ichni_Official/Assets/Scripts/UI/SongSelection/SongInfoUI.cs

using System.Collections;
using System.Collections.Generic;
using DG.Tweening;
using Ichni.RhythmGame;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace Ichni.Menu
{
    public class SongInfoUI : MonoBehaviour
    {
        public Image illustration;
        public TMP_Text charterNameText;
        public TMP_Text illustratorText;
        
        public TMP_Text accuracyText;
        public Image fullComboMark;
        public Image allPerfectMark;

        public bool isOpeningFullIllustration;
        public Button openFullIllustrationButton;
        public GameObject fullIllustration;
        public Button closeFullIllustrationButton;
        public bool isDuringFullIllustrationFade;
        public void SetUp()
        {
            openFullIllustrationButton.onClick.AddListener(() =>
            {
                if (!isOpeningFullIllustration && !isDuringFullIllustrationFade)
                {
                    isOpeningFullIllustration = true;
                    isDuringFullIllustrationFade = true;
                    fullIllustration.SetActive(true);
                    fullIllustration.GetComponentInChildren<Image>().sprite = illustration.sprite;
                    fullIllustration.GetComponent<CanvasGroup>().DOFade(1f, 0.5f)
                        .OnComplete(() => isDuringFullIllustrationFade = false)
                        .Play();
                }
            });
            
            closeFullIllustrationButton.onClick.AddListener(() =>
            {
                if (isOpeningFullIllustration && !isDuringFullIllustrationFade)
                {
                    isOpeningFullIllustration = false;
                    isDuringFullIllustrationFade = true;
                    fullIllustration.GetComponent<CanvasGroup>().DOFade(0f, 0.5f)
                        .OnComplete(() =>
                        {
                            fullIllustration.SetActive(false);
                            isDuringFullIllustrationFade = false;
                        })
                        .Play();
                }
            });
        }
        
        public void SetIllustration(Sprite cover, string illustratorName)
        {
            illustration.sprite = cover;
            illustratorText.text = illustratorName;
        }

        public void SetCharter(string charterName)
        {
            charterNameText.text = charterName == string.Empty ? "Unknown Charter" : charterName;
        }

        public void SetBeatmapInfo(BeatmapSave beatmapSave)
        {
            accuracyText.text = $"{beatmapSave.accuracy * 100:F2}%";

            // 两种成绩徽记互斥显示：All Perfect 的优先级高于 Full Combo。
            // 必须每次都显式设置两个对象；仅在非 All Perfect 时更新 Full Combo 会让 Prefab
            // 初始状态或上一次选择谱面的显示状态残留，造成首次进入时同时出现两个徽记。
            bool showAllPerfect = beatmapSave.isAllPerfect;
            fullComboMark.gameObject.SetActive(!showAllPerfect && beatmapSave.isFullCombo);
            allPerfectMark.gameObject.SetActive(showAllPerfect);
        }
    }
}