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@vcealicu
Created May 19, 2017 15:06
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calculateVolumePriceConversionCoefficient = function(currentObj1, currentObj2, timestampForCalculation){
var timePassedObj1 = timestampForCalculation - currentObj1.LASTUPDATE;
var timePassedObj2 = timestampForCalculation - currentObj2.LASTUPDATE;
//negative or 0 cap it at 1
if(timePassedObj1 <=0 ){ timePassedObj1 = 1; }
if(timePassedObj2 <=0 ){ timePassedObj2 = 1; }
//if last update is more than 1 day ago cap it at 1 day
if(timePassedObj1 > 86400){ timePassedObj1 = 86400; }
if(timePassedObj2 > 86400){ timePassedObj2 = 86400; }
/*divide in conversion symbol*/
if(currentObj1.FROMSYMBOL == currentObj2.FROMSYMBOL){
return (currentObj1.VOLUME24HOUR / timePassedObj1) * (currentObj2.VOLUME24HOUR / timePassedObj2);
}
/*divide in conversion symbol*/
if(currentObj1.TOSYMBOL == currentObj2.TOSYMBOL){
return (currentObj1.VOLUME24HOURTO / timePassedObj1) * (currentObj2.VOLUME24HOURTO / timePassedObj2);
}
/**/
if(currentObj1.FROMSYMBOL == currentObj2.TOSYMBOL){
return (currentObj1.VOLUME24HOUR / timePassedObj1) * (currentObj2.VOLUME24HOURTO / timePassedObj2);
}
/*multiply in convresion symbol*/
if(currentObj1.TOSYMBOL == currentObj2.FROMSYMBOL){
return (currentObj1.VOLUME24HOURTO / timePassedObj1) * (currentObj2.VOLUME24HOUR / timePassedObj2);
}
};
overrideCoefficient = function(currentObj1,timestampForCalculation){
if (currentObj1.LASTUPDATE < timestampForCalculation - 3600 || currentObj1.VOLUME24HOUR < 1000 || currentObj1.VOLUME24HOURTO < 10000) {
return false;
}
return true;
};
calculateVolumePriceDirectCoefficient = function(currentObj1, timestampForCalculation){
var timePassedObj1 = timestampForCalculation - currentObj1.LASTUPDATE;
if(timePassedObj1 <= 0){ timePassedObj1 = 1; }
if(timePassedObj1 > 86400){ timePassedObj1 = 86400; }
return currentObj1.VOLUME24HOUR / timePassedObj1;
};
calculateVolumePriceInvertCoefficient = function(currentObj2, timestampForCalculation){
var timePassedObj2 = timestampForCalculation - currentObj2.LASTUPDATE;
if(timePassedObj2 <= 0){ timePassedObj2 = 1; }
if(timePassedObj2 > 86400){ timePassedObj2 = 86400; }
return currentObj2.VOLUME24HOURTO / timePassedObj2;
};
............
/// for the actual function that calls this we use:
var predConv = predictConversion(fromSymbol, toSymbol, market, tryConversion);
var tryNextStep = true;
if (predConv == 'direct') {
overridePVC = overrideCoefficient(globalCoinInfo[fromSymbol].DATA[toSymbol][market][conversionKey],hitTimestamp);
directPVC = calculateVolumePriceDirectCoefficient(globalCoinInfo[fromSymbol].DATA[toSymbol][market][conversionKey],hitTimestamp);
if (tradesIn(toSymbol, fromSymbol)) {
invertPVC = calculateVolumePriceInvertCoefficient(globalCoinInfo[toSymbol].DATA[fromSymbol][market][conversionKey],hitTimestamp);
if( invertPVC > directPVC && !overridePVC ){
predConv = 'invert';
tryNextStep = false;
}
}
if (tryNextStep && tradesIn(fromSymbol, conversionSymbol) && tradesIn(conversionSymbol, toSymbol)) {
multiplyPVC = calculateVolumePriceConversionCoefficient(globalCoinInfo[fromSymbol].DATA[conversionSymbol][market][conversionKey],globalCoinInfo[conversionSymbol].DATA[toSymbol][market][conversionKey],hitTimestamp);
if(multiplyPVC > directPVC && !overridePVC ){
predConv = 'multiply';
tryNextStep = false;
}
}
if (tryNextStep && tradesIn(fromSymbol, conversionSymbol) && tradesIn(toSymbol, conversionSymbol)) {
dividePVC = calculateVolumePriceConversionCoefficient(globalCoinInfo[fromSymbol].DATA[conversionSymbol][market][conversionKey],globalCoinInfo[toSymbol].DATA[conversionSymbol][market][conversionKey],hitTimestamp);
if(dividePVC > directPVC && !overridePVC ){
predConv = 'divide';
tryNextStep = false;
}
}
if (tryNextStep && tradesIn(conversionSymbol, fromSymbol) && tradesIn(toSymbol, conversionSymbol)) {
invertMultiplyPVC = calculateVolumePriceConversionCoefficient(globalCoinInfo[conversionSymbol].DATA[fromSymbol][market][conversionKey],globalCoinInfo[toSymbol].DATA[conversionSymbol][market][conversionKey],hitTimestamp);
if(invertMultiplyPVC > directPVC && !overridePVC ){
predConv = 'invert_multiply';
tryNextStep = false;
}
}
if (tryNextStep && tradesIn(conversionSymbol, fromSymbol) && tradesIn(conversionSymbol, toSymbol)) {
invertDividePVC = calculateVolumePriceConversionCoefficient(globalCoinInfo[conversionSymbol].DATA[fromSymbol][market][conversionKey],globalCoinInfo[conversionSymbol].DATA[toSymbol][market][conversionKey],hitTimestamp);
if(invertDividePVC > directPVC && !overridePVC ){
predConv = 'invert_divide';
tryNextStep = false;
}
}
}
tryNextStep = true;
if (predConv == 'invert') {
.....
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