#ifndef CONTROLLER_H_
#define CONTROLLER_H_

#include "util/json.h"
#include "entity.h"

//--------------------  Controller Interface ----------------------------

/// Abstract controller class used in the Transit Service.  Uses the Model View Controller Pattern
class IController {
public:
    virtual ~IController() {}
    /// Adds an entity to the program
    virtual void AddEntity(const IEntity& entity) = 0;
    /// Adds an entity to the program
    virtual void UpdateEntity(const IEntity& entity) = 0;
    /// Removes an entity from the program
    virtual void RemoveEntity(int id) = 0;
    /// Adds a path to the program
    virtual void AddPath(int id, const std::vector< std::vector<float> >& path) = 0;
    /// Removes a path from the program
    virtual void RemovePath(int id) = 0;
    /// Allows messages to be passed back to the view
    virtual void SendEventToView(const std::string& event, const JsonObject& details) = 0;
};

#endif