"""
유틸리티 패키지
"""

from src.utils.exceptions import (
    KCSCBaseException,
    APIError,
    ConfigError,
    VectorDBError,
    MCPError,
    DataProcessingError,
    AuthenticationError
)

from src.utils.common import (
    generate_unique_id,
    save_json_data,
    format_error_response,
    sanitize_string,
    merge_metadata,
    normalize_doc_type
)

from src.utils.http_client import HTTPClient
from src.utils.vector_db_utils import (
    get_latest_data_files,
    load_json_data,
    determine_optimal_chunk_size,
    split_text_into_chunks,
    check_index_status,
    structured_chunking
)

__all__ = [
    # 예외 클래스
    'KCSCBaseException',
    'APIError',
    'ConfigError',
    'VectorDBError',
    'MCPError',
    'DataProcessingError',
    'AuthenticationError',
    
    # 공통 유틸리티
    'generate_unique_id',
    'save_json_data',
    'format_error_response',
    'sanitize_string',
    'merge_metadata',
    'normalize_doc_type',
    
    # HTTP 클라이언트
    'HTTPClient',
    
    # 벡터 DB 유틸리티
    'get_latest_data_files',
    'load_json_data',
    'determine_optimal_chunk_size',
    'split_text_into_chunks',
    'check_index_status',
    'structured_chunking',
]