Added FTB pack selection ad download, WIP

api/logic/modplatform/FtbPackDownloader.h

@@ -0,0 +1,63 @@
+#include <QString>
+#include <QUrl>
+#include <QList>
+#include <QObject>
+#include "FtbPackFetchTask.h"
+#include "tasks/Task.h"
+#include "net/NetJob.h"
+
+#include "PackHelpers.h"
+#include "Env.h"
+
+#pragma once
+
+class FtbPackDownloader;
+class MULTIMC_LOGIC_EXPORT FtbPackDownloader : public QObject {
+
+	Q_OBJECT
+
+private:
+	QMap<QString, FtbModpack> fetchedPacks;
+	bool fetching;
+	bool done;
+
+	FtbModpack selected;
+	QString selectedVersion;
+	QString downloadPath;
+
+	FtbPackFetchTask *fetchTask = 0;
+	NetJobPtr netJobContainer;
+
+	void _downloadSucceeded();
+	void _downloadFailed(QString reason);
+	void _downloadProgress(qint64 current, qint64 total);
+
+private slots:
+	void fetchSuccess(FtbModpackList modlist);
+	void fetchFailed(QString reason);
+
+public:
+	FtbPackDownloader();
+	~FtbPackDownloader();
+
+	bool isValidPackSelected();
+	void selectPack(FtbModpack modpack, QString version);
+
+	FtbModpack getSelectedPack();
+
+	void fetchModpacks(bool force);
+	void downloadSelected(MetaEntryPtr cache);
+
+	QString getSuggestedInstanceName();
+
+	FtbModpackList getModpacks();
+
+signals:
+	void ready();
+	void packFetchFailed();
+
+	void downloadSucceded(QString archivePath);
+	void downloadFailed(QString reason);
+	void downloadProgress(qint64 current, qint64 total);
+
+};