feat(telegram): add edit message action (#2394) (thanks @marcelomar21)

src/telegram/send.edit-message.test.ts

@@ -0,0 +1,91 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+const { botApi, botCtorSpy } = vi.hoisted(() => ({
+  botApi: {
+    editMessageText: vi.fn(),
+  },
+  botCtorSpy: vi.fn(),
+}));
+
+vi.mock("grammy", () => ({
+  Bot: class {
+    api = botApi;
+    constructor(public token: string) {
+      botCtorSpy(token);
+    }
+  },
+  InputFile: class {},
+}));
+
+import { editMessageTelegram } from "./send.js";
+
+describe("editMessageTelegram", () => {
+  beforeEach(() => {
+    botApi.editMessageText.mockReset();
+    botCtorSpy.mockReset();
+  });
+
+  it("keeps existing buttons when buttons is undefined (no reply_markup)", async () => {
+    botApi.editMessageText.mockResolvedValue({ message_id: 1, chat: { id: "123" } });
+
+    await editMessageTelegram("123", 1, "hi", {
+      token: "tok",
+      cfg: {},
+    });
+
+    expect(botCtorSpy).toHaveBeenCalledWith("tok");
+    expect(botApi.editMessageText).toHaveBeenCalledTimes(1);
+    const call = botApi.editMessageText.mock.calls[0] ?? [];
+    const params = call[3] as Record<string, unknown>;
+    expect(params).toEqual(expect.objectContaining({ parse_mode: "HTML" }));
+    expect(params).not.toHaveProperty("reply_markup");
+  });
+
+  it("removes buttons when buttons is empty (reply_markup.inline_keyboard = [])", async () => {
+    botApi.editMessageText.mockResolvedValue({ message_id: 1, chat: { id: "123" } });
+
+    await editMessageTelegram("123", 1, "hi", {
+      token: "tok",
+      cfg: {},
+      buttons: [],
+    });
+
+    expect(botApi.editMessageText).toHaveBeenCalledTimes(1);
+    const params = (botApi.editMessageText.mock.calls[0] ?? [])[3] as Record<string, unknown>;
+    expect(params).toEqual(
+      expect.objectContaining({
+        parse_mode: "HTML",
+        reply_markup: { inline_keyboard: [] },
+      }),
+    );
+  });
+
+  it("falls back to plain text when Telegram HTML parse fails (and preserves reply_markup)", async () => {
+    botApi.editMessageText
+      .mockRejectedValueOnce(new Error("400: Bad Request: can't parse entities"))
+      .mockResolvedValueOnce({ message_id: 1, chat: { id: "123" } });
+
+    await editMessageTelegram("123", 1, "<bad> html", {
+      token: "tok",
+      cfg: {},
+      buttons: [],
+    });
+
+    expect(botApi.editMessageText).toHaveBeenCalledTimes(2);
+
+    const firstParams = (botApi.editMessageText.mock.calls[0] ?? [])[3] as Record<string, unknown>;
+    expect(firstParams).toEqual(
+      expect.objectContaining({
+        parse_mode: "HTML",
+        reply_markup: { inline_keyboard: [] },
+      }),
+    );
+
+    const secondParams = (botApi.editMessageText.mock.calls[1] ?? [])[3] as Record<string, unknown>;
+    expect(secondParams).toEqual(
+      expect.objectContaining({
+        reply_markup: { inline_keyboard: [] },
+      }),
+    );
+  });
+});