extends Control
class_name Headbar

@onready var hit_text_scene: PackedScene = preload("res://scene/ui/item/hit_text.tscn")
@onready var battle_info: Control = (%BattleInfo as Control)
@onready var hp_bar: TextureProgressBar = (%HpBar as TextureProgressBar)
@onready var shield_bar: TextureProgressBar = (%ShieldBar as TextureProgressBar)
@onready var break_level: Sprite2D = (%BreakLevel as Sprite2D)
@onready var alert_bar: TextureProgressBar = (%AlertBar as TextureProgressBar)
#debug info
@onready var stun_bar: TextureProgressBar = (%StunBar as TextureProgressBar)
@onready var mp_bar: TextureProgressBar = (%MpBar as TextureProgressBar)
@onready var mp_sub_bar: TextureProgressBar = (%MpSubBar as TextureProgressBar)
@onready var pos_lable: Label = (%PosLabel as Label)
@onready var role_lable: Label = (%RoleLabel as Label)


func set_debug_info_show(is_show: bool) -> void:
    var debug_info: Control = (%DebugInfo as Control)
    debug_info.visible = is_show


func set_length(hp: float) -> void:
    if hp > 100:
        return
    var length_px: int = max(32 * hp / 100, 10)
    if (length_px % 2) == 1:
        length_px += 1
    hp_bar.size.x = length_px
    hp_bar.position.x = -length_px / 2
    shield_bar.size.x = length_px
    shield_bar.position.x = -length_px / 2
    break_level.position.x = -length_px / 2 - 5


var hit_text_damage_cache: HitText


func on_hp_changed(value): hp_bar.value = value


func on_hp_max_changed(value):
    hp_bar.max_value = value
    set_length(value)


func on_shield_changed(value):
    shield_bar.value = value
    shield_bar.visible = value > 0


func on_shield_max_changed(value): shield_bar.max_value = value


func on_break_level_def_changed(value):
    break_level.frame = clamp(value + 4, 0, 8)


func on_ai_is_alert_changed(value):
    alert_bar.visible = not value
    battle_info.visible = value


func on_ai_alert_max_changed(value):
    alert_bar.max_value = value


func on_ai_alert_changed(value):
    alert_bar.value = value


func on_stun_changed(value): stun_bar.value = value


func on_stun_max_changed(value): stun_bar.max_value = value


func on_mp_changed(value): mp_bar.value = value


func on_mp_max_changed(value): mp_bar.max_value = value


func on_mp_sub_changed(value): mp_sub_bar.value = value


func on_mp_sub_max_changed(value): mp_sub_bar.max_value = value


func on_pos2d_changed(value): pos_lable.text = "(%.2f,%.2f)"%[value.x, value.y]


func on_ai_role_changed(value): role_lable.text = str(value)


func on_hit_text(value: String):
    var hit_text: HitText = get_hit_text_object()
    hit_text.show_hit_text(value)


func on_hit_damage(value: float):
    var hit_text: HitText = hit_text_damage_cache
    if not hit_text or hit_text.is_close:
        hit_text_damage_cache = get_hit_text_object()
        hit_text = hit_text_damage_cache
    hit_text.show_hit_damage(value)


func get_hit_text_object()->HitText:
    var hit_text: HitText = hit_text_scene.instantiate() as HitText
    add_child(hit_text)
    return hit_text