Continentis/Assets/Scripts/MainGame/UI/CombatMainPage/ActionOrderDisplayer.cs

using System.Collections.Generic;
using Continentis.MainGame.Character;
using Continentis.MainGame.Combat;
using DG.Tweening;
using Lean.Pool;
using UnityEngine;
using UnityEngine.Serialization;

namespace Continentis.MainGame.UI
{
    public partial class ActionOrderDisplayer : MonoBehaviour
    {
        [Header("UI References")] [SerializeField]
        private GameObject portraitPrefab;

        [SerializeField] private RectTransform currentTurnPointer;

        [FormerlySerializedAs("portraitsContainer")]
        public Transform avatarContainer;

        [Header("Animation Settings")] [SerializeField]
        private float rearrangeAnimDuration = 0.4f; // 头像重新排列的动画时长

        [FormerlySerializedAs("portraitWidth")] [Header("Layout Settings")] [SerializeField]
        private float avatarWidth = 133f; // 单个头像的宽度

        [FormerlySerializedAs("portraitSpacing")] [SerializeField]
        private float avatarSpacing; // 头像之间的间距

        public List<CharacterAvatar> avatars = new();

        private List<CharacterBase> actionOrder => CombatMainManager.Instance.characterController.actionOrderList;

        public void InitializeTurnOrder()
        {
            // 清理
            foreach (var ui in avatars)
                if (ui != null)
                    Destroy(ui.gameObject);

            avatars.Clear();

            // 生成UI
            foreach (var character in actionOrder) CreatePortraitUI(character, -1); // -1 表示添加到末尾

            // 排列到正确的位置
            RearrangePortraitsWithAnimation();
        }

        public void EndAction()
        {
            // 将当前行动的角色和UI移动到队尾
            var currentAvatar = avatars[0];

            avatars.RemoveAt(0);

            currentAvatar.GetComponent<RectTransform>().DOAnchorPosX(-200, 0.2f).OnComplete(() =>
            {
                LeanPool.Despawn(currentAvatar.gameObject);
            }).Play();

            // 播放重新排列动画
            RearrangePortraitsWithAnimation();
        }
    }

    public partial class ActionOrderDisplayer
    {
        // 核心函数：创建单个头像UI
        private CharacterAvatar CreatePortraitUI(CharacterBase character, int index)
        {
            var avatar = LeanPool.Spawn(portraitPrefab, avatarContainer).GetComponent<CharacterAvatar>();
            avatar.Initialize(character);
            avatar.GetComponent<RectTransform>().anchoredPosition = new Vector2(-900, 0);
            if (index >= 0 && index < avatars.Count)
            {
                avatars.Insert(index, avatar);
                avatar.transform.SetSiblingIndex(index);
            }
            else
            {
                avatars.Add(avatar);
            }

            return avatar;
        }

        // 无动画的瞬间排列
        private void RearrangePortraits()
        {
            for (var i = 0; i < avatars.Count; i++)
            {
                var targetX = -110 - i * (avatarWidth + avatarSpacing);
                avatars[i].GetComponent<RectTransform>().anchoredPosition = new Vector2(targetX, 0);
            }
        }

        // 核心函数：带动画的重新排列
        public void RearrangePortraitsWithAnimation()
        {
            var sequence = DOTween.Sequence();

            for (var i = 0; i < avatars.Count; i++)
            {
                // 计算每个头像的目标X坐标
                var targetX = -110 - i * (avatarWidth + avatarSpacing);
                var rt = avatars[i].GetComponent<RectTransform>();

                // 将移动动画加入到序列中
                sequence.Join(rt.DOAnchorPosX(targetX, rearrangeAnimDuration).SetEase(Ease.OutQuad));
            }

            sequence.Play();
        }
    }
}