// 26 june 2015
#include "uipriv_unix.h"

// LONGTERM figure out why, and describe, that this is the desired behavior
// LONGTERM also point out that font and color buttons also work like this

#define windowWindow(w) ((w)?(GTK_WINDOW(uiControlHandle(uiControl(w)))):NULL)

static char *filedialog(GtkWindow *parent, GtkFileChooserAction mode, const gchar *confirm, const char* filter, const char* initpath)
{
	GtkWidget *fcd;
	GtkFileChooser *fc;
	gint response;
	char *filename;

	fcd = gtk_file_chooser_dialog_new(NULL, parent, mode,
		"_Cancel", GTK_RESPONSE_CANCEL,
		confirm, GTK_RESPONSE_ACCEPT,
		NULL);
	fc = GTK_FILE_CHOOSER(fcd);
	
	// filters
	{
		gchar _filter[256];
        gchar* fp = &_filter[0]; int s = 0;
        gchar* fname;
        for (int i = 0; i < 255; i++)
        {
            if (filter[i] == '|' || filter[i] == '\0')
            {
                _filter[i] = '\0';
                if (s & 1)
                {
					GtkFileFilter* filter = gtk_file_filter_new();
					gtk_file_filter_set_name(filter, fname);
					
					for (gchar* j = fp; ; j++)
					{
						if (*j == ';')
						{
						    *j = '\0';
							gtk_file_filter_add_pattern(filter, fp);
							fp = j+1;
						}
						else if (*j == '\0')
						{
							gtk_file_filter_add_pattern(filter, fp);
							break;
						}
					}

					gtk_file_chooser_add_filter(fc, filter);
                }
                else
                {
                    fname = fp;
                }
                fp = &_filter[i+1];
                s++;
                if (s >= 8) break;
                if (filter[i] == '\0') break;
            }
            else
                _filter[i] = filter[i];
        }
	}
	
	gtk_file_chooser_set_local_only(fc, FALSE);
	gtk_file_chooser_set_select_multiple(fc, FALSE);
	gtk_file_chooser_set_show_hidden(fc, TRUE);
	gtk_file_chooser_set_do_overwrite_confirmation(fc, TRUE);
	gtk_file_chooser_set_create_folders(fc, TRUE);
	if (initpath && strlen(initpath)>0) 
	    gtk_file_chooser_set_current_folder(fc, initpath);
	
	response = gtk_dialog_run(GTK_DIALOG(fcd));
	if (response != GTK_RESPONSE_ACCEPT) {
		gtk_widget_destroy(fcd);
		return NULL;
	}
	filename = uiUnixStrdupText(gtk_file_chooser_get_filename(fc));
	gtk_widget_destroy(fcd);
	return filename;
}

char *uiOpenFile(uiWindow *parent, const char* filter, const char* initpath)
{
	return filedialog(windowWindow(parent), GTK_FILE_CHOOSER_ACTION_OPEN, "_Open", filter, initpath);
}

char *uiSaveFile(uiWindow *parent, const char* filter, const char* initpath)
{
	return filedialog(windowWindow(parent), GTK_FILE_CHOOSER_ACTION_SAVE, "_Save", filter, initpath);
}

static void msgbox(GtkWindow *parent, const char *title, const char *description, GtkMessageType type, GtkButtonsType buttons)
{
	GtkWidget *md;

	md = gtk_message_dialog_new(parent, GTK_DIALOG_MODAL,
		type, buttons,
		"%s", title);
	gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(md), "%s", description);
	gtk_dialog_run(GTK_DIALOG(md));
	gtk_widget_destroy(md);
}

void uiMsgBox(uiWindow *parent, const char *title, const char *description)
{
	msgbox(windowWindow(parent), title, description, GTK_MESSAGE_OTHER, GTK_BUTTONS_OK);
}

void uiMsgBoxError(uiWindow *parent, const char *title, const char *description)
{
	msgbox(windowWindow(parent), title, description, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK);
}