Exploding brick

objects/brick.tscn

@@ -2,7 +2,7 @@
 
 [ext_resource type="Texture2D" uid="uid://djifxc5x0dyrw" path="res://sprites/ppc_tileset.png" id="1_1c3jb"]
 [ext_resource type="Script" path="res://scripts/components/bullet.gd" id="2_i6t5k"]
-[ext_resource type="Script" path="res://scripts/components/damage.gd" id="3_8xipx"]
+[ext_resource type="Script" path="res://scripts/components/damage_component.gd" id="3_8xipx"]
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_ar0xf"]
 size = Vector2(16, 10)

objects/brick_player.tscn

@@ -10,7 +10,7 @@
 [ext_resource type="Script" path="res://scripts/components/player_death.gd" id="8_1v23d"]
 [ext_resource type="Script" path="res://scripts/components/knockback.gd" id="9_rjyu4"]
 [ext_resource type="Script" path="res://scripts/components/brick_throw.gd" id="10_u0v3b"]
-[ext_resource type="PackedScene" uid="uid://bcmx07k12gcsc" path="res://objects/ice_brick.tscn" id="11_thd7o"]
+[ext_resource type="PackedScene" uid="uid://5surx230gfw3" path="res://objects/exploding_brick.tscn" id="11_nd7nl"]
 [ext_resource type="Script" path="res://scripts/components/stomp_damage_component.gd" id="12_payr4"]
 [ext_resource type="Script" path="res://scripts/components/flashing_component.gd" id="13_hrtyn"]
 [ext_resource type="Script" path="res://scripts/components/invulnerability_component.gd" id="14_jopig"]
@@ -84,7 +84,7 @@ knockback_force = 1500.0
 
 [node name="BrickThrowComponent" type="Node" parent="." node_paths=PackedStringArray("player_controller", "timer")]
 script = ExtResource("10_u0v3b")
-brick_scene = ExtResource("11_thd7o")
+brick_scene = ExtResource("11_nd7nl")
 fire_rate = 0.3
 player_controller = NodePath("..")
 timer = NodePath("../ThrowTimer")

objects/cannon.tscn

@@ -1,11 +1,27 @@
-[gd_scene load_steps=2 format=3 uid="uid://dstko446qydsc"]
+[gd_scene load_steps=5 format=3 uid="uid://dstko446qydsc"]
 
 [ext_resource type="Texture2D" uid="uid://djifxc5x0dyrw" path="res://sprites/ppc_tileset.png" id="1_6gptm"]
+[ext_resource type="Script" path="res://scripts/components/destroyable_component.gd" id="2_2tib2"]
+[ext_resource type="Script" path="res://scripts/components/health.gd" id="3_vevhj"]
 
-[node name="Cannon" type="Node2D"]
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_j5sus"]
+size = Vector2(16, 16)
+
+[node name="Cannon" type="StaticBody2D"]
 
 [node name="Sprite2D" type="Sprite2D" parent="."]
 texture = ExtResource("1_6gptm")
 hframes = 12
 vframes = 12
 frame = 42
+
+[node name="DestroyableComponent" type="Node" parent="." node_paths=PackedStringArray("root", "health_component")]
+script = ExtResource("2_2tib2")
+root = NodePath("..")
+health_component = NodePath("../HealthComponent")
+
+[node name="HealthComponent" type="Node" parent="."]
+script = ExtResource("3_vevhj")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_j5sus")

objects/exploding_brick.tscn

@@ -0,0 +1,59 @@
+[gd_scene load_steps=7 format=3 uid="uid://5surx230gfw3"]
+
+[ext_resource type="Texture2D" uid="uid://djifxc5x0dyrw" path="res://sprites/ppc_tileset.png" id="1_rcgxf"]
+[ext_resource type="Script" path="res://scripts/components/bullet.gd" id="2_1i2y5"]
+[ext_resource type="Script" path="res://scripts/components/damage_component.gd" id="3_y0uai"]
+[ext_resource type="Script" path="res://scripts/components/explosive_component.gd" id="4_8lw0n"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_ar0xf"]
+size = Vector2(16, 10)
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_e6vaq"]
+radius = 32.0
+
+[node name="Brick" type="Area2D"]
+collision_layer = 16
+collision_mask = 9
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_ar0xf")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+texture = ExtResource("1_rcgxf")
+hframes = 12
+vframes = 12
+frame = 80
+
+[node name="BulletComponent" type="Node" parent="." node_paths=PackedStringArray("root", "area2d", "visibility_notifier", "timer")]
+script = ExtResource("2_1i2y5")
+root = NodePath("..")
+speed = 120.0
+area2d = NodePath("..")
+visibility_notifier = NodePath("../VisibleOnScreenNotifier2D")
+life_time = 2.0
+timer = NodePath("../Timer")
+
+[node name="VisibleOnScreenNotifier2D" type="VisibleOnScreenNotifier2D" parent="."]
+position = Vector2(0, 2.38419e-07)
+scale = Vector2(0.8, 0.5)
+
+[node name="Timer" type="Timer" parent="."]
+
+[node name="DamageComponent" type="Node" parent="." node_paths=PackedStringArray("area2d")]
+script = ExtResource("3_y0uai")
+damage = 5.0
+area2d = NodePath("..")
+
+[node name="ExplosiveComponent" type="Node" parent="." node_paths=PackedStringArray("root", "damage", "area2d", "explosion_area2d")]
+script = ExtResource("4_8lw0n")
+root = NodePath("..")
+damage = NodePath("../DamageComponent")
+area2d = NodePath("..")
+explosion_area2d = NodePath("../Explosion area")
+
+[node name="Explosion area" type="Area2D" parent="."]
+collision_layer = 0
+collision_mask = 9
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="Explosion area"]
+shape = SubResource("CircleShape2D_e6vaq")

scripts/components/destroyable_component.gd

@@ -0,0 +1,23 @@
+class_name DestroyableComponent
+extends Node
+
+@export var root: Node
+@export var health_component: HealthComponent
+@export var destroy_effect: PackedScene
+
+
+func _ready() -> void:
+	if not health_component:
+		printerr("No health component assigned!")
+		return
+
+	health_component.on_death.connect(on_health_component_death)
+
+
+func on_health_component_death() -> void:
+	if destroy_effect:
+		var effect: Node2D = destroy_effect.instantiate()
+		health_component.get_parent().add_child(effect)
+		effect.global_position = health_component.global_position
+
+	root.queue_free()

scripts/components/explosive_component.gd

@@ -0,0 +1,63 @@
+class_name ExplosiveComponent
+extends Node
+
+@export var root: Node2D
+@export var damage: DamageComponent
+@export var area2d: Area2D
+@export var explosion_area2d: Area2D
+@export var explosion_effect: PackedScene
+@export var time_to_explode: float = 9.0
+signal on_explosion(body: Node2D)
+var timer: Timer
+
+
+func _ready() -> void:
+	if not damage:
+		printerr("No damage component assigned!")
+		return
+
+	if not explosion_area2d:
+		printerr("No area2d assigned!")
+		return
+
+	area2d.body_entered.connect(on_area2d_body_entered)
+	area2d.area_entered.connect(on_area2d_area_entered)
+
+	prepare_timer()
+
+
+func prepare_timer() -> void:
+	timer = Timer.new()
+	timer.set_wait_time(time_to_explode)
+	timer.set_one_shot(true)
+	timer.autostart = true
+	timer.timeout.connect(explode)
+	add_child(timer)
+
+
+func explode() -> void:
+	timer.stop()
+
+	if explosion_effect:
+		var effect: Node2D = explosion_effect.instantiate()
+		root.get_parent().add_child(effect)
+		effect.global_position = root.global_position
+
+	var bodies: Array = explosion_area2d.get_overlapping_bodies()
+	for body in bodies:
+		var health_component: HealthComponent = body.get_node_or_null("HealthComponent")
+
+		if damage and health_component:
+			damage.deal_damage(health_component)
+
+		on_explosion.emit(body)
+
+	root.queue_free()
+
+
+func on_area2d_body_entered(_body: Node2D) -> void:
+	explode()
+
+
+func on_area2d_area_entered(_area: Area2D) -> void:
+	explode()