package parser;

import java.net.MalformedURLException;
import java.net.URL;
import java.time.Duration;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
import java.util.logging.Logger;

import org.openqa.selenium.By;
import org.openqa.selenium.Platform;
import org.openqa.selenium.StaleElementReferenceException;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.chrome.ChromeOptions;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.openqa.selenium.remote.RemoteWebDriver;
import org.openqa.selenium.support.ui.ExpectedConditions;
import org.openqa.selenium.support.ui.WebDriverWait;

import com.google.common.base.Stopwatch;
import com.google.common.base.Strings;

import mysql.Mysql;
import object.ResultDTO;

public class OddsPortal extends ParserBase implements ParserJoinedFunctions {

    private static final String DIV_CONTAINS_CLASS_TABS_DIV_NOT_CLASS_DIV_1_DIV = "//div[contains(@class,'tabs')]/div[not(@class)]/div[1]/div";
    private static final String SOCCER_RESULTS_TABLE_NAME = "SoccerResults";
    private static final String DATE_PATTERN = "yyyyMMdd";
    private LocalDateTime baseDate;
    private int sportId;
    private int countryId;
    private int leagueId;

    final int sportsId = Mysql.getInstance().getSportId("soccer");
    private int currentLeagueId;
    private int currentCountryId;
    private List<ResultDTO> resultsToInsert = new ArrayList<>();
    private String currentSeason;

    public void getMatches(LocalDateTime date) {
        baseDate = date;
        final String dateFormatted = date.format(DateTimeFormatter.ofPattern(DATE_PATTERN));
        System.out.println("Starting to get matches at date " + dateFormatted);
        Stopwatch stopwatch = Stopwatch.createStarted();
        getMatchesByDateSelenium(dateFormatted);
        System.out.println(
                "Done with date " + dateFormatted + " took " + stopwatch.elapsed(TimeUnit.SECONDS) + " seconds");
    }

    private int getCountryId(List<WebElement> links) {
        String country;
        country = links.get(1).getText().trim();
        country = country.replace(" ", "-");
        country = country.replace("\\.", "");
        return Mysql.getInstance().getCountryId(country);
    }

    private String getLastSeason(int leagueId, int countryId) {
        String result = "";

        if (!Strings.isNullOrEmpty(currentSeason) && currentLeagueId == leagueId && currentCountryId == countryId) {
            return currentSeason;
        } else {
            result = Mysql.getInstance().getLastSeason(leagueId, countryId);
        }

        if (Strings.isNullOrEmpty(result)) {
            result = String.valueOf(LocalDate.now().getYear());
        }
        return result;
    }

    private int getLeagueId(List<WebElement> links) {
        String league;
        league = links.get(2).getText().trim();
        league = league.replace(" ", "-");
        league = league.replace("\\.", "");
        return Mysql.getInstance().getLeagueId(sportId, countryId, league);
    }

    private void getMatchesByDateSelenium(String date) {
        final String soccerUrl = "https://oddsportal.com/matches/football/" + date;
        try {
            parseSoccerMatchesSelenium(soccerUrl);
        } catch (MalformedURLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    private void parseSoccerMatchesSelenium(final String soccerUrl) throws MalformedURLException {
//        ChromeDriver driver = getSeleniumDriver();
//        DesiredCapabilities capabilities = new DesiredCapabilities();
//        capabilities.setCapability("browserName", "Chrome");
//        capabilities.setPlatform(Platform.LINUX);

        ChromeOptions options = new ChromeOptions();
        // Fixing 255 Error crashes
        options.addArguments("--no-sandbox");
        options.addArguments("--disable-dev-shm-usage");

        // Options to trick bot detection
        // Removing webdriver property
        options.addArguments("--disable-blink-features=AutomationControlled");
        options.setExperimentalOption("excludeSwitches", Collections.singletonList("enable-automation"));
        options.setExperimentalOption("useAutomationExtension", null);

        // Changing the user agent / browser fingerprint
        options.addArguments("window-size=1920,1080");
        options.addArguments(
                "user-agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36");

        // Other
        options.addArguments("disable-infobars");

        RemoteWebDriver driver = new RemoteWebDriver(new URL("http://nordh.xyz:4444/wd/hub"), options);
        sportId = Mysql.getInstance().getSportId("soccer");
        driver.get(soccerUrl);

        WebDriverWait wait = getWaitDriver(driver, 90);

        wait.until(ExpectedConditions
                .numberOfElementsToBeMoreThan(By.xpath(DIV_CONTAINS_CLASS_TABS_DIV_NOT_CLASS_DIV_1_DIV), 1));

        if (!checkIfElementExists(driver, "//p[text()='EU Odds']")) {
            WebElement oddsFormat = driver
                    .findElement(By.xpath("//p[@class='self-center text-xs text-orange-main'][1]"));

            oddsFormat.click();

            driver.findElement(By.xpath("//a[text()='EU Odds']")).click();
            wait.withTimeout(Duration.ofSeconds(30));
        }

        List<WebElement> divs = driver
                .findElements(By.xpath(DIV_CONTAINS_CLASS_TABS_DIV_NOT_CLASS_DIV_1_DIV));

        boolean staleElementRetried = false;
        for (int i = 0; i < divs.size(); i++) {
            try {
                WebElement element = divs.get(i);
                scrollElementIntoView(driver, element);
                ResultDTO result = new ResultDTO(SOCCER_RESULTS_TABLE_NAME);

                boolean somethingWrong = false;
                List<WebElement> subDivs = element.findElements(By.xpath("./div"));
                if (subDivs.size() == 3) {
                    WebElement competitionsDiv = subDivs.get(0);
                    List<WebElement> links = competitionsDiv.findElements(By.xpath(".//a"));

                    countryId = getCountryId(links);
                    leagueId = getLeagueId(links);
                    result.setLeagueId(leagueId);
                    result.setCountryId(countryId);

                    WebElement firstResultsDiv = subDivs.get(2);

                    setGameDate(result, firstResultsDiv);

                    setTeamsInfo(result, firstResultsDiv);

                    setScoring(result, firstResultsDiv);

                    setOdds(result, firstResultsDiv);

                } else if (subDivs.size() == 1) {

                    result.setLeagueId(leagueId);
                    result.setCountryId(countryId);
                    WebElement firstResultsDiv = subDivs.get(0);

                    setGameDate(result, firstResultsDiv);
                    setTeamsInfo(result, firstResultsDiv);

                    setScoring(result, firstResultsDiv);

                    setOdds(result, firstResultsDiv);
                } else {
                    somethingWrong = true;
                    String message = "Subdiv size = " + subDivs.size();
                    Logger.getGlobal().log(Level.WARNING, message);
                }

                if (!somethingWrong) {
                    final Mysql mysql = Mysql.getInstance();

                    result.setCountryId(countryId);
                    result.setLeagueId(leagueId);
                    result.setSeason(getLastSeason(leagueId, countryId));

                    resultsToInsert.add(result);
                    if (resultsToInsert.size() > 100) {
                        Logger.getGlobal().log(Level.INFO, "INSERTING 100 results");
                        mysql.addResults(resultsToInsert);
                        resultsToInsert.clear();
                    }

                }
                divs = driver
                        .findElements(By.xpath(DIV_CONTAINS_CLASS_TABS_DIV_NOT_CLASS_DIV_1_DIV));
            } catch (StaleElementReferenceException e) {
                if (staleElementRetried) {
                    System.out.println("Stale element have already been retried continueing");
                    staleElementRetried = false;
                    i++;
                }
                System.out.println("Retrying stale element");
                i--;
                staleElementRetried = true;
            }
        }

        String message = "INSERTING LAST " + resultsToInsert.size()
                + " results";
        Logger.getGlobal().log(Level.INFO, message);
        Mysql.getInstance().addResults(resultsToInsert);
        resultsToInsert.clear();
        driver.close();
        driver.quit();
    }

    private void setGameDate(ResultDTO result, WebElement firstResultsDiv) {
        final List<Integer> time = new ArrayList<>();
        // String datePath = "./div/a/div[1]/div/p";
        String datePath = "./div/div/div/div/div/p";
        if (checkIfElementExists(firstResultsDiv, datePath)) {
            String timeText = firstResultsDiv.findElement(By.xpath(datePath)).getText();
            String[] timeSplit = timeText.split(":");
            if (timeSplit.length == 2) {
                time.add(Integer.parseInt(timeSplit[0]));
                time.add(Integer.parseInt(timeSplit[1]));
            } else {
                time.add(0);
                time.add(0);
            }
        } else {
            time.add(0);
            time.add(0);
        }
        final LocalDateTime dt = baseDate.withHour(time.get(0))
                .withMinute(time.get(1)).withSecond(0)
                .withNano(0);

        result.setGameDate(dt);
    }

    private void setOdds(ResultDTO result, WebElement firstResultsDiv) {
        List<WebElement> oddsDivs = firstResultsDiv.findElements(By.xpath("./div/div"));
        try {
            result.setOdds1(Float.parseFloat(oddsDivs.get(1).getText()));
            result.setOddsX(Float.parseFloat(oddsDivs.get(2).getText()));
            result.setOdds2(Float.parseFloat(oddsDivs.get(3).getText()));
        } catch (NumberFormatException e) {
            // Skip this one
        } catch (IndexOutOfBoundsException e) {
            System.out.println(result);
        }

    }

    private void setScoring(ResultDTO result, WebElement firstResultsDiv) {
        String resultPath = "./div/div/div[2]/div/div/div/div/div";

        if (checkIfElementExists(firstResultsDiv, resultPath)) {
            List<WebElement> scoringDivs = firstResultsDiv.findElements(By.xpath(resultPath));
            try {
                result.setHomeScore(Integer.parseInt(scoringDivs.get(0).getText()));
                result.setAwayScore(Integer.parseInt(scoringDivs.get(1).getText()));
            } catch (NumberFormatException e) {
                // There is no scoring yet continue processing
            }
        }

    }

    private void setTeamsInfo(ResultDTO result, WebElement firstResultsDiv) {
        String homeTeamName = firstResultsDiv.findElement(By.xpath(".//a[1]/div")).getText().trim();
        String awayTeamName = firstResultsDiv.findElement(By.xpath(".//a[2]/div")).getText().trim();

        result.setHomeTeam(homeTeamName);
        result.setAwayTeam(awayTeamName);

        result.setHomeTeamId(
                Mysql.getInstance().getOrInsertTeam(homeTeamName, countryId, leagueId, sportId));
        result.setAwayTeamId(
                Mysql.getInstance().getOrInsertTeam(awayTeamName, countryId, leagueId, sportId));
    }

}