/*
  raeddit: a simple reddit client for maemo.

  compile with:

  gcc `pkg-config --cflags --libs glib-2.0 hildon-1 json-glib-1.0 libcurl dbus-glib-1` raeddit-03.c greddit.c -o raeddit-03
*/
#include <gtk/gtk.h>
#include <hildon/hildon.h>
#include <dbus/dbus-glib.h>
#include <curl/curl.h>
#include <stdlib.h>
#include <stdio.h>
#include "greddit.h"

/* "r[ae]ddit" */
#define APP_NAME "r" "\xc3\xa6" "ddit"

GtkWidget *window;

static void
show_message (const char *message)
{
  HildonNote* note = HILDON_NOTE
    (hildon_note_new_information (GTK_WINDOW (window),
				  message?message:
				  "Some message was supposed to be here."));
  gtk_dialog_run (GTK_DIALOG (note));
  gtk_widget_destroy (GTK_WIDGET (note));
}

static void
launch_browser (char *url)
{
  DBusGConnection *connection;
  GError *error = NULL;

  DBusGProxy *proxy;

  connection = dbus_g_bus_get (DBUS_BUS_SESSION,
                               &error);
  if (connection == NULL)
    {
      show_message (error->message);
      g_error_free (error);
      return;
    }

  proxy = dbus_g_proxy_new_for_name (connection,
				     "com.nokia.osso_browser",
				     "/com/nokia/osso_browser/request",
				     "com.nokia.osso_browser");

  error = NULL;
  if (!dbus_g_proxy_call (proxy, "load_url", &error,
			  G_TYPE_STRING, url,
			  G_TYPE_INVALID,
			  G_TYPE_INVALID))
    {
      show_message (error->message);
      g_error_free (error);
    }
}

static void
visit_site (gpointer button, gpointer data)
{
  launch_browser ((char *) data);
}

int
main(int argc, char **argv)
{
  GtkWidget *pan, *vbox;
  GSList *posts = NULL;
  GSList *cursor;

  gtk_init (&argc, &argv);
  g_set_application_name (APP_NAME);
  curl_global_init (CURL_GLOBAL_ALL);

  posts = greddit_get_posts ();

  window = GTK_WIDGET (hildon_window_new ());
  gtk_window_set_title (GTK_WINDOW (window), APP_NAME);
  gtk_widget_show_all (GTK_WIDGET (window));

  pan = GTK_WIDGET (hildon_pannable_area_new ());
  vbox = GTK_WIDGET (gtk_vbox_new (FALSE, 0));

  for (cursor=posts; cursor; cursor = cursor->next)
    {
      GRedditPost *post = (GRedditPost*) cursor->data;
      char *title0 = g_strdup_printf("(%d) %s",
				     post->score,
				     post->title);
      char *subtitle0 = g_strdup_printf("posted by %s to %s",
					post->author,
					post->subreddit);
      /* stop buttons being a mile wide */
      char *title = g_strndup (title0, 60);
      char *subtitle = g_strndup (subtitle0, 60);
      GtkWidget *button = hildon_button_new_with_text (HILDON_SIZE_AUTO_WIDTH | HILDON_SIZE_FINGER_HEIGHT,
						       HILDON_BUTTON_ARRANGEMENT_VERTICAL,
						       title, subtitle);

      g_signal_connect (button, "clicked", G_CALLBACK (visit_site), post->url);

      gtk_box_pack_end (GTK_BOX (vbox), button, FALSE, FALSE, 0);

      g_free (title0);
      g_free (subtitle0);
      g_free (title);
      g_free (subtitle);
    }

  hildon_pannable_area_add_with_viewport (HILDON_PANNABLE_AREA (pan),
					  vbox);
  gtk_container_add (GTK_CONTAINER (window), pan);
  gtk_widget_show_all (GTK_WIDGET (window));

  if (!posts)
    {
      show_message ("Nothing found.");
    }

  gtk_main ();
  greddit_free_posts (posts);
  curl_global_cleanup ();

  return EXIT_SUCCESS;
}