using System;
using UnityEngine;

namespace Game.Data
{
    /// <summary>
    /// 通用随机单元
    /// </summary>
    public class RandomNode<T> where T : class
    {
        public int key;      // 承载key
        public T   value;    // 承载内容
        public int count;    // 最大数量
        public int weight;   // 随机权重
        public int minRange; //至少抽取次数阈值
        public int maxRange; //至多抽取次数阈值

        public int curWeight; //当前的权重值，用于权重随机中的值比较。

        public RandomNode(int key, T value, int count, int weight, int minRange, int maxRange)
        {
            this.key      = key;
            this.value    = value;
            this.count    = count;
            this.weight   = weight;
            this.minRange = minRange;
            this.maxRange = maxRange;
        }

        public RandomNode(int key, T value, int count, int weight, string range)
        {
            this.key    = key;
            this.value  = value;
            this.count  = count;
            this.weight = weight;
            if (range.Equals("-1", StringComparison.OrdinalIgnoreCase))
            {
                this.minRange = -1;
                this.maxRange = -1;
            }
            else
            {
                var rs = range.Split(',');
                this.minRange = int.Parse(rs[0]);
                this.maxRange = int.Parse(rs.Length == 2 ? rs[1] : rs[0]);
            }
        }

        public bool IsValid(int nowCount)
        {
            return this.count == -1 || nowCount < this.count;
        }
    }
}