ProjectManager.h

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#pragma once
 
#include "Parsers/BehaviorTreeProject.h"
#include "Types/Types.h"
#include <memory>
#include <mutex>
#include <vector>
 
namespace EmberCore {

class ProjectManager {
  public:
    // Maximum number of recent projects to track
    static const size_t MAX_RECENT_PROJECTS = 10;
 
    // Singleton access
    static ProjectManager &GetInstance();
 
    // Prevent copying
    ProjectManager(const ProjectManager &) = delete;
    ProjectManager &operator=(const ProjectManager &) = delete;
 
    // Project creation
    std::shared_ptr<BehaviorTreeProject> CreateProject(const String &name, const String &description = "");
 
    // Project I/O
    bool OpenProject(const String &filepath);
    bool SaveProject();
    bool SaveProjectAs(const String &filepath);
    bool CloseProject();
 
    // Active project access
    std::shared_ptr<BehaviorTreeProject> GetActiveProject() const;
    bool HasActiveProject() const;
    String GetActiveProjectPath() const;
    bool IsProjectModified() const;
    void SetProjectModified(bool modified);
 
    // Recent projects management
    const std::vector<String> &GetRecentProjects() const;
    void AddToRecentProjects(const String &filepath);
    void RemoveFromRecentProjects(const String &filepath);
    void ClearRecentProjects();
 
    // Check if a recent project still exists
    bool RecentProjectExists(const String &filepath) const;
 
    // Project directory
    String GetProjectsDirectory() const { return projects_directory_; }
    bool EnsureProjectsDirectoryExists();
 
    // Utility
    void ResetToDefaults();
 
    // Config file operations (stores recent projects, etc.)
    bool LoadConfig();
    bool SaveConfig();
 
  private:
    ProjectManager();
    ~ProjectManager() = default;
 
    // Internal methods (caller must hold mutex_)
    void AddToRecentProjectsInternal(const String &filepath);
    void RemoveFromRecentProjectsInternal(const String &filepath);
 
    // Thread safety
    mutable std::mutex mutex_;
 
    // Data members
    std::shared_ptr<BehaviorTreeProject> active_project_;
    String active_project_path_;
    bool project_modified_;
 
    std::vector<String> recent_projects_;
    String projects_directory_;
    String config_file_;
};
 
} // namespace EmberCore