refactor(channels): share allowlist + resolver helpers

extensions/zalouser/src/monitor.ts

@@ -5,6 +5,7 @@ import {
   isControlCommandMessage,
   shouldComputeCommandAuthorized,
 } from "../../../src/auto-reply/command-detection.js";
+import { mergeAllowlist, summarizeMapping } from "../../../src/channels/allowlists/resolve-utils.js";
 import { finalizeInboundContext } from "../../../src/auto-reply/reply/inbound-context.js";
 import { resolveCommandAuthorizedFromAuthorizers } from "../../../src/channels/command-gating.js";
 import { loadCoreChannelDeps, type CoreChannelDeps } from "./core-bridge.js";
@@ -32,52 +33,6 @@ export type ZalouserMonitorResult = {
 
 const ZALOUSER_TEXT_LIMIT = 2000;
 
-function mergeAllowlist(params: {
-  existing?: Array<string | number>;
-  additions: string[];
-}): string[] {
-  const seen = new Set<string>();
-  const merged: string[] = [];
-  const push = (value: string) => {
-    const normalized = value.trim();
-    if (!normalized) return;
-    const key = normalized.toLowerCase();
-    if (seen.has(key)) return;
-    seen.add(key);
-    merged.push(normalized);
-  };
-  for (const entry of params.existing ?? []) {
-    push(String(entry));
-  }
-  for (const entry of params.additions) {
-    push(entry);
-  }
-  return merged;
-}
-
-function summarizeMapping(
-  label: string,
-  mapping: string[],
-  unresolved: string[],
-  runtime: RuntimeEnv,
-) {
-  const lines: string[] = [];
-  if (mapping.length > 0) {
-    const sample = mapping.slice(0, 6);
-    const suffix = mapping.length > sample.length ? ` (+${mapping.length - sample.length})` : "";
-    lines.push(`${label} resolved: ${sample.join(", ")}${suffix}`);
-  }
-  if (unresolved.length > 0) {
-    const sample = unresolved.slice(0, 6);
-    const suffix =
-      unresolved.length > sample.length ? ` (+${unresolved.length - sample.length})` : "";
-    lines.push(`${label} unresolved: ${sample.join(", ")}${suffix}`);
-  }
-  if (lines.length > 0) {
-    runtime.log?.(lines.join("\n"));
-  }
-}
-
 function normalizeZalouserEntry(entry: string): string {
   return entry.replace(/^(zalouser|zlu):/i, "").trim();
 }