feat: add beta googlechat channel

extensions/googlechat/src/accounts.ts

@@ -0,0 +1,133 @@
+import type { ClawdbotConfig } from "clawdbot/plugin-sdk";
+import { DEFAULT_ACCOUNT_ID, normalizeAccountId } from "clawdbot/plugin-sdk";
+
+import type { GoogleChatAccountConfig, GoogleChatConfig } from "./types.config.js";
+
+export type GoogleChatCredentialSource = "file" | "inline" | "env" | "none";
+
+export type ResolvedGoogleChatAccount = {
+  accountId: string;
+  name?: string;
+  enabled: boolean;
+  config: GoogleChatAccountConfig;
+  credentialSource: GoogleChatCredentialSource;
+  credentials?: Record<string, unknown>;
+  credentialsFile?: string;
+};
+
+const ENV_SERVICE_ACCOUNT = "GOOGLE_CHAT_SERVICE_ACCOUNT";
+const ENV_SERVICE_ACCOUNT_FILE = "GOOGLE_CHAT_SERVICE_ACCOUNT_FILE";
+
+function listConfiguredAccountIds(cfg: ClawdbotConfig): string[] {
+  const accounts = (cfg.channels?.["googlechat"] as GoogleChatConfig | undefined)?.accounts;
+  if (!accounts || typeof accounts !== "object") return [];
+  return Object.keys(accounts).filter(Boolean);
+}
+
+export function listGoogleChatAccountIds(cfg: ClawdbotConfig): string[] {
+  const ids = listConfiguredAccountIds(cfg);
+  if (ids.length === 0) return [DEFAULT_ACCOUNT_ID];
+  return ids.sort((a, b) => a.localeCompare(b));
+}
+
+export function resolveDefaultGoogleChatAccountId(cfg: ClawdbotConfig): string {
+  const channel = cfg.channels?.["googlechat"] as GoogleChatConfig | undefined;
+  if (channel?.defaultAccount?.trim()) return channel.defaultAccount.trim();
+  const ids = listGoogleChatAccountIds(cfg);
+  if (ids.includes(DEFAULT_ACCOUNT_ID)) return DEFAULT_ACCOUNT_ID;
+  return ids[0] ?? DEFAULT_ACCOUNT_ID;
+}
+
+function resolveAccountConfig(
+  cfg: ClawdbotConfig,
+  accountId: string,
+): GoogleChatAccountConfig | undefined {
+  const accounts = (cfg.channels?.["googlechat"] as GoogleChatConfig | undefined)?.accounts;
+  if (!accounts || typeof accounts !== "object") return undefined;
+  return accounts[accountId] as GoogleChatAccountConfig | undefined;
+}
+
+function mergeGoogleChatAccountConfig(
+  cfg: ClawdbotConfig,
+  accountId: string,
+): GoogleChatAccountConfig {
+  const raw = (cfg.channels?.["googlechat"] ?? {}) as GoogleChatConfig;
+  const { accounts: _ignored, defaultAccount: _ignored2, ...base } = raw;
+  const account = resolveAccountConfig(cfg, accountId) ?? {};
+  return { ...base, ...account } as GoogleChatAccountConfig;
+}
+
+function parseServiceAccount(value: unknown): Record<string, unknown> | null {
+  if (value && typeof value === "object") return value as Record<string, unknown>;
+  if (typeof value !== "string") return null;
+  const trimmed = value.trim();
+  if (!trimmed) return null;
+  try {
+    return JSON.parse(trimmed) as Record<string, unknown>;
+  } catch {
+    return null;
+  }
+}
+
+function resolveCredentialsFromConfig(params: {
+  accountId: string;
+  account: GoogleChatAccountConfig;
+}): {
+  credentials?: Record<string, unknown>;
+  credentialsFile?: string;
+  source: GoogleChatCredentialSource;
+} {
+  const { account, accountId } = params;
+  const inline = parseServiceAccount(account.serviceAccount);
+  if (inline) {
+    return { credentials: inline, source: "inline" };
+  }
+
+  const file = account.serviceAccountFile?.trim();
+  if (file) {
+    return { credentialsFile: file, source: "file" };
+  }
+
+  if (accountId === DEFAULT_ACCOUNT_ID) {
+    const envJson = process.env[ENV_SERVICE_ACCOUNT];
+    const envInline = parseServiceAccount(envJson);
+    if (envInline) {
+      return { credentials: envInline, source: "env" };
+    }
+    const envFile = process.env[ENV_SERVICE_ACCOUNT_FILE]?.trim();
+    if (envFile) {
+      return { credentialsFile: envFile, source: "env" };
+    }
+  }
+
+  return { source: "none" };
+}
+
+export function resolveGoogleChatAccount(params: {
+  cfg: ClawdbotConfig;
+  accountId?: string | null;
+}): ResolvedGoogleChatAccount {
+  const accountId = normalizeAccountId(params.accountId);
+  const baseEnabled =
+    (params.cfg.channels?.["googlechat"] as GoogleChatConfig | undefined)?.enabled !== false;
+  const merged = mergeGoogleChatAccountConfig(params.cfg, accountId);
+  const accountEnabled = merged.enabled !== false;
+  const enabled = baseEnabled && accountEnabled;
+  const credentials = resolveCredentialsFromConfig({ accountId, account: merged });
+
+  return {
+    accountId,
+    name: merged.name?.trim() || undefined,
+    enabled,
+    config: merged,
+    credentialSource: credentials.source,
+    credentials: credentials.credentials,
+    credentialsFile: credentials.credentialsFile,
+  };
+}
+
+export function listEnabledGoogleChatAccounts(cfg: ClawdbotConfig): ResolvedGoogleChatAccount[] {
+  return listGoogleChatAccountIds(cfg)
+    .map((accountId) => resolveGoogleChatAccount({ cfg, accountId }))
+    .filter((account) => account.enabled);
+}