p43C
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team 1
278
src/Commerce/ProductRoleResolver.php
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278
src/Commerce/ProductRoleResolver.php
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<?php
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declare(strict_types=1);
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namespace App\Commerce;
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use App\Commerce\Dto\ShopProductResult;
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final class ProductRoleResolver
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{
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public const ROLE_UNKNOWN = 'unknown';
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public const ROLE_MAIN_DEVICE = 'main_device';
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public const ROLE_ACCESSORY_OR_CONSUMABLE = 'accessory_or_consumable';
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public const ROLE_AMBIGUOUS_MIXED = 'ambiguous_mixed_role';
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public const COMPATIBILITY_UNKNOWN = 'unknown';
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public const COMPATIBILITY_COMPATIBLE = 'compatible';
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public const COMPATIBILITY_AMBIGUOUS_KEEP_SEPARATE = 'ambiguous_keep_separate';
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public const COMPATIBILITY_INCOMPATIBLE_ACCESSORY_FOR_MAIN_DEVICE_REQUEST = 'incompatible_accessory_for_main_device_request';
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public const COMPATIBILITY_INCOMPATIBLE_MAIN_DEVICE_FOR_ACCESSORY_REQUEST = 'incompatible_main_device_for_accessory_request';
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/**
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* @param string[] $accessoryIntentKeywords
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* @param string[] $mainDeviceIntentKeywords
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* @param string[] $directMainDeviceRequestPatterns
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*/
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public function resolveRequestedRole(
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string $prompt,
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array $accessoryIntentKeywords,
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array $mainDeviceIntentKeywords,
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array $directMainDeviceRequestPatterns,
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callable $normalize
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): string {
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$normalized = mb_strtolower($normalize($prompt), 'UTF-8');
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$hasAccessoryIntent = $this->containsAnyKeyword($normalized, $accessoryIntentKeywords, $normalize, true);
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$hasMainDeviceIntent = $this->containsAnyKeyword($normalized, $mainDeviceIntentKeywords, $normalize, true);
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if ($hasAccessoryIntent && !$this->matchesAnyPattern($normalized, $directMainDeviceRequestPatterns)) {
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return self::ROLE_ACCESSORY_OR_CONSUMABLE;
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}
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if ($hasMainDeviceIntent) {
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return self::ROLE_MAIN_DEVICE;
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}
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if ($hasAccessoryIntent) {
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return self::ROLE_ACCESSORY_OR_CONSUMABLE;
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}
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return self::ROLE_UNKNOWN;
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}
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/**
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* @param string[] $accessoryKeywords
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* @param string[] $deviceKeywords
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*/
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public function resolveProductRole(
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ShopProductResult $product,
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array $accessoryKeywords,
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array $deviceKeywords,
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callable $normalize,
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bool $detectAmbiguousPrimaryRole
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): string {
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$primaryRole = $this->resolvePrimaryProductRole(
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product: $product,
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accessoryKeywords: $accessoryKeywords,
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deviceKeywords: $deviceKeywords,
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normalize: $normalize,
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detectAmbiguousPrimaryRole: $detectAmbiguousPrimaryRole
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);
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if ($primaryRole !== self::ROLE_UNKNOWN) {
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return $primaryRole;
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}
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$corpus = mb_strtolower($this->buildProductCorpus($product), 'UTF-8');
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$isAccessory = $this->containsAnyKeyword($corpus, $accessoryKeywords, $normalize, true);
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$isMainDevice = $this->containsAnyKeyword($corpus, $deviceKeywords, $normalize, true);
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if ($isAccessory) {
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return self::ROLE_ACCESSORY_OR_CONSUMABLE;
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}
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if ($isMainDevice) {
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return self::ROLE_MAIN_DEVICE;
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}
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return self::ROLE_UNKNOWN;
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}
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/**
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* @param string[] $accessoryKeywords
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* @param string[] $deviceKeywords
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*/
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public function resolvePrimaryProductRole(
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ShopProductResult $product,
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array $accessoryKeywords,
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array $deviceKeywords,
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callable $normalize,
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bool $detectAmbiguousPrimaryRole
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): string {
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$primaryText = mb_strtolower($normalize($this->buildPrimaryProductIdentity($product)), 'UTF-8');
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if ($primaryText === '') {
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return self::ROLE_UNKNOWN;
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}
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$isAccessory = $this->containsAnyKeyword($primaryText, $accessoryKeywords, $normalize, true);
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$isMainDevice = $this->containsAnyKeyword($primaryText, $deviceKeywords, $normalize, true);
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if ($detectAmbiguousPrimaryRole) {
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if ($isAccessory && !$isMainDevice) {
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return self::ROLE_ACCESSORY_OR_CONSUMABLE;
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}
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if ($isMainDevice && !$isAccessory) {
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return self::ROLE_MAIN_DEVICE;
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}
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if ($isAccessory && $isMainDevice) {
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return self::ROLE_AMBIGUOUS_MIXED;
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}
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return self::ROLE_UNKNOWN;
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}
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if ($isAccessory) {
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return self::ROLE_ACCESSORY_OR_CONSUMABLE;
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}
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if ($isMainDevice) {
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return self::ROLE_MAIN_DEVICE;
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}
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return self::ROLE_UNKNOWN;
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}
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/**
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* @param string[] $accessoryKeywords
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* @param string[] $deviceKeywords
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*/
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public function isAccessoryLikeProduct(
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ShopProductResult $product,
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array $accessoryKeywords,
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array $deviceKeywords,
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callable $normalize
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): bool {
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$primaryRole = $this->resolvePrimaryProductRole(
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product: $product,
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accessoryKeywords: $accessoryKeywords,
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deviceKeywords: $deviceKeywords,
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normalize: $normalize,
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detectAmbiguousPrimaryRole: true
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);
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if ($primaryRole === self::ROLE_ACCESSORY_OR_CONSUMABLE) {
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return true;
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}
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if ($primaryRole === self::ROLE_MAIN_DEVICE) {
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return false;
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}
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return $this->containsAnyKeyword(
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$normalize($this->buildProductCorpus($product)),
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$accessoryKeywords,
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$normalize,
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false
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);
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}
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/**
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* @param string[] $accessoryKeywords
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* @param string[] $deviceKeywords
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*/
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public function isDeviceLikeProduct(
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ShopProductResult $product,
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array $accessoryKeywords,
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array $deviceKeywords,
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callable $normalize
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): bool {
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$primaryRole = $this->resolvePrimaryProductRole(
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product: $product,
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accessoryKeywords: $accessoryKeywords,
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deviceKeywords: $deviceKeywords,
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normalize: $normalize,
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detectAmbiguousPrimaryRole: true
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);
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if ($primaryRole === self::ROLE_MAIN_DEVICE) {
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return true;
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}
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if ($primaryRole === self::ROLE_ACCESSORY_OR_CONSUMABLE) {
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return false;
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}
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return $this->containsAnyKeyword(
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$normalize($this->buildProductCorpus($product)),
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$deviceKeywords,
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$normalize,
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false
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);
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}
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public function resolveCompatibility(string $requestedRole, string $inferredRole): string
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{
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if ($requestedRole === self::ROLE_UNKNOWN || $inferredRole === self::ROLE_UNKNOWN) {
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return self::COMPATIBILITY_UNKNOWN;
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}
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if ($requestedRole === self::ROLE_MAIN_DEVICE && $inferredRole === self::ROLE_ACCESSORY_OR_CONSUMABLE) {
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return self::COMPATIBILITY_INCOMPATIBLE_ACCESSORY_FOR_MAIN_DEVICE_REQUEST;
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}
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if ($requestedRole === self::ROLE_ACCESSORY_OR_CONSUMABLE && $inferredRole === self::ROLE_MAIN_DEVICE) {
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return self::COMPATIBILITY_INCOMPATIBLE_MAIN_DEVICE_FOR_ACCESSORY_REQUEST;
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}
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if ($inferredRole === self::ROLE_AMBIGUOUS_MIXED) {
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return self::COMPATIBILITY_AMBIGUOUS_KEEP_SEPARATE;
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}
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return self::COMPATIBILITY_COMPATIBLE;
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}
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/**
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* @param string[] $keywords
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*/
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private function containsAnyKeyword(string $text, array $keywords, callable $normalize, bool $normalizeKeyword): bool
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{
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foreach ($keywords as $keyword) {
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$keyword = (string) $keyword;
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$candidate = $normalizeKeyword ? mb_strtolower($normalize($keyword), 'UTF-8') : $normalize($keyword);
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if ($candidate !== '' && str_contains($text, $candidate)) {
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return true;
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}
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}
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return false;
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}
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/**
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* @param string[] $patterns
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*/
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private function matchesAnyPattern(string $text, array $patterns): bool
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{
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foreach ($patterns as $pattern) {
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if (preg_match((string) $pattern, $text) === 1) {
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return true;
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}
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}
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return false;
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}
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private function buildPrimaryProductIdentity(ShopProductResult $product): string
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{
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return implode(' ', array_filter([
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$product->name,
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$product->url,
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]));
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}
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private function buildProductCorpus(ShopProductResult $product): string
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{
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return implode(' ', array_filter([
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$product->name,
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$product->productNumber,
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$product->manufacturer,
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implode(' ', $product->highlights),
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$product->description,
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$product->customFields,
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$product->url,
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]));
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}
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}
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