""" API Handler 通用错误常量 """ # API Client 相关错误 ERROR_API_CLIENT_NOT_INITIALIZED = "api_client not initialized" ERROR_API_CLIENT_NOT_INJECTED = "api_client not injected" # Collection 相关错误 ERROR_COLLECTION_NOT_SET = "collection not set" # 数据验证错误 ERROR_NODE_DATA_NONE = "Node data is None or validation failed" ERROR_VALIDATION_FAILED = "Validation failed" # 业务数据错误 ERROR_PROJECT_ID_NOT_FOUND = "project_id not found" ERROR_CONTRACT_ID_NOT_FOUND = "contract_id not found" ERROR_ID_NOT_FOUND = "id not found" # 操作不支持错误 ERROR_OPERATION_NOT_SUPPORTED = "Operation not supported" ERROR_CREATE_NOT_SUPPORTED = "Create operation not supported" ERROR_UPDATE_NOT_SUPPORTED = "Update operation not supported" ERROR_DELETE_NOT_SUPPORTED = "Delete operation not supported"