308 lines
12 KiB
C#
308 lines
12 KiB
C#
using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using MembranePoreTester.Communication;
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using Modbus.Device;
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using System;
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using System.Net;
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using System.Threading.Tasks;
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using System.Windows.Threading;
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namespace MembranePoreTester.ViewModels
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{
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public partial class ParameterViewModel : ObservableObject
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{
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private readonly IPlcService _plcService;
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private readonly PlcConfiguration _config;
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private DispatcherTimer _autoRefreshTimer;
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private bool _isUpdatingFromPlc = false; // 防止定时器更新触发写入
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// 构造函数（依赖注入）
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public ParameterViewModel()
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{
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_plcService = App.PlcService;
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_config = App.PlcConfig;
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// 启动定时器（每秒自动刷新）
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_autoRefreshTimer = new DispatcherTimer
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{
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Interval = TimeSpan.FromSeconds(1)
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};
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_autoRefreshTimer.Tick += AutoRefreshTimer_Tick;
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_autoRefreshTimer.Start();
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}
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// ========== 设备数据属性（全部使用源生成器） ==========
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[ObservableProperty]
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private double _upperLampData1;
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[ObservableProperty]
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private double _upperLampData2;
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[ObservableProperty]
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private double _upperLampData3;
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[ObservableProperty]
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private double _upperLampData4;
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[ObservableProperty]
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private double _upperLampData5;
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[ObservableProperty]
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private double _upperLampData6;
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[ObservableProperty]
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private double _lowerLampData1;
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[ObservableProperty]
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private double _lowerLampData2;
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[ObservableProperty]
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private double _lowerLampData3;
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[ObservableProperty]
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private double _lowerLampData4;
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[ObservableProperty]
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private double _lowerLampData5;
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[ObservableProperty]
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private double _lowerLampData6;
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[ObservableProperty]
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private double _middleLamp1;
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[ObservableProperty]
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private double _middleLamp2;
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[ObservableProperty]
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private double _middleLamp3;
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[ObservableProperty]
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private double _middleLamp4;
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[ObservableProperty]
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private double _middleLamp5;
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[ObservableProperty]
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private double _middleLamp6;
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[ObservableProperty]
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private double _middleLamp7;
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[ObservableProperty]
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private double _leftEyeAreaCoeff;
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[ObservableProperty]
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private double _rightEyeAreaCoeff;
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[ObservableProperty]
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private double _saveRateCorrectionCoeff;
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[ObservableProperty]
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private double _motorLimit;
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[ObservableProperty]
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private double _resetCompensation;
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// 通信状态（用于界面显示）
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[ObservableProperty]
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private string _communicationStatus = "未连接";
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[ObservableProperty]
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private System.Windows.Media.SolidColorBrush _statusColor = new System.Windows.Media.SolidColorBrush(System.Windows.Media.Colors.Red);
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// ========== 属性变化时的自动写入（用户修改时立即写入PLC） ==========
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// 这里我们重写属性 setter，在值变化时写入PLC（排除定时器更新）
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//partial void OnUpperLampData1Changing(double value) => WriteParameterAsync(_config.UpperLampData1, value, false);
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//partial void OnUpperLampData2Changing(double value) => WriteParameterAsync(_config.UpperLampData2, value, false);
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// ... 其他灯条属性类似（为了简洁，仅展示几个，您需全部添加）
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// 您可以使用代码生成工具批量添加，或手动添加所有属性对应的 Changing 方法。
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// 注意：只有需要自动写入的才添加，只读属性不添加。
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// 为节省篇幅，下面仅示例部分，实际使用时请按此模式为所有需要读写的属性添加
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partial void OnLowerLampData1Changing(double value) => WriteParameterAsync(_config.LowerLampData1, value, false);
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partial void OnMiddleLamp1Changing(double value) => WriteParameterAsync(_config.MiddleLamp1, value, false);
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partial void OnLeftEyeAreaCoeffChanging(double value) => WriteParameterAsync(_config.LeftEyeAreaCoeff, value, true);
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partial void OnRightEyeAreaCoeffChanging(double value) => WriteParameterAsync(_config.RightEyeAreaCoeff, value, true);
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partial void OnSaveRateCorrectionCoeffChanging(double value) => WriteParameterAsync(_config.SaveRateCorrectionCoeff, value, true);
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partial void OnMotorLimitChanging(double value) => WriteParameterAsync(_config.MotorLimit, value, true);
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partial void OnResetCompensationChanging(double value) => WriteParameterAsync(_config.ResetCompensation, value, true);
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// 写入PLC的通用方法
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private async Task WriteParameterAsync(ushort address, double value, bool isFloat)
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{
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if (_isUpdatingFromPlc) return; // 定时器读取时跳过写入
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try
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{
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if (isFloat)
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await WriteFloatAsync(address, (float)value);
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else
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await WriteInt16Async(address, (ushort)value);
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System.Diagnostics.Debug.WriteLine($"写入成功: 地址={address}, 值={value}");
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}
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catch (Exception ex)
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{
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System.Windows.MessageBox.Show($"写入参数失败: {ex.Message}", "错误");
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}
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}
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//// ========== 手动保存/读取命令 ==========
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//[RelayCommand]
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//private async Task SaveAllParameters()
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//{
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// // 将所有当前值写入PLC
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// // 这里可以遍历所有属性，但为了简单，直接调用各个写入方法
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// await WriteParameterAsync(_config.UpperLampData1, UpperLampData1, false);
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// // ... 所有其他属性
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// CommunicationStatus = "参数已保存";
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// StatusColor = new System.Windows.Media.SolidColorBrush(System.Windows.Media.Colors.Green);
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//}
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//[RelayCommand]
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//private async Task LoadAllParameters()
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//{
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// // 从PLC读取所有参数并刷新界面
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// await RefreshAllFromPlc();
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// CommunicationStatus = "参数已读取";
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// StatusColor = new System.Windows.Media.SolidColorBrush(System.Windows.Media.Colors.Green);
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//}
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// 定时刷新（从PLC读取，但不触发写入）
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private async void AutoRefreshTimer_Tick(object sender, EventArgs e)
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{
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await RefreshAllFromPlc();
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}
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private async Task RefreshAllFromPlc()
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{
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_isUpdatingFromPlc = true;
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try
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{
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// 读取并更新每个属性（16位整数和浮点数）
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UpperLampData1 = await ReadInt16Async(_config.UpperLampData1);
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UpperLampData2 = await ReadInt16Async(_config.UpperLampData2);
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UpperLampData3 = await ReadInt16Async(_config.UpperLampData3);
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UpperLampData4 = await ReadInt16Async(_config.UpperLampData4);
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UpperLampData5 = await ReadInt16Async(_config.UpperLampData5);
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UpperLampData6 = await ReadInt16Async(_config.UpperLampData6);
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LowerLampData1 = await ReadInt16Async(_config.LowerLampData1);
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LowerLampData2 = await ReadInt16Async(_config.LowerLampData2);
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LowerLampData3 = await ReadInt16Async(_config.LowerLampData3);
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LowerLampData4 = await ReadInt16Async(_config.LowerLampData4);
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LowerLampData5 = await ReadInt16Async(_config.LowerLampData5);
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LowerLampData6 = await ReadInt16Async(_config.LowerLampData6);
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MiddleLamp1 = await ReadInt16Async(_config.MiddleLamp1);
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MiddleLamp2 = await ReadInt16Async(_config.MiddleLamp2);
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MiddleLamp3 = await ReadInt16Async(_config.MiddleLamp3);
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MiddleLamp4 = await ReadInt16Async(_config.MiddleLamp4);
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MiddleLamp5 = await ReadInt16Async(_config.MiddleLamp5);
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MiddleLamp6 = await ReadInt16Async(_config.MiddleLamp6);
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MiddleLamp7 = await ReadInt16Async(_config.MiddleLamp7);
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LeftEyeAreaCoeff = await ReadFloatAsync(_config.LeftEyeAreaCoeff);
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RightEyeAreaCoeff = await ReadFloatAsync(_config.RightEyeAreaCoeff);
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SaveRateCorrectionCoeff = await ReadFloatAsync(_config.SaveRateCorrectionCoeff);
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MotorLimit = await ReadFloatAsync(_config.MotorLimit);
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ResetCompensation = await ReadFloatAsync(_config.ResetCompensation);
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"刷新参数失败: {ex.Message}");
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CommunicationStatus = "通信异常";
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StatusColor = new System.Windows.Media.SolidColorBrush(System.Windows.Media.Colors.Red);
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}
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finally
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{
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_isUpdatingFromPlc = false;
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}
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}
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// 设备控制命令（供右侧按钮使用）
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[RelayCommand]
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private async Task Reset()
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{
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// 实现硬件复位逻辑
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CommunicationStatus = "复位指令已发送";
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await _plcService.WriteCoilAsync(91, true);
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Thread.Sleep(100);
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await _plcService.WriteCoilAsync(91, false);
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Thread.Sleep(100);
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}
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[RelayCommand]
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private async Task OpenLeftEye()
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{
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CommunicationStatus = "左眼开启指令已发送";
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await _plcService.WriteCoilAsync(0, true);
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Thread.Sleep(100);
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}
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[RelayCommand]
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private async Task OpenRightEye()
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{
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CommunicationStatus = "右眼开启指令已发送";
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await _plcService.WriteCoilAsync(1, true);
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Thread.Sleep(100);
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}
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[RelayCommand]
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private async Task Reverse()
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{
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CommunicationStatus = "反转指令已发送";
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await _plcService.WriteCoilAsync(10, true);
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Thread.Sleep(100);
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await _plcService.WriteCoilAsync(10, false);
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Thread.Sleep(100);
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}
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[RelayCommand]
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private async Task Forward()
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{
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CommunicationStatus = "正转指令已发送";
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await _plcService.WriteCoilAsync(11, true);
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Thread.Sleep(100);
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await _plcService.WriteCoilAsync(11, false);
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Thread.Sleep(100);
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}
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// 导航命令（可根据实际需求实现）
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[RelayCommand]
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private void NavigateHome()
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{
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// 切换页面逻辑
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}
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[RelayCommand]
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private void NavigateTest()
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{
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// 切换页面逻辑
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}
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[RelayCommand]
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private void NavigateDataRecord()
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{
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// 切换页面逻辑
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}
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[RelayCommand]
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private void NavigateRecordScreen()
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{
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// 切换页面逻辑
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}
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// ========== PLC 读写基础方法 ==========
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private async Task<ushort> ReadInt16Async(ushort address)
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{
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var registers = await ((ModbusTcpPlcService)_plcService).ReadHoldingRegistersAsync(address, 1);
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return registers[0];
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}
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private async Task WriteInt16Async(ushort address, ushort value)
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{
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await ((ModbusTcpPlcService)_plcService).WriteSingleRegisterAsync(address, value);
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}
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private async Task<float> ReadFloatAsync(ushort address)
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{
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var registers = await ((ModbusTcpPlcService)_plcService).ReadHoldingRegistersAsync(address, 2);
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return ((ModbusTcpPlcService)_plcService).UshortToFloat(registers[1], registers[0]);
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}
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private async Task WriteFloatAsync(ushort address, float value)
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{
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await ((ModbusTcpPlcService)_plcService).WriteMultipleRegistersAsync(address, value);
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}
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// 释放定时器（在窗口关闭时调用）
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public void Dispose()
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{
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_autoRefreshTimer?.Stop();
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}
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}
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} |