// SPDX-License-Identifier: GPL-2.0+

/*

 * Copyright 2013 Jiri Pirko <jiri@resnulli.us>

 * Copyright 2013 - 2017  Red Hat, Inc.

 */

#include "nm-default.h"

#if WITH_JANSSON

#include <jansson.h>

#endif

#include <string.h>

#include "page-team-port.h"

G_DEFINE_TYPE (CEPageTeamPort, ce_page_team_port, CE_TYPE_PAGE)

#define CE_PAGE_TEAM_PORT_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), CE_TYPE_PAGE_TEAM_PORT, CEPageTeamPortPrivate))

typedef struct {

	NMSettingTeamPort *setting;

	GtkTextView *json_config_widget;

	GtkWidget *import_config_button;

	GtkButton *advanced_button;

	GtkDialog *advanced_dialog;

	GtkNotebook *advanced_notebook;

	/* General */

	GtkSpinButton *queue_id;

	GtkSpinButton *port_prio;

	GtkToggleButton *port_sticky;

	GtkSpinButton *lacp_port_prio;

	GtkSpinButton *lacp_port_key;

	/* Link Watch */

	GtkComboBox *link_watcher_name;

	GtkSpinButton *delay_up;

	GtkLabel *delay_up_label;

	GtkLabel *delay_up_ms;

	GtkSpinButton *delay_down;

	GtkLabel *delay_down_label;

	GtkLabel *delay_down_ms;

	GtkSpinButton *send_interval;

	GtkLabel *send_interval_label;

	GtkLabel *send_interval_ms;

	GtkSpinButton *init_wait;

	GtkLabel *init_wait_label;

	GtkLabel *init_wait_ms;

	GtkSpinButton *missed_max;

	GtkLabel *missed_max_label;

	GtkEntry *source_host;

	GtkLabel *source_host_label;

	GtkEntry *target_host;

	GtkLabel *target_host_label;

	GtkToggleButton *validate_active;

	GtkToggleButton *validate_inactive;

	GtkToggleButton *send_all;

} CEPageTeamPortPrivate;

/* Get string "type" from a combo box with a ["type", "name"] model. */

static gchar *

get_combo_box (GtkComboBox *combo)

{

	GtkTreeModel *model;

	GtkTreeIter iter;

	gchar *name;

	if (!gtk_combo_box_get_active_iter (combo, &iter))

		g_return_val_if_reached (NULL);

	model = gtk_combo_box_get_model (combo);

	gtk_tree_model_get (model, &iter, 0, &name, -1);

	return name;

}

#if WITH_JANSSON

/* Set active item to "type" in a combo box with a ["type", "name"] model. */

static gboolean

set_combo_box (GtkComboBox *combo, const gchar *value, GError **error)

{

	GtkTreeModel *model;

	GtkTreeIter iter;

	gboolean valid;

	const gchar *name;

	int i = 0;

	if (!value || !*value) {

		gtk_combo_box_set_active (combo, 0);

		return TRUE;

	}

	model = gtk_combo_box_get_model (combo);

	for (valid = gtk_tree_model_get_iter_first (model, &iter);

	     valid;

	     valid = gtk_tree_model_iter_next (model, &iter)) {

		gtk_tree_model_get (model, &iter, 0, &name, -1);

		if (strcmp (name, value) == 0) {

			gtk_combo_box_set_active (combo, i);

			return TRUE;

		}

		i++;

	}

	g_set_error (error, NMA_ERROR, NMA_ERROR_GENERIC,

	             "Value of \"%s\" is not known", value);

	return FALSE;

}

#endif

static void

team_port_private_init (CEPageTeamPort *self)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	GtkBuilder *builder;

	builder = CE_PAGE (self)->builder;

	priv->json_config_widget = GTK_TEXT_VIEW (gtk_builder_get_object (builder, "team_port_json_config"));

	priv->import_config_button = GTK_WIDGET (gtk_builder_get_object (builder, "import_config_button"));

	priv->advanced_button = GTK_BUTTON (gtk_builder_get_object (builder, "advanced_button"));

	priv->advanced_dialog = GTK_DIALOG (gtk_builder_get_object (builder, "advanced_dialog"));

	gtk_window_set_modal (GTK_WINDOW (priv->advanced_dialog), TRUE);

	priv->advanced_notebook = GTK_NOTEBOOK (gtk_builder_get_object (builder, "advanced_notebook"));

	/* General */

	priv->queue_id = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "queue_id"));

	priv->port_prio = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "port_prio"));

	priv->port_sticky = GTK_TOGGLE_BUTTON (gtk_builder_get_object (builder, "port_sticky"));

	priv->lacp_port_prio = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "lacp_port_prio"));

	priv->lacp_port_key = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "lacp_port_key"));

	/* Link Watcher */

	priv->link_watcher_name = GTK_COMBO_BOX (gtk_builder_get_object (builder, "link_watcher_name"));

	priv->send_interval = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "send_interval"));

	priv->send_interval_label = GTK_LABEL (gtk_builder_get_object (builder, "send_interval_label"));

	priv->send_interval_ms = GTK_LABEL (gtk_builder_get_object (builder, "send_interval_ms"));

	priv->init_wait = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "init_wait"));

	priv->init_wait_label = GTK_LABEL (gtk_builder_get_object (builder, "init_wait_label"));

	priv->init_wait_ms = GTK_LABEL (gtk_builder_get_object (builder, "init_wait_ms"));

	priv->missed_max = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "missed_max"));

	priv->missed_max_label = GTK_LABEL (gtk_builder_get_object (builder, "missed_max_label"));

	priv->source_host = GTK_ENTRY (gtk_builder_get_object (builder, "source_host"));

	priv->source_host_label = GTK_LABEL (gtk_builder_get_object (builder, "source_host_label"));

	priv->target_host = GTK_ENTRY (gtk_builder_get_object (builder, "target_host"));

	priv->target_host_label = GTK_LABEL (gtk_builder_get_object (builder, "target_host_label"));

	priv->validate_active = GTK_TOGGLE_BUTTON (gtk_builder_get_object (builder, "validate_active"));

	priv->validate_inactive = GTK_TOGGLE_BUTTON (gtk_builder_get_object (builder, "validate_inactive"));

	priv->send_all = GTK_TOGGLE_BUTTON (gtk_builder_get_object (builder, "send_all"));

	priv->delay_up = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "delay_up"));

	priv->delay_up_label = GTK_LABEL (gtk_builder_get_object (builder, "delay_up_label"));

	priv->delay_up_ms = GTK_LABEL (gtk_builder_get_object (builder, "delay_up_ms"));

	priv->delay_down = GTK_SPIN_BUTTON (gtk_builder_get_object (builder, "delay_down"));

	priv->delay_down_label = GTK_LABEL (gtk_builder_get_object (builder, "delay_down_label"));

	priv->delay_down_ms = GTK_LABEL (gtk_builder_get_object (builder, "delay_down_ms"));

	ce_spin_default_val (priv->queue_id, -1);

	ce_spin_default_val (priv->port_prio, -1);

	ce_spin_default_val (priv->lacp_port_prio, -1);

	ce_spin_default_val (priv->lacp_port_key, -1);

	ce_spin_default_val (priv->send_interval, -1);

	ce_spin_default_val (priv->init_wait, -1);

	ce_spin_default_val (priv->missed_max, -1);

	ce_spin_default_val (priv->delay_up, -1);

	ce_spin_default_val (priv->delay_down, -1);

}

static void

import_button_clicked_cb (GtkWidget *widget, CEPageTeamPort *self)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	GtkWidget *dialog;

	GtkTextBuffer *buffer;

	char *filename;

	char *buf = NULL;

	gsize buf_len;

	GtkWidget *toplevel;

	toplevel = gtk_widget_get_toplevel (CE_PAGE (self)->page);

	g_return_if_fail (toplevel);

	g_return_if_fail (gtk_widget_is_toplevel (toplevel));

	dialog = gtk_file_chooser_dialog_new (_("Select file to import"),

	                                      GTK_WINDOW (toplevel),

	                                      GTK_FILE_CHOOSER_ACTION_OPEN,

	                                      _("_Cancel"), GTK_RESPONSE_CANCEL,

	                                      _("_Open"), GTK_RESPONSE_ACCEPT,

	                                      NULL);

	gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);

	if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT) {

		filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));

		if (!filename) {

			g_warning ("%s: didn't get a filename back from the chooser!", __func__);

			goto out;

		}

		/* Put the file content into JSON config text view. */

		// FIXME: do a cleverer file validity check

		g_file_get_contents (filename, &buf, &buf_len, NULL);

		if (buf_len > 100000) {

			g_free (buf);

			buf = g_strdup (_("Error: file doesn’t contain a valid JSON configuration"));

		}

		buffer = gtk_text_view_get_buffer (priv->json_config_widget);

		gtk_text_buffer_set_text (buffer, buf ? buf : "", -1);

		g_free (filename);

		g_free (buf);

	}

out:

	gtk_widget_destroy (dialog);

}

static void

link_watcher_changed (GtkComboBox *combo, gpointer user_data)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (user_data);

	gchar *name;

	/* First hide everything and then show just what we need. */

	gtk_widget_hide (GTK_WIDGET (priv->delay_up));

	gtk_widget_hide (GTK_WIDGET (priv->delay_up_label));

	gtk_widget_hide (GTK_WIDGET (priv->delay_up_ms));

	gtk_widget_hide (GTK_WIDGET (priv->delay_down));

	gtk_widget_hide (GTK_WIDGET (priv->delay_down_label));

	gtk_widget_hide (GTK_WIDGET (priv->delay_down_ms));

	gtk_widget_hide (GTK_WIDGET (priv->send_interval));

	gtk_widget_hide (GTK_WIDGET (priv->send_interval_label));

	gtk_widget_hide (GTK_WIDGET (priv->send_interval_ms));

	gtk_widget_hide (GTK_WIDGET (priv->init_wait));

	gtk_widget_hide (GTK_WIDGET (priv->init_wait_label));

	gtk_widget_hide (GTK_WIDGET (priv->init_wait_ms));

	gtk_widget_hide (GTK_WIDGET (priv->missed_max));

	gtk_widget_hide (GTK_WIDGET (priv->missed_max_label));

	gtk_widget_hide (GTK_WIDGET (priv->source_host));

	gtk_widget_hide (GTK_WIDGET (priv->source_host_label));

	gtk_widget_hide (GTK_WIDGET (priv->target_host));

	gtk_widget_hide (GTK_WIDGET (priv->target_host_label));

	gtk_widget_hide (GTK_WIDGET (priv->validate_active));

	gtk_widget_hide (GTK_WIDGET (priv->validate_inactive));

	gtk_widget_hide (GTK_WIDGET (priv->send_all));

	name = get_combo_box (combo);

	if (g_strcmp0 (name, "master") == 0) {

		/* Leave everything disabled. */

	} else if (g_strcmp0 (name, "ethtool") == 0) {

		gtk_widget_show (GTK_WIDGET (priv->delay_up));

		gtk_widget_show (GTK_WIDGET (priv->delay_up_label));

		gtk_widget_show (GTK_WIDGET (priv->delay_up_ms));

		gtk_widget_show (GTK_WIDGET (priv->delay_down));

		gtk_widget_show (GTK_WIDGET (priv->delay_down_label));

		gtk_widget_show (GTK_WIDGET (priv->delay_down_ms));

	} else if (g_strcmp0 (name, "arp_ping") == 0) {

		gtk_widget_show (GTK_WIDGET (priv->send_interval));

		gtk_widget_show (GTK_WIDGET (priv->send_interval_label));

		gtk_widget_show (GTK_WIDGET (priv->send_interval_ms));

		gtk_widget_show (GTK_WIDGET (priv->init_wait));

		gtk_widget_show (GTK_WIDGET (priv->init_wait_label));

		gtk_widget_show (GTK_WIDGET (priv->init_wait_ms));

		gtk_widget_show (GTK_WIDGET (priv->missed_max));

		gtk_widget_show (GTK_WIDGET (priv->missed_max_label));

		gtk_widget_show (GTK_WIDGET (priv->source_host));

		gtk_widget_show (GTK_WIDGET (priv->source_host_label));

		gtk_widget_show (GTK_WIDGET (priv->target_host));

		gtk_widget_show (GTK_WIDGET (priv->target_host_label));

		gtk_widget_show (GTK_WIDGET (priv->validate_active));

		gtk_widget_show (GTK_WIDGET (priv->validate_inactive));

		gtk_widget_show (GTK_WIDGET (priv->send_all));

	} else if (g_strcmp0 (name, "nsna_ping") == 0) {

		gtk_widget_show (GTK_WIDGET (priv->send_interval));

		gtk_widget_show (GTK_WIDGET (priv->send_interval_label));

		gtk_widget_show (GTK_WIDGET (priv->send_interval_ms));

		gtk_widget_show (GTK_WIDGET (priv->init_wait));

		gtk_widget_show (GTK_WIDGET (priv->init_wait_label));

		gtk_widget_show (GTK_WIDGET (priv->init_wait_ms));

		gtk_widget_show (GTK_WIDGET (priv->missed_max));

		gtk_widget_show (GTK_WIDGET (priv->missed_max_label));

		gtk_widget_show (GTK_WIDGET (priv->target_host));

		gtk_widget_show (GTK_WIDGET (priv->target_host_label));

	} else {

		g_return_if_reached ();

	}

	g_free (name);

}

#if WITH_JANSSON

static gboolean

json_to_dialog (CEPageTeamPort *self)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	char *json_config;

	json_t *json;

	json_error_t json_error;

	int ret;

	gboolean success = TRUE;

	GtkTextIter start, end;

	GtkTextBuffer *buffer;

	GError *error = NULL;

	/* General */

	int queue_id = -1;

	int port_prio = -1;

	int port_sticky = FALSE;

	int lacp_port_prio = -1;

	int lacp_port_key = -1;

	/* Link Watch */

	const char *link_watch_name = "";

	int link_watch_delay_up = -1;

	int link_watch_delay_down = -1;

	int link_watch_interval = -1;

	int link_watch_init_wait = -1;

	int link_watch_missed_max = -1;

	const char *link_watch_source_host = "";

	const char *link_watch_target_host = "";

	int link_watch_validate_active = FALSE;

	int link_watch_validate_inactive = FALSE;

	int link_watch_send_always = FALSE;

	buffer = gtk_text_view_get_buffer (priv->json_config_widget);

	gtk_text_buffer_get_iter_at_offset (buffer, &start, 0);

	gtk_text_buffer_get_iter_at_offset (buffer, &end, -1);

	json_config = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);

	if (strcmp (json_config, "") == 0) {

		/* Initial empty configuration */

		json = json_object ();

	} else {

		json = json_loads (json_config, 0, &json_error);

	}

	if (!json) {

		g_message ("Failed to parse JSON: %s on line %d", json_error.text, json_error.line);

		success = FALSE;

	}

	/* For simplicity, we proceed with json==NULL. The attempt to

	 * unpack will produce an error which we'll ignore. */

	g_free (json_config);

	ret = json_unpack_ex (json, &json_error, 0,

	                      "{"

	                      " s?:i,"

	                      " s?:i,"

	                      " s?:b,"

	                      " s?:i,"

	                      " s?:i,"

	                      " s?:{s?:s, s?:i, s?:i, s?:i, s?:i, s?:i, s?:s, s?:s, s?:b, s?:b, s?:b !}"

	                      "!}",

	                      "queue_id", &queue_id,

	                      "prio", &port_prio,

	                      "sticky", &port_sticky,

	                      "lacp_prio", &lacp_port_prio,

	                      "lacp_key", &lacp_port_key,

	                      "link_watch",

	                          "name", &link_watch_name,

	                          "delay_up", &link_watch_delay_up,

	                          "delay_down", &link_watch_delay_down,

	                          "interval", &link_watch_interval,

	                          "init_wait", &link_watch_init_wait,

	                          "missed_max", &link_watch_missed_max,

	                          "source_host", &link_watch_source_host,

	                          "target_host", &link_watch_target_host,

	                          "validate_active", &link_watch_validate_active,

	                          "validate_inactive", &link_watch_validate_inactive,

	                          "send_always", &link_watch_send_always);

	if (success == TRUE && ret == -1) {

		g_message ("Failed to parse JSON: %s on line %d", json_error.text, json_error.line);

		success = FALSE;

	}

	/* We proceed setting the form fields even in case we couldn't unpack.

	 * That way we'll get at least sensible default values. Editing will

	 * be disabled anyway. */

	gtk_spin_button_set_value (priv->queue_id, queue_id);

	gtk_spin_button_set_value (priv->port_prio, port_prio);

	gtk_toggle_button_set_active (priv->port_sticky, port_sticky);

	gtk_spin_button_set_value (priv->lacp_port_prio, lacp_port_prio);

	gtk_spin_button_set_value (priv->lacp_port_key, lacp_port_key);

	if (!set_combo_box (priv->link_watcher_name, link_watch_name, &error)) {

		g_message ("Cannot read link watcher name: %s", error->message);

		g_clear_error (&error);

		success = FALSE;

	}

	gtk_spin_button_set_value (priv->delay_up, link_watch_delay_up);

	gtk_spin_button_set_value (priv->delay_down, link_watch_delay_down);

	gtk_spin_button_set_value (priv->send_interval, link_watch_interval);

	gtk_spin_button_set_value (priv->init_wait, link_watch_init_wait);

	gtk_spin_button_set_value (priv->missed_max, link_watch_missed_max);

	gtk_entry_set_text (priv->source_host, link_watch_source_host);

	gtk_entry_set_text (priv->target_host, link_watch_target_host);

	gtk_toggle_button_set_active (priv->validate_active, link_watch_validate_active);

	gtk_toggle_button_set_active (priv->validate_inactive, link_watch_validate_inactive);

	gtk_toggle_button_set_active (priv->send_all, link_watch_send_always);

	if (success) {

		/* Enable editing. */

		gtk_widget_set_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 0), 1);

		gtk_widget_set_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 1), 1);

	}

	json_decref (json);

	return success;

}

static void

maybe_set_str (json_t *json, const char *key, const char *str)

{

	if (str && *str)

		json_object_set_new(json, key, json_string (str));

}

static void

maybe_set_int (json_t *json, const char *key, int num)

{

	if (num != -1)

		json_object_set_new(json, key, json_integer (num));

}

static void

maybe_set_json (json_t *json, const char *key, json_t *val)

{

	if (   (json_is_object (val) && json_object_size (val))

	    || (json_is_array (val) && json_array_size (val))) {

		json_object_set_new (json, key, val);

	} else {

		json_decref (val);

	}

}

static void

maybe_set_true (json_t *json, const char *key, int set)

{

	if (set)

		json_object_set_new(json, key, json_true ());

	else

		json_object_set_new(json, key, json_false ());

}

static void

dialog_to_json (CEPageTeamPort *self)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	json_t *json;

	json_t *obj;

	gchar *tmp;

	char *json_config;

	GtkTextBuffer *buffer;

	/* If the JSON is being edited, don't overwrite it. */

	if (!gtk_widget_get_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 0)))

		return;

	/* Disable editing via form, until converted back from JSON. */

	gtk_widget_set_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 0), 0);

	gtk_widget_set_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 1), 0);

	json = json_object ();

	maybe_set_int (json, "queue_id", gtk_spin_button_get_value_as_int (priv->queue_id));

	maybe_set_int (json, "prio", gtk_spin_button_get_value_as_int (priv->port_prio));

	if (gtk_toggle_button_get_active (priv->port_sticky))

		json_object_set_new(json, "sticky", json_true ());

	maybe_set_int (json, "lacp_prio", gtk_spin_button_get_value_as_int (priv->lacp_port_prio));

	maybe_set_int (json, "lacp_key", gtk_spin_button_get_value_as_int (priv->lacp_port_key));

	obj = json_object ();

	tmp = get_combo_box (priv->link_watcher_name);

	if (g_strcmp0 (tmp, "master") != 0) {

		maybe_set_str (obj, "name", tmp);

		if (g_strcmp0 (tmp, "ethtool") == 0) {

			maybe_set_int (obj, "delay_up", gtk_spin_button_get_value (priv->delay_up));

			maybe_set_int (obj, "delay_down", gtk_spin_button_get_value (priv->delay_down));

		} else if (g_strcmp0 (tmp, "arp_ping") == 0) {

			maybe_set_int (obj, "interval", gtk_spin_button_get_value (priv->send_interval));

			maybe_set_int (obj, "init_wait", gtk_spin_button_get_value (priv->init_wait));

			maybe_set_int (obj, "missed_max", gtk_spin_button_get_value (priv->missed_max));

			maybe_set_str (obj, "source_host", gtk_entry_get_text (priv->source_host));

			maybe_set_str (obj, "target_host", gtk_entry_get_text (priv->target_host));

			maybe_set_true (obj, "validate_active", gtk_toggle_button_get_active (priv->validate_active));

			maybe_set_true (obj, "validate_inactive", gtk_toggle_button_get_active (priv->validate_inactive));

			maybe_set_true (obj, "send_always", gtk_toggle_button_get_active (priv->send_all));

		} else if (g_strcmp0 (tmp, "nsna_ping") == 0) {

			maybe_set_int (obj, "interval", gtk_spin_button_get_value (priv->send_interval));

			maybe_set_int (obj, "init_wait", gtk_spin_button_get_value (priv->init_wait));

			maybe_set_int (obj, "missed_max", gtk_spin_button_get_value (priv->missed_max));

			maybe_set_str (obj, "target_host", gtk_entry_get_text (priv->target_host));

		} else {

			g_return_if_reached ();

		}

	}

	maybe_set_json (json, "link_watch", obj);

	g_free (tmp);

	json_config = json_dumps (json, JSON_INDENT (4));

	json_decref (json);

	buffer = gtk_text_view_get_buffer (priv->json_config_widget);

	gtk_text_buffer_set_text (buffer, json_config, -1);

	free (json_config);

}

#else /* WITH_JANSSON */

static gboolean

json_to_dialog (CEPageTeamPort *self)

{

	return FALSE;

}

static void

dialog_to_json (CEPageTeamPort *self)

{

}

#endif /* WITH_JANSSON */

static void

advanced_button_clicked_cb (GtkWidget *button, gpointer user_data)

{

	CEPageTeamPort *self = CE_PAGE_TEAM_PORT (user_data);

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	NMSettingTeamPort *s_port = priv->setting;

	GtkWidget *toplevel;

	GtkTextBuffer *buffer;

	GtkTextIter start, end;

	char *json_config = NULL;

	toplevel = gtk_widget_get_toplevel (CE_PAGE (self)->page);

	g_return_if_fail (toplevel);

	gtk_window_set_transient_for (GTK_WINDOW (priv->advanced_dialog), GTK_WINDOW (toplevel));

	g_return_if_fail (gtk_widget_is_toplevel (toplevel));

	/* Load in the JSON from settings to dialog. */

	buffer = gtk_text_view_get_buffer (priv->json_config_widget);

	gtk_text_buffer_set_text (buffer, nm_setting_team_port_get_config (s_port) ?: "", -1);

	/* Fill in the form fields. */

	if (json_to_dialog (self)) {

		gtk_notebook_set_current_page (priv->advanced_notebook, 0);

	} else {

		/* First disable the pages, so that potentially

		 * inconsistent changes are not propageated to JSON. */

		gtk_widget_set_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 0), 0);

		gtk_widget_set_sensitive (gtk_notebook_get_nth_page (priv->advanced_notebook, 1), 0);

		gtk_notebook_set_current_page (priv->advanced_notebook, 2);

	}

	link_watcher_changed (priv->link_watcher_name, self);

	if (gtk_dialog_run (priv->advanced_dialog) == GTK_RESPONSE_OK) {

		dialog_to_json (self);

		/* Set the JSON from the dialog to setting. */

		gtk_text_buffer_get_iter_at_offset (buffer, &start, 0);

		gtk_text_buffer_get_iter_at_offset (buffer, &end, -1);

		json_config = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);

		g_object_set (priv->setting,

		              NM_SETTING_TEAM_CONFIG,

		              g_strcmp0 (json_config, "") == 0 ? NULL : json_config,

		              NULL);

		g_free (json_config);

		ce_page_changed (CE_PAGE (self));

	}

	gtk_widget_hide (GTK_WIDGET (priv->advanced_dialog));

}

static gboolean

switch_page (GtkNotebook *notebook,

             GtkWidget   *page,

             guint        page_num,

             gpointer     user_data)

{

	CEPageTeamPort *self = CE_PAGE_TEAM_PORT (user_data);

	/* Keep the JSON and the form in sync if possible. */

	if (gtk_notebook_get_current_page (notebook) == 2)

		json_to_dialog (self);

	else if (page_num == 2)

		dialog_to_json (self);

	return TRUE;

}

static void

populate_ui (CEPageTeamPort *self)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	NMSettingTeamPort *s_port = priv->setting;

	GtkTextBuffer *buffer;

	const char *json_config;

	buffer = gtk_text_view_get_buffer (priv->json_config_widget);

	json_config = nm_setting_team_port_get_config (s_port);

	gtk_text_buffer_set_text (buffer, json_config ? json_config : "", -1);

	g_signal_connect (priv->import_config_button, "clicked", G_CALLBACK (import_button_clicked_cb), self);

	g_signal_connect (priv->link_watcher_name, "changed", G_CALLBACK (link_watcher_changed), self);

	g_signal_connect (priv->advanced_button, "clicked", G_CALLBACK (advanced_button_clicked_cb), self);

	g_signal_connect (priv->advanced_notebook, "switch-page", G_CALLBACK (switch_page), self);

}

static void

finish_setup (CEPageTeamPort *self, gpointer user_data)

{

	populate_ui (self);

}

CEPage *

ce_page_team_port_new (NMConnectionEditor *editor,

                       NMConnection *connection,

                       GtkWindow *parent_window,

                       NMClient *client,

                       const char **out_secrets_setting_name,

                       GError **error)

{

	CEPageTeamPort *self;

	CEPageTeamPortPrivate *priv;

	self = CE_PAGE_TEAM_PORT (ce_page_new (CE_TYPE_PAGE_TEAM_PORT,

	                                       editor,

	                                       connection,

	                                       parent_window,

	                                       client,

	                                       "/org/gnome/nm_connection_editor/ce-page-team-port.ui",

	                                       "TeamPortPage",

	                                       /* Translators: a "Team Port" is a network

	                                        * device that is part of a team.

	                                        */

	                                       _("Team Port")));

	if (!self) {

		g_set_error_literal (error, NMA_ERROR, NMA_ERROR_GENERIC, _("Could not load team port user interface."));

		return NULL;

	}

	team_port_private_init (self);

	priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	priv->setting = nm_connection_get_setting_team_port (connection);

	if (!priv->setting) {

		priv->setting = NM_SETTING_TEAM_PORT (nm_setting_team_port_new ());

		nm_connection_add_setting (connection, NM_SETTING (priv->setting));

	}

	g_signal_connect (self, CE_PAGE_INITIALIZED, G_CALLBACK (finish_setup), NULL);

	return CE_PAGE (self);

}

static void

ui_to_setting (CEPageTeamPort *self)

{

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	GtkTextBuffer *buffer;

	GtkTextIter start, end;

	char *json_config;

	buffer = gtk_text_view_get_buffer (priv->json_config_widget);

	gtk_text_buffer_get_iter_at_offset (buffer, &start, 0);

	gtk_text_buffer_get_iter_at_offset (buffer, &end, -1);

	json_config = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);

	if (g_strcmp0 (json_config, "") == 0)

		json_config = NULL;

	g_object_set (priv->setting,

	              NM_SETTING_TEAM_PORT_CONFIG, json_config,

	              NULL);

	g_free (json_config);

}

static gboolean

ce_page_validate_v (CEPage *page, NMConnection *connection, GError **error)

{

	CEPageTeamPort *self = CE_PAGE_TEAM_PORT (page);

	CEPageTeamPortPrivate *priv = CE_PAGE_TEAM_PORT_GET_PRIVATE (self);

	ui_to_setting (self);

	return nm_setting_verify (NM_SETTING (priv->setting), NULL, error);

}

static void

ce_page_team_port_init (CEPageTeamPort *self)

{

}

static void

ce_page_team_port_class_init (CEPageTeamPortClass *team_port_class)

{

	GObjectClass *object_class = G_OBJECT_CLASS (team_port_class);

	CEPageClass *parent_class = CE_PAGE_CLASS (team_port_class);

	g_type_class_add_private (object_class, sizeof (CEPageTeamPortPrivate));

	/* virtual methods */

	parent_class->ce_page_validate_v = ce_page_validate_v;

}