From 20b18de60a6bfc712d2937c384d26ef827379be4 Mon Sep 17 00:00:00 2001
From: Mikhail <misha_mst@mail.ru>
Date: Tue, 25 Aug 2026 10:46:33 +0300
Subject: [PATCH] Clarify missing price evidence

---
 cmd/core-runtime/main.go      | 17 ++++++++++++++---
 cmd/core-runtime/main_test.go |  9 +++++++++
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/cmd/core-runtime/main.go b/cmd/core-runtime/main.go
index 3419160..9774aed 100644
--- a/cmd/core-runtime/main.go
+++ b/cmd/core-runtime/main.go
@@ -30,6 +30,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"regexp"
 	"sort"
 	"strconv"
 	"strings"
@@ -747,7 +748,7 @@ func main() {
 						PropositionKey: fmt.Sprintf("question:%s:%d", utterance.ID, index), Query: part,
 					})
 					cancelResearch()
-					reply, backed := renderResearchReply(result, researchErr)
+					reply, backed := renderResearchReply(part, result, researchErr)
 					if backed {
 						researchBacked = true
 					}
@@ -1625,7 +1626,7 @@ func hasCapabilityHint(hints []string, wanted string) bool {
 	return false
 }
 
-func renderResearchReply(result epistemics.ResearchResult, researchErr error) (string, bool) {
+func renderResearchReply(query string, result epistemics.ResearchResult, researchErr error) (string, bool) {
 	if researchErr != nil {
 		return "Сейчас не удалось получить данные из подключённого источника. Попробую снова через доступный маршрут.", false
 	}
@@ -1650,7 +1651,17 @@ func renderResearchReply(result epistemics.ResearchResult, researchErr error) (s
 	if len(lines) == 0 {
 		return "Проверяемых данных пока не найдено. Могу повторить поиск или уточнить, что именно проверить.", false
 	}
-	return strings.Join(lines, "\n"), true
+	reply := strings.Join(lines, "\n")
+	lowerQuery := strings.ToLower(query)
+	if (strings.Contains(lowerQuery, "цен") || strings.Contains(lowerQuery, "стоим")) && !containsPriceEvidence(reply) {
+		reply = "Актуальная цена в найденных фрагментах не указана, поэтому не буду придумывать сумму. Вот страницы, где её можно проверить:\n" + reply
+	}
+	return reply, true
+}
+
+func containsPriceEvidence(value string) bool {
+	pricePattern := regexp.MustCompile(`(?i)(\d[\d\s.,]{2,})(?:\s*(?:₽|руб\.?|р\.?|usd|\$|€))`)
+	return pricePattern.MatchString(value)
 }
 
 func reviewPreservesResearchEvidence(reviewed, draft string) bool {
diff --git a/cmd/core-runtime/main_test.go b/cmd/core-runtime/main_test.go
index 9f37a35..ce57e5b 100644
--- a/cmd/core-runtime/main_test.go
+++ b/cmd/core-runtime/main_test.go
@@ -48,6 +48,15 @@ func TestHumanMemoryInventoryUsesNewestPreference(t *testing.T) {
 	}
 }
 
+func TestContainsPriceEvidenceDistinguishesLinksFromPrices(t *testing.T) {
+	if containsPriceEvidence("RTX 4090 — market.yandex.ru") {
+		t.Fatal("a product link is not price evidence")
+	}
+	if !containsPriceEvidence("Цена: 189 990 ₽") {
+		t.Fatal("expected a currency amount to count as price evidence")
+	}
+}
+
 func TestCognitiveChannelQuestionUsesHumanSafeHealthReply(t *testing.T) {
 	reply := humanCognitiveChannelReply(interaction.InformationRequestCognitiveChannelStatus, interaction.SpeechActQuestion, capability.Health{State: capability.HealthAvailable, CapabilityID: "provider-secret-model"}, nil)
 	if !strings.Contains(reply, "доступен") || strings.Contains(reply, "provider-secret-model") {
-- 
2.54.0