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"""Microsoft SQLServer hook module"""

import pymssql
from airflow.hooks.dbapi import DbApiHook


class MsSqlHook(DbApiHook):
    """Interact with Microsoft SQL Server."""

    conn_name_attr = "mssql_conn_id"
    default_conn_name = "mssql_default"
    conn_type = "mssql"
    hook_name = "Microsoft SQL Server"
    supports_autocommit = True

    def __init__(self, *args, **kwargs) -> None:
        super().__init__(*args, **kwargs)
        self.schema = kwargs.pop("schema", None)

    def get_conn(
        self,
    ) -> pymssql.connect:  # pylint: disable=protected-access  # pylint: disable=c-extension-no-member
        """Returns a mssql connection object"""
        conn = self.get_connection(
            self.mssql_conn_id  # type: ignore[attr-defined]  # pylint: disable=no-member
        )
        # pylint: disable=c-extension-no-member
        conn = pymssql.connect(
            server=conn.host,
            user=conn.login,
            password=conn.password,
            database=self.schema or conn.schema,
            port=conn.port,
        )
        return conn

    def set_autocommit(
        self,
        conn: pymssql.connect,  # pylint: disable=c-extension-no-member
        autocommit: bool,
    ) -> None:
        conn.autocommit(autocommit)

    def get_autocommit(
        self, conn: pymssql.connect
    ):  # pylint: disable=c-extension-no-member
        return conn.autocommit_state