using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.UI;

//评价指标滑块控制类
public class AppraiseSliderCtrl : MonoBehaviour
{
    public Slider slider_weight;//权重滑块
    public Text pointName;//显示评价指标类型
    public Text showSliderValue;//显示滑块值
    string currentName;
    string valueUnit;
    UnityAction<string, float> valueChangedEvent;
    // Start is called before the first frame update
    void Awake()
    {
        slider_weight.minValue = 0;
        slider_weight.maxValue = 20;
        slider_weight.wholeNumbers = true;
        slider_weight.onValueChanged.AddListener(SliderValueChanged);
        slider_weight.value = (slider_weight.minValue + slider_weight.maxValue) / 2;
    }

    /// <summary>
    /// 注入初始化参数  返回当前权重值
    /// </summary>
    /// <param name="Name"></param>
    /// <param name="valueChanged"></param>
    /// <returns>当前权重值</returns>
    public float InjectInitData(string Name, UnityAction<string, float> valueChanged)
    {
        this.valueChangedEvent = valueChanged;
        currentName = Name;
        pointName.text = currentName + "：";
        return slider_weight.value/10;
    }

    protected virtual void SliderValueChanged(float value)
    {
        float trueValue = value / 10f;//转换为0-2便于显示和后续计算
        showSliderValue.text = trueValue.ToString("0.0");
        valueChangedEvent?.Invoke(currentName, trueValue);
    }

    //隐藏时 初始化slider 
    private void OnDisable()
    {
        valueChangedEvent = null;
        slider_weight.value = (slider_weight.minValue+slider_weight.maxValue)/2;//保持在中间 
    }
}