Lark List Tasks

1import os2import sys3import json4import traceback56try:7    import requests8except ImportError:9    import subprocess10    subprocess.check_call([sys.executable, "-m", "pip", "install", "requests"])11    import requests1213LARK_BASE_URL = "https://open.larksuite.com/open-apis"141516def get_lark_token():17    # Prefer user token (OAuth — sees user's resources)18    user_token = os.getenv("LARK_USER_TOKEN")19    if user_token:20        return user_token2122    # Fallback to tenant token (app-level — limited visibility)23    app_id = os.getenv("LARK_APP_ID")24    app_secret = os.getenv("LARK_APP_SECRET")25    if not app_id or not app_secret:26        raise ValueError(27            "Lark is not connected. Add LARK_APP_ID and LARK_APP_SECRET as workspace secrets, "28            "then connect via workspace settings to authorize user access."29        )30    resp = requests.post(31        f"{LARK_BASE_URL}/auth/v3/tenant_access_token/internal",32        json={"app_id": app_id, "app_secret": app_secret},33    )34    resp.raise_for_status()35    data = resp.json()36    if data.get("code") != 0:37        raise ValueError(f"Lark auth failed: {data.get('msg')}")38    return data["tenant_access_token"]394041def lark_request(method, path, **kwargs):42    token = get_lark_token()43    headers = {44        "Authorization": f"Bearer {token}",45        "Content-Type": "application/json; charset=utf-8",46    }47    resp = requests.request(48        method, f"{LARK_BASE_URL}{path}", headers=headers, **kwargs49    )50    resp.raise_for_status()51    data = resp.json()52    if data.get("code") != 0:53        raise ValueError(f"Lark API error ({data['code']}): {data.get('msg')}")54    return data555657def main():58    try:59        inputs = json.loads(sys.stdin.read()).get("inputs", {})6061        tasklist_guid = inputs.get("tasklistGuid")62        if not tasklist_guid:63            raise ValueError("tasklistGuid is required")6465        completed_filter = inputs.get("completed", "all")66        page_size = inputs.get("pageSize", 50)67        page_token = inputs.get("pageToken")6869        params = {"page_size": page_size}70        if completed_filter == "complete":71            params["completed"] = "true"72        elif completed_filter == "incomplete":73            params["completed"] = "false"74        # "all" → omit the param entirely75        if page_token:76            params["page_token"] = page_token7778        result = lark_request(79            "GET", f"/task/v2/tasklists/{tasklist_guid}/tasks", params=params80        )8182        items = result.get("data", {}).get("items", [])83        has_more = result.get("data", {}).get("has_more", False)84        next_token = result.get("data", {}).get("page_token", "")8586        output = {87            "tasks": items,88            "total": len(items),89            "hasMore": has_more,90            "pageToken": next_token,91        }92        print(json.dumps(output, indent=2, ensure_ascii=False))9394    except Exception as e:95        error_output = {96            "error": str(e),97            "errorType": type(e).__name__,98            "traceback": traceback.format_exc(),99        }100        print(json.dumps(error_output), file=sys.stderr)101        sys.exit(1)102103104if __name__ == "__main__":105    main()