package crawler

import (
	"context"
	"fmt"
	"log/slog"
	"time"

	"github.com/maximotejeda/us_dop_scrapper/config"
	"github.com/maximotejeda/us_dop_scrapper/helpers"
	"github.com/maximotejeda/us_dop_scrapper/internal/application/core/domain"
	"github.com/maximotejeda/us_dop_scrapper/internal/ports"
	"github.com/playwright-community/playwright-go"
)

type bdr struct{}

func NewBDR() ports.APIPorts {
	return &bdr{}
}
func (bd bdr) Scrape(ctx context.Context, page playwright.Page, log *slog.Logger) (insts []*domain.History, err error) {
	tout := 120000.00
	log = log.With("scrapper", "bdr")
	if _, err := page.Goto(config.GetBDRURL(), playwright.PageGotoOptions{
		Timeout:   &tout,
		WaitUntil: playwright.WaitUntilStateLoad,
	}); err != nil {
		log.Error("could not get info", "error", err)
		return nil, err
	}

	err = page.WaitForLoadState()
	if err != nil {
		log.Error("waiting for page state", "err", err)
		return nil, err
	}

	page.Locator("section#divisas").WaitFor()
	compraLocator := page.Locator("span#compraUS")
	compraLocator.WaitFor()
	ventaLocator := page.Locator("span#ventaUS")
	compraSTR, err := compraLocator.TextContent()
	if err != nil {
		log.Error("parsing compra", "err", err)
		return nil, err
	}
	ventaSTR, err := ventaLocator.TextContent()
	if err != nil {
		log.Error("parsing compra", "err", err)
		return nil, err
	}
	inst := &domain.History{
		Name:   "banreservas",
		Parser: "brd",
		Parsed: time.Now().Unix(),
	}

	compra := helpers.Normalize(compraSTR)
	venta := helpers.Normalize(ventaSTR)

	inst.Compra = compra
	inst.Venta = venta

	if inst.Compra == 0 || inst.Venta == 0 {
		return nil, fmt.Errorf("brd: institution not parsed")
	}
	insts = append(insts, inst)
	return insts, nil
}