Step 5 + Review

src/infra/outbound/message-action-runner.ts

@@ -28,7 +28,7 @@ import {
   shouldApplyCrossContextMarker,
 } from "./outbound-policy.js";
 import { executePollAction, executeSendAction } from "./outbound-send-service.js";
-import { actionRequiresTarget } from "./message-action-spec.js";
+import { actionHasTarget, actionRequiresTarget } from "./message-action-spec.js";
 import { resolveChannelTarget } from "./target-resolver.js";
 
 export type MessageActionRunnerGateway = {
@@ -536,10 +536,7 @@ export async function runMessageAction(
 
   applyTargetToParams({ action, args: params });
   if (actionRequiresTarget(action)) {
-    const hasTarget =
-      (typeof params.to === "string" && params.to.trim()) ||
-      (typeof params.channelId === "string" && params.channelId.trim());
-    if (!hasTarget) {
+    if (!actionHasTarget(action, params)) {
       throw new Error(`Action ${action} requires a target.`);
     }
   }

src/infra/outbound/message-action-spec.ts

@@ -11,6 +11,14 @@ export const MESSAGE_ACTION_TARGET_MODE: Record<ChannelMessageActionName, Messag
     reactions: "to",
     read: "to",
     edit: "to",
+    unsend: "to",
+    reply: "to",
+    sendWithEffect: "to",
+    renameGroup: "to",
+    addParticipant: "to",
+    removeParticipant: "to",
+    leaveGroup: "to",
+    sendAttachment: "to",
     delete: "to",
     pin: "to",
     unpin: "to",
@@ -45,6 +53,32 @@ export const MESSAGE_ACTION_TARGET_MODE: Record<ChannelMessageActionName, Messag
     ban: "none",
   };
 
+const ACTION_TARGET_ALIASES: Partial<Record<ChannelMessageActionName, string[]>> = {
+  unsend: ["messageId"],
+  renameGroup: ["chatGuid", "chatIdentifier", "chatId"],
+  addParticipant: ["chatGuid", "chatIdentifier", "chatId"],
+  removeParticipant: ["chatGuid", "chatIdentifier", "chatId"],
+  leaveGroup: ["chatGuid", "chatIdentifier", "chatId"],
+};
+
 export function actionRequiresTarget(action: ChannelMessageActionName): boolean {
   return MESSAGE_ACTION_TARGET_MODE[action] !== "none";
 }
+
+export function actionHasTarget(
+  action: ChannelMessageActionName,
+  params: Record<string, unknown>,
+): boolean {
+  const to = typeof params.to === "string" ? params.to.trim() : "";
+  if (to) return true;
+  const channelId = typeof params.channelId === "string" ? params.channelId.trim() : "";
+  if (channelId) return true;
+  const aliases = ACTION_TARGET_ALIASES[action];
+  if (!aliases) return false;
+  return aliases.some((alias) => {
+    const value = params[alias];
+    if (typeof value === "string") return value.trim().length > 0;
+    if (typeof value === "number") return Number.isFinite(value);
+    return false;
+  });
+}

src/infra/outbound/outbound-policy.ts

@@ -17,6 +17,9 @@ export type CrossContextDecoration = {
 const CONTEXT_GUARDED_ACTIONS = new Set<ChannelMessageActionName>([
   "send",
   "poll",
+  "reply",
+  "sendWithEffect",
+  "sendAttachment",
   "thread-create",
   "thread-reply",
   "sticker",
@@ -25,6 +28,9 @@ const CONTEXT_GUARDED_ACTIONS = new Set<ChannelMessageActionName>([
 const CONTEXT_MARKER_ACTIONS = new Set<ChannelMessageActionName>([
   "send",
   "poll",
+  "reply",
+  "sendWithEffect",
+  "sendAttachment",
   "thread-reply",
   "sticker",
 ]);