WEP_V2.1.3/SourceCode/We.Engine/WeEngine.Core/Components/Statements/CheckConditionStatement.cs

using IwbZero.IocNamed;
using IwbZero.IwbBase;
using IwbZero.ToolCommon.LogHelpers;
using WeEngine.Components.InterfaceFactory;
using WeEngine.ComponentInfo;

namespace WeEngine.Components.Statements
{
    /// <summary>
    /// 检验条件
    /// </summary>
    [IocNamed(CompStmtType.CheckCondition)]
    public class CheckConditionStatement : IStatementRunner
    {
        public bool Run(ComponentRunner runner, IwbXmlNode poStatement)
        {
            this.LogDebug($"============[开始执行事务]====>[检验条件]======>{runner.CurrentNode.NodePath}");
            var flag = false;
            string expression = poStatement.GetChildValue("Condition");
            if (expression != "")
            {
                flag = runner.EvaluateBool(expression);
            }

            var variable = new IwbRtVariable(DefaultVariable.RunValidate).SetValue(flag.ToString());
            if (runner.Variables.ContainsKey(DefaultVariable.RunValidate))
            {
                runner.Variables[DefaultVariable.RunValidate] = variable;
            }
            else
            {
                runner.Variables.Add(DefaultVariable.RunValidate, variable);
            }
            this.LogDebug($"============[执行事务完成]====>[检验条件]======>{flag}");
            return flag;
        }
    }
}