"""Snowflake connector class for the iTunes Marketshare tasks."""

from datetime import datetime

from snowflake_connector.etl_connector import SQLLoader

from feed_ingestion.common.marketshare_sf.base_executor import \
    SnowflakeSQLExecutorMS
from feed_ingestion.flows.itunes_marketshare import config


sql_loader = SQLLoader(__file__)


class ITunesMarketshareSF(SnowflakeSQLExecutorMS):
    """Helper class to abstract Snowflake operations.

    This class inherits from SnowflakeSQLExecutor class, which provides basic
    set of methods. This class extends SnowflakeSQLExecutor with some specific
    methods, which are useful to encapsulate some flow specific operations.
    """

    @property
    def feed_name(self):
        """Name of the feed."""
        return config.feed_name

    @property
    def storeid(self):
        """Storeid of feed data."""
        return config.storeid

    @property
    def staging_raw_table(self):
        """Name of staging_raw table of the feed."""
        return config.snowflake_table_names['staging_raw']

    def load_marketshare_data(self, date):
        """Load data into main_market_share.

        Args:
            date (str): Date of the data being process (YYYY-MM-DD).
        """
        processeddaytime = datetime.now().replace(microsecond=0)
        sql_template = 'load_main_market_share'
        if date >= '2023-08-01':
            sql_template = f'2023-08-01/{sql_template}'
        date = datetime.strptime(date, '%Y-%m-%d').strftime('%m%y')

        params = dict(
            db=self.sf_config['db'],
            schema=self.sf_config['schema'],
            main_market_share_table=self.main_marketshare_table,
            staging_raw_table=self.staging_raw_table,
            processeddaytime=processeddaytime,
            storeid=self.storeid,
            currency_db=config.snowflake_table_names['currency_db'],
            currency_schema=config.snowflake_table_names['currency_schema'],
            date=date)

        self.execute_query(sql_loader, sql_template, params=params)