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Yogstation/code/datums/components/jousting.dm
Emmett Gaines 488b6b5517 Adds the signal origin as the first arg to all signals (#39861)
* Adds the signal origin as the first arg to all signals

* Fixes some storage and nanite procs
2018-08-28 16:28:34 +01:00

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/datum/component/jousting
var/current_direction = NONE
var/max_tile_charge = 5
var/min_tile_charge = 2 //tiles before this code gets into effect.
var/current_tile_charge = 0
var/movement_reset_tolerance = 2 //deciseconds
var/unmounted_damage_boost_per_tile = 0
var/unmounted_knockdown_chance_per_tile = 0
var/unmounted_knockdown_time = 0
var/mounted_damage_boost_per_tile = 2
var/mounted_knockdown_chance_per_tile = 20
var/mounted_knockdown_time = 20
var/requires_mob_riding = TRUE //whether this only works if the attacker is riding a mob, rather than anything they can buckle to.
var/requires_mount = TRUE //kinda defeats the point of jousting if you're not mounted but whatever.
var/mob/current_holder
var/current_timerid
/datum/component/jousting/Initialize()
if(!isitem(parent))
return COMPONENT_INCOMPATIBLE
RegisterSignal(parent, COMSIG_ITEM_EQUIPPED, .proc/on_equip)
RegisterSignal(parent, COMSIG_ITEM_DROPPED, .proc/on_drop)
RegisterSignal(parent, COMSIG_ITEM_ATTACK, .proc/on_attack)
/datum/component/jousting/proc/on_equip(datum/source, mob/user, slot)
RegisterSignal(user, COMSIG_MOVABLE_MOVED, .proc/mob_move, TRUE)
current_holder = user
/datum/component/jousting/proc/on_drop(datum/source, mob/user)
UnregisterSignal(user, COMSIG_MOVABLE_MOVED)
current_holder = null
current_direction = NONE
current_tile_charge = 0
/datum/component/jousting/proc/on_attack(datum/source, mob/living/target, mob/user)
if(user != current_holder)
return
var/current = current_tile_charge
var/obj/item/I = parent
var/target_buckled = target.buckled ? TRUE : FALSE //we don't need the reference of what they're buckled to, just whether they are.
if((requires_mount && ((requires_mob_riding && !ismob(user.buckled)) || (!user.buckled))) || !current_direction || (current_tile_charge < min_tile_charge))
return
var/turf/target_turf = get_step(user, current_direction)
if(target in range(1, target_turf))
var/knockdown_chance = (target_buckled? mounted_knockdown_chance_per_tile : unmounted_knockdown_chance_per_tile) * current
var/knockdown_time = (target_buckled? mounted_knockdown_time : unmounted_knockdown_time)
var/damage = (target_buckled? mounted_damage_boost_per_tile : unmounted_damage_boost_per_tile) * current
var/sharp = I.is_sharp()
var/msg
if(damage)
msg += "[user] [sharp? "impales" : "slams into"] [target] [sharp? "on" : "with"] their [parent]"
target.apply_damage(damage, BRUTE, user.zone_selected, 0)
if(prob(knockdown_chance))
msg += " and knocks [target] [target_buckled? "off of [target.buckled]" : "down"]"
if(target_buckled)
target.buckled.unbuckle_mob(target)
target.Knockdown(knockdown_time)
if(length(msg))
user.visible_message("<span class='danger'>[msg]!</span>")
/datum/component/jousting/proc/mob_move(datum/source, newloc, dir)
if(!current_holder || (requires_mount && ((requires_mob_riding && !ismob(current_holder.buckled)) || (!current_holder.buckled))))
return
if(dir != current_direction)
current_tile_charge = 0
current_direction = dir
if(current_tile_charge < max_tile_charge)
current_tile_charge++
if(current_timerid)
deltimer(current_timerid)
current_timerid = addtimer(CALLBACK(src, .proc/reset_charge), movement_reset_tolerance, TIMER_STOPPABLE)
/datum/component/jousting/proc/reset_charge()
current_tile_charge = 0