107 lines
2.4 KiB
Go
107 lines
2.4 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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"os"
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"time"
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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 Apap struct {
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client ports.DollarPort
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}
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func NewApap(client ports.DollarPort) ports.APIPorts {
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return &Apap{client: client}
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}
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func (a Apap) 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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uri := os.Getenv("APA")
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log = log.With("scrapper", "apap")
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if _, err := page.Goto(uri, 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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button := page.Locator("#exchangesRates")
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button.WaitFor()
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button.Click()
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compraLocator := page.Locator("#currency-buy-USD")
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ventaLocator := page.Locator("#currency-sell-USD")
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compraSTR, err := compraLocator.TextContent()
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if err != nil {
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log.Error("could not get compra str", "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("could not get venta string", "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: "asociacion popular de ahorros y prestamos",
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Parser: "apap",
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Parsed: time.Now().Unix(),
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}
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inst.Venta = helpers.Normalize(ventaSTR)
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inst.Compra = helpers.Normalize(compraSTR)
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if inst.Compra == 0 || inst.Venta == 0 {
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return nil, fmt.Errorf("apa: institution not parsed: %v", inst)
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}
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log.Info("parsed", "value", inst)
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return []*domain.History{inst}, nil
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}
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func (a Apap) ExecParser(
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ctx context.Context,
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browser *playwright.Browser,
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log *slog.Logger) (err error) {
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t := true
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ua := helpers.NewMobileUA()
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b := *browser
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page, err := b.NewPage(playwright.BrowserNewPageOptions{
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UserAgent: &ua,
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// IsMobile: &t,
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HasTouch: &t,
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Viewport: &playwright.Size{
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Width: 412,
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Height: 915,
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},
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Screen: &playwright.Size{
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Width: 412,
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Height: 915,
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},
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})
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if err != nil {
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log.Error("creating page", "error", err)
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os.Exit(1)
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}
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ctx, cancel := context.WithTimeout(ctx, 6*time.Minute)
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defer page.Close()
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defer cancel()
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histList, err := a.Scrape(ctx, page, log)
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// here we execute db operations
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if err != nil {
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return err
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}
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err = a.client.NewHistory(histList[0])
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if err != nil {
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return err
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}
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return err
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}
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