import re

from axon.models import SearchResult

_CITATION_RE = re.compile(r"\[(\d+)\]")


def validate_citations(report: str, sources: list[SearchResult]) -> tuple[int, list[int], bool]:
    citations = sorted({int(match) for match in _CITATION_RE.findall(report)})
    missing = [citation for citation in citations if citation < 1 or citation > len(sources)]
    return len(citations), missing, not missing and bool(citations)