feat(wxapi): 新增链接消息回调通知事件模型

src/SKIT.FlurlHttpClient.Wechat.Api/Events/MpMessage/LinkMessageEvent.cs

@@ -0,0 +1,65 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Events
+{
+    /// <summary>
+    /// <para>表示 LINK 事件的数据。</para>
+    /// <para>REF: https://developers.weixin.qq.com/doc/offiaccount/Message_Management/Receiving_standard_messages.html#%E9%93%BE%E6%8E%A5%E6%B6%88%E6%81%AF </para>
+    /// </summary>
+    public class LinkMessageEvent : WechatApiEvent, WechatApiEvent.Serialization.IJsonSerializable, WechatApiEvent.Serialization.IXmlSerializable
+    {
+        /// <summary>
+        /// 获取或设置消息 ID。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("MsgId")]
+        [System.Text.Json.Serialization.JsonPropertyName("MsgId")]
+        [System.Xml.Serialization.XmlElement("MsgId")]
+        public long MessageId { get; set; }
+
+        /// <summary>
+        /// 获取或设置消息标题。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("Title")]
+        [System.Text.Json.Serialization.JsonPropertyName("Title")]
+        [System.Xml.Serialization.XmlElement("Title")]
+        public string Title { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置消息描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("Description")]
+        [System.Text.Json.Serialization.JsonPropertyName("Description")]
+        [System.Xml.Serialization.XmlElement("Description")]
+        public string Description { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置消息链接。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("Url")]
+        [System.Text.Json.Serialization.JsonPropertyName("Url")]
+        [System.Xml.Serialization.XmlElement("Url")]
+        public string Url { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置消息数据 ID。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("MsgDataId")]
+        [System.Text.Json.Serialization.JsonPropertyName("MsgDataId")]
+        [System.Xml.Serialization.XmlElement("MsgDataId", IsNullable = true)]
+        public string? MessageDataId { get; set; }
+
+        /// <summary>
+        /// 获取或设置图文顺序索引（从 1 开始）。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("Idx")]
+        [System.Text.Json.Serialization.JsonPropertyName("Idx")]
+        [System.Xml.Serialization.XmlElement("Idx", IsNullable = true)]
+        public int? Index { get; set; }
+
+        /// <summary>
+        /// 获取或设置客服子商户 ID。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("BusinessId")]
+        [System.Text.Json.Serialization.JsonPropertyName("BusinessId")]
+        [System.Xml.Serialization.XmlElement("BusinessId", IsNullable = true)]
+        public long? BusinessId { get; set; }
+    }
+}