/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*-  */
/*
 * g-window.cc
 * Copyright (C) 2017 Unknown <francois@gautrais.eu>
 *
 * histodexc 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.
 * 
 * histodexc 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include "main.h"
#include <config.h>
#include <gtk/gtk.h>


#include <glib/gi18n.h>
#include "g-window.h"

#include "general-tab.h"
#include "resource-tab.h"
#include "stage-tab.h"
#include "zone-tab.h"
#include "merkator.h"
#include <fstream>
#include "generator.h"
#include "utils.h"

GWindow* gw=NULL;

typedef struct _Private Private;
struct _Private
{
	/* ANJUTA: Widgets declaration for histodexc.ui - DO NOT REMOVE */
};

static void on_new (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_new ();
}

static void on_open (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_open ();
}

static void on_save (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_save ();
}

static void on_import (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_import ();
}

static void on_saveas (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_saveas ();
}

static void on_exit_win (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_exit ();
}

static void on_generate (GtkMenuItem* app, gpointer user_data)
{
	CallbackArg* r = (CallbackArg*) user_data;
	((GWindow*)r->tab)->on_generate ();
}

void
on_window_destroy (GtkWidget *widget, gpointer data)
{
	gtk_main_quit ();
}

GWindow::GWindow()
{
	setlocale(LC_NUMERIC, "C");
	m_magic=1234;
	#if !defined(TEST) && defined(G_OS_WIN32)
	gchar *prefix = g_win32_get_package_installation_directory_of_module (NULL);
	gchar *datadir = g_build_filename (prefix, "share", PACKAGE, NULL);
	gchar *ui_file = g_build_filename (datadir, "ui", "histodexc.ui", NULL);
	#endif

	GError* error = NULL;

	/* Load UI from file */
	m_builder = gtk_builder_new ();
	if (!gtk_builder_add_from_file (m_builder, UI_FILE, &error))
	{
		g_critical ("Couldn't load builder file: %s", error->message);
		g_error_free (error);
	}

	/* Auto-connect signal handlers */
	gtk_builder_connect_signals (m_builder, NULL);

	/* Get the window object from the ui file */
	m_window = GTK_WIDGET (gtk_builder_get_object (m_builder, TOP_WINDOW));
	printf("1 M_WINDOWS: %d\n",  m_window);
        if (!m_window)
        {
                g_critical ("Widget \"%s\" is missing in file %s.",
				TOP_WINDOW,
				UI_FILE);
        }

	m_priv = (Private*) g_malloc (sizeof (struct _Private));
	/* ANJUTA: Widgets initialization for histodexc.ui - DO NOT REMOVE */
	init_menu();

	/*#if !defined(TEST) && defined(G_OS_WIN32)
		g_free (prefix);
		g_free (datadir);
		g_free (ui_file);
	#endif*/
	gw=this;
}

GWindow::~GWindow()
{
	g_object_unref (m_builder);
	g_free (m_priv);
}

void GWindow::show()
{
	gtk_widget_show (m_window);
}


bool GWindow::checkSaved()
{
	if(isModidified())
	{
		gint result;
		GtkDialogFlags flags = GTK_DIALOG_MODAL;
		GtkWidget *dialog = gtk_message_dialog_new (GTK_WINDOW(m_window),
				                         flags,
										 GTK_MESSAGE_QUESTION,
										 GTK_BUTTONS_YES_NO,
				                         "Voulez-vous sauvegarder le fichier ?");
		gtk_window_set_title(GTK_WINDOW(dialog), "Sauvegarder");
		result=gtk_dialog_run (GTK_DIALOG (dialog));

		if (result==GTK_RESPONSE_YES)
		{
		    on_save();
			return true;
		}
		else if (result==GTK_RESPONSE_NO)
		{
			return true;
		}else
		{
			return false;
		}
		gtk_widget_destroy (dialog);
	}
}

void window_start(int argc, char** argv)
{
	GWindow* g = new GWindow ();
	g->show();
	if(argc>1)
		g->open(argv[1]);
	else 
		g->on_new();
}


void GWindow::init_menu()
{
	static CallbackArg* sm_args = new CallbackArg (this);
	m_resource = new ResourceTab (m_window, m_builder);
	m_zone = new ZoneTab (m_window, m_builder, m_resource);
	m_stage = new StageTab (m_window, m_builder, m_resource);
	m_general = new GeneralTab (m_window, m_builder, m_stage);
	
	m_generate=GTK_BUTTON(gtk_builder_get_object(m_builder,"gen_generate"));
	CONNECT(m_generate, "clicked", ::on_generate, new CallbackArg (this));


	m_new=GTK_IMAGE_MENU_ITEM(gtk_builder_get_object(m_builder,"menu_new"));
	m_open=GTK_IMAGE_MENU_ITEM(gtk_builder_get_object(m_builder,"menu_open"));
	m_import=GTK_MENU_ITEM(gtk_builder_get_object(m_builder,"menu_import"));
	m_save=GTK_IMAGE_MENU_ITEM(gtk_builder_get_object(m_builder,"menu_save"));
	m_saveas=GTK_IMAGE_MENU_ITEM(gtk_builder_get_object(m_builder,"menu_saveas"));
	m_exit=GTK_IMAGE_MENU_ITEM(gtk_builder_get_object(m_builder,"menu_exit"));
	m_log=GTK_TEXT_VIEW(gtk_builder_get_object(m_builder,"tv_log"));

	CONNECT(m_new, "activate", ::on_new, sm_args);
	CONNECT(m_open, "activate", ::on_open , sm_args);
	CONNECT(m_save, "activate", ::on_save, sm_args);
	CONNECT(m_saveas, "activate", ::on_saveas, sm_args);
	CONNECT(m_exit, "activate", ::on_exit_win, sm_args);
	CONNECT(m_import, "activate", ::on_import, sm_args);
	CONNECT(m_window, "destroy", on_exit_win,sm_args);
}

void GWindow::on_generate()
{
	int w=0;
	int e=0;
	int ce=0;
	std::string sa ="Succès de la génération";
	std::string sb = "Rien à déclarer";
	General g = m_general->getGeneral();
	std::vector<Resource>&  r= m_resource->getResources();
	std::vector<Area>&  a= m_zone->getAreas();
	std::vector<Stage>&  s= m_stage->getStages();
	Generator gen(g, a, r,s, this);
	std::string log;
	gen.generate();
	ce=gen.getCriticalErrorsCount ();
	e=gen.getErrorsCount ();
	w=gen.getWarningCount ();
	log=gen.getLog ();
	gtk_text_view_set_text (m_log, log.c_str());

	std::cout << "W=" << w << " E =" << e << std::endl; 
	if(w && !e && !ce)
	{
		sa="Avertissement(s) lors de la génération";
		sb=tstr(w)+" avertisssments lors de la génération. Des problèmes peuvent apparaitre à l'éxecution";
	}
	if(e && ! ce)
	{
		sa="Erreur(s) lors de la génération";
		sb=tstr(e)+" erreurs et "+tstr(w)+" avertisssments lors de la génération. Des problèmes devraient apparaitre à l'éxecution";
	}
	if(ce)
	{
		sa="Erreur(s) critique(s) lors de la génération";
		sb=tstr(ce)+ " erreurs critiques " +tstr(e)+" erreurs et "+tstr(w)+" avertisssments lors de la génération. La génération a échouée";
	}


	


	GtkWidget* dialog = NULL;
	GtkDialogFlags flags = GTK_DIALOG_DESTROY_WITH_PARENT;
	dialog = gtk_message_dialog_new (GTK_WINDOW(m_window),
                                 flags,
                                 GTK_MESSAGE_INFO,
                                 GTK_BUTTONS_OK,
                                 sb.c_str());
	gtk_dialog_run (GTK_DIALOG (dialog));
	gtk_widget_destroy (dialog);
	
}

void GWindow::write(const std::string& file)
{
	std::ofstream out(file);
	Json::Value j = m_general->getJson();
	//std::cout << j << std::endl;
	j["areas"] = m_zone->getJson();
	j["stages_list"] = m_stage->getJson();
	j["resources"] = m_resource->getJson();
	out << j;
}


Json::Value GWindow::getJson(bool genFinal)
{
	Json::Value j = m_general->getJson(genFinal);
	std::cout << j << std::endl;
	j["areas"] = m_zone->getJson();
	j["stages_list"] = m_stage->getJson();
	if(!genFinal) 
		j["resources"] = m_resource->getJson();
	else 
		j["others"] = m_resource->getJsonOrphelin ();
	return j;
}


void GWindow::on_new()
{
	Json::Value v(Json::arrayValue);
	m_currentFile="";
	m_resource->open(v);
	m_zone->open(v);
	m_general->open(v);
	m_stage->open(v);
	setModidified ();
	m_general->on_stage_changed();
	changeFile ("");
}

void GWindow::setModidified()
{
	m_resource->setModified ();
	m_zone->setModified ();
	m_general->setModified ();
	m_stage->setModified ();
}


void GWindow::clearModidified()
{
	m_resource->clearModified ();
	m_zone->clearModified ();
	m_general->clearModified ();
	m_stage->clearModified ();
}


bool GWindow::isModidified()
{
	bool b= false;
	b|=m_resource->getModified ();
	b|=m_zone->getModified ();
	b|=m_general->getModified ();
	b|=m_stage->getModified ();
	return b;
}

void GWindow::on_open()
{
	GtkWidget *dialog;
	GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
	gint res;
	printf("2 M_WINDOWS: %d\n",  m_window);
	dialog = gtk_file_chooser_dialog_new ("Ouvrir le fichier de jeu",
		                                  GTK_WINDOW(m_window),
		                                  action,
		                                  _("_Annuler"),
		                                  GTK_RESPONSE_CANCEL,
		                                  _("_Ouvrir"),
		                                  GTK_RESPONSE_ACCEPT,
		                                  NULL);

	res = gtk_dialog_run (GTK_DIALOG (dialog));
	if (res == GTK_RESPONSE_ACCEPT)
	{
		try{
			std::cout << gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)) << std::endl;
			open(gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)));
			changeFile(gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)));
			clearModidified();
		}catch(std::exception& e)
		{
			
			std::cout << "Error:" << e.what() << std::endl;
		}
	}

	gtk_widget_destroy (dialog);
}

void GWindow::on_import()
{
	GtkWidget *dialog;
	GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
	gint res;
	dialog = gtk_file_chooser_dialog_new ("Importer le fichier Merkaartor",
		                                  GTK_WINDOW(m_window),
		                                  action,
		                                  _("_Annuler"),
		                                  GTK_RESPONSE_CANCEL,
		                                  _("_Ouvrir"),
		                                  GTK_RESPONSE_ACCEPT,
		                                  NULL);

	res = gtk_dialog_run (GTK_DIALOG (dialog));
	if (res == GTK_RESPONSE_ACCEPT)
	{
		try{
			std::cout << gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)) << std::endl;
			Merkaartot m(gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)));
			Json::Value v = m.getJson ();
			m_zone->open(v);
		}catch(std::exception& e)
		{
			
			std::cout << "Error:" << e.what() << std::endl;
		}
	}

	gtk_widget_destroy (dialog);
}


void GWindow::on_save()
{
	if(m_currentFile=="")
	{
		on_saveas();
	}else
	{
		write(m_currentFile);
		clearModidified();
	}
}

void GWindow::on_saveas()
{
	GtkWidget *dialog;
	GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_SAVE;
	gint res;

	dialog = gtk_file_chooser_dialog_new ("Enregister le fichier de jeu",
		                                  GTK_WINDOW(m_window),
		                                  action,
		                                  _("_Annuler"),
		                                  GTK_RESPONSE_CANCEL,
		                                  _("_Enregistrer"),
		                                  GTK_RESPONSE_ACCEPT,
		                                  NULL);
	gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (dialog), TRUE);
	res = gtk_dialog_run (GTK_DIALOG (dialog));
	if (res == GTK_RESPONSE_ACCEPT)
	{
		std::cout << gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)) << std::endl;
		write(gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)));
		changeFile(gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog)));
		clearModidified();
	}
	gtk_widget_destroy (dialog);
}

void GWindow::changeFile(const std::string& file)
{
	std::string s = "File: "+file;
	m_currentFile=file; 
	if(file=="")
		gtk_window_set_title (GTK_WINDOW(m_window),"*New File");
	else 
		gtk_window_set_title (GTK_WINDOW(m_window),s.c_str());
}


void GWindow::open(const std::string& f)
{
	if(checkSaved ())
	{
		Json::Value v;
		std::ifstream in(f);
		in >> v;
		m_resource->open(v["resources"]);
		m_zone->open(v["areas"]);
		m_stage->open(v["stages_list"]);
		m_general->open(v);
		changeFile (f);
	}
}


void GWindow::on_exit()
{
	if(checkSaved ())
	{
		gtk_main_quit ();
	}
}