/*
 * a stub anonymous MUC
 *
 * Copyright (C) 2008 Collabora Ltd. <http://www.collabora.co.uk/>
 * Copyright (C) 2008 Nokia Corporation
 *
 * Copying and distribution of this file, with or without modification,
 * are permitted in any medium without royalty provided the copyright
 * notice and this notice are preserved.
 */

#include "textchan-group.h"

#include <telepathy-glib/base-connection.h>
#include <telepathy-glib/channel-iface.h>
#include <telepathy-glib/dbus.h>
#include <telepathy-glib/dbus-properties-mixin.h>
#include <telepathy-glib/interfaces.h>
#include <telepathy-glib/svc-channel.h>
#include <telepathy-glib/svc-generic.h>

static void text_iface_init (gpointer iface, gpointer data);
static void channel_iface_init (gpointer iface, gpointer data);

G_DEFINE_TYPE_WITH_CODE (TpTestsTextChannelGroup,
    tp_tests_text_channel_group,
    G_TYPE_OBJECT,
    G_IMPLEMENT_INTERFACE (TP_TYPE_SVC_CHANNEL, channel_iface_init);
    G_IMPLEMENT_INTERFACE (TP_TYPE_SVC_CHANNEL_TYPE_TEXT, text_iface_init);
    G_IMPLEMENT_INTERFACE (TP_TYPE_SVC_CHANNEL_INTERFACE_GROUP,
      tp_group_mixin_iface_init);
    G_IMPLEMENT_INTERFACE (TP_TYPE_CHANNEL_IFACE, NULL);
    G_IMPLEMENT_INTERFACE (TP_TYPE_SVC_DBUS_PROPERTIES,
      tp_dbus_properties_mixin_iface_init))

static const char *text_channel_group_interfaces[] = {
    TP_IFACE_CHANNEL_INTERFACE_GROUP,
    NULL
};

/* type definition stuff */

enum
{
  PROP_OBJECT_PATH = 1,
  PROP_CHANNEL_TYPE,
  PROP_HANDLE_TYPE,
  PROP_HANDLE,
  PROP_TARGET_ID,
  PROP_CONNECTION,
  PROP_INTERFACES,
  PROP_REQUESTED,
  PROP_INITIATOR_HANDLE,
  PROP_INITIATOR_ID,
  PROP_DETAILED,
  PROP_PROPERTIES,
  N_PROPS
};

struct _TpTestsTextChannelGroupPrivate
{
  gchar *object_path;

  gboolean detailed;
  gboolean properties;

  gboolean closed;
  gboolean disposed;
};


static gboolean
add_member (GObject *obj,
            TpHandle handle,
            const gchar *message,
            GError **error)
{
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (obj);
  TpIntset *add = tp_intset_new ();

  tp_intset_add (add, handle);
  tp_group_mixin_change_members (obj, message, add, NULL, NULL, NULL,
      self->conn->self_handle, TP_CHANNEL_GROUP_CHANGE_REASON_NONE);
  tp_intset_destroy (add);

  return TRUE;
}

static void
tp_tests_text_channel_group_init (TpTestsTextChannelGroup *self)
{
  self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
      TP_TESTS_TYPE_TEXT_CHANNEL_GROUP, TpTestsTextChannelGroupPrivate);
}

static GObject *
constructor (GType type,
             guint n_props,
             GObjectConstructParam *props)
{
  GObject *object =
      G_OBJECT_CLASS (tp_tests_text_channel_group_parent_class)->constructor (type,
          n_props, props);
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (object);
  TpHandleRepoIface *contact_repo = tp_base_connection_get_handles
      (self->conn, TP_HANDLE_TYPE_CONTACT);
  TpChannelGroupFlags flags = 0;

  tp_dbus_daemon_register_object (
      tp_base_connection_get_dbus_daemon (self->conn),
      self->priv->object_path, self);

  tp_text_mixin_init (object, G_STRUCT_OFFSET (TpTestsTextChannelGroup, text),
      contact_repo);

  tp_text_mixin_set_message_types (object,
      TP_CHANNEL_TEXT_MESSAGE_TYPE_NORMAL,
      TP_CHANNEL_TEXT_MESSAGE_TYPE_ACTION,
      TP_CHANNEL_TEXT_MESSAGE_TYPE_NOTICE,
      G_MAXUINT);

  if (self->priv->detailed)
    flags |= TP_CHANNEL_GROUP_FLAG_MEMBERS_CHANGED_DETAILED;

  if (self->priv->properties)
    flags |= TP_CHANNEL_GROUP_FLAG_PROPERTIES;

  tp_group_mixin_init (object, G_STRUCT_OFFSET (TpTestsTextChannelGroup, group),
      contact_repo, self->conn->self_handle);
  tp_group_mixin_change_flags (object, flags, 0);

  return object;
}

static void
get_property (GObject *object,
              guint property_id,
              GValue *value,
              GParamSpec *pspec)
{
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (object);

  switch (property_id)
    {
    case PROP_OBJECT_PATH:
      g_value_set_string (value, self->priv->object_path);
      break;
    case PROP_CHANNEL_TYPE:
      g_value_set_static_string (value, TP_IFACE_CHANNEL_TYPE_TEXT);
      break;
    case PROP_HANDLE_TYPE:
      g_value_set_uint (value, TP_HANDLE_TYPE_NONE);
      break;
    case PROP_HANDLE:
      g_value_set_uint (value, 0);
      break;
    case PROP_TARGET_ID:
      g_value_set_static_string (value, "");
      break;
    case PROP_REQUESTED:
      g_value_set_boolean (value, TRUE);
      break;
    case PROP_INITIATOR_HANDLE:
      g_value_set_uint (value, self->conn->self_handle);
      break;
    case PROP_INITIATOR_ID:
        {
          TpHandleRepoIface *contact_repo = tp_base_connection_get_handles (
              self->conn, TP_HANDLE_TYPE_CONTACT);

          g_value_set_string (value,
              tp_handle_inspect (contact_repo, self->conn->self_handle));
        }
      break;
    case PROP_INTERFACES:
      g_value_set_boxed (value, text_channel_group_interfaces);
      break;
    case PROP_CONNECTION:
      g_value_set_object (value, self->conn);
      break;
    case PROP_DETAILED:
      g_value_set_boolean (value, self->priv->detailed);
      break;
    case PROP_PROPERTIES:
      g_value_set_boolean (value, self->priv->properties);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
      break;
    }
}

static void
set_property (GObject *object,
              guint property_id,
              const GValue *value,
              GParamSpec *pspec)
{
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (object);

  switch (property_id)
    {
    case PROP_OBJECT_PATH:
      g_free (self->priv->object_path);
      self->priv->object_path = g_value_dup_string (value);
      break;
    case PROP_HANDLE:
    case PROP_HANDLE_TYPE:
    case PROP_CHANNEL_TYPE:
      /* these properties are writable in the interface, but not actually
       * meaningfully changable on this channel, so we do nothing */
      break;
    case PROP_CONNECTION:
      self->conn = g_value_get_object (value);
      break;
    case PROP_DETAILED:
      self->priv->detailed = g_value_get_boolean (value);
      break;
    case PROP_PROPERTIES:
      self->priv->properties = g_value_get_boolean (value);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
      break;
    }
}

static void
dispose (GObject *object)
{
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (object);

  if (self->priv->disposed)
    return;

  self->priv->disposed = TRUE;

  if (!self->priv->closed)
    {
      tp_svc_channel_emit_closed (self);
    }

  ((GObjectClass *) tp_tests_text_channel_group_parent_class)->dispose (object);
}

static void
finalize (GObject *object)
{
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (object);

  g_free (self->priv->object_path);

  tp_text_mixin_finalize (object);
  tp_group_mixin_finalize (object);

  ((GObjectClass *) tp_tests_text_channel_group_parent_class)->finalize (object);
}

static void
tp_tests_text_channel_group_class_init (TpTestsTextChannelGroupClass *klass)
{
  GObjectClass *object_class = (GObjectClass *) klass;
  GParamSpec *param_spec;

  static TpDBusPropertiesMixinPropImpl channel_props[] = {
      { "TargetHandleType", "handle-type", NULL },
      { "TargetHandle", "handle", NULL },
      { "ChannelType", "channel-type", NULL },
      { "Interfaces", "interfaces", NULL },
      { "TargetID", "target-id", NULL },
      { "Requested", "requested", NULL },
      { "InitiatorHandle", "initiator-handle", NULL },
      { "InitiatorID", "initiator-id", NULL },
      { NULL }
  };
  static TpDBusPropertiesMixinIfaceImpl prop_interfaces[] = {
      { TP_IFACE_CHANNEL,
        tp_dbus_properties_mixin_getter_gobject_properties,
        NULL,
        channel_props,
      },
      { NULL }
  };

  g_type_class_add_private (klass, sizeof (TpTestsTextChannelGroupPrivate));

  object_class->constructor = constructor;
  object_class->set_property = set_property;
  object_class->get_property = get_property;
  object_class->dispose = dispose;
  object_class->finalize = finalize;

  g_object_class_override_property (object_class, PROP_OBJECT_PATH,
      "object-path");
  g_object_class_override_property (object_class, PROP_CHANNEL_TYPE,
      "channel-type");
  g_object_class_override_property (object_class, PROP_HANDLE_TYPE,
      "handle-type");
  g_object_class_override_property (object_class, PROP_HANDLE, "handle");

  param_spec = g_param_spec_object ("connection", "TpBaseConnection object",
      "Connection object that owns this channel",
      TP_TYPE_BASE_CONNECTION,
      G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE |
      G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB);
  g_object_class_install_property (object_class, PROP_CONNECTION, param_spec);

  param_spec = g_param_spec_boxed ("interfaces", "Extra D-Bus interfaces",
      "Additional Channel.Interface.* interfaces",
      G_TYPE_STRV,
      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_INTERFACES, param_spec);

  param_spec = g_param_spec_string ("target-id", "Peer's ID",
      "Always the empty string on this channel",
      NULL,
      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_TARGET_ID, param_spec);

  param_spec = g_param_spec_uint ("initiator-handle", "Initiator's handle",
      "The contact who initiated the channel",
      0, G_MAXUINT32, 0,
      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_INITIATOR_HANDLE,
      param_spec);

  param_spec = g_param_spec_string ("initiator-id", "Initiator's ID",
      "The string obtained by inspecting the initiator-handle",
      NULL,
      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_INITIATOR_ID,
      param_spec);

  param_spec = g_param_spec_boolean ("requested", "Requested?",
      "True if this channel was requested by the local user",
      FALSE,
      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_REQUESTED, param_spec);

  param_spec = g_param_spec_boolean ("detailed",
      "Has the Members_Changed_Detailed flag?",
      "True if the Members_Changed_Detailed group flag should be set",
      TRUE,
      G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_DETAILED, param_spec);

  param_spec = g_param_spec_boolean ("properties",
      "Has the Properties flag?",
      "True if the Properties group flag should be set",
      TRUE,
      G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, PROP_PROPERTIES, param_spec);

  tp_text_mixin_class_init (object_class,
      G_STRUCT_OFFSET (TpTestsTextChannelGroupClass, text_class));
  tp_group_mixin_class_init (object_class,
      G_STRUCT_OFFSET (TpTestsTextChannelGroupClass, group_class), add_member,
      NULL);

  klass->dbus_properties_class.interfaces = prop_interfaces;
  tp_dbus_properties_mixin_class_init (object_class,
      G_STRUCT_OFFSET (TpTestsTextChannelGroupClass, dbus_properties_class));

  tp_group_mixin_init_dbus_properties (object_class);
}

static void
channel_close (TpSvcChannel *iface,
               DBusGMethodInvocation *context)
{
  TpTestsTextChannelGroup *self = TP_TESTS_TEXT_CHANNEL_GROUP (iface);

  if (!self->priv->closed)
    {
      self->priv->closed = TRUE;
      tp_svc_channel_emit_closed (self);
    }

  tp_svc_channel_return_from_close (context);
}

static void
channel_get_channel_type (TpSvcChannel *iface,
                          DBusGMethodInvocation *context)
{
  tp_svc_channel_return_from_get_channel_type (context,
      TP_IFACE_CHANNEL_TYPE_TEXT);
}

static void
channel_get_handle (TpSvcChannel *iface,
                    DBusGMethodInvocation *context)
{
  tp_svc_channel_return_from_get_handle (context, TP_HANDLE_TYPE_NONE, 0);
}

static void
channel_get_interfaces (TpSvcChannel *iface,
                        DBusGMethodInvocation *context)
{
  tp_svc_channel_return_from_get_interfaces (context,
      text_channel_group_interfaces);
}

static void
channel_iface_init (gpointer iface,
                    gpointer data)
{
  TpSvcChannelClass *klass = iface;

#define IMPLEMENT(x) tp_svc_channel_implement_##x (klass, channel_##x)
  IMPLEMENT (close);
  IMPLEMENT (get_channel_type);
  IMPLEMENT (get_handle);
  IMPLEMENT (get_interfaces);
#undef IMPLEMENT
}

static void
text_send (TpSvcChannelTypeText *iface,
           guint type,
           const gchar *text,
           DBusGMethodInvocation *context)
{
  /* silently swallow the message */
  tp_svc_channel_type_text_return_from_send (context);
}

static void
text_iface_init (gpointer iface,
                 gpointer data)
{
  TpSvcChannelTypeTextClass *klass = iface;

  tp_text_mixin_iface_init (iface, data);
#define IMPLEMENT(x) tp_svc_channel_type_text_implement_##x (klass, text_##x)
  IMPLEMENT (send);
#undef IMPLEMENT
}