using DMS.Core.Helper; using DMS.Core.Models; using DMS.Helper; using DMS.WPF.Interfaces; using DMS.WPF.Services; namespace DMS.Services.Processors; public class CheckValueChangedProcessor : IVariableProcessor { private readonly DataServices _dataServices; public CheckValueChangedProcessor(DataServices dataServices) { _dataServices = dataServices; } public Task ProcessAsync(VariableContext context) { Variable newVariable = context.Data; // if (!_dataServices.AllVariables.TryGetValue(newVariable.Id, out Variable oldVariable)) // { // NlogHelper.Warn($"检查变量值是否改变时在_dataServices.AllVariables中找不到Id:{newVariable.Id},Name:{newVariable.Name}的变量。"); // context.IsHandled = true; // return Task.CompletedTask; // } // if (newVariable.DataValue == oldVariable.DataValue) // { // // 值没有变化,直接完成 // context.IsHandled = true; // } // // 在这里处理 context.Data return Task.CompletedTask; } }