105 lines
2.4 KiB
Go
105 lines
2.4 KiB
Go
package crawler
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"log/slog"
|
|
"os"
|
|
"time"
|
|
|
|
"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 bnc struct {
|
|
client ports.DollarPort
|
|
}
|
|
|
|
func NewBNC(client ports.DollarPort) ports.APIPorts {
|
|
return &bnc{
|
|
client: client,
|
|
}
|
|
}
|
|
|
|
func (bn bnc) Scrape(ctx context.Context, page playwright.Page, log *slog.Logger) (insts []*domain.History, err error) {
|
|
tout := 120000.00
|
|
uri := os.Getenv("BNC")
|
|
log = log.With("scrapper", "bnc")
|
|
if _, err := page.Goto(uri, playwright.PageGotoOptions{
|
|
Timeout: &tout,
|
|
WaitUntil: playwright.WaitUntilStateLoad,
|
|
}); err != nil {
|
|
log.Error("could not get info", "error", err)
|
|
return nil, err
|
|
}
|
|
|
|
currencyDiv := page.Locator(".calculator__content")
|
|
currencyDiv.WaitFor()
|
|
|
|
buyInput := page.Locator("div.calculator__buy-input:nth-child(2) > input:nth-child(2)")
|
|
|
|
sellInput := page.Locator("div.calculator__sell-input:nth-child(2) > input:nth-child(2)")
|
|
|
|
compraSTR, err := buyInput.InputValue()
|
|
if err != nil {
|
|
log.Error("could not get compra str", "err", err)
|
|
return nil, err
|
|
}
|
|
ventaSTR, err := sellInput.InputValue()
|
|
if err != nil {
|
|
log.Error("could not get venta string", "err", err)
|
|
return nil, err
|
|
}
|
|
inst := &domain.History{
|
|
Name: "banesco",
|
|
Parser: "bnc",
|
|
Parsed: time.Now().Unix(),
|
|
}
|
|
|
|
inst.Venta = helpers.Normalize(ventaSTR)
|
|
inst.Compra = helpers.Normalize(compraSTR)
|
|
|
|
if inst.Compra == 0 || inst.Venta == 0 {
|
|
return nil, fmt.Errorf("bnc: institution not parsed: %v", inst)
|
|
}
|
|
return []*domain.History{inst}, nil
|
|
}
|
|
|
|
func (bn bnc) ExecParser(
|
|
ctx context.Context,
|
|
browser *playwright.Browser,
|
|
log *slog.Logger) (err error) {
|
|
t := true
|
|
ua := helpers.NewMobileUA()
|
|
b := *browser
|
|
page, err := b.NewPage(playwright.BrowserNewPageOptions{
|
|
UserAgent: &ua,
|
|
// IsMobile: &t,
|
|
HasTouch: &t,
|
|
Viewport: &playwright.Size{
|
|
Width: 412,
|
|
Height: 915,
|
|
},
|
|
Screen: &playwright.Size{
|
|
Width: 412,
|
|
Height: 915,
|
|
},
|
|
})
|
|
if err != nil {
|
|
log.Error("creating page", "error", err)
|
|
os.Exit(1)
|
|
}
|
|
ctx, cancel := context.WithTimeout(ctx, 6*time.Minute)
|
|
defer page.Close()
|
|
defer cancel()
|
|
inst, err := bn.Scrape(ctx, page, log)
|
|
// here we execute db operations
|
|
if err != nil {
|
|
return err
|
|
}
|
|
bn.client.NewHistory(inst[0])
|
|
return err
|
|
}
|