1 files changed, 61 insertions, 0 deletions
diff --git a/scripts/cursor.gd b/scripts/cursor.gd
new file mode 100644
index 0000000..025679b
--- /dev/null
+++ b/scripts/cursor.gd
@@ -0,0 +1,61 @@
+extends Node2D
+
+@onready var grid_manager = get_node("../GridManager")
+@onready var tilemap = get_node("../L1")
+
+var tile_size : float
+var max_x : float
+var max_y : float
+
+var dirs = {"move_right": Vector2.RIGHT,
+			"move_left": Vector2.LEFT,
+			"move_up": Vector2.UP,
+			"move_down": Vector2.DOWN}
+var towers : Dictionary = {
+	"place_warlock": {
+		"scene": preload("res://scenes/warlock.tscn"),
+		"cost": 10
+	},
+	"place_wyvern": {
+		"scene": preload("res://scenes/wyvern.tscn"),
+		"cost": 15
+	}
+}
+
+func _ready():
+	tile_size = grid_manager.tile_size
+	max_x = 20 * tile_size
+	max_y = 15 * tile_size
+	position = position.snapped(Vector2.ONE * tile_size)
+	position += Vector2(max_x / 2, max_y / 2) + Vector2(1, 0) * tile_size / 2
+
+func _unhandled_input(event):
+	for dir in dirs.keys():
+		if event.is_action_pressed(dir):
+			handle_move(dirs[dir])
+			return
+	for tower in towers.keys():
+		if event.is_action_pressed(tower):
+			handle_tower(towers[tower])
+			return
+
+func handle_tower(tower):
+	var tower_cost = tower["cost"]
+	if is_valid_placement_tile() && GameData.get_life() >= tower_cost:
+		var tmp = tower["scene"].instantiate()
+		var path = get_tree().get_root().get_node("Main/Defenders")
+		path.add_child(tmp)
+		tmp.global_position = position
+		grid_manager.occupy_tile(position)
+		GameData.subtract_life(tower_cost)
+
+func handle_move(dir):
+	position += dir * tile_size
+	position.x = max(position.x, tile_size / 2)
+	position.y = max(position.y, tile_size + tile_size / 2)
+	position.x = min(position.x, max_x - (tile_size / 2))
+	position.y = min(position.y, max_y - (tile_size / 2))
+
+func is_valid_placement_tile():
+	var tile_coords = tilemap.get_cell_atlas_coords(tilemap.local_to_map(global_position))
+	return (tile_coords == (Vector2i(-1, -1))) && (!grid_manager.is_tile_occupied(position))