Start renaming project to Metaforce

metaforce-gui/DownloadManager.hpp

@@ -0,0 +1,70 @@
+#pragma once
+
+#include <QObject>
+#include <QtNetwork>
+#include <QNetworkAccessManager>
+#include <QProgressBar>
+#include <QLabel>
+
+//#if _WIN32
+//#define PLATFORM_ZIP_DOWNLOAD 1
+//#else
+#define PLATFORM_ZIP_DOWNLOAD 0
+//#endif
+
+class QuaZip;
+
+class DownloadManager : public QObject {
+  Q_OBJECT
+  QNetworkAccessManager m_netManager;
+  QNetworkReply* m_indexInProgress = nullptr;
+  QNetworkReply* m_binaryInProgress = nullptr;
+  QString m_outPath;
+  bool m_hasError = false;
+  QProgressBar* m_progBar = nullptr;
+  QLabel* m_errorLabel = nullptr;
+  std::function<void(const QStringList& index)> m_indexCompletionHandler;
+  std::function<void(QuaZip& file)> m_completionHandler;
+  std::function<void()> m_failedHandler;
+
+  void resetError() {
+    m_hasError = false;
+    if (m_errorLabel)
+      m_errorLabel->setText(QString());
+  }
+
+  void setError(QNetworkReply::NetworkError error, const QString& errStr) {
+    if (m_hasError && error == QNetworkReply::OperationCanceledError)
+      return;
+    m_hasError = true;
+    if (m_errorLabel)
+      m_errorLabel->setText(errStr);
+  }
+
+  void _validateCert(QNetworkReply* reply);
+
+public:
+  explicit DownloadManager(QObject* parent = Q_NULLPTR) : QObject(parent), m_netManager(this) {}
+  void connectWidgets(QProgressBar* progBar, QLabel* errorLabel,
+                      std::function<void(const QStringList& index)>&& indexCompletionHandler,
+                      std::function<void(QuaZip& file)>&& completionHandler, std::function<void()>&& failedHandler) {
+    m_progBar = progBar;
+    m_errorLabel = errorLabel;
+    m_indexCompletionHandler = std::move(indexCompletionHandler);
+    m_completionHandler = std::move(completionHandler);
+    m_failedHandler = std::move(failedHandler);
+  }
+  void fetchIndex();
+  void fetchBinary(const QString& str, const QString& outPath);
+  bool hasError() const { return m_hasError; }
+
+public slots:
+  void indexFinished();
+  void indexError(QNetworkReply::NetworkError error);
+  void indexValidateCert();
+
+  void binaryFinished();
+  void binaryError(QNetworkReply::NetworkError error);
+  void binaryValidateCert();
+  void binaryDownloadProgress(qint64 bytesReceived, qint64 bytesTotal);
+};