extends Node3D
class_name PlayerAction

@onready var test_bullet: CharacterCfg = load("res://config/character/bullet01.tres") as CharacterCfg
@onready var character: Character = (get_owner() as Character)
@onready var status: Status = (%Status as Status)
@onready var combo: Combo = (%Combo as Combo)

var lock_cd_dict: Dictionary = {}
var is_lock: bool


func _process(delta) -> void:
    #更新主动锁定目标cd
    for key in lock_cd_dict:
        if lock_cd_dict[key] > 0:
            lock_cd_dict[key] -= delta
        else:
            lock_cd_dict.erase(key)
    #没有锁定目标 尝试被动锁定
    if not status.target and not is_lock:
        var enemy_list: Array[Character] = Global.character_mgr.get_enemy_list(character.id())
        var pos_player: Vector2          = character.pos2D()
        enemy_list.filter( func(a: Character): return a.pos2D().distance_squared_to(pos_player)<3)
        enemy_list.sort_custom(
            func(a: Character, b: Character):
                return a.pos2D().distance_squared_to(pos_player) < b.pos2D().distance_squared_to(pos_player)
        )
        if enemy_list:
            character.set_target(enemy_list[0].id())
            character.set_is_lock(is_lock)
    #锁定状态有变化 尝试主动锁定
    if status.is_lock == is_lock:
        return
    if is_lock:
        var enemy_list: Array[Character] = Global.character_mgr.get_enemy_list(character.id())
        var pos_player: Vector2          = character.pos2D()
        enemy_list.sort_custom(
            func(a: Character, b: Character):
                var a_lock_cd: bool = a.id() in lock_cd_dict
                var b_lock_cd: bool = b.id() in lock_cd_dict
                if a_lock_cd != b_lock_cd:
                    return b_lock_cd
                return a.pos2D().distance_squared_to(pos_player) < b.pos2D().distance_squared_to(pos_player)
        )
        if enemy_list:
            character.set_target(enemy_list[0].id())
    else:
        if status.target:
            lock_cd_dict[status.target] = 0.5 #0.5秒内无法再次主动锁定
    character.set_is_lock(is_lock)


func check_action(key: String, is_pressed: bool) -> bool:
    if is_pressed and check_action_pressed(key):
        return true
    match key:
        "lock": lock(is_pressed)
        "switch": switch(is_pressed)
        _: return false
    return true


func check_action_pressed(key: String) -> bool:
    match key:
        "weapon_pre": combo.weapon_index_change(-1)
        "weapon_next": combo.weapon_index_change(1)
        "test_1":
            Global.character_mgr.create_character(ResourceManager.cfg_character_monster_test1, Enum.ETeam.Monster, Vector3(5.5, 0, 2))
            Global.character_mgr.create_character(ResourceManager.cfg_character_monster_test2, Enum.ETeam.Monster, Vector3(5.5, 0, 2))
            Global.character_mgr.create_character(ResourceManager.cfg_character_monster_test3, Enum.ETeam.Monster, Vector3(5.5, 0, 2))
        _: return false
    return true


func lock(is_pressed: bool):
    is_lock = is_pressed


func switch(is_pressed: bool):
    character.set_status("is_switch", is_pressed)