105 lines
2.2 KiB
Go
105 lines
2.2 KiB
Go
package bcd
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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_db/db"
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"github.com/maximotejeda/us_dop_scrapper/helpers"
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"github.com/maximotejeda/us_dop_scrapper/models"
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"github.com/playwright-community/playwright-go"
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)
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type bcd struct {
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models.Institucion
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}
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var (
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uri = os.Getenv("BCD")
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)
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func Scrape(ctx context.Context, page playwright.Page, log *slog.Logger) (inst *db.History, err error) {
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log = log.With("scrapper", "bcd")
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tout := 90000.00
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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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compraLocator := page.Locator("span#actualPurchaseValue")
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compraLocator.WaitFor(playwright.LocatorWaitForOptions{
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Timeout: &tout,
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State: playwright.WaitForSelectorStateVisible,
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})
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ventaLocator := page.Locator("span#actualSellingValue")
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compra, err := compraLocator.TextContent()
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if err != nil {
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log.Error("locating compra", "err", err)
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return nil, err
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}
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venta, err := ventaLocator.TextContent()
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if err != nil {
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log.Error("locating venta", "err", err)
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return nil, err
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}
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inst = &db.History{
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Parser: "bcd",
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Name: "banco central dominicano",
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Parsed: time.Now().UTC(),
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}
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inst.Compra = helpers.Normalize(compra)
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inst.Venta = helpers.Normalize(venta)
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if inst.Compra == 0 || inst.Venta == 0 {
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return nil, fmt.Errorf("bcd: institution not parsed compra or venta cant be 0")
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}
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return inst, nil
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}
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func ExecParser(
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ctx context.Context,
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db *db.DB,
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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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inst, err := Scrape(ctx, page, log)
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if err != nil {
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return err
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}
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err = db.Inspect(*inst)
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return err
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}
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