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#ifndef slic3r_GUI_Snapshot_
#define slic3r_GUI_Snapshot_
#include <map>
#include <set>
#include <string>
#include <vector>
#include <boost/filesystem.hpp>
#include "Version.hpp"
#include "../Utils/Semver.hpp"
namespace Slic3r {
class AppConfig;
namespace GUI {
namespace Config {
class Index;
// A snapshot contains:
// Slic3r.ini
// vendor/
// print/
// filament/
// printer/
class Snapshot
{
public:
enum Reason {
SNAPSHOT_UNKNOWN,
SNAPSHOT_UPGRADE,
SNAPSHOT_DOWNGRADE,
SNAPSHOT_BEFORE_ROLLBACK,
SNAPSHOT_USER,
};
Snapshot() { clear(); }
void clear();
void load_ini(const std::string &path);
void save_ini(const std::string &path);
// Export the print / filament / printer selections to be activated into the AppConfig.
void export_selections(AppConfig &config) const;
void export_vendor_configs(AppConfig &config) const;
// Perform a deep compare of the active print / filament / printer / vendor directories.
// Return true if the content of the current print / filament / printer / vendor directories
// matches the state stored in this snapshot.
bool equal_to_active(const AppConfig &app_config) const;
// ID of a snapshot should equal to the name of the snapshot directory.
// The ID contains the date/time, reason and comment to be human readable.
std::string id;
std::time_t time_captured;
// Which Slic3r version captured this snapshot?
Semver slic3r_version_captured = Semver::invalid();
// Comment entered by the user at the start of the snapshot capture.
std::string comment;
Reason reason;
std::string format_reason() const;
// Active presets at the time of the snapshot.
std::string print;
std::vector<std::string> filaments;
std::string printer;
// Annotation of the vendor configuration stored in the snapshot.
// This information is displayed to the user and used to decide compatibility
// of the configuration stored in the snapshot with the running Slic3r version.
struct VendorConfig {
// Name of the vendor contained in this snapshot.
std::string name;
// Version of the vendor config contained in this snapshot, along with compatibility data.
Version version;
// Which printer models of this vendor were installed, and which variants of the models?
std::map<std::string, std::set<std::string>> models_variants_installed;
};
// List of vendor configs contained in this snapshot, sorted lexicographically.
std::vector<VendorConfig> vendor_configs;
};
class SnapshotDB
{
public:
// Initialize the SnapshotDB singleton instance. Load the database if it has not been loaded yet.
static SnapshotDB& singleton();
typedef std::vector<Snapshot>::const_iterator const_iterator;
// Load the snapshot database from the snapshots directory.
// If the snapshot directory or its parent does not exist yet, it will be created.
// Returns a number of snapshots loaded.
size_t load_db();
void update_slic3r_versions(std::vector<Index> &index_db);
// Create a snapshot directory, copy the vendor config bundles, user print/filament/printer profiles,
// create an index.
const Snapshot& take_snapshot(const AppConfig &app_config, Snapshot::Reason reason, const std::string &comment = "");
const Snapshot& restore_snapshot(const std::string &id, AppConfig &app_config);
void restore_snapshot(const Snapshot &snapshot, AppConfig &app_config);
// Test whether the AppConfig's on_snapshot variable points to an existing snapshot, and the existing snapshot
// matches the current state. If it does not match the current state, the AppConfig's "on_snapshot" ID is reset.
bool is_on_snapshot(AppConfig &app_config) const;
// Finds the newest snapshot, which contains a config bundle for vendor_name with config_version.
const_iterator snapshot_with_vendor_preset(const std::string &vendor_name, const Semver &config_version);
const_iterator begin() const { return m_snapshots.begin(); }
const_iterator end() const { return m_snapshots.end(); }
const_iterator snapshot(const std::string &id) const;
const std::vector<Snapshot>& snapshots() const { return m_snapshots; }
private:
// Create the snapshots directory if it does not exist yet.
static boost::filesystem::path create_db_dir();
// Snapshots are sorted by their date/time, oldest first.
std::vector<Snapshot> m_snapshots;
};
} // namespace Config
} // namespace GUI
} // namespace Slic3r
#endif /* slic3r_GUI_Snapshot_ */
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