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f54dcda1c0
Necessary for #72292 to work effectively, and probably not very useful out of that context. Split out of its own PR because this is long and boring. I want to make sure that we're catching actual mistakes there, and not just experiencing side effects of how shitty the attack chain is.
80 lines
3.0 KiB
Plaintext
80 lines
3.0 KiB
Plaintext
/datum/component/summoning
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var/list/mob_types = list()
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var/spawn_chance // chance for the mob to spawn on hit in percent
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var/max_mobs
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var/spawn_delay // delay in spawning between mobs (deciseconds)
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var/spawn_text
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var/spawn_sound
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var/list/faction
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var/last_spawned_time = 0
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var/list/spawned_mobs = list()
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/datum/component/summoning/Initialize(mob_types, spawn_chance=100, max_mobs=3, spawn_delay=100, spawn_text="appears out of nowhere", spawn_sound='sound/magic/summon_magic.ogg', faction)
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if(!isitem(parent) && !ishostile(parent) && !isgun(parent) && !ismachinery(parent) && !isstructure(parent) && !isprojectilespell(parent))
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return COMPONENT_INCOMPATIBLE
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src.mob_types = mob_types
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src.spawn_chance = spawn_chance
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src.max_mobs = max_mobs
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src.spawn_delay = spawn_delay
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src.spawn_text = spawn_text
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src.spawn_sound = spawn_sound
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src.faction = faction
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/datum/component/summoning/RegisterWithParent()
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if(ismachinery(parent) || isstructure(parent) || isgun(parent) || isprojectilespell(parent)) // turrets, etc
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RegisterSignal(parent, COMSIG_PROJECTILE_ON_HIT, PROC_REF(projectile_hit))
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else if(isitem(parent))
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RegisterSignal(parent, COMSIG_ITEM_AFTERATTACK, PROC_REF(item_afterattack))
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else if(ishostile(parent))
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RegisterSignal(parent, COMSIG_HOSTILE_POST_ATTACKINGTARGET, PROC_REF(hostile_attackingtarget))
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/datum/component/summoning/UnregisterFromParent()
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UnregisterSignal(parent, list(COMSIG_ITEM_AFTERATTACK, COMSIG_HOSTILE_POST_ATTACKINGTARGET, COMSIG_PROJECTILE_ON_HIT))
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/datum/component/summoning/proc/item_afterattack(obj/item/source, atom/target, mob/user, proximity_flag, click_parameters)
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SIGNAL_HANDLER
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if(!proximity_flag)
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return
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do_spawn_mob(get_turf(target), user)
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return COMPONENT_AFTERATTACK_PROCESSED_ITEM
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/datum/component/summoning/proc/hostile_attackingtarget(mob/living/simple_animal/hostile/attacker, atom/target, success)
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SIGNAL_HANDLER
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if(!success)
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return
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do_spawn_mob(get_turf(target), attacker)
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/datum/component/summoning/proc/projectile_hit(datum/fired_from, atom/movable/firer, atom/target, Angle)
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SIGNAL_HANDLER
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do_spawn_mob(get_turf(target), firer)
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/datum/component/summoning/proc/do_spawn_mob(atom/spawn_location, summoner)
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if(spawned_mobs.len >= max_mobs)
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return
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if(last_spawned_time > world.time)
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return
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if(!prob(spawn_chance))
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return
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last_spawned_time = world.time + spawn_delay
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var/chosen_mob_type = pick(mob_types)
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var/mob/living/simple_animal/L = new chosen_mob_type(spawn_location)
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if(ishostile(L))
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var/mob/living/simple_animal/hostile/H = L
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H.friends += summoner // do not attack our summon boy
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spawned_mobs += L
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if(faction != null)
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L.faction = faction
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RegisterSignal(L, COMSIG_LIVING_DEATH, PROC_REF(on_spawned_death)) // so we can remove them from the list, etc (for mobs with corpses)
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playsound(spawn_location,spawn_sound, 50, TRUE)
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spawn_location.visible_message(span_danger("[L] [spawn_text]."))
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/datum/component/summoning/proc/on_spawned_death(mob/killed, gibbed)
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SIGNAL_HANDLER
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spawned_mobs -= killed
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