/////////////////////////////
// Ranking board

class RankingBoard {

	constructor() {
		this.dbConnectManager = new DBConnectManager();

		this.requestRanking(DBConnectManager.TYPE_MY_RANKING_HOUR);
		this.requestRanking(DBConnectManager.TYPE_MY_RANKING_DAY);
		this.requestRanking(DBConnectManager.TYPE_MY_RANKING_MONTH);
	}


	requestRanking(type, rankingRecordManager) {
		let today = new Date();
		let date = DateUtil.getYYYYMMDD(today);
		let time = DateUtil.getHHMMSS(today);
		this.dbConnectManager.requestRanking(
			type, sessionStorageManager.maestroID, date, time,
			(type, rankingRecordManager) => {
				if(rankingRecordManager.count == 0) {
					console.log("ranking board - no data");
					return;
				}

				let beginIndex = this.getBeginIndex(rankingRecordManager);
				let endIndex = this.getEndIndex(rankingRecordManager);

				for(let i = 0; i < endIndex - beginIndex; i++) {
					let index = beginIndex + i;
					let data = rankingRecordManager.getAt(index);
					this.printRecord(type, i, data);
				}
			}
		);
	}

	getMyRank(rankingRecordManager) {
		let playerID = Number(sessionStorageManager.playerID);

		for(let i = 0; i < rankingRecordManager.count; i++) {
			let data = rankingRecordManager.getAt(i);
			let playerIDNo = Number(data["playerID"]);
			if(playerIDNo === playerID)
				return i + 1;
		}

		return -1;
	}

	getBeginIndex(rankingRecordManager) {
		let rankingRecordCount = rankingRecordManager.count;
		let myRank = this.getMyRank(rankingRecordManager);
		let myRankIndex = myRank - 1;

		let startIndex = 0;
		let endIndex = rankingRecordCount;
		if(rankingRecordCount > 7) {
			if(myRank < rankingRecordCount - 3) {		// my rank is better than the worst 3
				if(myRank < 5) {
					startIndex = 0;
					endIndex = rankingRecordCount > 7 ? 7 : rankingRecordCount;
				} else {
					startIndex = myRankIndex - 3;
					endIndex = myRankIndex + 4;
				}
			} else {		// my rank is in the worst 3
				startIndex = rankingRecordCount > 7 ? rankingRecordCount - 7 : 0;
				endIndex = rankingRecordCount;
			}
		}

		return startIndex;
	}

	getEndIndex(rankingRecordManager) {
		let rankingRecordCount = rankingRecordManager.count;
		let myRank = this.getMyRank(rankingRecordManager);
		let myRankIndex = myRank - 1;

		let startIndex = 0;
		let endIndex = rankingRecordCount;
		if(rankingRecordCount > 7) {
			if(myRank < rankingRecordCount - 3) {		// my rank is better than the worst 3
				if(myRank < 5) {
					startIndex = 0;
					endIndex = rankingRecordCount > 7 ? 7 : rankingRecordCount;
				} else {
					startIndex = myRankIndex - 3;
					endIndex = myRankIndex + 4;
				}
			} else {		// my rank is in the worst 3
				startIndex = rankingRecordCount > 7 ? rankingRecordCount - 7 : 0;
				endIndex = rankingRecordCount;
			}
		}

		return endIndex;
	}


	printRecord(type, index, data) {
		var style = { font: "20px Arial", fill: "#fff", align: "right", boundsAlignH: "right", boundsAlignV: "top" };

		// rank
		style.boundsAlignH = "right";
		game.add.text(this.getPosX(type), this.getPosY(index), data.rank, style)
			.setTextBounds(0, 0, 40, 40)
			.setShadow(3, 3, 'rgba(0, 0, 0, 0.5)', 2);

		// player name
		game.add.text(this.getPosX(type) + 60, this.getPosY(index), data.playerName, style)
			.setTextBounds(0, 0, 60, 60)
			.setShadow(3, 3, 'rgba(0, 0, 0, 0.5)', 2);

		// bestRecord
		let bestRecord = StringUtil.getRecordTextWithoutUnit(data.bestRecord);
		style.boundsAlignH = "right";
		game.add.text(this.getPosX(type) + 120, this.getPosY(index), bestRecord, style)
			.setTextBounds(0, 0, 80, 60)
			.setShadow(3, 3, 'rgba(0, 0, 0, 0.5)', 2);
	}

	getPosX(type) {
		let posX = 0;

		switch(type) {
			case DBConnectManager.TYPE_MY_RANKING_HOUR:
			case DBConnectManager.TYPE_ALL_RANKING_HOUR:
			posX = 320;
			break;

			case DBConnectManager.TYPE_MY_RANKING_DAY:
			case DBConnectManager.TYPE_ALL_RANKING_DAY:
			posX = 540;
			break;

			case DBConnectManager.TYPE_MY_RANKING_MONTH:
			case DBConnectManager.TYPE_ALL_RANKING_MONTH:
			posX = 760;
		}

		return posX;
	}

	getPosY(index) {
		return game.world.height / 2 + 90 + 30 * index;
	}

}