using AddInPlugin.Util;
using DynamicExpresso;
using OpenTap;
using OpenTap.Addin.Annotation;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml.Serialization;

namespace AddInPlugin
{
    [Display("ElseIf", Group:"流程控制", Order: 0)]
    [AllowAnyChild]
    public class ElseIfConditionStep : ConditionBase
    {
        public ElseIfConditionStep() : base()
        {
            Rules.Add(() => this.GetPreviousStep() is ConditionBase, "必须在条件之后", "");
        }

        public override void PrePlanRun()
        {

        }

        public override void Run()
        {
            try
            {
                var previous = this.GetPreviousStep();
                if (!(previous is ConditionBase cb))
                {
                    throw new Exception("Error Stucture");
                }
                if (cb.ConditionResult != true && Condition != null)
                {
                    ConditionResult = (bool)PlanRun.Resolve(this, Condition);

                    if (ConditionResult == true)
                    {
                        RunChildSteps();
                        UpgradeVerdict(Verdict.Pass);
                    }
                    else
                    {
                        UpgradeVerdict(Verdict.NotSet);
                    }
                }
                else
                {
                    UpgradeVerdict(Verdict.NotSet);
                }
            }
            catch (Exception ex)
            {
                Log.Error("ElseIf Run error. {0}", ex);
                ConditionResult = null;
                UpgradeVerdict(Verdict.Error);
            }
        }

        public override void PostPlanRun()
        {
        }
    }
}