fix shop research intent fix 3

config/retriex/intent.yaml

@@ -53,6 +53,10 @@ parameters:
       - geeigent
       - empfiehl
       - empfehl
+    advisory_product_selection_patterns:
+      - '/\bmit\s+welche(?:m|n|r|s)?\s+(?:testomat(?:en)?|pockettester|pocket\s+tester|analysegerät|analysegeraet|messgerät|messgeraet|analysator|analyzer)\b.*\b(?:messen|messung|überwach(?:en|ung)?|ueberwach(?:en|ung)?)\b/u'
+      - '/\bwelche(?:r|s|n|m)?\s+(?:testomat(?:en)?|pockettester|pocket\s+tester|analysegerät|analysegeraet|messgerät|messgeraet|analysator|analyzer)\b.*\b(?:kann|können|koennen|misst|messen|überwacht|ueberwacht|eignet|geeignet|passt|gut|empfehl)\b.*\b(?:messen|messung|überwach(?:en|ung)?|ueberwach(?:en|ung)?)\b/u'
+      - '/\b(?:testomat(?:en)?|pockettester|pocket\s+tester|analysegerät|analysegeraet|messgerät|messgeraet|analysator|analyzer)\b.*\b(?:für|fuer)\b.*\b(?:messung|messen|überwachung|ueberwachung)\b/u'
     price_terms:
       - euro
       - €

config/retriex/prompt.yaml

@@ -17,8 +17,9 @@ parameters:
       detailed_max_count: 5
       header_lines:
       - 'LIVE SHOP RESULTS (authoritative for current commercial details):'
-      - Use these results as the primary source for current price, availability, URL, and current shop-visible product naming.
+      - Use these results as the primary source for current price, availability, URL, current shop-visible product naming, and explicitly shop-visible product suitability when the user asks which product/device can measure or monitor something.
-      - If retrieved documents conflict with shop data on price, availability, URL, or current naming, prefer the shop data.
+      - If retrieved documents conflict with shop data on price, availability, URL, current naming, or explicitly shop-visible product suitability, prefer the shop data for those fields.
+      - If retrieved documents do not identify a matching product, but a live shop result explicitly names the requested measurement parameter or application, do not conclude that no matching product exists.
       - Output real URL values exactly as provided in the shop results. Do not replace them with placeholders, link labels, or product names.
       - Do not infer undocumented technical specifications from shop data.
       - Commercial fields from shop data may only be assigned to a product if the shop item clearly matches the same product identity.
@@ -63,6 +64,7 @@ parameters:
     output_priority:
       rules:
       - '- Use retrieved knowledge first to determine the technically matching product or answer.'
+      - '- For product-selection questions such as which device can measure or monitor a parameter, use relevant live shop results as a fallback when retrieved knowledge does not identify a matching product.'
       - '- If shop results are present, use them afterwards to add current price, availability, and the actual URL.'
       - '- Do not let bundles, accessories, or service items override a better technical match unless the user explicitly asks for them.'
       technical_rules:
@@ -129,8 +131,9 @@ parameters:
       - '- Never mention external manufacturers, external brands, or external products unless they are explicitly present in the provided sources.'
       - '- If the sources do not identify a suitable product, do not invent one.'
       with_shop_rules:
-      - '- Use shop data as highest priority only for current commercial fields: price, availability, URL, and current shop-visible naming.'
+      - '- Use shop data as highest priority for current commercial fields: price, availability, URL, current shop-visible naming, and explicitly shop-visible product suitability for product-selection questions.'
-      - '- Use retrieved knowledge as highest priority for technical matching, thresholds, measurement principles, and technical explanation.'
+      - '- Use retrieved knowledge as highest priority for technical matching, thresholds, measurement principles, and technical explanation when it contains a matching product or fact.'
+      - '- If retrieved knowledge is silent or only contains unrelated products, but live shop results explicitly match the requested parameter/application, use the shop results and do not answer with a negative RAG-only conclusion.'
       - '- When shop results are present and relevant, include current price and the actual URL if available.'
       - '- If the shop data does not provide a positive price for a result, do not output any price for that result.'
       - '- Do not let accessories, bundles, or service items override a technically better product match unless the user explicitly asks for them.'

src/Config/CommerceIntentConfig.php

@@ -61,6 +61,12 @@ final class CommerceIntentConfig
         'empfehl',
     ];
 
+    private const ADVISORY_PRODUCT_SELECTION_PATTERNS = [
+        '/\bmit\s+welche(?:m|n|r|s)?\s+(?:testomat(?:en)?|pockettester|pocket\s+tester|analysegerät|analysegeraet|messgerät|messgeraet|analysator|analyzer)\b.*\b(?:messen|messung|überwach(?:en|ung)?|ueberwach(?:en|ung)?)\b/u',
+        '/\bwelche(?:r|s|n|m)?\s+(?:testomat(?:en)?|pockettester|pocket\s+tester|analysegerät|analysegeraet|messgerät|messgeraet|analysator|analyzer)\b.*\b(?:kann|können|koennen|misst|messen|überwacht|ueberwacht|eignet|geeignet|passt|gut|empfehl)\b.*\b(?:messen|messung|überwach(?:en|ung)?|ueberwach(?:en|ung)?)\b/u',
+        '/\b(?:testomat(?:en)?|pockettester|pocket\s+tester|analysegerät|analysegeraet|messgerät|messgeraet|analysator|analyzer)\b.*\b(?:für|fuer)\b.*\b(?:messung|messen|überwachung|ueberwachung)\b/u',
+    ];
+
     private const PRICE_TERMS = [
         'euro',
         '€',
@@ -166,6 +172,12 @@ final class CommerceIntentConfig
         return $this->stringList('advisory_signals', self::ADVISORY_SIGNALS);
     }
 
+    /** @return string[] */
+    public function getAdvisoryProductSelectionPatterns(): array
+    {
+        return $this->stringList('advisory_product_selection_patterns', self::ADVISORY_PRODUCT_SELECTION_PATTERNS);
+    }
+
     /** @return string[] */
     public function getPriceTerms(): array
     {
@@ -287,6 +299,11 @@ final class CommerceIntentConfig
         return 'advisory:';
     }
 
+    public function getAdvisoryProductSelectionSignalLabel(): string
+    {
+        return 'advisory_product_selection';
+    }
+
     public function getProductSearchMinScore(): int
     {
         return 3;
@@ -332,6 +349,11 @@ final class CommerceIntentConfig
         return 1;
     }
 
+    public function getAdvisoryProductSelectionSignalScore(): int
+    {
+        return 3;
+    }
+
     public function getModelLikeProductPattern(): string
     {
         return '/\b[a-zäöüß][a-zäöüß®\-]*(?:\s+[a-zäöüß][a-zäöüß®\-]*){0,2}\s+\d{2,5}[a-z0-9\-]*\b/u';

src/Config/PromptBuilderConfig.php

@@ -263,8 +263,9 @@ final class PromptBuilderConfig
     {
         return $this->getStringList('shop_results.header_lines', [
             'LIVE SHOP RESULTS (authoritative for current commercial details):',
-            'Use these results as the primary source for current price, availability, URL, and current shop-visible product naming.',
+            'Use these results as the primary source for current price, availability, URL, current shop-visible product naming, and explicitly shop-visible product suitability when the user asks which product/device can measure or monitor something.',
-            'If retrieved documents conflict with shop data on price, availability, URL, or current naming, prefer the shop data.',
+            'If retrieved documents conflict with shop data on price, availability, URL, current naming, or explicitly shop-visible product suitability, prefer the shop data for those fields.',
+            'If retrieved documents do not identify a matching product, but a live shop result explicitly names the requested measurement parameter or application, do not conclude that no matching product exists.',
             'Output real URL values exactly as provided in the shop results. Do not replace them with placeholders, link labels, or product names.',
             'Do not infer undocumented technical specifications from shop data.',
             'Commercial fields from shop data may only be assigned to a product if the shop item clearly matches the same product identity.',
@@ -291,6 +292,7 @@ final class PromptBuilderConfig
     {
         return $this->getStringList('output_priority.rules', [
             '- Use retrieved knowledge first to determine the technically matching product or answer.',
+            '- For product-selection questions such as which device can measure or monitor a parameter, use relevant live shop results as a fallback when retrieved knowledge does not identify a matching product.',
             '- If shop results are present, use them afterwards to add current price, availability, and the actual URL.',
             '- Do not let bundles, accessories, or service items override a better technical match unless the user explicitly asks for them.',
         ]);
@@ -434,8 +436,9 @@ final class PromptBuilderConfig
     public function getFactGroundingWithShopRules(): array
     {
         return $this->getStringList('fact_grounding.with_shop_rules', [
-            '- Use shop data as highest priority only for current commercial fields: price, availability, URL, and current shop-visible naming.',
+            '- Use shop data as highest priority for current commercial fields: price, availability, URL, current shop-visible naming, and explicitly shop-visible product suitability for product-selection questions.',
-            '- Use retrieved knowledge as highest priority for technical matching, thresholds, measurement principles, and technical explanation.',
+            '- Use retrieved knowledge as highest priority for technical matching, thresholds, measurement principles, and technical explanation when it contains a matching product or fact.',
+            '- If retrieved knowledge is silent or only contains unrelated products, but live shop results explicitly match the requested parameter/application, use the shop results and do not answer with a negative RAG-only conclusion.',
             '- When shop results are present and relevant, include current price and the actual URL if available.',
             '- If the shop data does not provide a positive price for a result, do not output any price for that result.',
             '- Do not let accessories, bundles, or service items override a technically better product match unless the user explicitly asks for them.',

src/Intent/CommerceIntentLite.php

@@ -40,10 +40,12 @@ final class CommerceIntentLite
             );
         }
 
+        $hasAdvisoryProductSelectionIntent = $this->hasAdvisoryProductSelectionIntent($prompt);
+
         if (
             $this->isTechnicalFactualKnowledgeQuery($prompt)
             && !$this->hasExplicitCommerceIntent($prompt)
-            && !$this->hasAdvisoryProductSelectionIntent($prompt)
+            && !$hasAdvisoryProductSelectionIntent
         ) {
             return $this->buildDetectionResult(
                 intent: self::NONE,
@@ -62,6 +64,7 @@ final class CommerceIntentLite
         [$score, $signals] = $this->applySizeSignal($prompt, $score, $signals);
         [$score, $signals] = $this->applySizeTokenSignal($prompt, $score, $signals);
         [$score, $signals] = $this->applyColorSignal($prompt, $score, $signals);
+        [$score, $signals] = $this->applyAdvisoryProductSelectionSignal($prompt, $score, $signals);
         [$score, $signals] = $this->applyAdvisorySignals($prompt, $score, $signals);
 
         $signals = array_values(array_unique($signals));
@@ -107,6 +110,10 @@ final class CommerceIntentLite
      */
     private function hasAdvisoryProductSelectionIntent(string $prompt): bool
     {
+        if ($this->matchesAnyPattern($prompt, $this->config->getAdvisoryProductSelectionPatterns())) {
+            return true;
+        }
+
         if (!$this->containsConfiguredAdvisorySignal($prompt)) {
             return false;
         }
@@ -327,6 +334,22 @@ final class CommerceIntentLite
         return [$score, $signals];
     }
 
+    /**
+     * @param string[] $signals
+     * @return array{0:int,1:string[]}
+     */
+    private function applyAdvisoryProductSelectionSignal(string $prompt, int $score, array $signals): array
+    {
+        if (!$this->matchesAnyPattern($prompt, $this->config->getAdvisoryProductSelectionPatterns())) {
+            return [$score, $signals];
+        }
+
+        $score += $this->config->getAdvisoryProductSelectionSignalScore();
+        $signals[] = $this->config->getAdvisoryProductSelectionSignalLabel();
+
+        return [$score, $signals];
+    }
+
     /**
      * @param string[] $signals
      * @return array{0:int,1:string[]}