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gamedev-the-steward/simulation/actions/ActionExecutionSystem.gd
T

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GDScript

class_name ActionExecutionSystem
extends RefCounted
func advance_npc(npc: SimNPC, village: SimVillage) -> void:
if npc.is_dead:
return
_update_needs(npc, village)
if npc.is_dead or npc.task_state != SimNPC.TASK_STATE_WORKING:
return
npc.task_progress += 1.0
if npc.task_progress >= npc.task_duration:
npc.task_complete = true
npc.task_state = SimNPC.TASK_STATE_COMPLETE
func _update_needs(npc: SimNPC, village: SimVillage) -> void:
npc.hunger += 3.0 * village.food_modifier
match npc.task_state:
SimNPC.TASK_STATE_IDLE:
npc.energy -= 0.5
SimNPC.TASK_STATE_TRAVELING:
npc.energy -= 2.0
SimNPC.TASK_STATE_WORKING:
if npc.current_task != SimulationIds.ACTION_REST:
npc.energy -= 3.0
SimNPC.TASK_STATE_COMPLETE:
npc.energy -= 0.25
npc.hunger = clamp(npc.hunger, 0.0, 100.0)
npc.energy = clamp(npc.energy, 0.0, 100.0)
npc.is_starving = npc.hunger >= 90.0
npc.starvation_ticks = npc.starvation_ticks + 1 if npc.is_starving else 0
if npc.starvation_ticks >= npc.starvation_death_threshold:
npc.die_from_starvation()