0d89ce5e2d
- added copy_frontend as dependency (else it wont automatically execute request_handler.cpp - implemented db connection - fixed routing of short code All Files - Improved logging
35 lines
No EOL
1 KiB
C++
35 lines
No EOL
1 KiB
C++
#ifndef DATABASE_SERVICE_HPP
|
|
#define DATABASE_SERVICE_HPP
|
|
|
|
#include <string>
|
|
#include <functional>
|
|
#include <mutex>
|
|
#include <memory>
|
|
#include <vector>
|
|
#include <soci/soci.h>
|
|
|
|
class DatabaseService {
|
|
public:
|
|
static DatabaseService& getInstance(const std::string& db_path, std::size_t pool_size);
|
|
void shortenURL(const std::string& longURL, std::function<void(std::error_code, std::string)> callback);
|
|
void getLongURL(const std::string& shortCode, std::function<void(std::error_code, std::string)> callback);
|
|
|
|
private:
|
|
DatabaseService(const std::string& db_path, std::size_t pool_size = 4);
|
|
~DatabaseService();
|
|
DatabaseService(DatabaseService const&);
|
|
void operator=(DatabaseService const&);
|
|
|
|
std::shared_ptr<soci::session> getConnection();
|
|
std::string generateShortUUID();
|
|
|
|
std::string db_path_;
|
|
std::size_t pool_size_;
|
|
std::vector<std::shared_ptr<soci::session>> connection_pool_;
|
|
std::size_t current_index_ = 0;
|
|
|
|
static DatabaseService* INSTANCE;
|
|
static std::mutex singleton_mutex;
|
|
};
|
|
|
|
#endif |