extends Node

# PowerUpManager - Handles Boost Meter (Time-based logic)
# Note: Inventory logic is now in SpecialTilesManager + PlayerboardManager

const MAX_BOOST: float = 100.0
const BASE_FILL_RATE: float = 4.0 # 4 points per second baseline (25s to full)

var player: Node3D
var enhanced_gridmap: Node
var goal_manager: Node

# Boost State
var current_boost: float = 0.0

signal points_changed(current: int, max_points: int) # Reused for UI (int casting)
signal bar_filled()
signal boost_reset()

func initialize(p_player: Node3D, p_gridmap: Node):
	player = p_player
	enhanced_gridmap = p_gridmap
	
	# Find GoalManager
	var main = player.get_tree().get_root().get_node_or_null("Main")
	if main:
		goal_manager = main.get_node_or_null("GoalManager")
		
	set_process(true)

func _process(delta):
	if not is_instance_valid(player) or not player.is_multiplayer_authority():
		return
		
	# Only fill if not full
	if current_boost < MAX_BOOST:
		var multiplier = 1.0
		if goal_manager:
			# Use authority ID for lookup
			multiplier = goal_manager.get_boost_multiplier(player.get_multiplayer_authority())
			
		current_boost += BASE_FILL_RATE * multiplier * delta
		current_boost = min(current_boost, MAX_BOOST)
		
		# Update UI (Cast to int for compatibility with existing UI slider/bar)
		emit_signal("points_changed", int(current_boost), int(MAX_BOOST))
		
		if current_boost >= MAX_BOOST:
			_on_boost_full()

func _on_boost_full():
	player.is_attack_mode = true
	emit_signal("bar_filled")
	player.rpc("display_message", "ATTACK MODE READY!", 1)
	print("[PowerUp] Player %s Boost Full! Entering Attack Mode." % player.name)
	
	if player.is_multiplayer_authority():
		rpc("sync_boost", current_boost)

func reset_boost():
	current_boost = 0.0
	player.is_attack_mode = false
	emit_signal("points_changed", 0, int(MAX_BOOST))
	emit_signal("boost_reset")
	
	if player.is_multiplayer_authority():
		rpc("sync_boost", 0.0)

# =============================================================================
# Sync
# =============================================================================

@rpc("any_peer", "call_local", "reliable")
func sync_boost(value: float):
	current_boost = value
	emit_signal("points_changed", int(current_boost), int(MAX_BOOST))
	
	# Client-side Attack Mode visual check (?)
	if current_boost >= MAX_BOOST:
		# Could trigger visual effect here
		pass

# =============================================================================
# Getters
# =============================================================================

func get_points() -> int:
	return int(current_boost)

func get_max_points() -> int:
	return int(MAX_BOOST)

func get_fill_percentage() -> float:
	return current_boost / MAX_BOOST