Function readAiConfig

src/workspaces/adapters/codex.ts:181–218

(cwd: string)

  },

  async readAiConfig(cwd: string): Promise<WorkspaceAiCred | null> {
    const tomlRaw = await readWorkspaceFile(cwd, CODEX_CONFIG_PATH);
    const envRaw = await readWorkspaceFile(cwd, CODEX_ENV_PATH);
    if (tomlRaw === null && envRaw === null) return null;

    let baseUrl: string | null = null;
    let wireApi: 'chat' | 'responses' | null = null;
    let model: string | null = null;
    if (tomlRaw) {
      // Shape-specific extraction: we always write the provider section as
      // `[model_providers.workspace]` with `base_url`, `wire_api`, plus
      // top-level `model`. Regex is brittle in general but our shape is
      // controlled (writer above produces deterministic output).
      const providerBlock = tomlRaw.match(/\[model_providers\.workspace\][^\[]*/);
      if (providerBlock) {
        const block = providerBlock[0];
        const base = block.match(/base_url\s*=\s*"([^"]*)"/);
        if (base) baseUrl = base[1] ?? null;
        const wire = block.match(/wire_api\s*=\s*"(chat|responses)"/);
        if (wire) wireApi = wire[1] as 'chat' | 'responses';
      }
      const modelMatch = tomlRaw.match(/^model\s*=\s*"([^"]*)"\s*$/m);
      if (modelMatch) model = modelMatch[1] ?? null;
    }

    let apiKey: string | null = null;
    if (envRaw) {
      try {
        const env = JSON.parse(envRaw) as Record<string, unknown>;
        const k = env[CODEX_KEY_ENV_NAME];
        if (typeof k === 'string') apiKey = k;
      } catch { /* ignore parse error, leave apiKey null */ }
    }

    if (baseUrl === null && apiKey === null && model === null && wireApi === null) return null;
    // Codex is Responses-only, so the unified wireShape is always openai-responses.
    return { baseUrl, apiKey, model, wireApi, wireShape: 'openai-responses' };
  },

  /**
   * Set `CODEX_HOME` only when workspace has its own `.codex/` directory