package main

import (
	"path/filepath"
	"time"

	"git.readonly.ch/bouzoure/lecourrier-daily/helpers"
	"github.com/playwright-community/playwright-go"
)

func main() {
	urlMainPage := "https://lecourrier.ch"
	urlDownload := "https://lecourrier.ch/edition-du-jour/"
	sleepAfterLogin := 5

	log := helpers.GetLogger()
	log.Info("Welcome!")

	config, err := helpers.GetConfig()
	if err != nil {
		log.Fatal(err)
	}

	installOptions := playwright.RunOptions{
		Browsers: []string{"firefox"},
		Verbose:  false,
	}

	log.Info("Installing headless firefox (if needed)")
	err = playwright.Install(&installOptions)
	if err != nil {
		log.Fatal(err)
	}

	options := playwright.BrowserTypeLaunchOptions{
		Headless: playwright.Bool(!config.Debug.DisableHeadless),
	}

	log.Info("Starting playwright")
	pw, err := playwright.Run()
	if err != nil {
		log.Fatalf("could not start playwright: %v", err)
	}

	log.Info("Starting headless firefox")
	browser, err := pw.Firefox.Launch(options)
	if err != nil {
		log.Fatalf("could not launch browser: %v", err)
	}

	log.Info("Creating new page")
	page, err := browser.NewPage()
	if err != nil {
		log.Fatalf("could not create page: %v", err)
	}

	log.Infof("Navigating to %s", urlMainPage)
	if _, err = page.Goto(urlMainPage); err != nil {
		log.Fatalf("could not goto: %v", err)
	}

	log.Info("Waiting for cookie popup")
	for {
		count, err := page.Locator(".cmplz-accept").Count()
		if err == nil && count > 0 {
			break
		}
	}

	log.Info("Accepting cookies")
	if err = page.Locator(".cmplz-accept").Click(); err != nil {
		log.Fatalf("could not click: %v", err)
	}

	log.Info("Opening login box")
	if err = page.Locator("#undefined-1 button").Click(); err != nil {
		log.Fatalf("could not click: %v", err)
	}

	log.Info("Waiting for login form")
	for {
		count, err := page.Locator("form input[type=text]").Count()
		if err == nil && count > 0 {
			break
		}
	}

	log.Info("Filling username")
	err = page.Locator("form input[type=text]").Fill(config.Website.Username)
	if err != nil {
		log.Fatal(err)
	}

	log.Info("Filling password")
	err = page.Locator("form input[type=password]").Fill(config.Website.Password)
	if err != nil {
		log.Fatal(err)
	}

	log.Info("Logging in")
	err = page.GetByRole(*playwright.AriaRoleButton, playwright.PageGetByRoleOptions{
		Name: "Se connecter",
	}).Click()
	if err != nil {
		log.Fatalf("could not click: %v", err)
	}

	log.Infof("Waiting %d seconds", sleepAfterLogin)
	time.Sleep(time.Duration(sleepAfterLogin) * time.Second)

	log.Infof("Navigating to %s", urlDownload)
	_, err = page.Goto(urlDownload)
	if err != nil {
		log.Fatal(err)
	}

	log.Info("Waiting for download button")
	for {
		count, err := page.Locator("#download-pdf-hover").Count()
		if err == nil && count > 0 {
			break
		}
	}

	log.Info("Clicking download button and expecting download")
	download, err := page.ExpectDownload(func() error {
		return page.Locator("#download-pdf-hover").Click()
	})
	if err != nil {
		log.Fatal(err)
	}

	location := filepath.Join(config.DownloadLocation, download.SuggestedFilename())

	log.Info("Saving PDF", "location", location)
	err = download.SaveAs(location)
	if err != nil {
		log.Fatal(err)
	}

	log.Info("Closing browser and stopping playwright")

	if err = browser.Close(); err != nil {
		log.Fatalf("could not close browser: %v", err)
	}

	if err = pw.Stop(); err != nil {
		log.Fatalf("could not stop Playwright: %v", err)
	}

	log.Info("Goodbye!")
}