aibis-dream/Assets/Scripts/SceneManagement/EnvironmentKit/SpriteScenePart.cs

using System;
using System.Linq;
using UnityEngine;

namespace AibisDream
{
    [RequireComponent(typeof(SpriteRenderer))]
    public class SpriteScenePart : AbsScenePart
    { 
        [SerializeField] private SpritePartAsset[] spritePartAssets;
        private SpriteRenderer _spriteRenderer;
        
        public override void Init(TimesOfDay time, Weather weather)
        {
            _spriteRenderer = GetComponent<SpriteRenderer>();
            
            curWeather = weather;
            OnTimeChange(time);
        }
        
        public override void OnTimeChange(TimesOfDay time)
        {
            curTime = time;
            
            var timeArray = spritePartAssets.Where(item => item.time == time).ToArray();
            if (timeArray.Length == 0) return;
            var res = timeArray.DefaultIfEmpty(timeArray[0]).First(item => item.weather == curWeather);
            _spriteRenderer.sprite = res.sprite;
        }

        public override void OnWeatherChange(Weather weather)
        {
            curWeather = weather;
            
            var weatherArray = spritePartAssets.Where(item => item.weather == weather).ToArray();
            if (weatherArray.Length == 0) return;
            var res = weatherArray.DefaultIfEmpty(weatherArray[0]).First(item => item.time == curTime);
            _spriteRenderer.sprite = res.sprite;
        } 
    }

    [Serializable]
    public struct SpritePartAsset
    {
        public TimesOfDay time;
        public Weather weather;
        public Sprite sprite;
    }
}