviderDescriptor('InternetArchive', 'Internet Archive', ['BOOKS', 'MUSIC', 'MOVIES'], ['supportsIdentifierSearch' => true, 'supportsTitleSearch' => true, 'supportsBarcodeSearch' => false, 'supportsImage' => true, 'supportsMetadata' => true, 'supportsPrice' => false, 'supportsDescription' => true], true, false, null, null, null, null, [], true, true, 'commercial', true, true, false, true, true, false, true),
            new ProviderDescriptor('ISBNdb', 'ISBNdb', ['BOOKS'], ['supportsIdentifierSearch' => true, 'supportsTitleSearch' => true, 'supportsBarcodeSearch' => false, 'supportsImage' => true, 'supportsMetadata' => true, 'supportsPrice' => false, 'supportsDescription' => true], true, true, 'api_key', false, 3, null, [], true, true, 'commercial', true, true, false, true, true, false, true),
            new ProviderDescriptor('WorldCat', 'WorldCat', ['BOOKS'], ['supportsIdentifierSearch' => true, 'supportsTitleSearch' => true, 'supportsBarcodeSearch' => false, 'supportsImage' => false, 'supportsMetadata' => true, 'supportsPrice' => false, 'supportsDescription' => true], true, true, 'api_key', false, 4, null, [], true, true, 'commercial', true, true, false, false, true, false, true),
        ];
    }

}