RecipeDB/model/database/database.h

42 lines
887 B
C++

#ifndef DATABASE_H
#define DATABASE_H
#include <string>
#include <vector>
#include "SQLite/sqlite3.h"
#include "model/recipe/ingredients/ingredient.h"
#include "resulttable.h"
using namespace std;
/**
* @brief The Database class is responsible for generic abstraction of commonly used database features.
*/
class Database
{
public:
//Creates and opens a database connection to a file of the given name. If not there, this will generate a database.
Database(string filename);
~Database();
//Executes an SQL string statement in a safe way and returns the result.
ResultTable executeSQL(string statement);
bool tableExists(string tableName);
private:
//SQL Instance variables.
string filename;
sqlite3* db;
bool dbIsOpen;
int returnCode;
string sql;
char* errorMsg;
void openConnection();
void closeConnection();
};
#endif // DATABASE_H