Initial commit (1/2)

modules/npcship.gd

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+extends CharacterBody2D
+
+class_name NPCShip
+
+@export var DestinationTimer : Timer
+@export var Fraction = "Enemy"
+@export var BountyMin : int = 20
+@export var BountyMax : int = 30
+@export var Bounty : PackedScene
+
+var State = "idle"
+var Shooting = false
+var AllowShooting = true
+
+@onready var PlayerShip = get_tree().current_scene.get_node("MainShip")
+@onready var NPCEngine = $"Engine"
+@onready var Hull = $"Hull"
+@onready var DebugLabel = $DebugLabel
+@onready var TargetSnap = $TargetSnap
+@onready var Healthbar = $Zalupa/ZalupaTwo/Health
+@onready var Shield = $Shield
+
+func _ready():
+	DestinationTimer.timeout.connect(switchdestination)
+	TargetSnap.mouse_entered.connect(get_tree().current_scene.addtargetlist.bind(self))
+	TargetSnap.mouse_exited.connect(get_tree().current_scene.removetargetlist.bind(self))
+
+func _physics_process(_delta):
+	match State:
+		"idle":
+			idlestate()
+		"chase":
+			chasestate()
+		"maintaindistance":
+			maintaindistancestate()
+		"runaway":
+			runawaystate()
+	Healthbar.text = "{HP} HS + {SC} SC".format({"HP" : "%0.2f" % Hull.HP, "SC" : "%0.2f" % Shield.Capacity})
+	if Vector2.ZERO.distance_to(global_position) > 5800 or Hull.HP <= 0:
+		destroy()
+
+func switchdestination():
+	NPCEngine.DestinationAngle = randi_range(0, 360)
+
+func idlestate():
+	Shooting = false
+	if global_position.distance_to(PlayerShip.global_position) <= 512 and PlayerShip.AllowShooting: State = "chase"
+	if Vector2.ZERO.distance_to(global_position) > 5800: NPCEngine.DestinationAngle = rad_to_deg(global_position.angle_to(Vector2.ZERO))
+
+func chasestate():
+	NPCEngine.DestinationAngle = rad_to_deg(global_position.angle_to_point(PlayerShip.global_position))
+	Shooting = true if NPCEngine.DestinationDifference == clamp(NPCEngine.DestinationDifference, -5, 5) else false
+	if global_position.distance_to(PlayerShip.global_position) > 512 or !PlayerShip.AllowShooting: State = "idle"
+	if Hull.HP < Hull.MaxHP * 0.2: State = "runaway"
+	if global_position.distance_to(PlayerShip.global_position) <= 128: State = "maintaindistance"
+
+func maintaindistancestate():
+	NPCEngine.DestinationAngle += 1
+	Shooting = true if NPCEngine.DestinationDifference == clamp(NPCEngine.DestinationDifference, -5, 5) else false
+	if global_position.distance_to(PlayerShip.global_position) > 128: State = "chase"
+	if !PlayerShip.AllowShooting: State = "idle"
+
+func runawaystate():
+	Shooting = false
+	NPCEngine.DestinationAngle = rad_to_deg(global_position.angle_to_point(PlayerShip.global_position)) - 180
+	if global_position.distance_to(PlayerShip.global_position) > 1024 or !PlayerShip.AllowShooting: State = "idle"
+
+func destroy():
+	Hull.HP = Hull.MaxHP
+	Hull.Fuel = Hull.MaxFuel
+	Shield.Capacity = Shield.MaxShieldCapacity
+	State = "idle"
+	var BountyInst = Bounty.instantiate()
+	get_tree().current_scene.add_child(BountyInst)
+	BountyInst.global_position = global_position
+	BountyInst.Amount = randi_range(BountyMin, BountyMax)
+	BountyInst.Text.text = str(BountyInst.Amount) + " MU"
+	global_position = Vector2(randi_range(-4096, 4096), randi_range(-4096, 4096))