var tt = 0;
if(process.argv.length>2){
 tt = Number(process.argv[2]);
};

var width = [240,3*240];
var height = [240,3*240];

var pixels = [];

pixels[0] = blankpixelmap(0,width[0],height[0]);
var fs = require('fs');
b1 = fs.readFileSync('colours0.bmp', 'hex');

for(dc=0;dc<width[0]*height[0];dc++){
 pixels[0][dc%width[0]][Math.floor(dc/width[0])] = [(hextodec(b1[112+6*dc])*16+hextodec(b1[113+6*dc])),
						    (hextodec(b1[110+6*dc])*16+hextodec(b1[111+6*dc])),
						    (hextodec(b1[108+6*dc])*16+hextodec(b1[109+6*dc]))];
};

pixels[1] = blankpixelmap([0,0,0,0],width[0],height[0]);
for(acc=0;acc<width[0];acc++){
 for(acd=0;acd<height[0];acd++){
  nwhite = 0
  nred = 0
  ngreen = 0
  nblue = 0
  for(n=0;n<9;n++){
	white = Math.min(pixels[0][acc][acd][0],pixels[0][acc][acd][1],pixels[0][acc][acd][2])/(1+nwhite)
	red   = pixels[0][acc][acd][0]/(1+nwhite+nred)
	green = pixels[0][acc][acd][1]/(1+nwhite+ngreen)
	blue  = pixels[0][acc][acd][2]/(1+nwhite+nblue)
	if( white>=red && white>=green && white>=blue ){
		nwhite++
    }else if(red>=green && red>=blue){
		nred++
	}else if(green>=blue){
		ngreen++
	}else{
		nblue++
	}
  }
  pixels[1][acc][acd] = [nwhite,nred,ngreen,nblue]
 };
};

rx = [0,1,2,0,1,2,0,1,2]
ry = [0,1,2,1,2,0,2,0,1]
pixels[2] = blankpixelmap(0,width[1],height[1]);
for(acc=0;acc<width[0];acc++){
 for(acd=0;acd<height[0];acd++){
	white = pixels[1][acc][acd][0]
	red = 	pixels[1][acc][acd][1]
	green =	pixels[1][acc][acd][2]
	//blue =	pixels[1][acc][acd][3]
	//for(k=0;k<white;k++){
	//	pixels[2][3*acc+rx[k]][3*acd+ry[k]] = 0
	//}
	for(k=white;k<white+red;k++){
		pixels[2][3*acc+rx[k]][3*acd+ry[k]] = 1
	}
	for(k=white+red;k<white+red+green;k++){
		pixels[2][3*acc+rx[k]][3*acd+ry[k]] = 2
	}
	for(k=white+red+green;k<9;k++){
		pixels[2][3*acc+rx[k]][3*acd+ry[k]] = 3
	}
 }
}

mytext = ""
time = 54000
time2 = 0
centerx = width[1]/2
centery = height[1]/2
for(i=1;i<width[1]/2;i++){
	myfunction(centerx-i,centery+i)
	myfunction(centerx-i,centery-i)
	myfunction(centerx+i,centery+i)
	for(j=1-i;j<i;j++){
		myfunction(centerx+j,centery+i)
		myfunction(centerx+j,centery-i)
		myfunction(centerx-i,centery+j)
		myfunction(centerx+i,centery+j)
	}
	myfunction(centerx+i,centery-i)
}

b2 = fs.readFileSync('replay2.dat', 'hex');
b2+= ""+mytext

time+=60*60*60*24//24hours
b2+= "0c" + hex(time,5);//clear cursor		//padding so replay doesnt end immediately after all the action

//var fs = require('fs');
var buf = new Buffer.from(b2, 'hex');
fs.writeFile('replay.dat', buf, (err) => { if (err) throw err; });

//console.log(pixels[1])
//draw("factorio",1,pixels[2])



//-----------here be functions---------//



function myfunction(qx,qy){
	if(pixels[2][qx][qy]==3){
		mytext+= "4B"+ hex(time,5) + "28"+"00"+"04"+"000000"//craft 4 discharge remotes
	}
	mytext+= "53" + hex(time,5) + hex(3+pixels[2][qx][qy],1) + "00" + hex(1,1) + "000000"//cancel craft
	time2++
	if(time2%1000==0){
		time++
	}
}

function hex(x,b){
 var hext = ["0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f"];
 var out = "";
 for(m=0;m<b;m++){
  out+= hext[Math.floor( (x/Math.pow(16,2*m+1))%16 )] + hext[Math.floor( (x/Math.pow(16,2*m))%16 )];
 };
 return(out);
};

function dectohex(yourNumber){
 return(yourNumber.toString(16));
};

function hextodec(hexString){
 return(parseInt(hexString, 16));
};

function blankpixelmap(bd,width,height){//bd is value for every pixel
 var ba = [];
 for(bb=0;bb<width;bb++){
  ba[bb] = [];
  for(bc=0;bc<height;bc++){
   ba[bb][bc] = bd;
  };
 };
 return(ba);
};

function rgb2hex(rgb){//rgb in array
 var pad = ["","0","00","000","0000","00000","000000"];
 var aa = dectohex( rgb[0]+256*rgb[1]+256*256*rgb[2] );
 aa = pad[6-aa.length]+aa;
 return(aa);
};

function draw(name,frame,hexmap){
 /*1920x804 header*///  var mytext = "424D36AA46000000000036000000280000008007000024030000010018000000000000AA460000000000000000000000000000000000";
 /*656,480 header*///   var mytext = "424D366A0E0000000000360000002800000090020000E00100000100180000000000006A0E0000000000000000000000000000000000";
 /*800x600 header*///   var mytext = "424D36F915000000000036000000280000002003000058020000010018000000000000F91500130B0000130B00000000000000000000";
 /*1920x1080 header*/ var mytext =   "424D36EC5E000000000036000000280000008007000038040000010018000000000000EC5E0000000000000000000000000000000000";
 /*3840x2160 header*/// var mytext = "424D36B07B01000000003600000028000000000F000070080000010018000000000000B07B0100000000000000000000000000000000";
 for(ay=0;ay<hexmap[0].length;ay++){
  for(ax=0;ax<hexmap.length;ax++){
    mytext+=hexmap[ax][ay];
  };
 };
 var fs = require('fs');
 var buf = new Buffer.from(mytext, 'hex');
 var pad = ["000","00","0",""];
 //fs.writeFile(name+pad[(""+frame).length-1]+frame+'.bmp', buf, (err) => { if (err) throw err; });

 fs.writeFile(name+frame+'.bmp', buf, (err) => { if (err) throw err; });

};