1 files changed, 96 insertions, 0 deletions
diff --git a/Tower.gd b/Tower.gd
new file mode 100644
index 0000000..d8d94ea
--- /dev/null
+++ b/Tower.gd
@@ -0,0 +1,96 @@
+class_name Tower
+extends StaticBody2D
+
+
+signal selected
+
+static var selected_tower: Tower
+
+var is_selected = false :
+	set(value):
+		if value:
+			Tower.selected_tower = self
+			selected.emit()
+		else:
+			if Tower.selected_tower == self:
+				Tower.selected_tower = null
+			get_tree().current_scene.get_node("%Tower").text = ""
+		is_selected = value
+		queue_redraw()
+
+var is_hovered = false :
+	set(value):
+		is_hovered = value
+		queue_redraw()
+
+var mobs_in_range: Array = []
+
+@export var attack_range: int = 16
+@export var attack_power: int = 1
+@export var attack_speed: int = 1
+
+
+func _ready():
+	$Range/CollisionShape2D.shape.radius = attack_range
+	$ShootCooldown.wait_time = attack_speed
+
+
+func _draw():
+	if is_selected:
+		draw_circle(
+			Vector2.ZERO,
+			8 + attack_range,
+			Color(1, 1, 1, 0.75),
+			false,
+			1.0
+		)
+		modulate = Color(1.5, 1.5, 1.5)
+	elif is_hovered:
+		if Game.mode == Game.Mode.DEFAULT:
+			draw_circle(
+				Vector2.ZERO,
+				8 + attack_range,
+				Color(1, 1, 1, 0.5),
+				false,
+				1.0
+			)
+			modulate = Color(1.25, 1.25, 1.25)
+	else:
+		modulate = Color(1, 1, 1)
+
+
+func _process(_delta: float) -> void:
+	if $ShootCooldown.is_stopped() and not mobs_in_range.is_empty():
+		shoot()
+		$ShootCooldown.start()
+
+
+func _on_input_event(_viewport: Node, event: InputEvent, _shape_idx: int):
+	if Game.mode == Game.Mode.DEFAULT:
+		if event.is_action_pressed("builder_tower_select"):
+			is_selected = true
+		if event.is_action_pressed("builder_cancel"):
+			Game.remove_tower(self)
+
+
+func _on_range_body_entered(body: Node2D) -> void:
+	mobs_in_range.append(body)
+
+func _on_range_body_exited(body: Node2D) -> void:
+	mobs_in_range.remove_at(mobs_in_range.find(body))
+
+
+func _on_mouse_entered() -> void:
+	is_hovered = true
+
+func _on_mouse_exited() -> void:
+	is_hovered = false
+
+
+func shoot():
+	var target = mobs_in_range.pick_random() as Mob
+	target.set_hp(target.hp - 1)
+
+
+func _on_tree_exiting() -> void:
+	is_selected = false