"""Tests para excel_to_duckdb."""

import os
import sys

sys.path.insert(0, os.path.dirname(__file__))

import duckdb  # noqa: E402
import openpyxl  # noqa: E402

from excel_to_duckdb import excel_to_duckdb  # noqa: E402


def _make_xlsx(path: str) -> None:
    wb = openpyxl.Workbook()
    ws = wb.active
    ws.title = "Hoja1"
    ws.append(["id", "nombre", "total"])
    ws.append([1, "ana", 10.5])
    ws.append([2, "luis", 20.0])
    ws.append([3, "eva", 5.25])
    ws2 = wb.create_sheet("Segunda")
    ws2.append(["x"])
    ws2.append([99])
    wb.save(path)


def test_replace_ingesta_primera_hoja(tmp_path):
    xlsx = tmp_path / "datos.xlsx"
    _make_xlsx(str(xlsx))
    db = tmp_path / "out.duckdb"
    res = excel_to_duckdb(str(xlsx), str(db), "ventas")
    assert res["status"] == "ok", res
    assert res["table"] == "ventas"
    assert res["row_count"] == 3
    # Verificar que la tabla existe con las filas esperadas.
    con = duckdb.connect(str(db), read_only=True)
    assert con.execute("SELECT COUNT(*) FROM ventas").fetchone()[0] == 3
    con.close()


def test_seleccion_de_hoja_por_nombre(tmp_path):
    xlsx = tmp_path / "datos.xlsx"
    _make_xlsx(str(xlsx))
    db = tmp_path / "out.duckdb"
    res = excel_to_duckdb(str(xlsx), str(db), "otra", sheet="Segunda")
    assert res["status"] == "ok", res
    assert res["row_count"] == 1


def test_append_acumula_filas(tmp_path):
    xlsx = tmp_path / "datos.xlsx"
    _make_xlsx(str(xlsx))
    db = tmp_path / "out.duckdb"
    r1 = excel_to_duckdb(str(xlsx), str(db), "acum", mode="replace")
    assert r1["row_count"] == 3
    r2 = excel_to_duckdb(str(xlsx), str(db), "acum", mode="append")
    assert r2["status"] == "ok", r2
    assert r2["row_count"] == 6


def test_replace_reemplaza_no_acumula(tmp_path):
    xlsx = tmp_path / "datos.xlsx"
    _make_xlsx(str(xlsx))
    db = tmp_path / "out.duckdb"
    excel_to_duckdb(str(xlsx), str(db), "rep", mode="replace")
    res = excel_to_duckdb(str(xlsx), str(db), "rep", mode="replace")
    assert res["row_count"] == 3


def test_identificador_invalido_devuelve_status_error(tmp_path):
    xlsx = tmp_path / "datos.xlsx"
    _make_xlsx(str(xlsx))
    db = tmp_path / "out.duckdb"
    res = excel_to_duckdb(str(xlsx), str(db), "t; DROP TABLE x")
    assert res["status"] == "error"
    assert "invalid table identifier" in res["error"]


def test_mode_invalido_devuelve_status_error(tmp_path):
    xlsx = tmp_path / "datos.xlsx"
    _make_xlsx(str(xlsx))
    db = tmp_path / "out.duckdb"
    res = excel_to_duckdb(str(xlsx), str(db), "t", mode="upsert")
    assert res["status"] == "error"
    assert "invalid mode" in res["error"]


def test_xlsx_inexistente_devuelve_status_error(tmp_path):
    db = tmp_path / "out.duckdb"
    res = excel_to_duckdb(str(tmp_path / "noexiste.xlsx"), str(db), "t")
    assert res["status"] == "error"