//-----------------------------------------------------------------------------
//-------- Copyright (c)2003-2016. All Rights Reserved. -----------------------
//-----------------------------------------------------------------------------
// file implementing MIDI controller 'Numark Party Mix'
// last revision: 2017-06-07
//Author: Tollen Francisco, 2017-06-07
//
//----------------------------------------------------------------------------- 
function getLanguageVersion()
{
	return 1;// do not modify this, this should be 1 for all scripts
}
//----------------------------------------------------------------------------- 
function getFileVersion()
{
	return 1;// update this as needed
}
//----------------------------------------------------------------------------- 
// return a user friendly name for the controller supported
function getControllerUserFriendlyName()
{
	return "";
}
//----------------------------------------------------------------------------- 
// return the communication type that the controller supports 
// this can be either 'midi' or 'hid' (please return only one of them in case the controller supports both)
function getControllerType()
{
	return 'midi';
}
//----------------------------------------------------------------------------- 
//----------------------------------------------------------------------------- 
//----------------------------------------------------------------------------- 
// preferred way to identify the controller (using the USB device VID and PID -- vendor and product id)
// return false if the controller does not support this kind of identification
// osId -- 0 Windows; 1 MacOSX; 2 Linux; -1 unknown
function getSupportedHidDeviceVID(osId)
{
	return false;
}
//----------------------------------------------------------------------------- 
function getSupportedHidDevicePID(osId)
{
	return false;
}
//----------------------------------------------------------------------------- 
// this is NOT the preferred way to identify the controller but you should use
// it if the controller does not support standard USB VID and PID identification
// return false if the controller does not support this kind of identification
// osId -- 0 Windows; 1 MacOSX; 2 Linux; -1 unknown
function getSupportedHidDeviceName(osId)
{
	return false;
}
//----------------------------------------------------------------------------- 
//----------------------------------------------------------------------------- 
//----------------------------------------------------------------------------- 
// preferred way to identify the controller (using the USB device VID and PID -- vendor and product id)
// return false if the controller does not support this kind of identification
// osId -- 0 Windows; 1 MacOSX; 2 Linux; -1 unknown
function getSupportedMidiDeviceVID(osId)
{	
	return 0x15E4;
}
//----------------------------------------------------------------------------- 
function getSupportedMidiDevicePID(osId)
{	
	return 0x0038;	
}
//----------------------------------------------------------------------------- 
// preferred way to identify the controller (if it supports MIDI SysEx)
// return false if the controller does not support this kind of identification
function getSupportedMidiSysExIdString(osId)
{
	// sysex response to 'F0 7E 7F 06 01 F7' (identification request sysex)
	// please note that the response contains 5 bytes in hex format containing
	// the Manufacturer ID (3 bytes) and Model Number (2 bytes)
	// ATTN: the returned value should omit the standard 'F0 7E 00 06 02' message start
	return "013F38001900010004000000000000000000000000000000000000000000F7"; //very long sysex id
	
}
//----------------------------------------------------------------------------- 
// this is NOT the preferred way to identify the controller but you should use
// it if the controller does not support standard MIDI SysEx identification
// return false if the controller does not support this kind of identification
// osId -- 0 Windows; 1 MacOSX; 2 Linux; -1 unknown
function getSupportedMidiDeviceNameForInput(osId)
{
	return false;
	
}
//----------------------------------------------------------------------------- 
function getSupportedMidiDeviceNameForOutput(osId)
{
	return false;
	
}
//----------------------------------------------------------------------------- 
//----------------------------------------------------------------------------- 
// some variables necessary only for this particular script
var jogWheelsInScratchMode			=[0,0,0,0];
var padMode                         =['cue','cue'];
//----------------------------------------------------------------------------- 
// this is called when the controller is initialized and the control is passed to this script
// use this to initialize any variables you might need, the controller' leds, etc
// uniqueId is a unique integer between 0..15 that is guaranteed not to change for 
// a certain opened controller -- please note that there can be many controllers
// of the same type in use at the same time ! Use uniqueId to identify between them
function controllerInit(uniqueId)
{
	debug('controllerInit Party Mix ['+uniqueId+']');// this outputs a string to DebugView app on Win
	callSendAllNotifications(uniqueId, true);// send all notifications to the controller (so that we don't have to manually init all leds/lcd screens)
	for(var x=0;x<2;x++){
		sendMidi(uniqueId,0x90,x+4,0x14,0x7F);//pad1
		sendMidi(uniqueId,0x90,x+4,0x15,0x7F);//pad2
		sendMidi(uniqueId,0x90,x+4,0x16,0x7F);//pad3
		sendMidi(uniqueId,0x90,x+4,0x17,0x7F);//pad4
		sendMidi(uniqueId,0x90,x,0x00,0x00);//play
		sendMidi(uniqueId,0x90,x,0x01,0x00);//cue
		sendMidi(uniqueId,0x90,x,0x02,0x00);//sync
		sendMidi(uniqueId,0x90,x,0x07,0x00);//scratch
	}	
	call('sleep', 10);// delay for 10ms to allow the MIDI out buffer to flush
	
}
//----------------------------------------------------------------------------- 
// called just before the controller will be deinitialized and the control will go away from the script
// use to power off any powered leds, etc
function controllerDeinit(uniqueId)
{
	
	for(var x=0;x<2;x++){
		sendMidi(uniqueId,0x90,x+4,0x14,0x00);//pad1
		sendMidi(uniqueId,0x90,x+4,0x15,0x00);//pad2
		sendMidi(uniqueId,0x90,x+4,0x16,0x00);//pad3
		sendMidi(uniqueId,0x90,x+4,0x17,0x00);//pad4
		sendMidi(uniqueId,0x90,x,0x00,0x00);//play
		sendMidi(uniqueId,0x90,x,0x01,0x00);//cue
		sendMidi(uniqueId,0x90,x,0x02,0x00);//sync
		sendMidi(uniqueId,0x90,x,0x07,0x00);//scratch
		sendMidi(uniqueId,0x80,x,0x1B,0x00);//monitor
	}	
	call('sleep', 10);// delay for 10ms to allow the MIDI out buffer to flush

}
//----------------------------------------------------------------------------- 
// this is your main target function to implement the controller -- this is called 
// for each and every MIDI message that comes from the controller itself
// return true if the message was processed by the script and false to let it 
// pass thru the software (eg. so it can be assigned by the user using the LEARN function)
function messageReceived(uniqueId,status,channel,data1,data2)
{
	//debug('messageReceived ['+uniqueId+'] - status:'+status+' channel:'+channel+' data1:'+data1+' data2:'+data2);
	var messageNotProcessed=false;
	
    //if(channel==2) channel = 1;else if(channel==1) channel = 2; // use this to switch channel; 2 and 3 instead of multiple if's
	switch(status)
	{
	//-----------------------------------------------
	// controllers: sliders, knobs, jog-wheels, encoders ('moving' things)
	case 0xE0: // call('setDeckPitch', channel, data2); break; //pitch sliders decks 1-4
		break;
	
	case 0xB0:
		switch(data1)
		{
		case 0x00:
			if(data2 >= 1 && data2 <= 0x3F) 
				call('lbMoveCursor', 1);
			else 
				call('lbMoveCursor', -1);
		break;
		case 0x01: 
		
		break;
		case 0x02: 
			
		break;
		case 0x03: break;
		case 0x04: break;
		case 0x05: break;
		case 0x06: 
			var val1 = (data2>0x40 ? data2-0x80 : data2);				
				if(jogWheelsInScratchMode[channel]){					
					call('scratchDeckJW', channel, val1, 600);					
				} else {						
					call('moveDeckJogWheel', channel, val1*10, 600);
				}
		
		break;
		case 0x07: break;
		case 0x08:
			call('setCrossfader', data2);
		break;
		case 0x09: 
			call('setDeckPitch', channel, data2); 
		break;
		case 0x0A: call('setMasterGain', data2); break;
		case 0x0B: break;
		case 0x0C: call('setMonitorGain', data2); break;
		case 0x0D: call('setCuePgmMix', data2); break;
		case 0x0E: break;
		case 0x0F: break;
		case 0x10: break;
		case 0x11: break;
		case 0x12: break;
		case 0x13: break;
		case 0x14: break;
		case 0x15: break;
		case 0x16: 
			
		break;
		case 0x17: 
			call('setDeckGain', channel, data2);
		break;
		case 0x18: 
			call('setDeckEqHigh', channel, data2);
		break;
		case 0x19: 
			call('setDeckEqLow', channel, data2);
		break;
		case 0x1A: 
			
			
		break;
		case 0x1B: break;
		case 0x1C: 
			call('setDeckVolume', channel, data2);
		break;
		case 0x1D: break;
		case 0x1E: break;
		case 0x1F: break;
		case 0x20: break;
		case 0x21: break;
		case 0x22: break;
		case 0x23: break;
		case 0x24: break;
		case 0x25: break;
		case 0x26: break;
		case 0x27: break;
		case 0x28: break;
		case 0x29: break;
		case 0x2A: break;
		case 0x2B: 
			
		break;
		case 0x2C: break;
		case 0x2D: break;
		case 0x2E: break;
		case 0x2F: break;
		case 0x30: break;
		case 0x31: break;
		case 0x32: break;
		case 0x33: break;
		case 0x34: break;
		case 0x35: break;
		case 0x36: break;
		case 0x37: break;
		case 0x38: break;
		case 0x39: break;
		case 0x3A: break;
		case 0x3B: break;
		case 0x3C: break;
		case 0x3D: break;
		case 0x3E: break;
		case 0x3F: break;
		
		
		default: messageNotProcessed = true;
		}
	break;
	//-----------------------------------------------
	// note on/off: buttons, switches ('pressing' things)
	case 0x80:
	case 0x90:
		//if(data2==0x40) data2 = 0x7F;
		
		switch(data1)
		{
		case 0x00:
			if(channel == 4 || channel == 5){
				//padmode = cuepoints
				padMode[channel-4] = 'cue';
				
			} else if(channel == 0x0F) {
				if(data2) call('lbToggleSelect', data2);
			} else {
				call('deckPlayPause', channel, data2);
			}
			
			
		break;
		case 0x01: 
			call('deckCue', channel, data2);
		break;
		case 0x02: 
			if(channel == 0x0F){
				if(data2)
					call('deckLBLoad', 0, data2);
			} else {
				call('deckSync', channel, data2);
				
			}
			
		break;
		case 0x03: 
			if(channel == 0x0F){
				if(data2)
					call('deckLBLoad', 1, data2);
			}
		break;
		case 0x04: 
			
		break;
		case 0x05: 
			
		break;
		case 0x06: 
			
		break;
		case 0x07: 
			if(data2){
				jogWheelsInScratchMode[channel] = (jogWheelsInScratchMode[channel]+1)%2;
				sendMidi(uniqueId,0x90,channel,0x07,(jogWheelsInScratchMode[channel] ? 0x7F : 0x00));
			}
			
			
		break;
		case 0x08: break;
		case 0x09: 
			
		break;
		case 0x0A: break;
		case 0x0B: 
			if(channel == 4 || channel == 5){
				//padmode = loop
				padMode[channel-4] = 'loop';
			}
		break;
		case 0x0C: 
			
		break;
		case 0x0D: 
			
		break;
		case 0x0E: 
			if(channel == 4 || channel == 5){
				//padmode = loop
				padMode[channel-4] = 'sampler';
				
			} else {
				
			}
		break;
		case 0x0F: break;
		case 0x10: 
			
		break;
		case 0x11: break;
		case 0x12: break;
		case 0x13: break;
		case 0x14: //pad 1 button
			if(channel == 4 || channel == 5){
				sendMidi(uniqueId,0x90,channel,0x14,(data2 ? 0x00 : 0x7F));
				switch(padMode[channel-4]){
						case "cue":
							call('deckCuePos1', channel-4, data2);
							break;
						case "loop":
							call('deckLoop1', channel-4, data2); 
							break;
						case "sampler":
							if(data2)
								call('samplerPlay', 1);
							break;
						
				}
			}
		break;
		case 0x15: //pad 2 button
			if(channel == 4 || channel == 5){
				sendMidi(uniqueId,0x90,channel,0x15,(data2 ? 0x00 : 0x7F));
				switch(padMode[channel-4]){
						case "cue":
							call('deckCuePos2', channel-4, data2);
							break;
						case "loop":
							call('deckLoop2', channel-4, data2); 
							break;
						case "sampler":
							if(data2)
								call('samplerPlay', 2);
							break;
						
				}
			}
		break;
		case 0x16: //pad 3 button
			if(channel == 4 || channel == 5){
				sendMidi(uniqueId,0x90,channel,0x16,(data2 ? 0x00 : 0x7F));
				switch(padMode[channel-4]){
						case "cue":
							call('deckCuePos3', channel-4, data2);
							break;
						case "loop":
							call('deckLoop4', channel-4, data2); 
							break;
						case "sampler":
							if(data2)
								call('samplerPlay', 3);
							break;
						
				}
			}
		break;
		case 0x17: //pad 4 button
			if(channel == 4 || channel == 5){
				sendMidi(uniqueId,0x90,channel,0x17,(data2 ? 0x00 : 0x7F));
				switch(padMode[channel-4]){
						case "cue":
							call('deckCuePos4', channel-4, data2);
							break;
						case "loop":
							call('deckLoop8', channel-4, data2); 
							break;
						case "sampler":
							if(data2)
								call('samplerPlay', 4);
							break;
						
				}
			}
		break;
		case 0x18: 
		
		break;
		case 0x19: 
		
		break;
		case 0x1A: 
		
		break;
		case 0x1B: 						
			switch(status){
				case 0x90:
					call('deckMonitor', channel, 0x7F);
					call('deckMonitor', channel, 0x00);
					break;
				case 0x80:
					call('deckMonitor', channel, 0x7F);
					call('deckMonitor', channel, 0x00);
					break;
			}
		break;
		case 0x1C: break;
		case 0x1D: break;
		case 0x1E: break;
		case 0x1F: break;
		case 0x20: break;
		case 0x21: break;
		case 0x22: break;
		case 0x23: break;
		case 0x24: break;
		case 0x25: break;
		case 0x26: break;
		case 0x27: break;
		case 0x28: 
			
		break;
		case 0x29: 
			
		break;
		case 0x2A: break;
		case 0x2B: 
			
		break;
		case 0x2C: 
			
		break;
		case 0x2D: break;
		case 0x2E: break;
		case 0x2F: break;
		case 0x30: break;
		case 0x31: break;
		case 0x32: 
			
		break;
		case 0x33: break;
		case 0x34: 
			
		break;
		case 0x35: 
			
		break;
		case 0x36: break;
		case 0x37: break;
		case 0x38: 
			
		break;
		case 0x39: 
			
		break;
		case 0x3A: break;
		case 0x3B: break;
		case 0x3C: break;
		case 0x3D: break;
		case 0x3E: break;
		case 0x3F: break;
		case 0x77: break;
		
		default: messageNotProcessed = true;
		}
		break;
	//-----------------------------------------------
	default: messageNotProcessed = true;
	}
	if(messageNotProcessed) debug('messageReceived ['+uniqueId+'] - status:'+status+' channel:'+channel+' data1:'+data1+' data2:'+data2);
	return !messageNotProcessed;
}
//----------------------------------------------------------------------------- 
// this is called by the software whenever something important changes (eg. play status, song changed, etc)
// depending on the notification type it may refer to a global event (deck is -1) or a specific deck (deck >= 0)
// and can contain any/all of the parameters: param 1 is an integer, param 2 is a float, param 3 is a string
function notificationReceived(uniqueId,name,deck,param1,param2,param3)
{
	//debug('notif ['+uniqueId+'] name='+name + ' deck='+deck + ' p1(int)='+param1 + ' p2(float)='+param2 + ' p3(str)='+param3);
	var nameLen = name.length;
	
	if(name=='play') 		sendMidi(uniqueId,0x90,deck,0x00,(param1 ? 0x7F : 0X01)); //play
	if(name=='cue') 		sendMidi(uniqueId,0x90,deck,0x01,(param1 ? 0x7F : 0X01)); //cue
	if(name=='onbeat') 		sendMidi(uniqueId,0x90,deck,0x02,(param1 ? 0x7F : 0X01)); //play
	if(name=='monitor') 	sendMidi(uniqueId,(param1 > 0 ? 0x90 : 0x80),deck,0x1B,(param1 > 0 ? 0x7F : 0x00));//monitor
	//debug((currentPadMode[deck]).toString());
	
	
	//if(name=='keyLock') 	sendMidi(uniqueId,0x90,deck,0x0D,(param1 ? 0x3F : 0x01));//keylock
	//if(name=='monitor') 	sendMidi(uniqueId,0x90,deck,0x1B,(param1 ? 0x3F : 0x01));//monitor
	//if(name=='reverse')		sendMidi(uniqueId,0x90,deck,0x10,(param1 ? 0x3F : 0x01));//reverse

	

}

var vuStatus=[0,0,0,0];// last (previous) value for each deck
var vuCurrent=[-44,-36,-28,-20,-16,-12,-8,-4,-2,-1];// at how many dB to trigger each of the 8 leds
function setVUValueForDeck(uniqueId, deck, dbValue)
{	
	
	var howManyLedsToPowerOn=0;// according to the docs there are 8 leds in total
	for(var i=0; i<10; i++)
	{
		// if the current audio dB value is greater than the current led's value it means we need to power it on
		// eg. if we receive -14dB, that is greater than both the 1st and the 2nd leds' values (-53 and -16 in our case; see 'vuCurrent' above)
		if(dbValue >= vuCurrent[i]) howManyLedsToPowerOn = i+1;
	}
	// OK, now we know how many leds need to be on
	// We send a midi out signal ONLY if it's different than what we sent previously.
	// If we don't test for this, we will unnecessary send signals and we may also 
	// choke the controller since it doesn't like receiving too much MIDI data per second
	if(howManyLedsToPowerOn != vuStatus[deck][i])
	{
		// we convert between 0..8 (no led to all leds) to 0.0 .. 1.0 (float) and then to 0x00 .. 0x7F
		var normalizedLedsValue = Math.round((0x7F * howManyLedsToPowerOn) / 8.0);
		// power as many leds as needed - the MC4000 needs only one value and it will control all 8 leds for us (see User Manual - MIDI Commands section)
		//sendMidi(uniqueId, 0xB0, 15, ((deck==0) ? 0x44 : 0x45), normalizedLedsValue);// VU Led (0x44 is left, 0x45 is right)
		sendMidi(uniqueId, 0xB0, deck, 0x1F, normalizedLedsValue);// VU Led (0x44 is left, 0x45 is right)
		
		// save the value
		vuStatus[deck] = howManyLedsToPowerOn;
	}
}
//----------------------------------------------------------------------------- 
// this is called from time to time by the software (several times per second)
// (it is guaranteed that 'timerTick' will get executed ALWAYS right after notificationReceived)
function timerTick(uniqueId)
{
	//debug((looppos).toString());
	//debug('timerTick ['+uniqueId+']');
	//for(var deck=0; deck<2; deck++)
	//{
		//var dbValue = getValue('vumeterDeck', deck);// float dB
		//setVUValueForDeck(uniqueId, deck, dbValue);
	//}
	
	// TODO: ATTN: the following doesn't execute since it is unstable for some reason (most likely the old VU-meters implementation, which would in turn mean that it is OK after all)
	// in any case, we should NOT send constantly MIDI OUT signals to the controller since it will most likely choke on them (it doesn't like to many per second)
	// this whole (next) part should be refactored !
	//return;
}

//----------------------------------------------------------------------------- 
