wowlet/src/utils/prices.cpp
2020-12-26 20:56:06 +01:00

94 lines
2.8 KiB
C++

// SPDX-License-Identifier: BSD-3-Clause
// Copyright (c) 2020-2021, The Monero Project.
#include <QStandardPaths>
#include <QScreen>
#include <QObject>
#include <QDesktopWidget>
#include "utils/prices.h"
Prices::Prices(QObject *parent) : QObject(parent) {
this->rates = QMap<QString, double>();
this->markets = QMap<QString, marketStruct>();
this->fiat = QMap<QString, QString>();
fiat["USD"] = "$";
fiat["EUR"] = "";
fiat["JPY"] = "¥";
fiat["KRW"] = "";
fiat["MXN"] = "$";
fiat["RUB"] = "\u20BD";
fiat["CAD"] = "$";
fiat["GBP"] = "£";
fiat["SEK"] = "kr";
fiat["ZAR"] = "R";
fiat["THB"] = "฿";
fiat["TRY"] = "";
fiat["CHF"] = "Fr";
fiat["CNY"] = "¥";
fiat["CZK"] = "";
fiat["AUD"] = "$";
fiat["NZD"] = "$";
}
void Prices::cryptoPricesReceived(const QJsonArray &data) {
QStringList filter = QStringList() << "XMR" << "ZEC" << "BTC" << "ETH" << "BCH" << "LTC";
filter << "EOS" << "ADA" << "XLM" << "TRX" << "DASH" << "DCR" << "VET" << "DOGE" << "XRP" << "WOW";
QMap<QString, marketStruct> msMap;
for(auto &&entry: data) {
marketStruct ms;
QJsonObject obj = entry.toObject();
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;
if(filter.contains(ms.symbol.toUpper()))
msMap.insert(ms.symbol.toUpper(), ms);
}
if(msMap.count() > 0)
this->markets = msMap;
emit cryptoPricesUpdated();
}
double Prices::convert(const QString &symbolFrom, const QString &symbolTo, double amount) {
if(symbolFrom == symbolTo) return amount;
if(amount <= 0.0) return 0.0;
double usd_from;
QString from = symbolFrom.toUpper();
QString to = symbolTo.toUpper();
if(this->markets.contains(from))
usd_from = this->markets[from].price_usd * amount;
else if(this->rates.contains(from)) {
if(from == "USD")
usd_from = amount;
else
usd_from = amount / this->rates[from];
} else
return 0.0;
if(to == "USD")
return usd_from;
if(this->markets.contains(to))
return usd_from / this->markets[to].price_usd;
else if(this->rates.contains(to))
return usd_from * this->rates[to];
return 0.0;
}
void Prices::fiatPricesReceived(const QJsonObject &data) {
QJsonObject rates = data.value("rates").toObject();
for(const auto &currency: fiat.keys())
if(rates.contains(currency))
this->rates.insert(currency, rates.value(currency).toDouble());
emit fiatPricesUpdated();
}