-
Notifications
You must be signed in to change notification settings - Fork 0
/
EthRpcRequest.cpp
164 lines (130 loc) · 4.52 KB
/
EthRpcRequest.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
#include "EthRpcRequest.h"
EthRpcRequest::EthRpcRequest(QObject *parent) : QObject(parent)
{
// This is the connection to the ASUS workstation in the local home network
this->setEndPointUrl("http://192.168.1.111:8545");
// Set the JSON version
this->setJsonRpc("2.0");
// Set a unique id for the request
this->setId(QUuid::createUuid().toString(QUuid::WithoutBraces));
// Create a new network manager object
m_networkManager = new QNetworkAccessManager(this);
// Create the request
m_networkRequest.setUrl(this->endPointUrl());
// Set the header of the request
m_networkRequest.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("application/json"));
}
QUrl EthRpcRequest::endPointUrl() const
{
return m_endPointUrl;
}
void EthRpcRequest::setEndPointUrl(const QString &endPointUrl)
{
m_endPointUrl = QUrl(endPointUrl);
}
QString EthRpcRequest::jsonRpc() const
{
return m_jsonRpc;
}
void EthRpcRequest::setJsonRpc(const QString &jsonRpc)
{
m_jsonRpc = jsonRpc;
}
QString EthRpcRequest::method() const
{
return m_method;
}
void EthRpcRequest::setMethod(const QString &method)
{
m_method = method;
}
QString EthRpcRequest::id() const
{
return m_id;
}
void EthRpcRequest::setId(const QString &id)
{
m_id = id;
}
QJsonArray EthRpcRequest::params() const
{
return m_params;
}
void EthRpcRequest::setParams(const QJsonArray ¶ms)
{
m_params = params;
}
QByteArray EthRpcRequest::replyData() const
{
return m_replyData;
}
void EthRpcRequest::setReplyData(const QByteArray &replyData)
{
m_replyData = replyData;
}
QJsonDocument EthRpcRequest::replyJsonDocument()
{
return QJsonDocument::fromJson(this->replyData());
}
void EthRpcRequest::sendRequest()
{
QJsonObject requestObj;
// Initialize the request JSON Object
requestObj.insert("id", this->id());
requestObj.insert("jsonrpc", this->jsonRpc());
requestObj.insert("method", this->method());
requestObj.insert("params", this->params());
// Convert the JSON Object to a JSON Document
QJsonDocument requestDoc(requestObj);
qDebug().noquote() << Qt::endl;
qDebug().noquote() << Q_FUNC_INFO;
qDebug().noquote() << "request:";
qDebug().noquote() << requestDoc.toJson(QJsonDocument::Indented);
// Send a post request with the network manager and
// post will return a network reply object
QNetworkReply *networkReply = m_networkManager->post(m_networkRequest, requestDoc.toJson(QJsonDocument::Compact));
// Execute setReplyData if the network reply is QNetworkReply::readyRead
connect(networkReply, &QNetworkReply::readyRead,
this, [networkReply, this] () {
this->setReplyData(networkReply->readAll());
}
);
// Create a JSON Doc with the error message if the network reply is QNetworkReply::errorOccurredyy
connect(networkReply, &QNetworkReply::errorOccurred,
this, [networkReply, this] (QNetworkReply::NetworkError error) {
Q_UNUSED(error)
QJsonDocument replyDoc = QJsonDocument::fromJson(this->replyData());
QJsonObject errorObj = replyDoc.object();
QJsonValue errorVal = errorObj.value("error");
if (errorVal.isUndefined()) {
emit this->replyFailed(networkReply->errorString());
} else {
emit this->replyFailed(
QString(networkReply->errorString()) +
QString(" ") +
QString(errorVal.toObject().value("message").toString())
);
}
networkReply->deleteLater();
}
);
// Create a JSON Doc with the reply if the network reply is QNetworkReply::finished
connect(networkReply, &QNetworkReply::finished,
this, [networkReply, this] () {
if (networkReply->error() == QNetworkReply::NoError) {
QJsonDocument replyDoc = QJsonDocument::fromJson(this->replyData());
QJsonObject replyObj = replyDoc.object();
QJsonValue resultVal = replyObj.value("result");
QJsonValue errorVal = replyObj.value("error");
if (!resultVal.isUndefined()) {
emit this->replySuccessful(resultVal);
} else if (!errorVal.isUndefined()) {
emit this->replyFailed(errorVal.toObject().value("message").toString());
}
} else {
emit this->replyFailed(networkReply->errorString());
}
networkReply->deleteLater();
}
);
}