"""
Apple podcast sales summary weekly data  ingestion workflow.

Extract, transform and load Apple podcast subscription sales summary weekly
report raw data to apple_podcasts_sales_summary_weekly table.
"""

from garcon.param import StaticParam
from garcon_contrib.dynamo_feed_status import garcon_feed_status
from snowflake_connector.etl_connector import SQLLoader

from feed_ingestion.flows import base
from feed_ingestion.flows.apple_podcasts_sales_summary_weekly import config
from feed_ingestion.flows.apple_podcasts_sales_summary_weekly import tasks
from feed_ingestion.flows.apple_podcasts_sales_summary_weekly.stage_loader \
    import ApplePodcastsWeeklyReportsSL
from feed_ingestion.flows.base import FlowBase
from feed_ingestion.flows.base import FlowConfigMixin
from feed_ingestion.tasks import apple_podcasts_reporter_tasks
from feed_ingestion.tasks import overall_status_tasks


class Flow(FlowBase, FlowConfigMixin):
    """Class representing a workflow."""

    def __init__(self):
        """Initialize flow object."""
        super().__init__(feed_name=config.overall_feed_name, version='2.0')
        self.timeout = 21600  # override default to 6 hours (60 *60 * 6)

    def decider(self, schedule):
        """Activity decider.

        Args:
            schedule (callable): The scheduler method.
        """
        bootstrap = schedule('bootstrap', self.bootstrap)

        if bootstrap.result.get('bootstrap.stop'):
            return

        reporter_to_s3 = schedule(
            'reporter_to_s3',
            self.reporter_to_s3,
            requires=[bootstrap])

        if reporter_to_s3.result.get('reporter_to_s3.file_name')\
                != bootstrap.result.get('bootstrap.expected_file_name') or \
                (reporter_to_s3.result.get('reporter_to_s3.file_name')
                    == bootstrap.result.get('bootstrap.expected_file_name') and
                    reporter_to_s3.result.get('reporter_to_s3.status')
                    != garcon_feed_status.STATUS_DOWNLOADED):
            return

        set_status_to_downloaded = schedule(
            'set_status_to_downloaded',
            self.set_status_to_downloaded,
            requires=[reporter_to_s3])

        load_staging_raw_table = schedule(
            'load_staging_raw_table',
            self.load_staging_raw_table,
            requires=[set_status_to_downloaded])

        set_status_to_populated_raw_table = schedule(
            'set_status_to_populated_raw_table',
            self.set_status_to_populated_raw_table,
            requires=[load_staging_raw_table])

        apple_podcasts_sales_summary_weekly = schedule(
            'load_sales_summary_weekly_table',
            self.load_sales_summary_weekly_table,
            requires=[set_status_to_populated_raw_table])

        schedule(
            'set_status_to_ingested',
            self.set_status_to_ingested,
            requires=[apple_podcasts_sales_summary_weekly]
        )

    @property
    def bootstrap(self):
        """Bootstrap initial configuration."""
        return self.create(
            name='bootstrap',
            tasks=base.SyncRunner(
                tasks.bootstrap.fill(
                    namespace='bootstrap',
                    date='context_date',
                    reload='reload',
                    vendor_name='vendor_name')))

    @property
    def reporter_to_s3(self):
        """Load Reporter files to apple podcasts reports S3 archive bucket."""
        return self.create(
            name='reporter_to_s3',
            schedule_to_start=48000,
            tasks=base.SyncRunner(
                apple_podcasts_reporter_tasks.extract_reporter_file_to_s3.fill(
                    namespace='reporter_to_s3',
                    reporter_account=StaticParam(
                        config.account_id),
                    report_type=StaticParam(config.report_type),
                    report_role=StaticParam('sales'),
                    date='bootstrap.date',
                    secrets_path=StaticParam(
                        config.secrets_path),
                    destination_s3_path='bootstrap.s3_archive_path',
                    feed_name='bootstrap.feed_name',
                    vendor_id='bootstrap.vendor_id')))

    @property
    def set_status_to_downloaded(self):
        """Set overall feed status to DOWNLOADED."""
        return self.create(
            name='set_status_to_downloaded',
            tasks=base.SyncRunner(
                overall_status_tasks.set_overall_status.fill(
                    namespace='set_status_to_downloaded',
                    feed_name='bootstrap.feed_name',
                    date='bootstrap.date',
                    status=StaticParam(
                        garcon_feed_status.STATUS_DOWNLOADED))))

    @property
    def set_status_to_populated_raw_table(self):
        """Set overall feed status to POPULATED_RAW_TABLE."""
        return self.create(
            name='set_status_to_populated_raw_table',
            tasks=base.SyncRunner(
                overall_status_tasks.set_overall_status.fill(
                    namespace='set_status_to_populated_raw_table',
                    feed_name='bootstrap.feed_name',
                    date='bootstrap.date',
                    status=StaticParam(
                        garcon_feed_status.STATUS_POPULATED_RAW_TABLE))))

    @property
    def load_sales_summary_weekly_table(self):
        """Load sales summary weekly data."""
        return self.create(
            name='load_sales_summary_weekly_table',
            tasks=base.SyncRunner(
                tasks.load_sales_summary_weekly_table.fill(
                    namespace='load_sales_summary_weekly_table',
                    feed_name='bootstrap.feed_name',
                    date='bootstrap.date',
                    vendor_id='bootstrap.vendor_id',
                    vendor_name='bootstrap.vendor_name',
                    staging_raw_table=StaticParam(
                        config.staging_raw_table))))

    @property
    def set_status_to_ingested(self):
        """Set overall feed status to INGESTED."""
        return self.create(
            name='set_status_to_ingested',
            tasks=base.SyncRunner(
                overall_status_tasks.set_overall_status.fill(
                    namespace='set_status_to_ingested',
                    feed_name='bootstrap.feed_name',
                    date='bootstrap.date',
                    status=StaticParam(garcon_feed_status.STATUS_INGESTED))))

    load_staging_raw_table = ApplePodcastsWeeklyReportsSL.load_activity(
        feed_name=config.overall_feed_name,
        secrets_path=config.secrets_path,
        task_timeout=600,
        sql_loader=SQLLoader(__file__),
        requirements=dict(
            date='bootstrap.date',
            vendor_id='bootstrap.vendor_id',
            vendor_name='bootstrap.vendor_name',
            source_files_dict='bootstrap.source_files_dict',
            s3_dir_path='bootstrap.s3_archive_path',
            staging_raw_table_name=StaticParam(
                config.staging_raw_table)
        ))