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#ifndef MODLISTDROPINFO_H
#define MODLISTDROPINFO_H
#include <optional>
#include <vector>
#include <QMimeData>
#include <QString>
#include <QUrl>
class OrganizerCore;
// small class that extract information from mimeData
//
class ModListDropInfo
{
public:
// text value for the mime-data for the various possible
// origin (not for external drops)
//
static constexpr const char* ModText = "mod";
static constexpr const char* DownloadText = "download";
public:
struct RelativeUrl
{
const QUrl url;
const QString relativePath;
const QString originName;
};
public:
ModListDropInfo(const QMimeData* mimeData, OrganizerCore& core);
// returns true if this drop is valid
//
bool isValid() const;
// returns true if these data corresponds to drag&drop
// of local files (e.g. from overwrite)
//
bool isLocalFileDrop() const;
// returns true if these data corresponds to drag&drop
// of mod in the list
//
bool isModDrop() const;
// returns true if these data corresponds to drag&drop
// from the download list
//
bool isDownloadDrop() const;
// returns true if these data corresponds to dropping
// an archive for installation
//
bool isExternalArchiveDrop() const;
// returns true if these data corresponds to dropping
// a folder for copy
//
bool isExternalFolderDrop() const;
const auto& rows() const { return m_rows; }
const auto& download() const { return m_download; }
const auto& localUrls() const { return m_localUrls; }
const auto& externalUrl() const { return m_url; }
private:
friend class ModList;
// retrieve the relative path of file and its origin given a URL from Mime data
// returns an empty optional if the URL is not a valid file for dropping
//
std::optional<RelativeUrl> relativeUrl(const QUrl&) const;
private:
// rows for drag&drop between views
std::vector<int> m_rows;
int m_download; // -1 if invalid
// local URLs from the data (relative path + origin name)
std::vector<RelativeUrl> m_localUrls;
// external URL
QUrl m_url;
};
#endif
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