/*
 * Virt Viewer: A virtual machine console viewer
 *
 * Copyright (C) 2007-2012 Red Hat, Inc.
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Daniel P. Berrange <berrange@redhat.com>
 */

#include <config.h>
#include <locale.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <stdlib.h>
#ifdef HAVE_GTK_VNC
#include <vncdisplay.h>
#endif
#ifdef HAVE_SPICE_GTK
#include <spice-option.h>
#endif
#include "virt-viewer.h"

static void virt_viewer_version(void)
{
    g_print(_("%s version %s\n"), PACKAGE, VERSION BUILDID);

    exit(EXIT_SUCCESS);
}


int main(int argc, char **argv)
{
    GOptionContext *context;
    GError *error = NULL;
    int ret = 1;
    char *uri = NULL;
    gchar **args = NULL;
    gboolean direct = FALSE;
    gboolean attach = FALSE;
    gboolean waitvm = FALSE;
    gboolean reconnect = FALSE;
    VirtViewer *viewer = NULL;
    char *base_name;
    char *help_msg = NULL;
    const GOptionEntry options [] = {
        { "version", 'V', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,
          virt_viewer_version, N_("Display version information"), NULL },
        { "direct", 'd', 0, G_OPTION_ARG_NONE, &direct,
          N_("Direct connection with no automatic tunnels"), NULL },
        { "attach", 'a', 0, G_OPTION_ARG_NONE, &attach,
          N_("Attach to the local display using libvirt"), NULL },
        { "connect", 'c', 0, G_OPTION_ARG_STRING, &uri,
          N_("Connect to hypervisor"), "URI"},
        { "wait", 'w', 0, G_OPTION_ARG_NONE, &waitvm,
          N_("Wait for domain to start"), NULL },
        { "reconnect", 'r', 0, G_OPTION_ARG_NONE, &reconnect,
          N_("Reconnect to domain upon restart"), NULL },
        { G_OPTION_REMAINING, '\0', 0, G_OPTION_ARG_STRING_ARRAY, &args,
          NULL, "-- DOMAIN-NAME|ID|UUID" },
        { NULL, 0, 0, G_OPTION_ARG_NONE, NULL, NULL, NULL }
    };
    GOptionGroup* app_options = NULL;

    virt_viewer_util_init(_("Virt Viewer"));

    base_name = g_path_get_basename(argv[0]);
    help_msg = g_strdup_printf(_("Run '%s --help' to see a full list of available command line options"),
                               base_name);
    g_free(base_name);

    /* Setup command line options */
    context = g_option_context_new (NULL);
    g_option_context_set_summary (context, _("Virtual machine graphical console"));
    app_options = virt_viewer_app_get_option_group();
    g_option_group_add_entries (app_options, options);
    g_option_context_set_main_group (context, app_options);
    g_option_context_add_group (context, gtk_get_option_group (TRUE));
#ifdef HAVE_GTK_VNC
    g_option_context_add_group (context, vnc_display_get_option_group ());
#endif
#ifdef HAVE_SPICE_GTK
    g_option_context_add_group (context, spice_get_option_group ());
#endif
    g_option_context_parse (context, &argc, &argv, &error);
    if (error) {
        g_printerr("%s\n%s\n",
                   error->message, help_msg);
        goto cleanup;
    }

    g_option_context_free(context);

    if (args && (g_strv_length(args) != 1)) {
        g_printerr(_("\nUsage: %s [OPTIONS] [DOMAIN-NAME|ID|UUID]\n\n%s\n\n"), argv[0], help_msg);
        goto cleanup;
    }

    if (args == NULL && waitvm) {
        g_printerr(_("\nNo DOMAIN-NAME|ID|UUID was specified for '--wait'\n\n"));
        goto cleanup;
    }

    viewer = virt_viewer_new(uri, (args) ? args[0] : NULL, direct, attach, waitvm, reconnect);
    if (viewer == NULL)
        goto cleanup;

    if (!virt_viewer_app_start(VIRT_VIEWER_APP(viewer), &error)) {
        if (g_error_matches(error, VIRT_VIEWER_ERROR, VIRT_VIEWER_ERROR_CANCELLED))
            ret = 0;
        else if (error) {
            virt_viewer_app_simple_message_dialog(VIRT_VIEWER_APP(viewer), error->message);
        }
        goto cleanup;
    }

    gtk_main();

    ret = 0;

 cleanup:
    if (viewer)
        g_object_unref(viewer);
    g_free(uri);
    g_strfreev(args);
    g_free(help_msg);
    g_clear_error(&error);

    return ret;
}

/*
 * Local variables:
 *  c-indent-level: 4
 *  c-basic-offset: 4
 *  indent-tabs-mode: nil
 * End:
 */