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DMS/Models/VariableMqtt.cs

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using System;
using CommunityToolkit.Mvvm.ComponentModel;
using PMSWPF.Data.Entities;
using PMSWPF.Enums;
namespace PMSWPF.Models;
/// <summary>
/// 表示变量数据与MQTT服务器之间的关联模型包含MQTT别名。
/// </summary>
public partial class VariableMqtt : ObservableObject
{
public VariableMqtt()
{
}
public VariableMqtt(Variable variable, Mqtt mqtt)
{
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if (mqtt != null && variable != null)
{
Variable = variable;
Mqtt = mqtt;
MqttAlias = MqttAlias != String.Empty ? MqttAlias : variable.Name;
}
}
/// <summary>
/// 关联的唯一标识符。
/// </summary>
public int Id { get; set; }
/// <summary>
/// 关联的变量数据ID。
/// </summary>
public int VariableId { get; set; }
/// <summary>
/// 关联的MQTT服务器ID。
/// </summary>
public int MqttId { get; set; }
/// <summary>
/// 变量在该MQTT服务器上的别名。
/// </summary>
[ObservableProperty]
private string _mqttAlias = string.Empty;
/// <summary>
/// 变量的唯一标识符S7地址或OPC UA NodeId
/// </summary>
public string Identifier
{
get
{
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if (Variable!=null)
{
if (Variable.ProtocolType == ProtocolType.S7)
{
return Variable.S7Address;
}
else if (Variable.ProtocolType == ProtocolType.OpcUA)
{
return Variable.OpcUaNodeId;
}
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}
return string.Empty;
}
}
/// <summary>
/// 创建时间。
/// </summary>
public DateTime CreateTime { get; set; } = DateTime.Now;
/// <summary>
/// 更新时间。
/// </summary>
public DateTime UpdateTime { get; set; } = DateTime.Now;
/// <summary>
/// 导航属性:关联的变量数据。
/// </summary>
public Variable Variable { get; set; }
/// <summary>
/// 导航属性关联的MQTT服务器。
/// </summary>
public Mqtt Mqtt { get; set; }
}