#ifndef DATABASE_H
#define DATABASE_H

#include <stdio.h>
#include <fstream>
#include <list>
#include <wx/wxsqlite3.h>
#include <wx/wx.h>
#include <sha1.h>

#include "model.h"

#define BDD_FILE "kc.bdd"
#define INIT_SCRIPT "init.sql"

class Database
{
 public:
  Database();

  std::list<wxString> GetUsers();
  bool IsValidUser(const wxString& user, const wxString& password);

  User* LoadUser(const wxString& name);
  void LoadYear(User* user, int year);

  void UpdateOperation(Operation& op);
  wxString AddOperation(User* user, Operation& op);
  void DeleteOperation(Operation& op);
  void DeleteOperations(User* user, int month, int year);
  double GetAccountAmount(const wxString& id, int month, int year);
  void SetAccountAmount(int month, int year, const wxString& accountId, double amount);

  wxString AddAccount(User* user, Account& ac);
  void UpdateAccount(Account& ac);
  void DeleteAccount(Account& ac);

  wxString AddCategory(User* user, Category& category);
  void UpdateCategory(Category& category);
  void DeleteCategory(User* user, Category& category);

  std::map<int, std::vector<int> > GetAllOperations(User* user);
  void GenerateMonth(User* user, int monthFrom, int yearFrom, int monthTo, int yearTo);

  void ChangePassword(User* user, const wxString& password);
  bool UserExists(const wxString& name);
  void ChangeName(User* user, const wxString& name);
  void NewUser(const wxString& name);

  void KillMe(User* user);
 private:
  wxSQLite3Database _db;
    
  void CreateDatabase();
  wxString HashPassword(const wxString& password);
};

#endif