Initial commit

lib/jav/nameUtils.ts

@@ -0,0 +1,38 @@
+/**
+ * Reverse the word order of a name. "Aiba Reika" → "Reika Aiba".
+ * For single-token names returns null (no useful reverse).
+ */
+export function reverseName(name: string): string | null {
+  const tokens = name.trim().split(/\s+/).filter(Boolean);
+  if (tokens.length < 2) return null;
+  return tokens.slice().reverse().join(" ");
+}
+
+/**
+ * Build the displayed alt-name list for an actress: always lead with the
+ * word-order-reversed name (auto-generated, user can't remove), then any
+ * user-typed alt names from the comma-separated `altNames` field, deduped
+ * and excluding the actress's own canonical name.
+ */
+export function buildAltNameChips(name: string, altNamesField: string | null): Array<{ value: string; auto: boolean }> {
+  const out: Array<{ value: string; auto: boolean }> = [];
+  const seen = new Set<string>([name.trim().toLowerCase()]);
+
+  const reversed = reverseName(name);
+  if (reversed && !seen.has(reversed.toLowerCase())) {
+    out.push({ value: reversed, auto: true });
+    seen.add(reversed.toLowerCase());
+  }
+
+  if (altNamesField) {
+    for (const raw of altNamesField.split(/[,、，]/)) {
+      const v = raw.trim();
+      if (!v) continue;
+      const k = v.toLowerCase();
+      if (seen.has(k)) continue;
+      seen.add(k);
+      out.push({ value: v, auto: false });
+    }
+  }
+  return out;
+}