Funkin/source/funkin/freeplayStuff/LetterSort.hx

package funkin.freeplayStuff;

import flixel.FlxSprite;
import flixel.group.FlxGroup.FlxTypedGroup;
import flixel.group.FlxGroup;
import flixel.group.FlxSpriteGroup.FlxTypedSpriteGroup;

class LetterSort extends FlxTypedSpriteGroup<FreeplayLetter>
{
	public var letters:Array<FreeplayLetter> = [];

	var curSelection:Int = 0;

	public var changeSelectionCallback:String->Void;

	public function new(x, y)
	{
		super(x, y);

		var leftArrow:FreeplayLetter = new FreeplayLetter(-20, 0);
		leftArrow.animation.play("arrow");
		add(leftArrow);

		for (i in 0...6)
		{
			var letter:FreeplayLetter = new FreeplayLetter(i * 80, 0, i);
			add(letter);

			letters.push(letter);

			if (i == 3)
				letter.alpha = 0.6;

			var sep:FreeplayLetter = new FreeplayLetter((i * 80) + 50, 0);
			sep.animation.play("seperator");
			add(sep);
		}

		// changeSelection(-3);
	}

	override function update(elapsed:Float)
	{
		super.update(elapsed);

		if (FlxG.keys.justPressed.E)
			changeSelection(1);
		if (FlxG.keys.justPressed.Q)
			changeSelection(-1);
	}

	public function changeSelection(diff:Int = 0)
	{
		for (letter in letters)
			letter.changeLetter(diff);

		if (changeSelectionCallback != null)
			changeSelectionCallback(letters[3].arr[letters[3].curLetter]); // bullshit and long lol!
	}
}

class FreeplayLetter extends FlxSprite
{
	public var arr:Array<String> = [];

	public var curLetter:Int = 0;

	public function new(x:Float, y:Float, ?letterInd:Int)
	{
		super(x, y);

		frames = Paths.getSparrowAtlas("freeplay/letterStuff");

		var alphabet:String = "abcdefghijklmnopqrstuvwxyz";
		arr = alphabet.split("");
		arr.insert(0, "#");
		arr.insert(0, "ALL");
		arr.insert(0, "fav");

		for (str in arr)
		{
			animation.addByPrefix(str, str + " "); // string followed by a space! intentional!
		}

		animation.addByPrefix("arrow", "mini arrow");
		animation.addByPrefix("seperator", "seperator");

		if (letterInd != null)
		{
			animation.play(arr[letterInd]);
			curLetter = letterInd;
		}
	}

	public function changeLetter(diff:Int = 0)
	{
		curLetter += diff;

		if (curLetter < 0)
			curLetter = arr.length - 1;
		if (curLetter >= arr.length)
			curLetter = 0;

		animation.play(arr[curLetter]);
	}
}