refactor(outbound): centralize telegram account defaults

src/telegram/accounts.test.ts

@@ -0,0 +1,69 @@
+import { describe, expect, it } from "vitest";
+
+import type { ClawdbotConfig } from "../config/config.js";
+import { resolveTelegramAccount } from "./accounts.js";
+
+describe("resolveTelegramAccount", () => {
+  it("falls back to the first configured account when accountId is omitted", () => {
+    const prevTelegramToken = process.env.TELEGRAM_BOT_TOKEN;
+    process.env.TELEGRAM_BOT_TOKEN = "";
+    try {
+      const cfg: ClawdbotConfig = {
+        telegram: { accounts: { work: { botToken: "tok-work" } } },
+      };
+
+      const account = resolveTelegramAccount({ cfg });
+      expect(account.accountId).toBe("work");
+      expect(account.token).toBe("tok-work");
+      expect(account.tokenSource).toBe("config");
+    } finally {
+      if (prevTelegramToken === undefined) {
+        delete process.env.TELEGRAM_BOT_TOKEN;
+      } else {
+        process.env.TELEGRAM_BOT_TOKEN = prevTelegramToken;
+      }
+    }
+  });
+
+  it("prefers TELEGRAM_BOT_TOKEN when accountId is omitted", () => {
+    const prevTelegramToken = process.env.TELEGRAM_BOT_TOKEN;
+    process.env.TELEGRAM_BOT_TOKEN = "tok-env";
+    try {
+      const cfg: ClawdbotConfig = {
+        telegram: { accounts: { work: { botToken: "tok-work" } } },
+      };
+
+      const account = resolveTelegramAccount({ cfg });
+      expect(account.accountId).toBe("default");
+      expect(account.token).toBe("tok-env");
+      expect(account.tokenSource).toBe("env");
+    } finally {
+      if (prevTelegramToken === undefined) {
+        delete process.env.TELEGRAM_BOT_TOKEN;
+      } else {
+        process.env.TELEGRAM_BOT_TOKEN = prevTelegramToken;
+      }
+    }
+  });
+
+  it("does not fall back when accountId is explicitly provided", () => {
+    const prevTelegramToken = process.env.TELEGRAM_BOT_TOKEN;
+    process.env.TELEGRAM_BOT_TOKEN = "";
+    try {
+      const cfg: ClawdbotConfig = {
+        telegram: { accounts: { work: { botToken: "tok-work" } } },
+      };
+
+      const account = resolveTelegramAccount({ cfg, accountId: "default" });
+      expect(account.accountId).toBe("default");
+      expect(account.tokenSource).toBe("none");
+      expect(account.token).toBe("");
+    } finally {
+      if (prevTelegramToken === undefined) {
+        delete process.env.TELEGRAM_BOT_TOKEN;
+      } else {
+        process.env.TELEGRAM_BOT_TOKEN = prevTelegramToken;
+      }
+    }
+  });
+});