class KeyTextData {

	constructor(normalText, shiftText, shiftHandSide) {
		this.normalText = normalText;
		this.shiftText = shiftText;
		this.shiftHandSide = shiftHandSide;
	}

}

class KeyMapper {

	constructor() {
		this.keyboardKeyMap = {};
		this.inputKeyMap = {};

		this.registerKeyTextData("`", "`", "~", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData("1", "1", "!", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData("2", "2", "@", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData("3", "3", "#", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData("4", "4", "$", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData("5", "5", "%", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData("6", "6", "^", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("7", "7", "&", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("8", "8", "*", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("9", "9", "(", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("0", "0", ")", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("-", "-", "_", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("=", "=", "+", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("backspace", "backspace", "backspace", KeyTextData.NONE_HAND);

		this.registerKeyTextData("tab", "tab", "tab", KeyTextData.NONE_HAND);
		this.registerKeyTextData("[", "[", "{", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("]", "]", "}", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("\\", "\\", "|", KeyTextData.LEFT_HAND);

		this.registerKeyTextData("caps_lock", "caps lock", "caps lock", KeyTextData.NONE_HAND);
		this.registerKeyTextData(";", ";", ":", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("'", "'", "\"", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("enter", "enter", "enter", KeyTextData.NONE_HAND);

		this.registerKeyTextData("left_shift", "left_shift", "left_shift", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("right_shift", "right_shift", "right_shift", KeyTextData.RIGHT_HAND);
		this.registerKeyTextData(",", ",", "<", KeyTextData.LEFT_HAND);
		this.registerKeyTextData(".", ".", ">", KeyTextData.LEFT_HAND);
		this.registerKeyTextData("/", "/", "?", KeyTextData.LEFT_HAND);

		this.registerKeyTextData("left_ctrl", "ctrl", "ctrl", KeyTextData.NONE_HAND);
		this.registerKeyTextData("window", "window", "window", KeyTextData.NONE_HAND);
		this.registerKeyTextData("left_alt", "alt", "alt", KeyTextData.NONE_HAND);
		this.registerKeyTextData("chinese", "한자", "한자", KeyTextData.NONE_HAND);
		this.registerKeyTextData("space", "space", "space", KeyTextData.BOTH_HAND);
		this.registerKeyTextData("korean_english", "한/영", "한/영", KeyTextData.NONE_HAND);
		this.registerKeyTextData("right_alt", "alt", "alt", KeyTextData.NONE_HAND);
		this.registerKeyTextData("right_ctrl", "ctrl", "ctrl", KeyTextData.NONE_HAND);
	}

	registerKeyTextData(keyID, normalText, shiftText, shiftHandSide) {
		this.keyboardKeyMap[keyID] = new KeyTextData(normalText, shiftText, shiftHandSide);

		if(this.inputKeyMap[normalText] === undefined)
			this.inputKeyMap[normalText] = keyID;
		if(this.inputKeyMap[shiftText] === undefined)
			this.inputKeyMap[shiftText] = keyID;
	}


	getNormalText(keyID) {
		// console.log(this.keyboardKeyMap[keyID]);
		return this.keyboardKeyMap[keyID].normalText;
	}

	getShiftText(keyID) {
		return this.keyboardKeyMap[keyID].shiftText;
	}

	getShiftHandSide(keyID) {
		return this.keyboardKeyMap[keyID].shiftHandSide;
	}



	getKeyIDOfText(text) {
		return this.inputKeyMap[text];
	}

	getShiftTypeOfText(text) {
		let keyID = this.getKeyIDOfText(text);
		return this.keyboardKeyMap[keyID].shiftHandSide;
	}

}