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#ifndef CONFIG_H
#define CONFIG_H
#include <vector>
#include "Proxy.h"
class ProxyEntryGeneric;
class ProxyEntryStatic;
/**
* @brief Singleton class that represents client configuration
*/
class Config
{
public:
/**
* @brief Retrieve application-wide instance of Config class
* @return Pointer to singleton instance of Config class
*/
static Config *CurrentConfig();
/**
* @brief Update client configuration
* @todo update config periodically on timer events
*/
void AcquireConfig();
/**
* @brief Check whether current confguration is valid <br/>
* It may become invalid in case if server is not reachable.
* So every time you want to access Config membres or methods you should check this value
* @return true if configuration is valid and false otherwise
*/
bool IsConfigValid();
/**
* @brief Get list of country names where at least one proxy available<br/>
* (generic proxy records only)
* @return Alphabetically sorted vector<string> with unique country names
*/
std::vector<std::string> GetCountries();
/**
* @brief Get list of country states where at least one proxy available<br/>
* (generic proxy records only)
* @param country name of country to get list of states for
* @return Alphabetically sorted vector<string> with unique state names.<br/>
* Resultant vector<string> may be empty in case if there are no states in specified country
*/
std::vector<std::string> GetStates(std::string &country);
/**
* @brief Get list of cities in particular country without states<br/>
* (generic proxy records only)
* @param country name of country to get list of states for
* @return Alphabetically sorted vector<string> with unique city names
*/
std::vector<std::string> GetCities(std::string &country);
/**
* @brief Get list of cities in particular country and state<br/>
* (generic proxy records only)
* @param country name of country to get list of cities for
* @param state name of state to get list of cities for
* @return Alphabetically sorted vector<string> with unique city names
*/
std::vector<std::string> GetCities(std::string &country, std::string &state);
/**
* @brief Get list of proxy server addresses in particular country and city (without states)<br/>
* (generic proxy records only)
* @param country name of country to get list of proxies for
* @param city name of city to get list of proxies for
* @return Alphabetically sorted vector<string> with unique proxy names
*/
std::vector<std::string> GetProxies(std::string &country, std::string &city);
/**
* @brief Get list of proxy server addresses in particular country, state and city<br/>
* (generic proxy records only)
* @param country name of country to get list of proxies for
* @param state name of state to get list of proxies for
* @param city name of city to get list of proxies for
* @return Alphabetically sorted vector<string> with unique proxy names
*/
std::vector<std::string> GetProxies(std::string &country, std::string &state, std::string &city);
/**
* @brief Get list of static proxy entries
* @param line number of GUI line proxy list associated with
* @return List of static proxy entries in order as they appear in config file
*/
std::vector<ProxyEntryStatic> GetStaticProxyGuiLine(int line);
/**
* @brief Get number of static proxy GUI lines
* @return number of static proxy GUI lines or 0 if none
*/
unsigned GetStaticProxyGuiLines();
protected:
Config();
private:
static Config *self;
bool configValid;
std::vector<ProxyEntryGeneric> genericProxy;
std::vector<ProxyEntryStatic> staticProxy;
int ReadGenericProxy();
int ReadStaticProxy();
};
#endif
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