refactor(src): split oversized modules

src/agents/pi-embedded-helpers/messaging-dedupe.ts

@@ -0,0 +1,47 @@
+const MIN_DUPLICATE_TEXT_LENGTH = 10;
+
+/**
+ * Normalize text for duplicate comparison.
+ * - Trims whitespace
+ * - Lowercases
+ * - Strips emoji (Emoji_Presentation and Extended_Pictographic)
+ * - Collapses multiple spaces to single space
+ */
+export function normalizeTextForComparison(text: string): string {
+  return text
+    .trim()
+    .toLowerCase()
+    .replace(/\p{Emoji_Presentation}|\p{Extended_Pictographic}/gu, "")
+    .replace(/\s+/g, " ")
+    .trim();
+}
+
+export function isMessagingToolDuplicateNormalized(
+  normalized: string,
+  normalizedSentTexts: string[],
+): boolean {
+  if (normalizedSentTexts.length === 0) return false;
+  if (!normalized || normalized.length < MIN_DUPLICATE_TEXT_LENGTH)
+    return false;
+  return normalizedSentTexts.some((normalizedSent) => {
+    if (!normalizedSent || normalizedSent.length < MIN_DUPLICATE_TEXT_LENGTH)
+      return false;
+    return (
+      normalized.includes(normalizedSent) || normalizedSent.includes(normalized)
+    );
+  });
+}
+
+export function isMessagingToolDuplicate(
+  text: string,
+  sentTexts: string[],
+): boolean {
+  if (sentTexts.length === 0) return false;
+  const normalized = normalizeTextForComparison(text);
+  if (!normalized || normalized.length < MIN_DUPLICATE_TEXT_LENGTH)
+    return false;
+  return isMessagingToolDuplicateNormalized(
+    normalized,
+    sentTexts.map(normalizeTextForComparison),
+  );
+}