feather/src/utils/prices.cpp
2024-01-01 18:07:58 +01:00

73 lines
2 KiB
C++

// SPDX-License-Identifier: BSD-3-Clause
// SPDX-FileCopyrightText: 2020-2024 The Monero Project
#include "utils/prices.h"
Prices::Prices(QObject *parent)
: QObject(parent)
{
}
void Prices::cryptoPricesReceived(const QJsonArray &data) {
this->markets.clear();
for (const auto &entry : data) {
QJsonObject obj = entry.toObject();
marketStruct ms;
ms.symbol = obj.value("symbol").toString();
ms.image = obj.value("image").toString();
ms.name = obj.value("name").toString();
ms.price_usd = obj.value("current_price").toDouble();
ms.price_usd_change_pct_24h = obj.value("price_change_percentage_24h").toDouble();
if (ms.price_usd <= 0)
continue;
this->markets.insert(ms.symbol.toUpper(), ms);
}
emit cryptoPricesUpdated();
}
void Prices::fiatPricesReceived(const QJsonObject &data) {
QJsonObject ratesData = data.value("rates").toObject();
for (const auto &currency : ratesData.keys()) {
this->rates.insert(currency, ratesData.value(currency).toDouble());
}
emit fiatPricesUpdated();
}
double Prices::convert(QString symbolFrom, QString symbolTo, double amount) {
if (symbolFrom == symbolTo)
return amount;
if (amount <= 0.0)
return 0.0;
symbolFrom = symbolFrom.toUpper();
symbolTo = symbolTo.toUpper();
double usdPrice;
if (this->markets.contains(symbolFrom)) {
usdPrice = this->markets[symbolFrom].price_usd * amount;
}
else if (this->rates.contains(symbolFrom)) {
if (symbolFrom == "USD") {
usdPrice = amount;
} else {
usdPrice = amount / this->rates[symbolFrom];
}
}
else {
return 0.0;
}
if (symbolTo == "USD")
return usdPrice;
if (this->markets.contains(symbolTo))
return usdPrice / this->markets[symbolTo].price_usd;
else if (this->rates.contains(symbolTo))
return usdPrice * this->rates[symbolTo];
return 0.0;
}