bulletfactory, shove attack, raycasts, unique names

scripts/bullet.gd

@@ -0,0 +1,16 @@
+class_name Bullet extends Area2D
+var speed = 700
+
+signal bulletHit(body, bullet)
+
+func setSpeed(value):
+	speed = value
+	
+func _physics_process(delta: float) -> void:
+	position += transform.x * speed * delta
+
+
+func _on_body_entered(body: Node2D) -> void:
+	if not body is Player:
+		print("Bullet hit")
+		bulletHit.emit(body, self)

scripts/bullet.gd.uid

@@ -0,0 +1 @@
+uid://d165adohwtkk5

scripts/crate.gd

@@ -0,0 +1 @@
+class_name Crate extends RigidBody2D

scripts/crate.gd.uid

@@ -0,0 +1 @@
+uid://dqvbrplt605am

scripts/gamecontroller.gd

@@ -31,3 +31,10 @@ func _on_trigger_fired(effect: Variant, body: Variant) -> void:
 		if totalCrates == 0:
 			print("YOU WIN!")
 			get_tree().reload_current_scene()
+
+func numberOfCrates(value):
+	totalCrates = value
+	print("Total crates at GC: "+str(totalCrates) )
+
+func bulletDamage(body, bullet):
+	print("Game controller knows about bullet hit")

scripts/player.gd

@@ -1,16 +1,50 @@
-extends CharacterBody2D
+class_name Player extends CharacterBody2D
 
+@onready var right_cast: RayCast2D = $RightCast
+@onready var left_cast: RayCast2D = $LeftCast
+@onready var right_spawn: Node2D = $RightSpawn
+@onready var left_spawn: Node2D = $LeftSpawn
 
 const SPEED = 300.0
 const JUMP_VELOCITY = -400.0
 
-@export var pushpower = 80
+@export var bump_power = 80
+@export var shove_power = 500
+
+enum FaceDirection{LEFT, RIGHT}
+var facing:FaceDirection = FaceDirection.RIGHT
+
+var pushTarget:RigidBody2D
+var pushEnabled:bool = false
 
 func _physics_process(delta: float) -> void:
 	# Add the gravity.
 	if not is_on_floor():
 		velocity += get_gravity() * delta
 
+	
+	handle_input()
+	move_and_slide()
+	handle_collisions()
+
+func handle_input() -> void:
+	if Input.is_action_just_pressed("shoot"):
+		print("Shoot a bullet")
+		if facing == FaceDirection.LEFT:
+			%SceneManager.makeBullet(left_spawn.global_transform, -700)
+		if facing == FaceDirection.RIGHT:
+			%SceneManager.makeBullet(right_spawn.global_transform, 700)
+		
+	if Input.is_action_just_pressed("shove") && pushEnabled:
+		print("Shove attack!")
+		if facing == FaceDirection.LEFT:
+			print("facing left")
+			pushTarget.apply_central_impulse(Vector2(-1,0) * shove_power)
+			pushEnabled = false
+		if facing == FaceDirection.RIGHT:
+			print("facing right")
+			pushTarget.apply_central_impulse(Vector2(1,0) * shove_power)
+			pushEnabled = false
 	# Handle jump.
 	if Input.is_action_just_pressed("ui_accept") and is_on_floor():
 		velocity.y = JUMP_VELOCITY
@@ -20,11 +54,39 @@ func _physics_process(delta: float) -> void:
 	var direction := Input.get_axis("ui_left", "ui_right")
 	if direction:
 		velocity.x = direction * SPEED
+		if direction <0:
+			facing = FaceDirection.LEFT
+		if direction > 0:
+			facing = FaceDirection.RIGHT
 	else:
 		velocity.x = move_toward(velocity.x, 0, SPEED)
+	
+func update_movement()-> void:
+	pass
+	
+func update_states()->void:
+	pass
 
-	move_and_slide()
+func handle_collisions()->void:
 	for i in get_slide_collision_count():
 		var c = get_slide_collision(i)
 		if c.get_collider() is RigidBody2D:
-			c.get_collider().apply_central_impulse(-c.get_normal() * pushpower)
+			c.get_collider().apply_central_impulse(-c.get_normal() * bump_power)
+			
+	if right_cast.is_colliding() && facing==FaceDirection.RIGHT:
+		print("right raycast is hitting something")
+		var collider = right_cast.get_collider()
+		if collider is Node && collider is RigidBody2D:
+			print("I think it is a crate")
+			pushTarget = collider
+			pushEnabled = true
+	
+	if left_cast.is_colliding() && facing==FaceDirection.LEFT:
+		print("left raycast is hitting something")
+		var collider = left_cast.get_collider()
+		if collider is Node && collider is RigidBody2D:
+			print("I think it is a crate on the left")
+			pushTarget = collider
+			pushEnabled = true
+	if not right_cast.is_colliding() and not left_cast.is_colliding():
+		pushEnabled = false

scripts/scene_manager.gd

@@ -0,0 +1,40 @@
+extends Node
+
+@onready var game: GameController = $".."
+@onready var crates: Node2D = $"../crates"
+
+var bullet = preload("res://scenes/bullet.tscn")
+var bulletArray=[]
+var totalAllowedBullets = 7
+
+func buildLevel()->void:
+	#count crates
+	var totalCrates = 0
+	for obj in crates.get_children():
+		if obj is Crate:
+			totalCrates +=1
+	# tell the game controller
+	game.numberOfCrates(totalCrates)
+	
+func _ready() -> void:
+	buildLevel()
+	
+func bulletFactory():
+	var mybullet
+	if bulletArray.size() < totalAllowedBullets:
+		#new bullet
+		mybullet = bullet.instantiate()
+		mybullet.connect("bulletHit", game.bulletDamage)
+		owner.add_child(mybullet)
+	else:
+		#recycled bullet
+		mybullet = bulletArray.pop_back()
+	
+	bulletArray.push_front(mybullet)
+	return mybullet
+	
+func makeBullet(position, speed):
+	print("Scene manager makes a bullet")
+	var mybullet = bulletFactory()
+	mybullet.setSpeed(speed)
+	mybullet.transform = position

scripts/scene_manager.gd.uid

@@ -0,0 +1 @@
+uid://bus3b1g717jlm