using cfg.GuideCfg;
using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

/// <summary>
/// 引导组
/// </summary>
public class GuideGroup
{
    /// <summary>
    /// 引导步骤
    /// </summary>
    private readonly LinkedList<GuideStepBase> linkGuideStep;
    /// <summary>
    /// 当前引导步骤
    /// </summary>
    private readonly LinkedListNode<GuideStepBase> curStep;

    public GuideGroup(LinkedList<DataGuideCfg> linkCfg)
    {
        linkGuideStep = new();

        foreach (DataGuideCfg cfg in linkCfg)
        {
            linkGuideStep.AddLast(CreateGuideStep(cfg));
        }

        curStep = linkGuideStep.First;
    }

    /// <summary>
    /// 开始引导
    /// </summary>
    public void BeginGuide()
    {

    }

    /// <summary>
    /// 结束引导
    /// </summary>
    public void EndGuide()
    { 

    }

    /// <summary>
    /// 创建引导步骤
    /// </summary>
    /// <param name="dataGuideCfg"></param>
    /// <returns></returns>
    private GuideStepBase CreateGuideStep(DataGuideCfg dataGuideCfg)
    {
        if (null == dataGuideCfg)
            return null;
        
        return dataGuideCfg.GuideType switch // TODO，测试类型
        {
            "播放视频" => new PlayVideoStep(dataGuideCfg),
            "点击视频" => new ClickButtonStep(dataGuideCfg),
            _ => throw new Exception("未处理类型"),
        };
    }
}