package tests;

import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;

import data.GuiMysql;
import objects.League;
import objects.SoccerMatch;
import objects.TeamResults;

public class DrawTests extends TestClass {

	private League leagueInfo;


	@Override
	public void setup(String date, float startingBank, float bettingLevel, Float betMargin, int lookBack, int sportId,
			Integer countryId, Integer leagueId) {
		super.setup(date, startingBank, bettingLevel, betMargin, lookBack, sportId, countryId, leagueId);

		leagueInfo = getLeagueInfoById();
	}

	@Override
	public void runTest() {
		final ArrayList<SoccerMatch> matches = getMatches();

		final float betLevel = bettingLevel / 100f;

		final LocalDateTime currentDate = matches.get(0).getGameDate();
		LocalDate localDate = currentDate.toLocalDate();
		float betAmount = startingBank * betLevel;

		int betOnGameCount = 0;
		int wins = 0;

		float bestBankResult = startingBank;
		int bestBetMargin = 0;
		int bestLookBack = 0;

		for (int lookBack = 1; lookBack < 25; lookBack++) {
			for (int betMargin = 1; betMargin < 35; betMargin++) {
				final float betMarginDecimal = 1 + (betMargin / (float)100);
				float bank = startingBank;
				betOnGameCount = 0;
				wins = 0;
				for (final SoccerMatch match : matches) {
					if (match.getHomeScore() < 0 || match.getAwayScore() < 0) {
						continue;
					}

					final TeamResults homeTeamResults = GuiMysql.getInstance().getTeamResultsTest(match.getHomeTeam().getTeamId(), lookBack, true, match.getGameDate().format(DateTimeFormatter.ISO_DATE));
					final TeamResults awayTeamResults = GuiMysql.getInstance().getTeamResultsTest(match.getAwayTeam().getTeamId(), lookBack, false, match.getGameDate().format(DateTimeFormatter.ISO_DATE));

					final float drawPercent = (homeTeamResults.getDraws() + awayTeamResults.getDraws()) / Float.valueOf(homeTeamResults.getCount() + awayTeamResults.getCount()) * 100;

					final float drawOdds = 100 / drawPercent;

					if (localDate.isBefore(match.getGameDate().toLocalDate())) {
						betAmount = bank * betLevel;
						localDate = match.getGameDate().toLocalDate();
					}

					if (drawOdds * betMarginDecimal <= match.getOddsX()) {
						betOnGameCount++;
						bank = bank - betAmount;
						if (match.getHomeScore() == match.getAwayScore()) {
							wins++;
							bank = bank + betAmount * match.getOddsX();
						}
					}

				}
				if (bestBankResult < bank) {
					System.out.println("New best bank " + bank + " with lookback " + lookBack + " and betMargin " + betMargin +
							" Bet on " + betOnGameCount + " of " + matches.size() + "(" + betOnGameCount / (float)matches.size() + ") wins " + wins + "(" + wins/Float.valueOf(betOnGameCount) + ")" +
							" Win / game " + (bank - startingBank) / Float.valueOf(wins) + " kr");
					bestBetMargin = betMargin;
					bestLookBack = lookBack;
					bestBankResult = bank;
				} else {
					System.out.println("NOT BEST bank " + bank + " with lookback " + lookBack + " and betMargin " + betMargin +
							" Bet on " + betOnGameCount + " of " + matches.size() + "(" + betOnGameCount / (float)matches.size() + ") wins " + wins + "(" + wins/Float.valueOf(betOnGameCount) + ")" +
							" Win / game " + (bank - startingBank) / Float.valueOf(wins) + " kr");
				}
			}
		}
	}

	public ArrayList<SoccerMatch> getMatches() {
		final ArrayList<SoccerMatch> result = new ArrayList<>();

		final String sql = "SELECT res.*, "
				+ "hTeam.name as homeTeamName, aTeam.name as awayTeamName "
				+ "FROM SoccerResults as res "
				+ "Join Team as hTeam ON res.homeTeam = hTeam.id "
				+ "Join Team as aTeam ON res.awayTeam = aTeam.id "
				+ "WHERE "
				+ "res.leagueId = ? "
				+ "ORDER BY gameDate ASC";

		try {
			final PreparedStatement stat = getConnection().prepareStatement(sql);
			stat.setInt(1, leagueId);

			result.addAll(getMatches(stat));
		} catch (final SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		return result;
	}

}