#ifndef HANDLER_H
#define HANDLER_H
#include "../config.h"
#include "../response.h"
#include "../request.h"
#include "../template.h"
#include "../database/database.h"
#include "../urlprovider.h"
#include "../database/queryoption.h"
#include "../logger.h"
#include "../cache/icache.h"
class Handler
{
protected:
	ICache *cache;
	Template *templ;
	Database *database;
	Session *userSession;
	UrlProvider *urlProvider;
	HandlerConfig *handlersConfig;

	//TODO: may not to find a better place for this method
	Permissions effectivePermissions(std::string page);
	QueryOption queryOption(const Request &r) const;
public:
	Handler(HandlerConfig &handlersConfig, Template &templ, Database &db, Session &userSession, UrlProvider &provider, ICache &cache)
	{
		this->handlersConfig = &handlersConfig;
		this->templ = &templ;
		this->database = &db;
		this->userSession = &userSession;
		this->urlProvider = &provider;
		this->cache = &cache;
	}

	virtual Response handle(const Request &r);
	virtual Response handleRequest(const Request &r)
	{
		return this->errorResponse("Invalid action", "This action is not implemented yet");
	}

	virtual bool canAccess(const Permissions &perms) {
		return false;
	}
	virtual std::string accessErrorMessage() {
		return "No permission for this action";
	}
	void setGeneralVars(TemplatePage &page);
	virtual ~Handler() { }
	Response errorResponse(std::string errortitle, std::string errormessage, int status = 200);
};

#endif // HANDLER_H