extends Node
const BALANCE := preload("res://scripts/levels/level_balance.gd")
const ENEMY := preload("res://scenes/game/enemy_ship.tscn")

func _ready() -> void:
	GameState.start_new_run()
	assert(BALANCE.MAX_LEVEL == 120)
	assert(not BALANCE.is_hard(60) and not BALANCE.is_hard(120) and BALANCE.is_hard(121))
	var previous := 0.0
	for level in range(1, 121):
		var total := BALANCE.enemy_absorption_total(level)
		assert(total >= previous and total <= (30.0 if level <= 60 else 60.0))
		for seed_value in [1, 12345, 9876]:
			var profile := DamageTypes.enemy_profile(level, seed_value)
			var values: Vector3 = profile.absorption
			assert(is_equal_approx(values.x + values.y + values.z, total))
			assert(values.x >= 0 and values.y >= 0 and values.z >= 0)
		previous = total
	assert(is_equal_approx(BALANCE.enemy_absorption_total(60), 30.0))
	assert(is_equal_approx(BALANCE.enemy_absorption_total(120), 60.0))
	assert(is_equal_approx(BALANCE.enemy_absorption_total(1000), 60.0))
	var enemy := ENEMY.instantiate() as CharacterBody2D
	add_child(enemy)
	enemy.set_physics_process(false)
	for level in [1, 3, 6, 30, 60, 61, 90, 120, 121, 130, 1000]:
		var base_power: float = 1.0 + 0.10 * (mini(level, 120) - 1) + 0.20 * maxi(0, level - 120)
		var mode_factor := 1.0
		for tier in range(3):
			enemy.apply_level_settings(level, tier)
			var combat := 2.0 if tier == 2 else 1.25
			var hull_factor := 4.0 if tier == 2 else (2.0 if tier == 1 else 1.0)
			var damage_factor := 4.0 if tier == 2 else (1.3 if tier == 1 else 1.0)
			var old_hull: float = 50.0 * base_power * hull_factor * combat
			var old_damage: float = 8.0 * base_power * damage_factor * combat
			if tier == 2:
				var intro := clampf(float(level - 1) / 5.0, 0.0, 1.0)
				old_hull *= lerpf(0.6, 1.0, intro)
				old_damage *= lerpf(0.5, 1.0, intro)
			assert(is_equal_approx(enemy.max_hull, old_hull * mode_factor * (5.0 if tier == 2 else 1.0)))
			assert(is_equal_approx(enemy.max_shields, old_hull * 0.4 * mode_factor * (3.0 if tier == 2 else 1.0)))
			assert(is_equal_approx(enemy.weapon_damage, old_damage * mode_factor * (0.5 if tier == 2 else 1.0) * (0.25 if tier == 2 and level == 1 else 1.0)))
			assert(is_equal_approx(enemy.hull, enemy.max_hull) and is_equal_approx(enemy.shields, enemy.max_shields))
	enemy.apply_level_settings(1, 2)
	assert(is_equal_approx(enemy.weapon_damage, 4.0))
	assert(is_equal_approx(enemy.weapon_cooldown, 1.875))
	enemy.apply_level_settings(2, 2)
	assert(enemy.weapon_damage > 4.0 and enemy.weapon_cooldown < 1.0)
	enemy.free()
	for level in [60, 61, 120]:
		GameState.system_level = level
		var game := preload("res://scenes/game/game.tscn").instantiate()
		add_child(game)
		game.set_physics_process(false)
		game.player.set_physics_process(false)
		game.system_cleared = true
		game.player.global_position = game.protected_planet.global_position
		game.services_menu.show_services(level == 120)
		assert(GameState.system_level == level)
		if level == 60: assert(game.services_menu.next_button.text == "OTWÓRZ WORMHOLE")
		assert(game.services_menu.next_button.disabled == (level == 120))
		assert(game.open_wormhole() == (level < 120))
		game.free()
	print("HARD_BALANCE_TEST_OK: levels 1-120, 60/61 transition, absorption, all tiers, boss multipliers and intro")
	get_tree().quit()