/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*-  */
/*
 * stage-tab.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 "stage-tab.h"
#include "stage.h"
#include "g-window.h"
#include "resource-tab.h"
#include "utils.h"
#include <cstdlib>


static void on_save_clicked(GtkWidget* gtk, gpointer ud)
{
	//printf("Save clicked\n");
	StageTab* z = (StageTab*) ((CallbackArg*)ud)->tab;
	z->on_save_clicked ();
}

static void on_click_res(GtkButton* gtk, gpointer ud)
{
	//printf("Click res\n");
	StageTab* z = (StageTab*) ((CallbackArg*)ud)->tab;
	z->on_click_res ();
}

static void on_select(GtkTreeView* b, gpointer ud)
{
	//printf("Select\n");
	StageTab* z = (StageTab*) ((CallbackArg*)ud)->tab;
	z->on_select ();
}

static void on_select_res(GtkTreeView* b, gpointer ud)
{
	//printf("Select res\n");
	StageTab* z = (StageTab*) ((CallbackArg*)ud)->tab;
	z->on_select_res ();
}

StageTab::StageTab(GtkWidget *window, GtkBuilder *builder, ResourceTab* tab)
	: Tab(window, builder)
{
	CallbackArg* mca = new CallbackArg (this);
	m_lock = false;
	m_resTab=tab;

	m_root=GTK_BOX(gtk_builder_get_object(m_builder, "box_root"));
	m_list=GTK_TREE_VIEW(gtk_builder_get_object(m_builder, "tv_stage"));
	m_listRes=GTK_TREE_VIEW(gtk_builder_get_object(m_builder, "tv_stage_res"));
	m_devRes=GTK_BUTTON(gtk_builder_get_object(m_builder, "stage_dev_res"));
	m_resource=GTK_ENTRY(gtk_builder_get_object(m_builder, "entry_sta_resource"));
	m_nRes=GTK_SPIN_BUTTON(gtk_builder_get_object(m_builder, "spin_sta_res"));

	CONNECT(m_devRes, "clicked", ::on_click_res, mca);
	CONNECT(m_nRes, "value-changed", ::on_save_clicked, mca);
	CONNECT(m_resource, "changed", ::on_save_clicked, mca);


	m_listStore=GTK_LIST_STORE(gtk_builder_get_object(m_builder, "liststore3"));
	m_listResStore=m_resTab->getModel();
	gtk_tree_view_set_model (m_listRes, GTK_TREE_MODEL(m_listResStore));

	CONNECT(m_list, "cursor-changed", ::on_select, mca);
	CONNECT(m_listRes, "cursor-changed", ::on_select_res, mca);

	gtk_widget_hide(GTK_WIDGET(m_listRes));
}

StageTab::~StageTab()
{
	
}

void StageTab::on_click_res()
{
	if(gtk_widget_is_visible (GTK_WIDGET(m_listRes)))
		gtk_widget_hide(GTK_WIDGET(m_listRes));
	else 
		gtk_widget_show(GTK_WIDGET(m_listRes));
}


void StageTab::on_select_res()
{

	bool exists;
	std::string name;
	name=gtk_tree_view_get_str_selected(m_listRes, &exists);
	
	if(exists)
	{
		gtk_entry_set_text (m_resource, name.c_str());
		gtk_widget_show_all (GTK_WIDGET(m_root));
	}
	else
	{
	}
}

void StageTab::on_save_clicked()
{
	
	bool exists;
	std::string old;
	old=gtk_tree_view_get_str_selected(m_list, &exists);
	Stage* s=NULL;

	
	if(m_lock) return ;
	for(int i=0; i< m_stages.size(); i++)
	{
		char tmp[16];
		sprintf(tmp, "%d", i+1);
		if(old==tmp)
		{
			s=&m_stages[i];
			//std::cout << " Stage " << m_stages[i].getResource() << std::endl;
			s->setResource (gtk_entry_get_text(m_resource));
			s->setNRes (gtk_spin_button_get_value (m_nRes));
		}
	}
}


void StageTab::on_select()
{
	bool exists;
	std::string name;
	name=gtk_tree_view_get_str_selected(m_list, &exists);

	if(exists)
	{
		int x = atoi(name.c_str())-1;
		
		setupTab(m_stages[x]);
		gtk_widget_show_all (GTK_WIDGET(m_root));
	}
	else
	{
		gtk_widget_hide (GTK_WIDGET(m_root));
	}
}

void StageTab::open(Json::Value& val)
{

	gtk_list_store_clear (m_listStore);
	m_stages.clear();
	gtk_widget_hide (GTK_WIDGET(m_root));
	for (Json::Value::iterator it = val.begin(); it != val.end(); ++it) {
            Json::Value v = (*it);
		Stage r(v);
        insert(v["stage"].asInt(), &r);    
    }
	gtk_widget_hide (GTK_WIDGET(m_root));
}

Json::Value StageTab::getJson(bool b)
{
	Json::Value v(Json::arrayValue);
	for(int i=0; i<m_stages.size(); i++)
		v[i]=m_stages[i].getJson();
	return v;
}

void StageTab::setNStage(int n)
{
	if(n>m_stages.size())
	{
		while( n>m_stages.size() )
		{
			Stage s;
			s.setStage(m_stages.size()+1);
			s.setResource ("");
			insert (m_stages.size()+1, &s);
		}
	}else if(n<m_stages.size())
	{
		while( n<m_stages.size() ) 
			removeLast();
	}
}


void StageTab::setupTab(Data& _s)
{
	Stage& s = Stage::cast(_s);
	m_lock = true;
	gtk_spin_button_set_value(m_nRes, s.getNRes ());
	gtk_entry_set_text(m_resource, s.getResource ().c_str());
	m_lock = false;
}



void StageTab::insert(int n,  Stage* ra)
{

	GtkTreeSelection* sel = gtk_tree_view_get_selection (m_list);
	GtkTreeIter app;
	Stage r;

	gtk_tree_model_get_iter_last (GTK_TREE_MODEL(m_listStore), &app);
	r.setStage(n);
	if(!ra) ra=&r; 

	gtk_list_store_append(m_listStore, &app);
	gtk_list_store_set(m_listStore, &app, 0, tstr(n).c_str(), -1);

	m_stages.push_back(*ra);
	gtk_tree_selection_select_iter(sel, &app);
	on_select();
}

void StageTab::removeLast()
{
	GtkTreeIter iter;
	int n;

	n=gtk_tree_model_iter_n_children (GTK_TREE_MODEL(m_listStore), NULL);
	if(gtk_tree_model_iter_nth_child (GTK_TREE_MODEL(m_listStore), &iter, NULL, n-1))
	{
		gtk_list_store_remove (m_listStore, &iter);
		m_stages.erase(m_stages.begin() + m_stages.size()-1);
	}

}

Data& StageTab::getTab(bool& b)
{
	static Stage s;
	return s;
}


void	StageTab::write(const std::string& file)
{
}