extends GameMode

# Spectate: bot vs bot exhibition — both ships are AI-driven so two trained
# policies can be watched playing each other. Score tracking and kickoff
# resets like Match, but no timer. R resets the ball, Esc returns to the menu.

signal score_changed(score: Dictionary)

@export_group("Team 0 bot")
@export_file("*.json") var bot_a_model_path: String = ""
@export_range(1, 60) var bot_a_reaction_ticks: int = 8
@export_range(0.0, 1.0) var bot_a_action_noise: float = 0.0

@export_group("Team 1 bot")
@export_file("*.json") var bot_b_model_path: String = ""
@export_range(1, 60) var bot_b_reaction_ticks: int = 8
@export_range(0.0, 1.0) var bot_b_action_noise: float = 0.0

func _get_arena_scene_path() -> String:
	return ArenaRegistry.random_path()


func _start() -> void:
	spawn_ball()
	# The main menu's dropdown selections (GameSettings autoload) win over the
	# scene's exports, which stay as the fallback for direct-scene runs.
	var path_a := bot_a_model_path if GameSettings.spectate_bot_a_path.is_empty() else GameSettings.spectate_bot_a_path
	var path_b := bot_b_model_path if GameSettings.spectate_bot_b_path.is_empty() else GameSettings.spectate_bot_b_path
	var ship_a := spawn_ship(0, 0, _build_opponent(path_a, bot_a_reaction_ticks, bot_a_action_noise, "SpectateMode"))
	spawn_ship(1, 0, _build_opponent(path_b, bot_b_reaction_ticks, bot_b_action_noise, "SpectateMode"))
	spawn_camera_rig(ship_a)


func _on_goal_registered(conceding_team: int) -> void:
	var scoring_team := 1 - conceding_team
	_record_goal(scoring_team)
	score_changed.emit(score.duplicate())


func _on_goal_scored(_conceding_team: int) -> void:
	reset_ball()
	reset_ships()


func _unhandled_input(event):
	if event.is_action_pressed("reset_ball"):
		reset_ball()
	else:
		super(event)