//Sigmoids...

function sigmoid0(x)
{
	return x/(1+Math.abs(x));
}
function sigmoid1(x)
{
	if (x>=0.0) {
		return 1.0
	} else {
		return 0.0
	}
}
function sigmoid2(x)
{
	if (x>=0.0){
		return x
	} else {
		return 0.0
	}
}
function sigmoid3(x)
{
	return x;
}

//DOSE - Doses items for item X slave Y
//Numreq - number of items that are requested for item X for slave Y
//Instore - number of items for item X in master gauge (currently)
//store_last_tick - Number of items for item X in master gauge at time of last tick
//dole - Current dole for item X
//carry - carry for item X slave Y
//prev_req - Numreq for previous request for item X slave Y
//* doleinfo_last - Object with 2 values for last "tick period": numreq - total number or requests for item, numslave - number of slaves requesting that item

//Returns: Array of 3 elements
//0.Number of items to give in that dose
//1.New dole for item X
//2.New carry for item X slave Y
function Dose(numreq,instore,store_last_tick,dole,carry,prev_req,numreq_total_adj)
{
	numreq=Number(numreq);
	instore=Number(instore);
	var instore_adj=instore;
	if (instore_adj==0) instore_adj=0.1;
	
	var b=Math.trunc(prev_req/instore_adj*numreq);
	var inp1=[numreq,instore_adj,store_last_tick/numreq,dole,carry];//0..4
	var inp2=[prev_req/numreq,numreq/numreq_total_adj,store_last_tick/numreq_total_adj,prev_req/instore_adj,b];//5..9
	var inputs=inp1.concat(inp2);
	var internal=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
	var outputs=[0,0,0];
	//NN: Please don't touch :), code is generated
	
outputs[0]=inputs[2]*3.101320028;
outputs[0]=outputs[0]+inputs[7]*0.5471593142;
outputs[0]=outputs[0]+inputs[3]*2.691268921;
outputs[0]=outputs[0]+outputs[1]*-1.64255929;
outputs[0]=outputs[0]+inputs[6]*0.7746122479;
outputs[0]=sigmoid0(outputs[0]);
outputs[1]=inputs[2]*-0.9946503043;
outputs[1]=outputs[1]+inputs[1]*0.2128598392;
outputs[1]=sigmoid0(outputs[1]);
outputs[2]=sigmoid2(outputs[2]);

	outputs[0]=Number(outputs[0]);
	if (outputs[0]<0) outputs[0]=0;
	outputs[0]=outputs[0]*numreq;
	var res1=Math.round(outputs[0]);
	if (res1>numreq) res1=numreq;
	if (res1>instore) res1=instore;
	if (res1<0) res1=0;
	carry=sigmoid0(outputs[2]);
	return [res1,sigmoid0(outputs[1]),carry];
}

//TICK - Updates values for item X, should be called once for each item for each round of all slaves requesting that item
//Instore - number of items for item X in master gauge (currently)
//dole - Current dole for item X
//store_last_tick - Number of items for item X in master gauge at time of last tick (not this one)
//* doleinfo_last - Object with 2 values for last "tick period": numreq - total number or requests for item, numslave - number of slaves requesting that item
//* doleinfo_new - Object with 2 values for new "tick period": numreq - total number or requests for item, numslave - number of slaves requesting that item


//Returns: Array of 2 elements
//0.New dole for item X
//1.Guessed percentage average of items supplied in last 10 ticks
function Tick(instore,dole,store_last_tick,numreq_total_adj)
{
	var instore_adj=instore;
	if (instore_adj==0) instore_adj=0.1;
	var inputs=[instore,dole,store_last_tick/instore_adj,store_last_tick/numreq_total_adj];
	var internal=[0,0,0,0,0];
	var outputs=[0,0];
	//NN: Please don't touch :), code is generated
	
internal[2]=sigmoid0(internal[2]);
outputs[0]=internal[2]*0.4049594998;
outputs[0]=outputs[0]+1.0*-5.026565075;
outputs[0]=outputs[0]+inputs[0]*0.9100194573;
outputs[0]=outputs[0]+inputs[1]*-1.063795686;
outputs[0]=sigmoid1(outputs[0]);
outputs[1]=outputs[0]*1.049500823;
outputs[1]=outputs[1]*inputs[0]*3.437163115;
outputs[1]=sigmoid0(outputs[1]);



	avg=outputs[1];
	if (numreq_total_adj<0.11) avg=1;//When no item's are requested, result is 0.1 ; In that case there is no deficit, so return 1 = 100% demand fulfilled
	if (avg>1) avg=1;
	if (avg<0) avg=0;
	
	return [sigmoid0(outputs[0]),avg];
}

module.exports = {Dose,Tick}