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FalloutFalcon 2f8e182546 boss music fetching length programitcly (#94054)
## About The Pull Request
Sound len for boss music is fetched with rustg so we dont have to
hardcode length
## Why It's Good For The Game
I love code
2025-11-22 17:33:57 +01:00

71 lines
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/**
* Attaches to a hostile simplemob and plays that music while they have a target.
*/
/datum/component/boss_music
///The music track we will play to players.
var/boss_track
///How long the track is, used to clear players out when the music is supposed to end.
var/track_duration
///List of all mobs listening to the boss music currently. Cleared on Destroy or after `track_duration`.
var/list/datum/weakref/players_listening_refs = list()
///List of callback timers, used to clear out mobs listening to boss music after `track_duration`.
var/list/music_callbacks = list()
/datum/component/boss_music/Initialize(boss_track)
. = ..()
if(!ishostile(parent))
return COMPONENT_INCOMPATIBLE
src.boss_track = boss_track
track_duration = SSsounds.get_sound_length(boss_track)
/datum/component/boss_music/Destroy(force)
. = ..()
for(var/callback in music_callbacks)
deltimer(callback)
music_callbacks = null
for(var/player_refs in players_listening_refs)
clear_target(player_refs)
players_listening_refs = null
/datum/component/boss_music/RegisterWithParent()
. = ..()
RegisterSignal(parent, COMSIG_HOSTILE_FOUND_TARGET, PROC_REF(on_target_found))
/datum/component/boss_music/UnregisterFromParent()
UnregisterSignal(parent, COMSIG_HOSTILE_FOUND_TARGET)
return ..()
///Handles giving the boss music to a new target the fauna has received.
///Keeps track of them to not repeatedly overwrite its own track.
/datum/component/boss_music/proc/on_target_found(atom/source, mob/new_target)
SIGNAL_HANDLER
if(QDELETED(source) || !istype(new_target))
return
var/datum/weakref/new_ref = WEAKREF(new_target)
if(new_ref in players_listening_refs)
return
players_listening_refs += new_ref
RegisterSignal(new_target, COMSIG_LIVING_DEATH, PROC_REF(on_mob_death))
music_callbacks += addtimer(CALLBACK(src, PROC_REF(clear_target), new_ref), track_duration, TIMER_STOPPABLE)
new_target.playsound_local(new_target, boss_track, 200, FALSE, channel = CHANNEL_BOSS_MUSIC, pressure_affected = FALSE, use_reverb = FALSE)
///Called when a mob listening to boss music dies- ends their music early.
/datum/component/boss_music/proc/on_mob_death(mob/living/source)
SIGNAL_HANDLER
var/datum/weakref/player_ref = WEAKREF(source)
clear_target(player_ref)
///Removes `old_target` from the list of players listening, and stops their music if it is still playing.
///This allows them to have music played again if they re-enter combat with this fauna.
/datum/component/boss_music/proc/clear_target(datum/weakref/old_ref)
players_listening_refs -= old_ref
var/mob/old_target = old_ref?.resolve()
if(old_target)
UnregisterSignal(old_target, COMSIG_LIVING_DEATH)
old_target.stop_sound_channel(CHANNEL_BOSS_MUSIC)