/
gunpoint.dm
195 lines (155 loc) · 8.53 KB
/
gunpoint.dm
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/// How many tiles around the target the shooter can roam without losing their shot
#define GUNPOINT_SHOOTER_STRAY_RANGE 2
/// How long it takes from the gunpoint is initiated to reach stage 2
#define GUNPOINT_DELAY_STAGE_2 2.5 SECONDS
/// How long it takes from stage 2 starting to move up to stage 3
#define GUNPOINT_DELAY_STAGE_3 7.5 SECONDS
/// If the projectile doesn't have a wound_bonus of CANT_WOUND, we add (this * the stage mult) to their wound_bonus and bare_wound_bonus upon triggering
#define GUNPOINT_BASE_WOUND_BONUS 5
/// How much the damage and wound bonus mod is multiplied when you're on stage 1
#define GUNPOINT_MULT_STAGE_1 1
/// As above, for stage 2
#define GUNPOINT_MULT_STAGE_2 2
/// As above, for stage 3
#define GUNPOINT_MULT_STAGE_3 2.5
/datum/component/gunpoint
dupe_mode = COMPONENT_DUPE_UNIQUE
var/mob/living/target
var/obj/item/gun/weapon
var/stage = 1
var/damage_mult = GUNPOINT_MULT_STAGE_1
var/point_of_no_return = FALSE
// *extremely bad russian accent* no!
/datum/component/gunpoint/Initialize(mob/living/targ, obj/item/gun/wep)
if(!isliving(parent))
return COMPONENT_INCOMPATIBLE
var/mob/living/shooter = parent
target = targ
weapon = wep
RegisterSignal(targ, list(COMSIG_MOB_ATTACK_HAND, COMSIG_MOB_ITEM_ATTACK, COMSIG_MOVABLE_MOVED, COMSIG_MOB_FIRED_GUN), .proc/trigger_reaction)
RegisterSignal(weapon, list(COMSIG_ITEM_DROPPED, COMSIG_ITEM_EQUIPPED), .proc/cancel)
shooter.visible_message("<span class='danger'>[shooter] aims [weapon] point blank at [target]!</span>", \
"<span class='danger'>You aim [weapon] point blank at [target]!</span>", target)
to_chat(target, "<span class='userdanger'>[shooter] aims [weapon] point blank at you!</span>")
shooter.apply_status_effect(STATUS_EFFECT_HOLDUP)
target.apply_status_effect(STATUS_EFFECT_HELDUP)
if(istype(weapon, /obj/item/gun/ballistic/rocketlauncher) && weapon.chambered)
if(target.stat == CONSCIOUS && is_nuclear_operative(shooter) && !is_nuclear_operative(target) && (locate(/obj/item/disk/nuclear) in target.get_contents()) && shooter.client)
shooter.client.give_award(/datum/award/achievement/misc/rocket_holdup, shooter)
target.do_alert_animation()
target.playsound_local(target.loc, 'sound/machines/chime.ogg', 50, TRUE)
SEND_SIGNAL(target, COMSIG_ADD_MOOD_EVENT, "gunpoint", /datum/mood_event/gunpoint)
addtimer(CALLBACK(src, .proc/update_stage, 2), GUNPOINT_DELAY_STAGE_2)
/datum/component/gunpoint/Destroy(force, silent)
var/mob/living/shooter = parent
shooter.remove_status_effect(STATUS_EFFECT_HOLDUP)
target.remove_status_effect(STATUS_EFFECT_HELDUP)
return ..()
/datum/component/gunpoint/RegisterWithParent()
RegisterSignal(parent, COMSIG_MOVABLE_MOVED, .proc/check_deescalate)
RegisterSignal(parent, COMSIG_MOB_APPLY_DAMGE, .proc/flinch)
RegisterSignal(parent, COMSIG_MOB_ATTACK_HAND, .proc/check_shove)
RegisterSignal(parent, list(COMSIG_LIVING_START_PULL, COMSIG_MOVABLE_BUMP), .proc/check_bump)
/datum/component/gunpoint/UnregisterFromParent()
UnregisterSignal(parent, COMSIG_MOVABLE_MOVED)
UnregisterSignal(parent, COMSIG_MOB_APPLY_DAMGE)
UnregisterSignal(parent, COMSIG_MOB_ATTACK_HAND)
UnregisterSignal(parent, list(COMSIG_LIVING_START_PULL, COMSIG_MOVABLE_BUMP))
///If the shooter bumps the target, cancel the holdup to avoid cheesing and forcing the charged shot
/datum/component/gunpoint/proc/check_bump(atom/B, atom/A)
SIGNAL_HANDLER
if(A != target)
return
var/mob/living/shooter = parent
shooter.visible_message("<span class='danger'>[shooter] bumps into [target] and fumbles [shooter.p_their()] aim!</span>", \
"<span class='danger'>You bump into [target] and fumble your aim!</span>", target)
to_chat(target, "<span class='userdanger'>[shooter] bumps into you and fumbles [shooter.p_their()] aim!</span>")
qdel(src)
///If the shooter shoves or grabs the target, cancel the holdup to avoid cheesing and forcing the charged shot
/datum/component/gunpoint/proc/check_shove(mob/living/carbon/shooter, mob/shooter_again, mob/living/T)
SIGNAL_HANDLER
if(T != target || shooter.a_intent == INTENT_DISARM || shooter.a_intent == INTENT_GRAB)
return
shooter.visible_message("<span class='danger'>[shooter] bumps into [target] and fumbles [shooter.p_their()] aim!</span>", \
"<span class='danger'>You bump into [target] and fumble your aim!</span>", target)
to_chat(target, "<span class='userdanger'>[shooter] bumps into you and fumbles [shooter.p_their()] aim!</span>")
qdel(src)
///Update the damage multiplier for whatever stage we're entering into
/datum/component/gunpoint/proc/update_stage(new_stage)
stage = new_stage
if(stage == 2)
to_chat(parent, "<span class='danger'>You steady [weapon] on [target].</span>")
to_chat(target, "<span class='userdanger'>[parent] has steadied [weapon] on you!</span>")
damage_mult = GUNPOINT_MULT_STAGE_2
addtimer(CALLBACK(src, .proc/update_stage, 3), GUNPOINT_DELAY_STAGE_3)
else if(stage == 3)
to_chat(parent, "<span class='danger'>You have fully steadied [weapon] on [target].</span>")
to_chat(target, "<span class='userdanger'>[parent] has fully steadied [weapon] on you!</span>")
damage_mult = GUNPOINT_MULT_STAGE_3
///Cancel the holdup if the shooter moves out of sight or out of range of the target
/datum/component/gunpoint/proc/check_deescalate()
SIGNAL_HANDLER
if(!can_see(parent, target, GUNPOINT_SHOOTER_STRAY_RANGE - 1))
cancel()
///Bang bang, we're firing a charged shot off
/datum/component/gunpoint/proc/trigger_reaction()
SIGNAL_HANDLER_DOES_SLEEP
var/mob/living/shooter = parent
shooter.remove_status_effect(STATUS_EFFECT_HOLDUP) // try doing these before the trigger gets pulled since the target (or shooter even) may not exist after pulling the trigger, dig?
target.remove_status_effect(STATUS_EFFECT_HELDUP)
SEND_SIGNAL(target, COMSIG_CLEAR_MOOD_EVENT, "gunpoint")
if(point_of_no_return)
return
point_of_no_return = TRUE
if(!weapon.can_shoot() || !weapon.can_trigger_gun(shooter) || (weapon.weapon_weight == WEAPON_HEAVY && shooter.get_inactive_held_item()))
shooter.visible_message("<span class='danger'>[shooter] fumbles [weapon]!</span>", \
"<span class='danger'>You fumble [weapon] and fail to fire at [target]!</span>", target)
to_chat(target, "<span class='userdanger'>[shooter] fumbles [weapon] and fails to fire at you!</span>")
qdel(src)
return
if(weapon.chambered && weapon.chambered.BB)
weapon.chambered.BB.damage *= damage_mult
if(weapon.chambered.BB.wound_bonus != CANT_WOUND)
weapon.chambered.BB.wound_bonus += damage_mult * GUNPOINT_BASE_WOUND_BONUS
weapon.chambered.BB.bare_wound_bonus += damage_mult * GUNPOINT_BASE_WOUND_BONUS
if(weapon.check_botched(shooter))
return
var/fired = weapon.process_fire(target, shooter)
if(!fired && weapon.chambered?.BB)
weapon.chambered.BB.damage /= damage_mult
if(weapon.chambered.BB.wound_bonus != CANT_WOUND)
weapon.chambered.BB.wound_bonus -= damage_mult * GUNPOINT_BASE_WOUND_BONUS
weapon.chambered.BB.bare_wound_bonus -= damage_mult * GUNPOINT_BASE_WOUND_BONUS
qdel(src)
///Shooter canceled their shot, either by dropping/equipping their weapon, leaving sight/range, or clicking on the alert
/datum/component/gunpoint/proc/cancel()
SIGNAL_HANDLER
var/mob/living/shooter = parent
shooter.visible_message("<span class='danger'>[shooter] breaks [shooter.p_their()] aim on [target]!</span>", \
"<span class='danger'>You are no longer aiming [weapon] at [target].</span>", target)
to_chat(target, "<span class='userdanger'>[shooter] breaks [shooter.p_their()] aim on you!</span>")
SEND_SIGNAL(target, COMSIG_CLEAR_MOOD_EVENT, "gunpoint")
qdel(src)
///If the shooter is hit by an attack, they have a 50% chance to flinch and fire. If it hit the arm holding the trigger, it's an 80% chance to fire instead
/datum/component/gunpoint/proc/flinch(attacker, damage, damagetype, def_zone)
SIGNAL_HANDLER_DOES_SLEEP
var/mob/living/shooter = parent
if(attacker == shooter)
return // somehow this wasn't checked for months but no one tried punching themselves to initiate the shot, amazing
var/flinch_chance = 50
var/gun_hand = LEFT_HANDS
if(shooter.held_items[RIGHT_HANDS] == weapon)
gun_hand = RIGHT_HANDS
if((def_zone == BODY_ZONE_L_ARM && gun_hand == LEFT_HANDS) || (def_zone == BODY_ZONE_R_ARM && gun_hand == RIGHT_HANDS))
flinch_chance = 80
if(prob(flinch_chance))
shooter.visible_message("<span class='danger'>[shooter] flinches!</span>", \
"<span class='danger'>You flinch!</span>")
trigger_reaction()
#undef GUNPOINT_SHOOTER_STRAY_RANGE
#undef GUNPOINT_DELAY_STAGE_2
#undef GUNPOINT_DELAY_STAGE_3
#undef GUNPOINT_BASE_WOUND_BONUS
#undef GUNPOINT_MULT_STAGE_1
#undef GUNPOINT_MULT_STAGE_2
#undef GUNPOINT_MULT_STAGE_3