using UnityEngine;
using System.Collections.Generic;

[System.Serializable]
public class RankThreshold
{
    public string rankName;
    public float thresholdPercent;
    public Sprite rankSprite;
}

[CreateAssetMenu(fileName = "RankConfig", menuName = "Config/RankConfig")]
public class RankConfig : ScriptableObject
{
    public float baseScore = 2000000f;
    public Sprite defaultSprite; // Equivalent to ufSprite

    [Tooltip("Thresholds should be ordered from highest to lowest percent.")]
    public List<RankThreshold> thresholds = new List<RankThreshold>();

    public Sprite GetRankSprite(float score)
    {
        if (score <= 0) return defaultSprite;

        Sprite bestSprite = defaultSprite;
        float highestMatchingPercent = -1f;

        // Ensure we handle baseScore correctly to avoid division by zero if we were to use percentages
        // But multiplying is safer as long as baseScore is set.
        
        foreach (var threshold in thresholds)
        {
            if (threshold == null || threshold.rankSprite == null) continue;

            float requiredScore = baseScore * threshold.thresholdPercent;
            if (score >= requiredScore)
            {
                // We want the threshold with the HIGHEST percentage that the score satisfies
                if (threshold.thresholdPercent > highestMatchingPercent)
                {
                    highestMatchingPercent = threshold.thresholdPercent;
                    bestSprite = threshold.rankSprite;
                }
            }
        }

        return bestSprite;
    }
}