70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
package crawler
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import (
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"context"
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"fmt"
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"log/slog"
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"time"
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"github.com/maximotejeda/us_dop_scrapper/config"
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"github.com/maximotejeda/us_dop_scrapper/helpers"
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"github.com/maximotejeda/us_dop_scrapper/internal/application/core/domain"
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"github.com/maximotejeda/us_dop_scrapper/internal/ports"
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"github.com/playwright-community/playwright-go"
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)
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type brd struct{}
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func NewBRD() ports.APIPorts {
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return &brd{}
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}
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func (bd brd) Scrape(ctx context.Context, page playwright.Page, log *slog.Logger) (insts []*domain.History, err error) {
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tout := 120000.00
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log = log.With("scrapper", "brd")
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if _, err := page.Goto(config.GetBRDURL(), playwright.PageGotoOptions{
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Timeout: &tout,
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WaitUntil: playwright.WaitUntilStateLoad,
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}); err != nil {
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log.Error("could not get info", "error", err)
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return nil, err
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}
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err = page.WaitForLoadState()
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if err != nil {
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log.Error("waiting for page state", "err", err)
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return nil, err
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}
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page.Locator("section#divisas").WaitFor()
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compraLocator := page.Locator("span#compraUS")
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compraLocator.WaitFor()
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ventaLocator := page.Locator("span#ventaUS")
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compraSTR, err := compraLocator.TextContent()
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if err != nil {
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log.Error("parsing compra", "err", err)
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return nil, err
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}
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ventaSTR, err := ventaLocator.TextContent()
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if err != nil {
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log.Error("parsing compra", "err", err)
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return nil, err
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}
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inst := &domain.History{
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Name: "banreservas",
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Parser: "brd",
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Parsed: time.Now().Unix(),
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}
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compra := helpers.Normalize(compraSTR)
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venta := helpers.Normalize(ventaSTR)
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inst.Compra = compra
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inst.Venta = venta
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if inst.Compra == 0 || inst.Venta == 0 {
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return nil, fmt.Errorf("brd: institution not parsed")
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}
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insts = append(insts, inst)
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return insts, nil
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}
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