extends CharacterBody2D

@onready var collision_shape_2d: CollisionShape2D = $CollisionShape2D
@onready var animated_sprite: AnimatedSprite2D = $AnimatedSprite2D
@onready var player: CharacterBody2D = $"."

var hovered_unit = null

var hover_indicator = preload("res://assets/sprites/ui/ui_icons_green_down4.png")

func _ready():
    
    var hover_sprite = Sprite2D.new()
    hover_sprite.texture = hover_indicator
    hover_sprite.position.y = -15
    hover_sprite.visible = false
    hover_sprite.name = "HoverIndicator"
    hover_sprite.z_index = 100
    player.add_child(hover_sprite)

var player_data = {
    "stats": {
        "health": 100,
        "speed": 3,
        "attack": 10,
        "defense": 5
    },
    "inventory": [],
    "name": "Hero"
}
func _input(event):
    if event is InputEventMouseMotion:
        check_hover()
        
func check_hover():
    var mouse_pos = get_global_mouse_position()
    print("Mouse pos: ", mouse_pos, " Player pos: ", player.position)
    
    if hovered_unit:
        hovered_unit.get_node("HoverIndicator").visible = false
        hovered_unit = null
    
    if player.has_node("CollisionShape2D"):
        var collision = player.get_node("CollisionShape2D")
        var shape = collision.shape
        
        var local_pos = player.to_local(mouse_pos)
        
        if shape is RectangleShape2D:
            var extents = shape.extents
            if local_pos.x >= -extents.x and local_pos.x <= extents.x and \
                local_pos.y >= -extents.y and local_pos.y <= extents.y:
                hovered_unit = player
                player.get_node("HoverIndicator").visible = true
                
                
func set_unit_position(x, y, z):
    var z_layer = z
    #var x_position = x
    var x_position = x + 16
    var y_position = y
    #var y_position = y + get_sprite_size().size.y/2
    # Update the visual z-index directly
    animated_sprite.z_index = z_layer
    animated_sprite.position = Vector2i(x_position, y_position)
    print("Palyer Global Pos: ", animated_sprite.position)
    print("Palyer Z-Layer: ", z_layer)

func get_sprite_size():
    return collision_shape_2d.shape

func _process(_delta: float):
    check_hover()
    play_player_animation("idle")


func play_player_animation(state="idle"):
    if state == "idle":
        animated_sprite.play("down")