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/*
* Copyright (C) 2020 Purism SPC
* 2025 The Phosh Developers
*
* SPDX-License-Identifier: LGPL-2.1+
*
* Author: Guido Günther <agx@sigxcpu.org>
*/
#include "lfb-main.h"
#include "lfb-gdbus.h"
#include "lfb-priv.h"
#include "lfb-names.h"
static LfbGdbusFeedback *_proxy;
static char *_app_id;
static gboolean _initted;
static GHashTable *_active_ids;
static void
lfb_cancel_feedbacks (void)
{
gpointer key, value;
GHashTableIter iter;
g_hash_table_iter_init (&iter, _active_ids);
while (g_hash_table_iter_next (&iter, &key, &value)) {
guint id = GPOINTER_TO_UINT(key);
g_hash_table_iter_remove (&iter);
g_debug ("Cancelling feedback on shutdown %d", id);
/* Need to use a sync call here since there might not be a main loop anymore */
lfb_gdbus_feedback_call_end_feedback_sync (_proxy, id, NULL, NULL);
}
}
void
_lfb_active_add_id (guint id)
{
g_return_if_fail (id > 0);
if (!_initted)
return;
g_hash_table_add (_active_ids, GUINT_TO_POINTER (id));
}
void
_lfb_active_remove_id (guint id)
{
gboolean success;
g_return_if_fail (id > 0);
if (!_initted)
return;
success = g_hash_table_remove (_active_ids, GUINT_TO_POINTER(id));
if (!success)
g_warning ("Event id %d not known", id);
}
LfbGdbusFeedback *
_lfb_get_proxy (void)
{
/* Caller needs to check since the proxy might be gone when
the last event gets finalized */
return _proxy;
}
/**
* lfb_init:
* @app_id: The application id
* @error: Error information
*
* Initialize libfeedback. This must be called before any other of libfeedback's functions.
*
* Returns: %TRUE if successful, or %FALSE on error.
*/
gboolean
lfb_init (const gchar *app_id, GError **error)
{
g_return_val_if_fail (app_id != NULL, FALSE);
g_return_val_if_fail (*app_id != '\0', FALSE);
if (_initted)
return TRUE;
lfb_set_app_id (app_id);
_proxy = lfb_gdbus_feedback_proxy_new_for_bus_sync(
FB_DBUS_TYPE, 0, FB_DBUS_NAME, FB_DBUS_PATH, NULL, error);
if (!_proxy)
return FALSE;
_active_ids = g_hash_table_new (g_direct_hash, g_direct_equal);
g_object_add_weak_pointer (G_OBJECT (_proxy), (gpointer *) &_proxy);
_initted = TRUE;
return TRUE;
}
/**
* lfb_uninit:
*
* Uninitialize the library when no longer used. Usually called
* on program shutdown.
*/
void
lfb_uninit (void)
{
_initted = FALSE;
/* Cancel all feedbacks that the client forgot to clean up */
if (_active_ids)
lfb_cancel_feedbacks ();
g_clear_pointer (&_active_ids, g_hash_table_destroy);
g_clear_pointer (&_app_id, g_free);
g_clear_object (&_proxy);
}
/**
* lfb_set_app_id:
* @app_id: The application id
*
* Sets the application id.
*/
void
lfb_set_app_id (const char *app_id)
{
g_free (_app_id);
_app_id = g_strdup (app_id);
}
/**
* lfb_get_app_id:
*
* Get the application id set via [func@Lfb.set_app_id].
*
* Returns: the application id.
*/
const gchar *
lfb_get_app_id (void)
{
return _app_id;
}
/**
* lfb_is_initted:
*
* Gets whether or not libfeedback is initialized.
*
* Returns: %TRUE if libfeedback is initialized, or %FALSE otherwise.
*/
gboolean
lfb_is_initted (void)
{
return _initted;
}
/**
* lfb_get_feedback_profile:
*
* Gets the currently set feedback profile.
*
* Returns: The current profile or %NULL on error.
*/
const char *
lfb_get_feedback_profile (void)
{
LfbGdbusFeedback *proxy;
if (!lfb_is_initted ())
g_error ("You must call lfb_init() before ending events.");
proxy = _lfb_get_proxy ();
g_return_val_if_fail (LFB_GDBUS_IS_FEEDBACK (proxy), NULL);
return lfb_gdbus_feedback_get_profile (LFB_GDBUS_FEEDBACK (proxy));
}
/**
* lfb_set_feedback_profile:
* @profile: The profile to set
*
* Sets the active feedback profile to #profile. It is up to the feedback
* daemon to ignore this request. The new profile might not become active
* immediately. You can listen to changes #LfbGdbusFeedback's ::profile
* property to get notified when it takes effect.
*/
void
lfb_set_feedback_profile (const gchar *profile)
{
LfbGdbusFeedback *proxy;
if (!lfb_is_initted ())
g_error ("You must call lfb_init() before ending events.");
proxy = _lfb_get_proxy ();
g_return_if_fail (LFB_GDBUS_IS_FEEDBACK (proxy));
lfb_gdbus_feedback_set_profile (LFB_GDBUS_FEEDBACK (proxy), profile);
}
/**
* lfb_get_proxy:
*
* This can be used to access the lower level API e.g. to listen to
* property changes. The object is not owned by the caller. Don't
* unref it after use.
*
* Returns: (transfer none): The DBus proxy.
*/
LfbGdbusFeedback *
lfb_get_proxy (void)
{
LfbGdbusFeedback *proxy = _lfb_get_proxy ();
g_return_val_if_fail (LFB_GDBUS_IS_FEEDBACK (proxy), NULL);
return proxy;
}
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