#include "KartingMusic.as";
Random rnd();

const string stereo = "StereoPlayer.png";

const f32 HUD_X = getScreenWidth()/2;
const f32 HUD_Y = getScreenHeight();

bool showing;
bool mouse_over_showbutton;
bool mouse_over_nextbutton;
bool mouse_over_stopplaybutton;
bool mouse_over_backbutton;
Vec2f buttonframesize = Vec2f(16,16);

Vec2f topleft = Vec2f(24, HUD_Y-96);
Vec2f nextbuttonpos = topleft + Vec2f(204, 63);
//Vec2f letterpos;

SColor showbuttoncolor;
SColor nextbuttoncolor;

void onInit(CRules@ this)
{
    //onRestart(this);
}

//void onRestart( CRules@ this )
//{
//	CPlayer@ player = getLocalPlayer();
//	if (player is null) return;
//	CMixer@ mixer = getMixer();
//	if (mixer is null) return;
//
//	if (mixer.getPlayingCount() == 0)
//    {
//	    rnd.Reset(player.getNetworkID()+getGameTime());
//	    s8 num = rnd.NextRanged(7);
//		this.set_s8("track", num);
//		this.SyncToPlayer("track", player);
//		this.set_string("musictrack" ,TrackNames[num]);
//		this.set_u16("tracktimer", getGameTime());
//		mixer.StopAll();
//		mixer.FadeInRandom(num , 25.0f);
//	}
//}

void onTick(CRules@ this)
{
	//if (!getNet().isClient()) return;
	CPlayer@ player = getLocalPlayer();
	if (player is null) return;
	CMixer@ mixer = getMixer();
	if (mixer is null) return;
	CControls@ controls = getControls();
	if (controls is null) return;

	if (mixer.getPlayingCount() == 0)
    {
	    rnd.Reset(player.getNetworkID()+getGameTime());
	    s8 num = rnd.NextRanged(7);
		this.set_s8("track", num);
		this.SyncToPlayer("track", player);
		this.set_string("musictrack" ,TrackNames[num]);
		this.set_u16("tracktimer", getGameTime());
		mixer.StopAll();
		mixer.FadeInRandom(num , 25.0f);
	}

	const bool keyAction1 = (controls.isKeyJustPressed(controls.getActionKeyKey(AK_ACTION1)));
	Vec2f mousePos = controls.getMouseScreenPos();

	Vec2f showbuttonpos = topleft + Vec2f(224, 27);

	mouse_over_showbutton = (mousePos.x > showbuttonpos.x && mousePos.x < showbuttonpos.x+32 && mousePos.y > showbuttonpos.y-24 && mousePos.y < showbuttonpos.y);
	mouse_over_nextbutton = (mousePos.x > nextbuttonpos.x-48 && mousePos.x < nextbuttonpos.x+24 && mousePos.y > nextbuttonpos.y && mousePos.y < nextbuttonpos.y+24);

	showbuttoncolor = mouse_over_showbutton ? SColor(255, 145, 145, 255) : color_white;
	nextbuttoncolor = mouse_over_nextbutton ? SColor(255, 145, 145, 255) : color_white;

	if (showing && mouse_over_showbutton && keyAction1)
	{
		showing = false;
		Sound::Play("select.ogg");
	}
	else if (!showing && mouse_over_showbutton && keyAction1)
	{
		showing = true;
		Sound::Play("select.ogg");
	}
	else if (showing && mouse_over_nextbutton && keyAction1)
	{
		s8 currenttrack = this.get_s8("track");
		if (currenttrack == 7)
		currenttrack = 0;
		else
		currenttrack++;

		this.set_s8("track", currenttrack);
		this.SyncToPlayer("track", player);
		this.set_string("musictrack" , TrackNames[currenttrack]);
		this.set_u16("tracktimer", getGameTime());
		mixer.StopAll();
		mixer.FadeInRandom(currenttrack , 0.5f);
		Sound::Play("select.ogg");

		offset = 0;
		substr_letters = 0;
		timer = 50;
	}

	s32 gametime = getGameTime();

	topleft.y = showing ? HUD_Y-96 : HUD_Y-24;
}

f32 offset = 0;
u8 substr_letters = 0;
f32 timer = 0;
string song_name = "";

void onRender(CRules@ this)
{
	CPlayer@ player = getLocalPlayer();
	if (player is null) return;


	GUI::DrawIcon(stereo, 0,  Vec2f(128, 48), topleft , 1.0f); // background

	Vec2f showbuttonpos = topleft + Vec2f(224, showing ? 27 : -2);
	GUI::DrawIcon(stereo, 24, buttonframesize,  showbuttonpos, 1.0f, showing ? -1.0: 1.0f, showbuttoncolor); // up down button

	if (showing)
	{
		GUI::DrawIcon(stereo, 25, buttonframesize, topleft + Vec2f(58,  63), 1.0f, color_white); // back button
		GUI::DrawIcon(stereo, 26, buttonframesize, topleft + Vec2f(114, 63), 1.0f, color_white); // stop/play button
		GUI::DrawIcon(stereo, 25, buttonframesize, topleft + Vec2f(198, 63), -1.0f, 1.0f, nextbuttoncolor); // next button

		GUI::SetFont("hud");

		//float time = (getGameTime()*2.0f);
		//f32 tracktimer = this.get_u16("tracktimer");
		//string track = this.get_string("musictrack");

		//GUI::DrawText(track, topleft+Vec2f(25, 18)*2, color_white);
		//GUI::DrawText(track, topleft+Vec2f(25, 18)*2, topleft+Vec2f(103, 27)*2, color_white, false, false);

		string track = this.get_string("musictrack");
		Vec2f dim;
		GUI::GetTextDimensions(track, dim);
		if(dim.x > 150)
		{
			string final_string = track.substr(substr_letters, track.size()-substr_letters);
			GUI::GetTextDimensions(final_string, dim);
			if(dim.x + offset > 150 && timer == 0)
			{
				offset -= getRenderApproximateCorrectionFactor()/3.0f;
				while(dim.x + offset > 150)
				{
					final_string = final_string.substr(0, final_string.size()-1);
					GUI::GetTextDimensions(final_string, dim);
				}
				song_name = final_string;
			}
			else
			{
				timer += getRenderApproximateCorrectionFactor()/3.0f;
				if(timer < 35)
				{
					song_name = final_string;
				}
				else if (timer < 70)
				{
					final_string = track;
					GUI::GetTextDimensions(final_string, dim);
					while(dim.x > 150)
					{
						final_string = final_string.substr(0, final_string.size()-1);
						GUI::GetTextDimensions(final_string, dim);
					}
					song_name = final_string;
				}
				else
				{
					substr_letters = 0;
					timer = 0;
				}
			}
		}
		else
		{
			offset = 0;
			substr_letters = 0;
			song_name = track;
		}

		GUI::DrawText(song_name, topleft+Vec2f(25+offset, 18)*2, color_white);

		if(offset < 0)
		{
			string char_to_remove = song_name.substr(0, 1);
			Vec2f dim2;
			GUI::GetTextDimensions(char_to_remove, dim2);
			offset += dim2.x/2.0f;
			substr_letters++;
		}
	}
}