/*
  Copyright 2010-2016 Grégory Soutadé

  This file is part of KissCount.

  KissCount is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  KissCount is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef KISSCOUNT_H
#define KISSCOUNT_H

#include <list>

#include <QApplication>

#include <model/import/ImportEngine.hpp>
#include <model/export/ExportEngine.hpp>
#include <model/model.hpp>

#include <view/wxUI.hpp>

#define APP_VERSION "0.8"

#define ESCAPE_CHARS(s) s = s.replace("\"", " ");
// #define ESCAPE_CHARS(s) s = s.replace("\"", "\\\""); s = s.replace("\'", "\\\'");
/*{							\
        if (s.Find(wxT("\\\"")) == wxNOT_FOUND)         \
            s.Replace(wxT("\""), wxT("\\\""), true);    \
        if (s.Find(wxT("\\\'")) == wxNOT_FOUND)         \
            s.Replace(wxT("\'"), wxT("\\\'"), true);    \
    }
*/
#define UNESCAPE_CHARS(s) s = s.replace("\\\"", " ");
// #define UNESCAPE_CHARS(s) s = s.replace("\\\"", "\""); s = s.replace("\\\'", "\'");
/*{							\
            s.Replace(wxT("\\\""), wxT("\""), true);    \
            s.Replace(wxT("\\\'"), wxT("\'"), true);    \
    }
*/
class wxUI;
class Database;
class ImportEngine;
class ExportEngine;

class KissCount : public QApplication
{
public:
    KissCount(int& argc, char** argv);
    ~KissCount();

    std::list<QString> GetUsers();
    bool IsValidUser(const QString& user, const QString& password);
    void LoadUser(const QString& user);
    User* GetUser();
    void ChangePassword(const QString& password);
    bool UserExists(const QString& name);
    void ChangeName(const QString& name);
    void NewUser(const QString& name);

    void LoadYear(int year, bool force=false);

    int AddOperation(Operation& op, bool checkTransfert=true);
    void UpdateOperation(Operation& op, bool checkTransfert=true);
    void DeleteOperation(Operation& op);
    void DeleteOperations(int month, int year);
    int MetaAmount(int id);
    int MetaPositiveAmount(int id);

    int GetAccountAmount(int id, int month, int year, bool* had_values=0, bool create_if_not_exsits=true);
    void SetAccountAmount(int accountId, int month, int year, int value);
    int CalcAccountAmount(int id, int month, int year, bool* had_values);

    int AddAccount(Account& ac);
    void UpdateAccount(Account& ac);
    void DeleteAccount(Account& ac, int replacement);
    void AddSharedAccount(Account& ac, const QString& granted);
    void RemoveSharedAccount(Account& ac, int granted);
    std::map<QString, QString> getSharedAccountOwners(int account);
    QString getSharedAccountOwner(int account);

    int AddCategory(Category& category);
    void UpdateCategory(Category& category);
    void DeleteCategory(Category& category, int replacement);

    int AddTag(Tag& tag);
    void UpdateTag(Tag& tag);
    void DeleteTag(Tag& tag, int replacement);

    std::map<int, std::vector<int> > GetAllOperations();

    int GenerateMonth(int monthFrom, int yearFrom, int monthTo, int yearTo);
    void KillMe();

    void SetLanguage(QString language);
    QString GetLanguage(void);
    void SetAccountLimitValue(int limit);
    void SetAccountLimitColor(QColor& color);
    int GetAccountLimitValue(void);
    QColor GetAccountLimitColor(void);
    void SetOperationOrder(const QString& order);
    const QString& GetOperationOrder();
 
    std::vector<Operation>* Search(QString* description, QDate* dateFrom, QDate* dateTo,
				   int* amountFrom, int* amountTo,
				   std::vector<int> categories,
				   int types, std::vector<int> accounts, std::vector<int> tags);

    bool SearchPreviousOperation(Operation* res, Operation& op, int month, int year, bool limitToType, int index);

    void GetStats(int monthFrom, int yearFrom, int monthTo, int yearTo, 
		  std::map<int, std::map<int, std::map<int, int> > >* accountAmounts, 
		  std::map<int, int>* categories, std::map<int, int>* tags);

    void GetMonthStats(int month, int year, int nbDays,
		       std::map<int, std::vector<int> >* operations,
		       std::map<int, int>* categories, std::map<int, int>* tags);
    void UpdateStats();
    
    std::map<int, int>* GetNotChecked(int month, int year);
    std::map<int, int>* GetVirtualAmount(int month, int year);

    static QFont ExtractFont(QString);
    static QString CompactFont(const QFont& font);

    static void RegisterImportEngine(ImportEngine* engine);
    static void UnRegisterImportEngine(ImportEngine* engine);

    QString GetImportEngineExtensions();
    ImportEngine* GetImportEngine(QString path);

    static void RegisterExportEngine(ExportEngine* engine);
    static void UnRegisterExportEngine(ExportEngine* engine);

    QString GetExportEngineExtensions();
    ExportEngine* GetExportEngine(QString path, QString filter);

    void UpdateImportPattern();

    void GetHistory(int month, int year, QStringList& list);

    bool ChangeDatabase(QString filename);

    QLocale* GetLocale();
    QString GetDateLocalFormat();
    QString FormatDate(int day, int month, int year);

private:
    wxUI* _wxUI;
    Database* _db;
    User* _user;

    static std::vector<ImportEngine*> *GetImportEngines();
    static std::vector<ExportEngine*> *GetExportEngines();

    static std::vector<ImportEngine*> *_importEngines;
    static std::vector<ExportEngine*> *_exportEngines;

    int CopyGeneratedOperation(int monthTo, int yearTo, Operation& opOrig, Operation& opDest,
			       std::map<int, int> &meta, QRegularExpression *regexp);
};

#endif