from __future__ import annotations

from bot_digitador.core.csv_rules import (
    convert_date,
    detect_csv_delimiter,
    format_money_for_input,
    parse_money,
    valid_document_types,
)


HEADERS = "radicado|documento|ingreso|total_cargos|autorizacion|tipo_documento|tipo_servicio|copago|cuota_moderadora\n"


def test_detects_pipe_csv(tmp_path):
    source = tmp_path / "input.csv"
    source.write_text(HEADERS + "R1|123|2026-08-30|100|A|CC|ambulatorio|0|0\n", encoding="utf-8")
    assert detect_csv_delimiter(str(source), preferred=",") == "|"


def test_dates_and_money_match_original_rules():
    assert convert_date("30/08/2026", "dd/mm/yyyy") == ("08302026", True)
    assert convert_date("2026-08-30", "dd/mm/yyyy") == ("08302026", True)
    assert parse_money("$ 12.500") == 12500.0
    assert parse_money("12,50") == 12.5
    assert format_money_for_input("12,50") == "12,5"


def test_document_candidates_preserve_strategy_rules():
    candidates = valid_document_types("1234567890")
    assert {"CC", "TI", "RC", "CN", "AS", "ME", "PS"}.issubset(candidates)
    assert valid_document_types("") == []