fix: treat reply-to-bot as implicit mention across channels

src/web/auto-reply/monitor/group-gating.test.ts

@@ -0,0 +1,55 @@
+import { describe, expect, it } from "vitest";
+
+import { applyGroupGating } from "./group-gating.js";
+
+const baseConfig = {
+  channels: {
+    whatsapp: {
+      groupPolicy: "open",
+      groups: { "*": { requireMention: true } },
+    },
+  },
+  session: { store: "/tmp/clawdbot-sessions.json" },
+} as const;
+
+describe("applyGroupGating", () => {
+  it("treats reply-to-bot as implicit mention", () => {
+    const groupHistories = new Map();
+    const result = applyGroupGating({
+      cfg: baseConfig as unknown as ReturnType<typeof import("../../../config/config.js").loadConfig>,
+      msg: {
+        id: "m1",
+        from: "123@g.us",
+        conversationId: "123@g.us",
+        to: "+15550000",
+        accountId: "default",
+        body: "following up",
+        timestamp: Date.now(),
+        chatType: "group",
+        chatId: "123@g.us",
+        selfJid: "15551234567@s.whatsapp.net",
+        selfE164: "+15551234567",
+        replyToId: "m0",
+        replyToBody: "bot said hi",
+        replyToSender: "+15551234567",
+        replyToSenderJid: "15551234567@s.whatsapp.net",
+        replyToSenderE164: "+15551234567",
+        sendComposing: async () => {},
+        reply: async () => {},
+        sendMedia: async () => {},
+      },
+      conversationId: "123@g.us",
+      groupHistoryKey: "group:123@g.us",
+      agentId: "main",
+      sessionKey: "agent:main:whatsapp:group:123@g.us",
+      baseMentionConfig: { mentionRegexes: [] },
+      groupHistories,
+      groupHistoryLimit: 10,
+      groupMemberNames: new Map(),
+      logVerbose: () => {},
+      replyLogger: { debug: () => {} },
+    });
+
+    expect(result.shouldProcess).toBe(true);
+  });
+});

src/web/auto-reply/monitor/group-gating.ts

@@ -2,6 +2,7 @@ import { hasControlCommand } from "../../../auto-reply/command-detection.js";
 import { parseActivationCommand } from "../../../auto-reply/group-activation.js";
 import type { loadConfig } from "../../../config/config.js";
 import { normalizeE164 } from "../../../utils.js";
+import { resolveMentionGating } from "../../../channels/mention-gating.js";
 import type { MentionConfig } from "../mentions.js";
 import { buildMentionConfig, debugMention, resolveOwnerList } from "../mentions.js";
 import type { WebInboundMsg } from "../types.js";
@@ -94,7 +95,6 @@ export function applyGroupGating(params: {
     "group mention debug",
   );
   const wasMentioned = mentionDebug.wasMentioned;
-  params.msg.wasMentioned = wasMentioned;
   const activation = resolveGroupActivationFor({
     cfg: params.cfg,
     agentId: params.agentId,
@@ -102,7 +102,25 @@ export function applyGroupGating(params: {
     conversationId: params.conversationId,
   });
   const requireMention = activation !== "always";
-  if (!shouldBypassMention && requireMention && !wasMentioned) {
+  const selfJid = params.msg.selfJid?.replace(/:\\d+/, "");
+  const replySenderJid = params.msg.replyToSenderJid?.replace(/:\\d+/, "");
+  const selfE164 = params.msg.selfE164 ? normalizeE164(params.msg.selfE164) : null;
+  const replySenderE164 = params.msg.replyToSenderE164
+    ? normalizeE164(params.msg.replyToSenderE164)
+    : null;
+  const implicitMention = Boolean(
+    (selfJid && replySenderJid && selfJid === replySenderJid) ||
+      (selfE164 && replySenderE164 && selfE164 === replySenderE164),
+  );
+  const mentionGate = resolveMentionGating({
+    requireMention,
+    canDetectMention: true,
+    wasMentioned,
+    implicitMention,
+    shouldBypassMention,
+  });
+  params.msg.wasMentioned = mentionGate.effectiveWasMentioned;
+  if (!shouldBypassMention && requireMention && mentionGate.shouldSkip) {
     params.logVerbose(
       `Group message stored for context (no mention detected) in ${params.conversationId}: ${params.msg.body}`,
     );