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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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from __future__ import annotations

from typing import TYPE_CHECKING

from airflow.providers.common.compat.assets import Asset

if TYPE_CHECKING:
    from urllib.parse import SplitResult

    from airflow.providers.common.compat.openlineage.facet import Dataset as OpenLineageDataset


def sanitize_uri(uri: SplitResult) -> SplitResult:
    if not uri.netloc:
        raise ValueError("URI format mysql:// must contain a host")
    if uri.port is None:
        host = uri.netloc.rstrip(":")
        uri = uri._replace(netloc=f"{host}:3306")
    if len(uri.path.split("/")) != 3:  # Leading slash, database name, and table name.
        raise ValueError("URI format mysql:// must contain database and table names")
    return uri._replace(scheme="mysql")


def create_asset(
    *, host: str, database: str, table: str, port: int = 3306, extra: dict | None = None
) -> Asset:
    return Asset(uri=f"mysql://{host}:{port}/{database}/{table}", extra=extra)


def convert_asset_to_openlineage(asset: Asset, lineage_context) -> OpenLineageDataset:
    """Translate Asset with valid AIP-60 uri to OpenLineage with assistance from the hook."""
    from urllib.parse import urlsplit

    from airflow.providers.common.compat.openlineage.facet import Dataset as OpenLineageDataset

    parsed = urlsplit(asset.uri)
    _, database, table = parsed.path.split("/")  # Leading slash, database name, and table name.
    return OpenLineageDataset(namespace=f"mysql://{parsed.netloc}", name=f"{database}.{table}")
