move intent an config value into config files
This commit is contained in:
team2
@@ -22,157 +22,75 @@ final class CommerceIntentLite
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*/
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public function detect(string $originalPrompt): array
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{
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$p = mb_strtolower(trim($originalPrompt));
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$prompt = mb_strtolower(trim($originalPrompt));
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if ($p === '') {
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return [
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'intent' => self::NONE,
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'score' => 0,
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'signals' => [],
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];
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if ($prompt === '') {
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return $this->buildDetectionResult(
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intent: self::NONE,
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score: 0,
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signals: []
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);
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}
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// Block support / diagnostic questions from entering the commerce flow
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// unless the prompt also contains very explicit purchase / shop intent.
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if ($this->isSupportOrDiagnosticQuery($p) && !$this->hasExplicitCommerceIntent($p)) {
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return [
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'intent' => self::NONE,
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'score' => 0,
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'signals' => ['support_or_diagnostic'],
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];
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if ($this->isSupportOrDiagnosticQuery($prompt) && !$this->hasExplicitCommerceIntent($prompt)) {
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return $this->buildDetectionResult(
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intent: self::NONE,
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score: 0,
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signals: [$this->config->getSupportOrDiagnosticSignalLabel()]
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);
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}
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$score = 0;
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$signals = [];
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$strongSignals = $this->config->getStrongSignalsList();
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foreach ($strongSignals as $signal) {
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if (str_contains($p, mb_strtolower($signal))) {
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$score += 3;
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$signals[] = $signal;
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}
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}
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// Treat long numeric identifiers as stronger product-number-like signals.
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// This avoids over-triggering commerce purely because a model name contains
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// a short number such as "808" in support questions.
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if (preg_match('/\b\d{4,10}\b/u', $p) === 1) {
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$score += 2;
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$signals[] = 'sku';
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}
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$pricePattern = $this->config->getPricePattern();
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if (preg_match('/\b\d+(?:[.,]\d+)?\s*(' . $pricePattern . ')\b/u', $p) === 1) {
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$score += 2;
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$signals[] = 'price';
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}
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$sizePattern = $this->config->getSizePattern();
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if (preg_match('/\b(' . $sizePattern . ')\s*[a-z0-9.-]+\b/u', $p) === 1) {
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$score += 2;
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$signals[] = 'size';
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}
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$sizeTokenPattern = $this->config->getSizeTokenPattern();
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if (preg_match('/\b(' . $sizeTokenPattern . ')\b/u', $p) === 1) {
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$score += 1;
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$signals[] = 'size_token';
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}
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$colorPattern = $this->config->getColorPattern();
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if (preg_match('/\b(' . $colorPattern . ')\b/u', $p) === 1) {
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$score += 1;
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$signals[] = 'color';
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}
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$advisorySignals = $this->config->getAdvisorySignals();
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foreach ($advisorySignals as $signal) {
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if (str_contains($p, mb_strtolower($signal))) {
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$score += 1;
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$signals[] = 'advisory:' . $signal;
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}
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}
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[$score, $signals] = $this->applyStrongSignals($prompt, $score, $signals);
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[$score, $signals] = $this->applySkuSignal($prompt, $score, $signals);
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[$score, $signals] = $this->applyPriceSignal($prompt, $score, $signals);
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[$score, $signals] = $this->applySizeSignal($prompt, $score, $signals);
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[$score, $signals] = $this->applySizeTokenSignal($prompt, $score, $signals);
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[$score, $signals] = $this->applyColorSignal($prompt, $score, $signals);
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[$score, $signals] = $this->applyAdvisorySignals($prompt, $score, $signals);
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$signals = array_values(array_unique($signals));
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if ($score >= 3) {
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return [
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'intent' => self::PRODUCT_SEARCH,
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'score' => $score,
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'signals' => $signals,
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];
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if ($score >= $this->config->getProductSearchMinScore()) {
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return $this->buildDetectionResult(
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intent: self::PRODUCT_SEARCH,
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score: $score,
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signals: $signals
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);
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}
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if ($score >= 2) {
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return [
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'intent' => self::ADVISORY_PRODUCT_SEARCH,
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'score' => $score,
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'signals' => $signals,
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];
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if ($score >= $this->config->getAdvisoryProductSearchMinScore()) {
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return $this->buildDetectionResult(
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intent: self::ADVISORY_PRODUCT_SEARCH,
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score: $score,
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signals: $signals
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);
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}
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return [
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'intent' => self::NONE,
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'score' => $score,
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'signals' => $signals,
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];
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return $this->buildDetectionResult(
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intent: self::NONE,
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score: $score,
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signals: $signals
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);
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}
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private function isSupportOrDiagnosticQuery(string $prompt): bool
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{
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$patterns = [
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'/\bfehler\b/u',
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'/\bfehlercode\b/u',
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'/\berror\b/u',
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'/\bstörung\b/u',
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'/\bstoerung\b/u',
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'/\balarm\b/u',
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'/\bstörungsmeldung\b/u',
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'/\bstoerungsmeldung\b/u',
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'/\bmeldung\b/u',
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'/\bwarnung\b/u',
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'/\bwarncode\b/u',
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'/\bcode\b/u',
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'/\bwas bedeutet\b/u',
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'/\bwarum\b/u',
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'/\bblinkt\b/u',
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'/\bzeigt\b/u',
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'/\bzeigt an\b/u',
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'/\bursache\b/u',
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'/\bdiagnose\b/u',
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'/\bservicefall\b/u',
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'/\bproblem\b/u',
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'/\bstörung beheben\b/u',
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'/\bstoerung beheben\b/u',
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'/\be\d{1,3}\b/u',
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];
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foreach ($patterns as $pattern) {
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if (preg_match($pattern, $prompt) === 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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return $this->matchesAnyPattern($prompt, $this->config->getSupportDiagnosticPatterns());
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}
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private function hasExplicitCommerceIntent(string $prompt): bool
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{
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$patterns = [
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'/\bshop\b/u',
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'/\bpreis\b/u',
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'/\bkosten\b/u',
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'/\bkostet\b/u',
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'/\bkaufen\b/u',
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'/\bbestellen\b/u',
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'/\bprodukt\b/u',
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'/\bartikel\b/u',
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'/\bsku\b/u',
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'/\bonline\b/u',
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];
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return $this->matchesAnyPattern($prompt, $this->config->getExplicitCommerceIntentPatterns());
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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 $prompt, array $patterns): bool
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{
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foreach ($patterns as $pattern) {
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if (preg_match($pattern, $prompt) === 1) {
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return true;
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@@ -181,4 +99,119 @@ final class CommerceIntentLite
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return false;
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applyStrongSignals(string $prompt, int $score, array $signals): array
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{
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foreach ($this->config->getStrongSignalsList() as $signal) {
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if (str_contains($prompt, mb_strtolower($signal))) {
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$score += $this->config->getStrongSignalScore();
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$signals[] = $signal;
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}
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applySkuSignal(string $prompt, int $score, array $signals): array
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{
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if (preg_match($this->config->getSkuLikePattern(), $prompt) === 1) {
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$score += $this->config->getSkuSignalScore();
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$signals[] = $this->config->getSkuSignalLabel();
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applyPriceSignal(string $prompt, int $score, array $signals): array
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{
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if (preg_match($this->config->getPriceValuePattern(), $prompt) === 1) {
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$score += $this->config->getPriceSignalScore();
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$signals[] = $this->config->getPriceSignalLabel();
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applySizeSignal(string $prompt, int $score, array $signals): array
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{
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if (preg_match($this->config->getSizeValuePattern(), $prompt) === 1) {
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$score += $this->config->getSizeSignalScore();
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$signals[] = $this->config->getSizeSignalLabel();
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applySizeTokenSignal(string $prompt, int $score, array $signals): array
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{
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if (preg_match($this->config->getSizeTokenValuePattern(), $prompt) === 1) {
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$score += $this->config->getSizeTokenSignalScore();
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$signals[] = $this->config->getSizeTokenSignalLabel();
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applyColorSignal(string $prompt, int $score, array $signals): array
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{
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if (preg_match($this->config->getColorValuePattern(), $prompt) === 1) {
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$score += $this->config->getColorSignalScore();
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$signals[] = $this->config->getColorSignalLabel();
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{0:int,1:string[]}
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*/
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private function applyAdvisorySignals(string $prompt, int $score, array $signals): array
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{
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foreach ($this->config->getAdvisorySignals() as $signal) {
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if (str_contains($prompt, mb_strtolower($signal))) {
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$score += $this->config->getAdvisorySignalScore();
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$signals[] = $this->config->getAdvisorySignalPrefix() . $signal;
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}
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}
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return [$score, $signals];
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}
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/**
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* @param string[] $signals
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* @return array{intent:string, score:int, signals:string[]}
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*/
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private function buildDetectionResult(string $intent, int $score, array $signals): array
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{
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return [
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'intent' => $intent,
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'score' => $score,
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'signals' => $signals,
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];
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}
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}
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