overte-JulianGro/interface/src/commerce/Ledger.cpp
2018-01-17 15:11:58 -08:00

269 lines
12 KiB
C++

//
// Ledger.cpp
// interface/src/commerce
//
// Created by Howard Stearns on 8/4/17.
// Copyright 2017 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#include <QJsonObject>
#include <QJsonArray>
#include <QTimeZone>
#include <QJsonDocument>
#include "Wallet.h"
#include "Ledger.h"
#include "CommerceLogging.h"
#include <NetworkingConstants.h>
// inventory answers {status: 'success', data: {assets: [{id: "guid", title: "name", preview: "url"}....]}}
// balance answers {status: 'success', data: {balance: integer}}
// buy and receive_at answer {status: 'success'}
QJsonObject Ledger::apiResponse(const QString& label, QNetworkReply& reply) {
QByteArray response = reply.readAll();
QJsonObject data = QJsonDocument::fromJson(response).object();
qInfo(commerce) << label << "response" << QJsonDocument(data).toJson(QJsonDocument::Compact);
return data;
}
// Non-200 responses are not json:
QJsonObject Ledger::failResponse(const QString& label, QNetworkReply& reply) {
QString response = reply.readAll();
qWarning(commerce) << "FAILED" << label << response;
QJsonObject result
{
{ "status", "fail" },
{ "message", response }
};
return result;
}
#define ApiHandler(NAME) void Ledger::NAME##Success(QNetworkReply& reply) { emit NAME##Result(apiResponse(#NAME, reply)); }
#define FailHandler(NAME) void Ledger::NAME##Failure(QNetworkReply& reply) { emit NAME##Result(failResponse(#NAME, reply)); }
#define Handler(NAME) ApiHandler(NAME) FailHandler(NAME)
Handler(buy)
Handler(receiveAt)
Handler(balance)
Handler(inventory)
void Ledger::send(const QString& endpoint, const QString& success, const QString& fail, QNetworkAccessManager::Operation method, AccountManagerAuth::Type authType, QJsonObject request) {
auto accountManager = DependencyManager::get<AccountManager>();
const QString URL = "/api/v1/commerce/";
JSONCallbackParameters callbackParams(this, success, this, fail);
qCInfo(commerce) << "Sending" << endpoint << QJsonDocument(request).toJson(QJsonDocument::Compact);
accountManager->sendRequest(URL + endpoint,
authType,
method,
callbackParams,
QJsonDocument(request).toJson());
}
void Ledger::signedSend(const QString& propertyName, const QByteArray& text, const QString& key, const QString& endpoint, const QString& success, const QString& fail, const bool controlled_failure) {
auto wallet = DependencyManager::get<Wallet>();
QString signature = wallet->signWithKey(text, key);
QJsonObject request;
request[propertyName] = QString(text);
if (!controlled_failure) {
request["signature"] = signature;
} else {
request["signature"] = QString("controlled failure!");
}
send(endpoint, success, fail, QNetworkAccessManager::PutOperation, AccountManagerAuth::Required, request);
}
void Ledger::keysQuery(const QString& endpoint, const QString& success, const QString& fail, QJsonObject& requestParams) {
auto wallet = DependencyManager::get<Wallet>();
requestParams["public_keys"] = QJsonArray::fromStringList(wallet->listPublicKeys());
send(endpoint, success, fail, QNetworkAccessManager::PostOperation, AccountManagerAuth::Required, requestParams);
}
void Ledger::keysQuery(const QString& endpoint, const QString& success, const QString& fail) {
QJsonObject requestParams;
keysQuery(endpoint, success, fail, requestParams);
}
void Ledger::buy(const QString& hfc_key, int cost, const QString& asset_id, const QString& inventory_key, const bool controlled_failure) {
QJsonObject transaction;
transaction["hfc_key"] = hfc_key;
transaction["cost"] = cost;
transaction["asset_id"] = asset_id;
transaction["inventory_key"] = inventory_key;
QJsonDocument transactionDoc{ transaction };
auto transactionString = transactionDoc.toJson(QJsonDocument::Compact);
signedSend("transaction", transactionString, hfc_key, "buy", "buySuccess", "buyFailure", controlled_failure);
}
bool Ledger::receiveAt(const QString& hfc_key, const QString& old_key) {
auto accountManager = DependencyManager::get<AccountManager>();
if (!accountManager->isLoggedIn()) {
qCWarning(commerce) << "Cannot set receiveAt when not logged in.";
QJsonObject result{ { "status", "fail" }, { "message", "Not logged in" } };
emit receiveAtResult(result);
return false; // We know right away that we will fail, so tell the caller.
}
signedSend("public_key", hfc_key.toUtf8(), old_key, "receive_at", "receiveAtSuccess", "receiveAtFailure");
return true; // Note that there may still be an asynchronous signal of failure that callers might be interested in.
}
void Ledger::balance(const QStringList& keys) {
keysQuery("balance", "balanceSuccess", "balanceFailure");
}
void Ledger::inventory(const QStringList& keys) {
keysQuery("inventory", "inventorySuccess", "inventoryFailure");
}
QString amountString(const QString& label, const QString&color, const QJsonValue& moneyValue, const QJsonValue& certsValue) {
int money = moneyValue.toInt();
int certs = certsValue.toInt();
if (money <= 0 && certs <= 0) {
return QString();
}
QString result(QString("<font color='#%1'> %2").arg(color, label));
if (money > 0) {
result += QString(" %1 HFC").arg(money);
}
if (certs > 0) {
if (money > 0) {
result += QString(",");
}
result += QString((certs == 1) ? " %1 certificate" : " %1 certificates").arg(certs);
}
return result + QString("</font>");
}
static const QString MARKETPLACE_ITEMS_BASE_URL = NetworkingConstants::METAVERSE_SERVER_URL().toString() + "/marketplace/items/";
void Ledger::historySuccess(QNetworkReply& reply) {
// here we send a historyResult with some extra stuff in it
// Namely, the styled text we'd like to show. The issue is the
// QML cannot do that easily since it doesn't know what the wallet
// public key(s) are. Let's keep it that way
QByteArray response = reply.readAll();
QJsonObject data = QJsonDocument::fromJson(response).object();
qInfo(commerce) << "history" << "response" << QJsonDocument(data).toJson(QJsonDocument::Compact);
// we will need the array of public keys from the wallet
auto wallet = DependencyManager::get<Wallet>();
auto keys = wallet->listPublicKeys();
// now we need to loop through the transactions and add fancy text...
auto historyArray = data.find("data").value().toObject().find("history").value().toArray();
QJsonArray newHistoryArray;
// TODO: do this with 0 copies if possible
for (auto it = historyArray.begin(); it != historyArray.end(); it++) {
auto valueObject = (*it).toObject();
QString sent = amountString("sent", "EA4C5F", valueObject["sent_money"], valueObject["sent_certs"]);
QString received = amountString("received", "1FC6A6", valueObject["received_money"], valueObject["received_certs"]);
// turns out on my machine, toLocalTime convert to some weird timezone, yet the
// systemTimeZone is correct. To avoid a strange bug with other's systems too, lets
// be explicit
QDateTime createdAt = QDateTime::fromSecsSinceEpoch(valueObject["created_at"].toInt(), Qt::UTC);
QDateTime localCreatedAt = createdAt.toTimeZone(QTimeZone::systemTimeZone());
valueObject["text"] = QString("%1%2%3").arg(valueObject["message"].toString(), sent, received);
newHistoryArray.push_back(valueObject);
}
// now copy the rest of the json -- this is inefficient
// TODO: try to do this without making copies
QJsonObject newData;
newData["status"] = "success";
QJsonObject newDataData;
newDataData["history"] = newHistoryArray;
newData["data"] = newDataData;
newData["current_page"] = data["current_page"].toInt();
emit historyResult(newData);
}
void Ledger::historyFailure(QNetworkReply& reply) {
failResponse("history", reply);
}
void Ledger::history(const QStringList& keys, const int& pageNumber) {
QJsonObject params;
params["per_page"] = 100;
params["page"] = pageNumber;
keysQuery("history", "historySuccess", "historyFailure", params);
}
void Ledger::accountSuccess(QNetworkReply& reply) {
// lets set the appropriate stuff in the wallet now
auto wallet = DependencyManager::get<Wallet>();
QByteArray response = reply.readAll();
QJsonObject data = QJsonDocument::fromJson(response).object()["data"].toObject();
auto salt = QByteArray::fromBase64(data["salt"].toString().toUtf8());
auto iv = QByteArray::fromBase64(data["iv"].toString().toUtf8());
auto ckey = QByteArray::fromBase64(data["ckey"].toString().toUtf8());
QString remotePublicKey = data["public_key"].toString();
wallet->setSalt(salt);
wallet->setIv(iv);
wallet->setCKey(ckey);
QStringList localPublicKeys = wallet->listPublicKeys();
if (remotePublicKey.isEmpty() && !localPublicKeys.isEmpty()) {
receiveAt(localPublicKeys.first(), "");
}
// none of the hfc account info should be emitted
emit accountResult(QJsonObject{ {"status", "success"} });
}
void Ledger::accountFailure(QNetworkReply& reply) {
failResponse("account", reply);
}
void Ledger::account() {
send("hfc_account", "accountSuccess", "accountFailure", QNetworkAccessManager::PutOperation, AccountManagerAuth::Required, QJsonObject());
}
// The api/failResponse is called just for the side effect of logging.
void Ledger::updateLocationSuccess(QNetworkReply& reply) { apiResponse("updateLocation", reply); }
void Ledger::updateLocationFailure(QNetworkReply& reply) { failResponse("updateLocation", reply); }
void Ledger::updateLocation(const QString& asset_id, const QString location, const bool controlledFailure) {
auto wallet = DependencyManager::get<Wallet>();
auto walletScriptingInterface = DependencyManager::get<WalletScriptingInterface>();
uint walletStatus = walletScriptingInterface->getWalletStatus();
if (walletStatus != (uint)wallet->WALLET_STATUS_READY) {
emit walletScriptingInterface->walletNotSetup();
qDebug(commerce) << "User attempted to update the location of a certificate, but their wallet wasn't ready. Status:" << walletStatus;
} else {
QStringList keys = wallet->listPublicKeys();
QString key = keys[0];
QJsonObject transaction;
transaction["certificate_id"] = asset_id;
transaction["place_name"] = location;
QJsonDocument transactionDoc{ transaction };
auto transactionString = transactionDoc.toJson(QJsonDocument::Compact);
signedSend("transaction", transactionString, key, "location", "updateLocationSuccess", "updateLocationFailure", controlledFailure);
}
}
void Ledger::certificateInfoSuccess(QNetworkReply& reply) {
auto wallet = DependencyManager::get<Wallet>();
auto accountManager = DependencyManager::get<AccountManager>();
QByteArray response = reply.readAll();
QJsonObject replyObject = QJsonDocument::fromJson(response).object();
QStringList keys = wallet->listPublicKeys();
if (keys.count() != 0) {
QJsonObject data = replyObject["data"].toObject();
if (data["transfer_recipient_key"].toString() == keys[0]) {
replyObject.insert("isMyCert", true);
}
}
qInfo(commerce) << "certificateInfo" << "response" << QJsonDocument(replyObject).toJson(QJsonDocument::Compact);
emit certificateInfoResult(replyObject);
}
void Ledger::certificateInfoFailure(QNetworkReply& reply) { failResponse("certificateInfo", reply); }
void Ledger::certificateInfo(const QString& certificateId) {
QString endpoint = "proof_of_purchase_status/transfer";
QJsonObject request;
request["certificate_id"] = certificateId;
send(endpoint, "certificateInfoSuccess", "certificateInfoFailure", QNetworkAccessManager::PutOperation, AccountManagerAuth::None, request);
}