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/*----------------------------------------------------------------
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Copyright (C) 2023 Senparc
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文件名：CustomMessageHandler_Events.cs
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文件功能描述：自定义MessageHandler
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创建标识：Senparc - 20150312
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----------------------------------------------------------------*/
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//DPBMARK_FILE MP
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using Senparc.CO2NET.Extensions;
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using Senparc.NeuChar.Entities;
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using Senparc.Weixin.Exceptions;
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using Senparc.Weixin.MP.AdvancedAPIs;
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using Senparc.Weixin.MP.Entities;
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using Senparc.Weixin.Sample.CommonService.Download;
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using System;
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using System.Linq;
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using System.Threading.Tasks;
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#if NET462
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using System.Web;
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#endif
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namespace Senparc.Weixin.Sample.CommonService.CustomMessageHandler
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{
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/// <summary>
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/// 自定义MessageHandler
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/// </summary>
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public partial class CustomMessageHandler
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{
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public override Task<IResponseMessageBase> OnEvent_ClickRequestAsync(RequestMessageEvent_Click requestMessage)
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{
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return Task.Factory.StartNew<IResponseMessageBase>(() =>
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{
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var syncResponseMessage = OnEvent_ClickRequest(requestMessage);//这里为了保持Demo的连贯性，结果先从同步方法获取，实际使用过程中可以在 OnEvent_ClickRequestAsync 中全部直接定义异步方法
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//常识获取Click事件的同步方法
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if (syncResponseMessage is ResponseMessageText)
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{
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var textResponseMessage = syncResponseMessage as ResponseMessageText;
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textResponseMessage.Content += "\r\n\r\n -- 来自【异步MessageHandler】的回复";
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}
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return syncResponseMessage;
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});
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}
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/// <summary>
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/// 【异步方法】事件之发送模板消息返回结果
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/// </summary>
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/// <param name="requestMessage"></param>
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/// <returns></returns>
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public override async Task<IResponseMessageBase> OnEvent_TemplateSendJobFinishRequestAsync(RequestMessageEvent_TemplateSendJobFinish requestMessage)
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{
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switch (requestMessage.Status)
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{
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case "success":
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//发送成功
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break;
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case "failed:user block":
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//送达由于用户拒收（用户设置拒绝接收公众号消息）而失败
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break;
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case "failed: system failed":
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//送达由于其他原因失败
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break;
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default:
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throw new WeixinException("未知模板消息状态：" + requestMessage.Status);
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}
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//注意：此方法内不能再发送模板消息，否则会造成无限循环！
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try
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{
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var msg = @"已向您发送模板消息
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状态：{0}
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MsgId：{1}
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（这是一条来自MessageHandler的异步客服消息）".FormatWith(requestMessage.Status, requestMessage.MsgID);
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await CustomApi.SendTextAsync(appId, OpenId, msg);//发送客服消息
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}
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catch (Exception e)
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{
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Senparc.Weixin.WeixinTrace.SendCustomLog("模板消息发送失败", e.ToString());
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}
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//无需回复文字内容
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//return requestMessage
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// .CreateResponseMessage<ResponseMessageNoResponse>();
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return null;
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}
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public override async Task<IResponseMessageBase> OnEvent_SubscribeRequestAsync(RequestMessageEvent_Subscribe requestMessage)
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{
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var responseMessage = ResponseMessageBase.CreateFromRequestMessage<ResponseMessageText>(requestMessage);
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responseMessage.Content = GetWelcomeInfo();
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if (!string.IsNullOrEmpty(requestMessage.EventKey))
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{
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responseMessage.Content += "\r\n============\r\n场景值：" + requestMessage.EventKey;
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}
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//推送消息
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//下载文档
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if (requestMessage.EventKey.StartsWith("qrscene_"))
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{
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var sceneId = long.Parse(requestMessage.EventKey.Replace("qrscene_", ""));
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//var configHelper = new ConfigHelper(new HttpContextWrapper(HttpContext.Current));
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var codeRecord =
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ConfigHelper.CodeCollection.Values.FirstOrDefault(z => z.QrCodeTicket != null && z.QrCodeId == sceneId);
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if (codeRecord != null)
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{
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if (codeRecord.AllowDownload)
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{
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await CustomApi.SendTextAsync(null, OpenId, "下载已经开始，如需下载其他版本，请刷新页面后重新扫一扫。");
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}
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else
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{
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//确认可以下载
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codeRecord.AllowDownload = true;
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await CustomApi.SendTextAsync(null, OpenId, GetDownloadInfo(codeRecord));
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}
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}
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}
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return responseMessage;
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}
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}
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} |
