refactor: add inbound context helpers

src/channels/conversation-label.test.ts

@@ -0,0 +1,32 @@
+import { describe, expect, it } from "vitest";
+
+import type { MsgContext } from "../auto-reply/templating.js";
+import { resolveConversationLabel } from "./conversation-label.js";
+
+describe("resolveConversationLabel", () => {
+  it("prefers ConversationLabel when present", () => {
+    const ctx: MsgContext = { ConversationLabel: "Pinned Label", ChatType: "group" };
+    expect(resolveConversationLabel(ctx)).toBe("Pinned Label");
+  });
+
+  it("uses SenderName for direct chats when available", () => {
+    const ctx: MsgContext = { ChatType: "direct", SenderName: "Ada", From: "telegram:99" };
+    expect(resolveConversationLabel(ctx)).toBe("Ada");
+  });
+
+  it("derives Telegram-like group labels with numeric id suffix", () => {
+    const ctx: MsgContext = { ChatType: "group", GroupSubject: "Ops", From: "telegram:group:42" };
+    expect(resolveConversationLabel(ctx)).toBe("Ops id:42");
+  });
+
+  it("does not append ids for #rooms/channels", () => {
+    const ctx: MsgContext = { ChatType: "channel", GroupSubject: "#general", From: "slack:channel:C123" };
+    expect(resolveConversationLabel(ctx)).toBe("#general");
+  });
+
+  it("appends ids for WhatsApp-like group ids when a subject exists", () => {
+    const ctx: MsgContext = { ChatType: "group", GroupSubject: "Family", From: "whatsapp:group:123@g.us" };
+    expect(resolveConversationLabel(ctx)).toBe("Family id:123@g.us");
+  });
+});
+