refactor(tlon): share outbound target resolution

extensions/tlon/src/channel.runtime.ts

@@ -7,7 +7,12 @@ import type {
 } from "openclaw/plugin-sdk/tlon";
 import { monitorTlonProvider } from "./monitor/index.js";
 import { tlonSetupWizard } from "./setup-surface.js";
-import { formatTargetHint, normalizeShip, parseTlonTarget } from "./targets.js";
+import {
+  formatTargetHint,
+  normalizeShip,
+  parseTlonTarget,
+  resolveTlonOutboundTarget,
+} from "./targets.js";
 import { resolveTlonAccount } from "./types.js";
 import { authenticate } from "./urbit/auth.js";
 import { ssrfPolicyFromAllowPrivateNetwork } from "./urbit/context.js";
@@ -131,19 +136,7 @@ async function withHttpPokeAccountApi<T>(
 export const tlonRuntimeOutbound: ChannelOutboundAdapter = {
   deliveryMode: "direct",
   textChunkLimit: 10000,
-  resolveTarget: ({ to }) => {
-    const parsed = parseTlonTarget(to ?? "");
-    if (!parsed) {
-      return {
-        ok: false,
-        error: new Error(`Invalid Tlon target. Use ${formatTargetHint()}`),
-      };
-    }
-    if (parsed.kind === "dm") {
-      return { ok: true, to: parsed.ship };
-    }
-    return { ok: true, to: parsed.nest };
-  },
+  resolveTarget: ({ to }) => resolveTlonOutboundTarget(to),
   sendText: async ({ cfg, to, text, accountId, replyToId, threadId }) => {
     const { account, parsed } = resolveOutboundContext({ cfg, accountId, to });
     return withHttpPokeAccountApi(account, async (api) => {

extensions/tlon/src/channel.ts

@@ -6,7 +6,12 @@ import {
   resolveTlonSetupConfigured,
   tlonSetupAdapter,
 } from "./setup-core.js";
-import { formatTargetHint, normalizeShip, parseTlonTarget } from "./targets.js";
+import {
+  formatTargetHint,
+  normalizeShip,
+  parseTlonTarget,
+  resolveTlonOutboundTarget,
+} from "./targets.js";
 import { resolveTlonAccount, listTlonAccountIds } from "./types.js";
 import { validateUrbitBaseUrl } from "./urbit/base-url.js";
 
@@ -151,19 +156,7 @@ export const tlonPlugin: ChannelPlugin = {
   outbound: {
     deliveryMode: "direct",
     textChunkLimit: 10000,
-    resolveTarget: ({ to }) => {
-      const parsed = parseTlonTarget(to ?? "");
-      if (!parsed) {
-        return {
-          ok: false,
-          error: new Error(`Invalid Tlon target. Use ${formatTargetHint()}`),
-        };
-      }
-      if (parsed.kind === "dm") {
-        return { ok: true, to: parsed.ship };
-      }
-      return { ok: true, to: parsed.nest };
-    },
+    resolveTarget: ({ to }) => resolveTlonOutboundTarget(to),
     sendText: async (params) =>
       await (
         await loadTlonChannelRuntime()

extensions/tlon/src/targets.test.ts

@@ -0,0 +1,27 @@
+import { describe, expect, it } from "vitest";
+import { resolveTlonOutboundTarget } from "./targets.js";
+
+describe("resolveTlonOutboundTarget", () => {
+  it("resolves dm targets to normalized ships", () => {
+    expect(resolveTlonOutboundTarget("dm/sampel-palnet")).toEqual({
+      ok: true,
+      to: "~sampel-palnet",
+    });
+  });
+
+  it("resolves group targets to canonical chat nests", () => {
+    expect(resolveTlonOutboundTarget("group:host-ship/general")).toEqual({
+      ok: true,
+      to: "chat/~host-ship/general",
+    });
+  });
+
+  it("returns a helpful error for invalid targets", () => {
+    const resolved = resolveTlonOutboundTarget("group:bad-target");
+    expect(resolved.ok).toBe(false);
+    if (resolved.ok) {
+      throw new Error("expected invalid target");
+    }
+    expect(resolved.error.message).toMatch(/invalid tlon target/i);
+  });
+});

extensions/tlon/src/targets.ts

@@ -84,6 +84,20 @@ export function parseTlonTarget(raw?: string | null): TlonTarget | null {
   return null;
 }
 
+export function resolveTlonOutboundTarget(to?: string | null) {
+  const parsed = parseTlonTarget(to ?? "");
+  if (!parsed) {
+    return {
+      ok: false as const,
+      error: new Error(`Invalid Tlon target. Use ${formatTargetHint()}`),
+    };
+  }
+  if (parsed.kind === "dm") {
+    return { ok: true as const, to: parsed.ship };
+  }
+  return { ok: true as const, to: parsed.nest };
+}
+
 export function formatTargetHint(): string {
   return "dm/~sampel-palnet | ~sampel-palnet | chat/~host-ship/channel | group:~host-ship/channel";
 }