from typing import Any

from event_taxonomy.adapters._severity import map_int_severity
from event_taxonomy.schema import NormalizedFinding


def normalize(finding: dict[str, Any]) -> NormalizedFinding:
    return NormalizedFinding(
        tool="perf-regression-spotter",
        category=finding.get("pattern", "performance"),
        severity=map_int_severity(finding["severity"]),
        message=finding["message"],
        file=finding.get("file"),
        line=finding.get("line"),
        metadata={"snippet": finding["snippet"]} if finding.get("snippet") else {},
    )