/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2014 Red Hat, Inc.
 */

/**
 * SECTION:nmt-page-ppp
 * @short_description: The editor page for PPP configuration
 */

#include "libnm-client-aux-extern/nm-default-client.h"

#include <stdlib.h>

#include "nmt-page-ppp.h"
#include "libnmt-newt/nmt-newt-section.h"
#include "libnmt-newt/nmt-newt-separator.h"

G_DEFINE_TYPE(NmtPagePpp, nmt_page_ppp, NMT_TYPE_EDITOR_PAGE)

typedef struct {
    guint32 lcp_echo_failure;
    guint32 lcp_echo_interval;
} NmtPagePppPrivate;

#define NMT_PAGE_PPP_GET_PRIVATE(o) \
    (G_TYPE_INSTANCE_GET_PRIVATE((o), NMT_TYPE_PAGE_PPP, NmtPagePppPrivate))

NmtEditorPage *
nmt_page_ppp_new(NMConnection *conn)
{
    return g_object_new(NMT_TYPE_PAGE_PPP, "connection", conn, NULL);
}

static void
nmt_page_ppp_init(NmtPagePpp *ppp)
{}

static gboolean
transform_lcp_echo_properties_to_checkbox(GBinding     *binding,
                                          const GValue *from_value,
                                          GValue       *to_value,
                                          gpointer      user_data)
{
    NMSettingPpp *s_ppp = NM_SETTING_PPP(g_binding_get_source(binding));

    if (nm_setting_ppp_get_lcp_echo_interval(s_ppp) != 0
        && nm_setting_ppp_get_lcp_echo_failure(s_ppp) != 0)
        g_value_set_boolean(to_value, TRUE);
    else
        g_value_set_boolean(to_value, FALSE);

    return TRUE;
}

static gboolean
transform_checkbox_to_lcp_echo_interval(GBinding     *binding,
                                        const GValue *from_value,
                                        GValue       *to_value,
                                        gpointer      user_data)
{
    NmtPagePpp        *ppp  = user_data;
    NmtPagePppPrivate *priv = NMT_PAGE_PPP_GET_PRIVATE(ppp);

    if (g_value_get_boolean(from_value))
        g_value_set_uint(to_value, priv->lcp_echo_interval);
    else
        g_value_set_uint(to_value, 0);

    return TRUE;
}

static gboolean
transform_checkbox_to_lcp_echo_failure(GBinding     *binding,
                                       const GValue *from_value,
                                       GValue       *to_value,
                                       gpointer      user_data)
{
    NmtPagePpp        *ppp  = user_data;
    NmtPagePppPrivate *priv = NMT_PAGE_PPP_GET_PRIVATE(ppp);

    if (g_value_get_boolean(from_value))
        g_value_set_uint(to_value, priv->lcp_echo_failure);
    else
        g_value_set_uint(to_value, 0);

    return TRUE;
}

static void
nmt_page_ppp_constructed(GObject *object)
{
    NmtPagePpp        *ppp  = NMT_PAGE_PPP(object);
    NmtPagePppPrivate *priv = NMT_PAGE_PPP_GET_PRIVATE(ppp);
    NmtEditorSection  *section;
    NmtEditorGrid     *grid;
    NMSettingPpp      *s_ppp;
    NmtNewtWidget     *widget, *use_mppe;
    NmtNewtGrid       *auth_grid, *mppe_grid;
    NmtNewtSection    *auth_section, *mppe_section;
    NMConnection      *conn;

    conn  = nmt_editor_page_get_connection(NMT_EDITOR_PAGE(ppp));
    s_ppp = nm_connection_get_setting_ppp(conn);
    if (s_ppp) {
        priv->lcp_echo_interval = nm_setting_ppp_get_lcp_echo_interval(s_ppp);
        priv->lcp_echo_failure  = nm_setting_ppp_get_lcp_echo_failure(s_ppp);
    } else {
        s_ppp = (NMSettingPpp *) nm_setting_ppp_new();
        nm_connection_add_setting(conn, (NMSetting *) s_ppp);

        priv->lcp_echo_interval = 30;
        priv->lcp_echo_failure  = 5;
    }

    section = nmt_editor_section_new(_("PPP CONFIGURATION"), NULL, TRUE);
    grid    = nmt_editor_section_get_body(section);

    /* Auth methods */
    widget       = nmt_newt_section_new(FALSE);
    auth_section = NMT_NEWT_SECTION(widget);
    g_object_set(auth_section, "open", TRUE, NULL);
    nmt_editor_grid_append(grid, NULL, widget, NULL);

    widget = nmt_newt_label_new(_("Allowed authentication methods:"));
    nmt_newt_section_set_header(auth_section, widget);

    widget    = nmt_newt_grid_new();
    auth_grid = NMT_NEWT_GRID(widget);
    nmt_newt_section_set_body(auth_section, widget);

    widget = nmt_newt_checkbox_new(_("EAP"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REFUSE_EAP,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(auth_grid, widget, 0, 0);

    widget = nmt_newt_checkbox_new(_("PAP"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REFUSE_PAP,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(auth_grid, widget, 0, 1);

    widget = nmt_newt_checkbox_new(_("CHAP"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REFUSE_CHAP,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(auth_grid, widget, 0, 2);

    widget = nmt_newt_checkbox_new(_("MSCHAPv2"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REFUSE_MSCHAPV2,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(auth_grid, widget, 0, 3);

    widget = nmt_newt_checkbox_new(_("MSCHAP"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REFUSE_MSCHAP,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(auth_grid, widget, 0, 4);

    nmt_editor_grid_append(grid, NULL, nmt_newt_separator_new(), NULL);

    /* MPPE */
    widget       = nmt_newt_section_new(FALSE);
    mppe_section = NMT_NEWT_SECTION(widget);
    g_object_set(mppe_section, "open", TRUE, NULL);
    nmt_editor_grid_append(grid, NULL, widget, NULL);

    widget = nmt_newt_checkbox_new(_("Use point-to-point encryption (MPPE)"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REQUIRE_MPPE,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
    use_mppe = widget;
    nmt_newt_section_set_header(mppe_section, widget);

    widget    = nmt_newt_grid_new();
    mppe_grid = NMT_NEWT_GRID(widget);
    nmt_newt_section_set_body(mppe_section, widget);

    widget = nmt_newt_checkbox_new(_("Require 128-bit encryption"));
    g_object_bind_property(use_mppe, "active", widget, "sensitive", G_BINDING_SYNC_CREATE);
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_REQUIRE_MPPE_128,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(mppe_grid, widget, 0, 0);

    widget = nmt_newt_checkbox_new(_("Use stateful MPPE"));
    g_object_bind_property(use_mppe, "active", widget, "sensitive", G_BINDING_SYNC_CREATE);
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_MPPE_STATEFUL,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
    nmt_newt_grid_add(mppe_grid, widget, 0, 1);

    nmt_editor_grid_append(grid, NULL, nmt_newt_separator_new(), NULL);

    widget = nmt_newt_checkbox_new(_("Allow BSD data compression"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_NOBSDCOMP,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_editor_grid_append(grid, NULL, widget, NULL);

    widget = nmt_newt_checkbox_new(_("Allow Deflate data compression"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_NODEFLATE,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_editor_grid_append(grid, NULL, widget, NULL);

    widget = nmt_newt_checkbox_new(_("Use TCP header compression"));
    g_object_bind_property(s_ppp,
                           NM_SETTING_PPP_NO_VJ_COMP,
                           widget,
                           "active",
                           G_BINDING_BIDIRECTIONAL | G_BINDING_INVERT_BOOLEAN
                               | G_BINDING_SYNC_CREATE);
    nmt_editor_grid_append(grid, NULL, widget, NULL);

    nmt_editor_grid_append(grid, NULL, nmt_newt_separator_new(), NULL);

    widget = nmt_newt_checkbox_new(_("Send PPP echo packets"));
    g_object_bind_property_full(s_ppp,
                                NM_SETTING_PPP_LCP_ECHO_INTERVAL,
                                widget,
                                "active",
                                G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE,
                                transform_lcp_echo_properties_to_checkbox,
                                transform_checkbox_to_lcp_echo_interval,
                                ppp,
                                NULL);
    g_object_bind_property_full(s_ppp,
                                NM_SETTING_PPP_LCP_ECHO_FAILURE,
                                widget,
                                "active",
                                G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE,
                                transform_lcp_echo_properties_to_checkbox,
                                transform_checkbox_to_lcp_echo_failure,
                                ppp,
                                NULL);
    nmt_editor_grid_append(grid, NULL, widget, NULL);

    nmt_editor_page_add_section(NMT_EDITOR_PAGE(ppp), section);

    G_OBJECT_CLASS(nmt_page_ppp_parent_class)->constructed(object);
}

static void
nmt_page_ppp_class_init(NmtPagePppClass *ppp_class)
{
    GObjectClass *object_class = G_OBJECT_CLASS(ppp_class);

    g_type_class_add_private(object_class, sizeof(NmtPagePppPrivate));

    object_class->constructed = nmt_page_ppp_constructed;
}