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forcastwidget.cpp
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forcastwidget.cpp
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#include "forcastwidget.h"
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QEventLoop>
#include <QJsonObject>
#include <QJsonArray>
#include <QJsonParseError>
#include <QFile>
#include <QStandardPaths>
#include <QTimeZone>
ForcastWidget::ForcastWidget(QWidget *parent)
: QWidget(parent),
m_settings("deepin", "dde-dock-HTYWeather")
{
setFixedWidth(300);
QGridLayout *layout = new QGridLayout;
for (int i=0; i<6; i++) {
labelWImg[i] = new QLabel;
QString icon_path = ":icon/Default/na.png";
QString iconTheme = m_settings.value("IconTheme","").toString();
if(iconTheme != ""){
if(!iconTheme.startsWith("/")){
icon_path = ":icon/" + iconTheme + "/na.png";
}else{
QString icon_path1 = iconTheme + "/na.png";
QFile file(icon_path1);
if(file.exists()){
icon_path = icon_path1;
}
}
}
labelWImg[i]->setPixmap(QPixmap(icon_path).scaled(50, 50, Qt::KeepAspectRatio, Qt::SmoothTransformation));
labelWImg[i]->setAlignment(Qt::AlignCenter);
layout->addWidget(labelWImg[i],i,0);
labelTemp[i] = new QLabel("25°C");
labelTemp[i]->setAlignment(Qt::AlignCenter);
layout->addWidget(labelTemp[i],i,1);
if (i==0) {
labelTemp[i]->setStyleSheet("color:white;font-size:20px;");
labelDate[i] = new QLabel("City");
labelDate[i]->setStyleSheet("color:white;font-size:20px;");
} else {
labelTemp[i]->setStyleSheet("color:white;font-size:12px;");
labelDate[i] = new QLabel("01-01 Mon");
labelDate[i]->setStyleSheet("color:white;font-size:12px;");
}
labelDate[i]->setAlignment(Qt::AlignCenter);
layout->addWidget(labelDate[i],i,2);
}
setLayout(layout);
}
void ForcastWidget::updateWeather()
{
QDateTime currentDateTime = QDateTime::currentDateTime();
QString stemp = "", stip = "", surl="";
QString log = currentDateTime.toString("yyyy/MM/dd HH:mm:ss") + "\n";
QNetworkAccessManager manager;
QEventLoop loop;
QNetworkReply *reply;
QString city = m_settings.value("city","").toString();
QString country = m_settings.value("country","").toString();
if(city != "" && country != ""){
QString icon_path = ":icon/Default/na.png";
QString iconTheme = m_settings.value("IconTheme","").toString();
if(iconTheme != ""){
if(!iconTheme.startsWith("/")){
icon_path = ":icon/" + iconTheme + "/na.png";
}else{
QString icon_path1 = iconTheme + "/na.png";
QFile file(icon_path1);
if(file.exists()){
icon_path = icon_path1;
}
}
}
emit weatherNow("Weather", "Temp", currentDateTime.toString("yyyy/MM/dd HH:mm:ss") + "\nGetting weather of " + city + "," + country, QPixmap(icon_path));
QString appid = "8f3c852b69f0417fac76cd52c894ba63";
surl = "https://api.openweathermap.org/data/2.5/forecast?q=" + city + "," + country + "&appid=" + appid;
reply = manager.get(QNetworkRequest(QUrl(surl)));
QObject::connect(reply, SIGNAL(finished()), &loop, SLOT(quit()));
loop.exec();
QByteArray BA = reply->readAll();
log += surl + "\n";
log += BA + "\n";
QJsonParseError JPE;
QJsonDocument JD = QJsonDocument::fromJson(BA, &JPE);
if (JPE.error == QJsonParseError::NoError) {
QString cod = JD.object().value("cod").toString();
if(cod == "200"){
QJsonObject JO_city = JD.object().value("city").toObject();
QJsonObject coord = JO_city.value("coord").toObject();
double lat = coord.value("lat").toDouble();
double lon = coord.value("lon").toDouble();
m_settings.setValue("lat", lat);
m_settings.setValue("lon", lon);
QDateTime time_sunrise = QDateTime::fromMSecsSinceEpoch(JO_city.value("sunrise").toInt()*1000L, Qt::LocalTime);
QDateTime time_sunset = QDateTime::fromMSecsSinceEpoch(JO_city.value("sunset").toInt()*1000L, Qt::LocalTime);
QJsonArray list = JD.object().value("list").toArray();
int r = 0;
for (int i=0; i<list.size(); i++) {
QDateTime date = QDateTime::fromMSecsSinceEpoch(list[i].toObject().value("dt").toInt()*1000L, Qt::UTC);
QString sdate = date.toString("MM-dd ddd");
QString dt_txt = list[i].toObject().value("dt_txt").toString();
double temp = list[i].toObject().value("main").toObject().value("temp").toDouble() - 273.15;
stemp = QString::number(qRound(temp)) + "°C";
if(m_settings.value("TemperatureUnit","°C").toString() == "°F"){
stemp = QString::number(qRound(temp*1.8 + 32)) + "°F";
}
QString humidity = "RH: " + QString::number(list[i].toObject().value("main").toObject().value("humidity").toInt()) + "%";
QString weather = list[i].toObject().value("weather").toArray().at(0).toObject().value("main").toString();
QString icon_name = list[i].toObject().value("weather").toArray().at(0).toObject().value("icon").toString() + ".png";
QString icon_path = ":icon/Default/" + icon_name;
QString iconTheme = m_settings.value("IconTheme","").toString();
if(iconTheme != ""){
if(!iconTheme.startsWith("/")){
icon_path = ":icon/" + iconTheme + "/" + icon_name;
}else{
QString icon_path1 = iconTheme + "/" + icon_name;
QFile file(icon_path1);
if(file.exists()){
icon_path = icon_path1;
}
}
}
QString wind = "Wind: " + QString::number(list[i].toObject().value("wind").toObject().value("speed").toDouble()) + "m/s, " + QString::number(qRound(list[i].toObject().value("wind").toObject().value("deg").toDouble())) + "°";
log += dt_txt + ", " + date.toString("yyyy-MM-dd HH:mm:ss ddd") + ", " + stemp + ", " + humidity + ","+ weather + ", " + icon_path + ", " + wind + "\n";
if(date.time() == QTime(12,0,0)){
if (r == 0) {
QPixmap pixmap(icon_path);
labelWImg[0]->setPixmap(pixmap.scaled(80,80,Qt::KeepAspectRatio,Qt::SmoothTransformation));
labelTemp[0]->setText(stemp);
labelDate[0]->setText(JO_city.value("name").toString());
labelWImg[1]->setPixmap(QPixmap(icon_path).scaled(50,50,Qt::KeepAspectRatio,Qt::SmoothTransformation));
labelTemp[1]->setText(weather + " " + stemp);
labelDate[1]->setText(sdate);
stip = city + ", " + country + "\n" + weather + "\n" + stemp + "\n" + humidity + "\n" + wind + "\nSunrise: " + time_sunrise.toString("hh:mm") + "\nSunset: " + time_sunset.toString("hh:mm") + "\nRefresh：" + currentDateTime.toString("HH:mm:ss");
emit weatherNow(weather, stemp, stip, pixmap);
r++;
} else {
labelWImg[r]->setPixmap(QPixmap(icon_path).scaled(50,50,Qt::KeepAspectRatio,Qt::SmoothTransformation));
labelTemp[r]->setText(weather + " " + stemp);
labelDate[r]->setText(sdate);
}
r++;
}
}
} else {
emit weatherNow("Weather", "Temp", city + ", " + country + "\n" + cod + "\n" + JD.object().value("message").toString(), QPixmap(":icon/na.png"));
}
}else{
emit weatherNow("Weather", "Temp", QString(BA), QPixmap(":icon/na.png"));
}
// log
QString path = QStandardPaths::standardLocations(QStandardPaths::CacheLocation).first() + "/HTYWeather.log";
QFile file(path);
if (file.open(QFile::WriteOnly)) {
file.write(log.toUtf8());
file.close();
}
}
}