Ghost enemy and other changes

Enemies/Ghost_Enemy.gd

@@ -1,26 +1,61 @@
-extends Node2D
+extends KinematicBody2D
 
 
 # Declare member variables here. Examples:
 # var a: int = 2
 # var b: String = "text"
-onready var animated_sprite = $AnimatedSprite
+export var Fireball: PackedScene
+onready var player = null
+var move = Vector2.ZERO
+var SPEED = 50
+var counter = 0
+var velocity: Vector2 = Vector2.ZERO
+var health: int = 4
+
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
     self.visible = false
 
 
+func _physics_process(delta):
+    velocity = Vector2.ZERO
+    
+    if player and position.distance_to(player.position) > 1:
+        velocity = position.direction_to(player.position).normalized() * SPEED
+    velocity = move_and_slide(velocity)
 
-func _process(delta: float) -> void:
-    pass 
-    #animated_sprite.play("idle")
 
 
 func _on_Area2D_body_entered(body):
-    self.visible = true
-    animated_sprite.play("appear")
+    if body.is_in_group('player'):
+        player = body
+        if counter == 0:
+            self.visible = true
+            $AnimatedSprite.play("appear")
+            counter = 1
+   
 
 
 func _on_AnimatedSprite_animation_finished():
-    animated_sprite.play("idle")
+    $AnimatedSprite.play("idle")
+
+
+func _on_Hitbox_area_entered(area):
+    if area.is_in_group('player_weapon_1'):
+        health -= 1
+    elif area.is_in_group('player_weapon_2'):
+        health -= 2
+    if health <= 0:
+        $AnimatedSprite.play("vanish")
+        yield($AnimatedSprite, "animation_finished")
+        call_deferred('queue_free')
+    return
+
+
+func _on_Projectile_Timer_timeout():
+    if player:
+      var projectile: Node = Fireball.instance()
+      projectile.init($AnimatedSprite.global_position, player.position)
+      get_tree().get_current_scene().get_node('Projectiles').add_child(projectile)
+      $AnimatedSprite.play("shriek")