class_name LocalNetShipController
extends ShipController

const LocalInputTimeline = preload("res://scripts/local_input_timeline.gd")

var source: ShipController
var timeline: LocalInputTimeline
var last_applied_seq := -1
var last_sampled_intent: ShipAction


func _init(new_source: ShipController, new_timeline: LocalInputTimeline) -> void:
	source = new_source
	timeline = new_timeline
	last_sampled_intent = ShipAction.new()


func get_action() -> ShipAction:
	# Ship invokes this exactly once per local physics tick. Prediction must use
	# the player's current intent immediately; the timeline is transmission and
	# immutable-redundancy bookkeeping only. Advance its cursor solely to label
	# this post-step state at the estimated server-consumption sequence; never
	# use its queued action to delay local control.
	last_sampled_intent = source.get_action().copy()
	var label := timeline.consume()
	last_applied_seq = int(label["seq"])
	return last_sampled_intent.copy()