"""Shared CSV helpers."""

from __future__ import annotations

import csv
from pathlib import Path


def read_csv_rows(path: Path) -> list[dict[str, str]]:
    text = path.read_text(encoding="utf-8-sig")
    reader = csv.DictReader(text.splitlines())
    return [{k.strip(): (v or "").strip() for k, v in row.items() if k} for row in reader]


def pick(row: dict[str, str], *names: str) -> str:
    lowered = {k.lower(): v for k, v in row.items()}
    for name in names:
        value = lowered.get(name.lower())
        if value:
            return value
    return ""


def parse_amount(value: str) -> float:
    cleaned = value.replace("€", "").replace("EUR", "").replace(",", ".").strip()
    if not cleaned:
        return 0.0
    return float(cleaned)