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工单 增加 接收服务端推送的新工单，支持 推送增加消息

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chfei committed 2026-10-22 09:48:12 +08:00
1 parent f0f1f1ed9e
commit 6ed2cede16
11 files changed
+429 -205
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29WxOrderWpf/MainWindow.xaml.cs
+1 -1
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@@ -1,4 +1,4 @@
using _29WxOrderWpf.BaseWindows;
using _29WxOrderWpf.BaseWindows;
using _29WxOrderWpf.Ctrls.BuyerCtrls;
using _29WxOrderWpf.Ctrls.OrderCtrls;
using _29WxOrderWpf.Ctrls.Settings;
OrderSupportTicket/Models/TicketClientOptions.cs
+156 -138
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@@ -1,4 +1,4 @@
using AllBase;
using AllBase;
using AllBase.Model.DBModel;
using System;
using System.Collections.Generic;
@@ -13,63 +13,68 @@ namespace OrderSupportTicket.Models;
/// </summary>
public sealed class TicketClientOptions
{
public TicketClientOptions()
{
AppIds = new List<string>();
Orders = new List<TicketOrderOption>();
}
public TicketClientOptions()
{
AppIds = new List<string>();
Orders = new List<TicketOrderOption>();
}
/// <summary>
/// 当前拍单账号，对应接口字段 purchaseAccount。
/// </summary>
public string UserName { get; set; }
/// <summary>
/// 当前拍单账号，对应接口字段 purchaseAccount。
/// </summary>
public string UserName { get; set; }
/// <summary>
/// 当前账号需要订阅和查询的店铺 APPID 集合，最多 50 个。
/// </summary>
public IList<string> AppIds { get; set; }
/// <summary>会话数据来源：直接修改此处默认值切换 History / Realtime。</summary>
public TicketConversationMode ConversationMode { get; set; } = TicketConversationMode.Realtime;
/// <summary>
/// 可关联到新工单的本地订单集合。
/// </summary>
public IList<TicketOrderOption> Orders { get; set; }
/// <summary>
/// 当前账号需要订阅和查询的店铺 APPID 集合，最多 50 个。
/// </summary>
public IList<string> AppIds { get; set; }
/// <summary>
/// 创建参数副本，避免宿主与页面共享可变集合。
/// </summary>
public TicketClientOptions Clone()
{
return new TicketClientOptions
{
UserName = UserName,
AppIds = (AppIds ?? Enumerable.Empty<string>())
.Where(appId => !string.IsNullOrWhiteSpace(appId))
.Select(appId => appId.Trim())
.Distinct(StringComparer.Ordinal)
.ToList(),
Orders = (Orders ?? Enumerable.Empty<TicketOrderOption>())
.Where(order => order != null)
.ToList()
};
}
/// <summary>
/// 可关联到新工单的本地订单集合。
/// </summary>
public IList<TicketOrderOption> Orders { get; set; }
public static TicketClientOptions FromApplicationSettings()
{
var purchaseAccount =
ConfigurationManager.AppSettings["CustomerWorkOrder.PurchaseAccount"];
var appIds = ConfigurationManager.AppSettings["CustomerWorkOrder.AppIds"];
/// <summary>
/// 创建参数副本，避免宿主与页面共享可变集合。
/// </summary>
public TicketClientOptions Clone()
{
return new TicketClientOptions
{
UserName = UserName,
ConversationMode = ConversationMode,
AppIds = (AppIds ?? Enumerable.Empty<string>())
.Where(appId => !string.IsNullOrWhiteSpace(appId))
.Select(appId => appId.Trim())
.Distinct(StringComparer.Ordinal)
.ToList(),
Orders = (Orders ?? Enumerable.Empty<TicketOrderOption>())
.Where(order => order != null)
.ToList()
};
}
return new TicketClientOptions
{
UserName = purchaseAccount,
AppIds = (appIds ?? string.Empty)
.Split(new[] { ',', ';', ' ' }, StringSplitOptions.RemoveEmptyEntries)
.Select(a => a.Trim())
.Where(a => a.Length > 0)
.Distinct(StringComparer.OrdinalIgnoreCase)
.ToList()
};
}
public static TicketClientOptions FromApplicationSettings()
{
var purchaseAccount =
ConfigurationManager.AppSettings["CustomerWorkOrder.PurchaseAccount"];
var appIds = ConfigurationManager.AppSettings["CustomerWorkOrder.AppIds"];
return new TicketClientOptions
{
UserName = purchaseAccount,
AppIds = (appIds ?? string.Empty)
.Split(new[] { ',', ';', ' ' }, StringSplitOptions.RemoveEmptyEntries)
.Select(a => a.Trim())
.Where(a => a.Length > 0)
.Distinct(StringComparer.OrdinalIgnoreCase)
.ToList(),
ConversationMode = TicketConversationMode.Realtime,
};
}
}
/// <summary>
@@ -78,101 +83,114 @@ public sealed class TicketClientOptions
/// </summary>
public sealed class TicketOrderOption
{
/// <summary>
/// 订单所属店铺的 APPID，格式为 wx 加 16 位小写十六进制字符。
/// </summary>
public string AppId { get; set; }
/// <summary>
/// 订单所属店铺的 APPID，格式为 wx 加 16 位小写十六进制字符。
/// </summary>
public string AppId { get; set; }
/// <summary>
/// 微信订单号。接口要求保持为 10～64 位数字字符串，禁止转换为 Number。
/// </summary>
public string OrderId { get; set; }
/// <summary>
/// 微信订单号。接口要求保持为 10～64 位数字字符串，禁止转换为 Number。
/// </summary>
public string OrderId { get; set; }
/// <summary>
/// 商品名称，用于订单筛选和页面展示。
/// </summary>
public string GoodsName { get; set; }
/// <summary>
/// 商品名称，用于订单筛选和页面展示。
/// </summary>
public string GoodsName { get; set; }
/// <summary>
/// 商品缩略图地址，用于新建工单页展示关联商品。
/// </summary>
public string ImageUrl { get; set; }
/// <summary>
/// 商品缩略图地址，用于新建工单页展示关联商品。
/// </summary>
public string ImageUrl { get; set; }
/// <summary>
/// 订单金额，单位元，使用 decimal 保存原始金额，不在模型中保存格式化文本。
/// </summary>
public decimal Amount { get; set; }
/// <summary>
/// 订单金额，单位元，使用 decimal 保存原始金额，不在模型中保存格式化文本。
/// </summary>
public decimal Amount { get; set; }
/// <summary>
/// 订单下单时间。
/// </summary>
public DateTime OrderedAt { get; set; }
/// <summary>
/// 订单下单时间。
/// </summary>
public DateTime OrderedAt { get; set; }
/// <summary>
/// 下拉列表显示文本，订单号在前、商品名在后，避免长商品名遮挡订单号。
/// </summary>
public string DisplayText
{
get
{
var product = string.IsNullOrWhiteSpace(GoodsName)
? "未命名商品"
: GoodsName;
return $"{OrderId} · {product}";
}
}
/// <summary>
/// 下拉列表显示文本，订单号在前、商品名在后，避免长商品名遮挡订单号。
/// </summary>
public string DisplayText
{
get
{
var product = string.IsNullOrWhiteSpace(GoodsName)
? "未命名商品"
: GoodsName;
return $"{OrderId} · {product}";
}
}
/// <summary>
/// 订单详情展示文本。商品名已包含在 <see cref="DisplayText"/> 中，这里只展示金额和下单时间。
/// </summary>
public string ProductDescription
{
get
{
var amount = "¥ " + Amount.ToString("N2", CultureInfo.GetCultureInfo("zh-CN"));
var orderedAt = OrderedAt == default
? "下单时间未知"
: OrderedAt.ToString("yyyy-MM-dd HH:mm", CultureInfo.CurrentCulture);
return $"金额 {amount} · {orderedAt}";
}
}
/// <summary>
/// 订单详情展示文本。商品名已包含在 <see cref="DisplayText"/> 中，这里只展示金额和下单时间。
/// </summary>
public string ProductDescription
{
get
{
var amount = "¥ " + Amount.ToString("N2", CultureInfo.GetCultureInfo("zh-CN"));
var orderedAt = OrderedAt == default
? "下单时间未知"
: OrderedAt.ToString("yyyy-MM-dd HH:mm", CultureInfo.CurrentCulture);
return $"金额 {amount} · {orderedAt}";
}
}
/// <summary>
/// 从本地订单生成工单关联订单信息，统一商品名、缩略图、金额和下单时间的取值规则。
/// </summary>
public static TicketOrderOption FromWechatOrder(
oms_wei_order_info order,
string appId)
{
if (order == null)
return null;
/// <summary>
/// 从本地订单生成工单关联订单信息，统一商品名、缩略图、金额和下单时间的取值规则。
/// </summary>
public static TicketOrderOption FromWechatOrder(
oms_wei_order_info order,
string appId)
{
if (order == null)
return null;
var goodsName = string.Join(
"、",
(order.orderItems ?? Enumerable.Empty<oms_wei_order_item_info>())
.Select(item => item.title)
.Where(title => !string.IsNullOrWhiteSpace(title))
.Distinct());
if (goodsName.Length > 200)
goodsName = goodsName.Substring(0, 200) + "…";
var goodsName = string.Join(
"、",
(order.orderItems ?? Enumerable.Empty<oms_wei_order_item_info>())
.Select(item => item.title)
.Where(title => !string.IsNullOrWhiteSpace(title))
.Distinct());
if (goodsName.Length > 200)
goodsName = goodsName.Substring(0, 200) + "…";
return new TicketOrderOption
{
AppId = appId?.Trim(),
OrderId = order.order_id,
GoodsName = goodsName,
ImageUrl = (order.orderItems ?? Enumerable.Empty<oms_wei_order_item_info>())
.Select(item => item.thumb_img)
.FirstOrDefault(url => !string.IsNullOrWhiteSpace(url)),
Amount = (order.order_price ?? 0) / 100m,
OrderedAt = order.create_time > 0
? BaseClass.StampToDateTime(order.create_time)
: default
};
}
return new TicketOrderOption
{
AppId = appId?.Trim(),
OrderId = order.order_id,
GoodsName = goodsName,
ImageUrl = (order.orderItems ?? Enumerable.Empty<oms_wei_order_item_info>())
.Select(item => item.thumb_img)
.FirstOrDefault(url => !string.IsNullOrWhiteSpace(url)),
Amount = (order.order_price ?? 0) / 100m,
OrderedAt = order.create_time > 0
? BaseClass.StampToDateTime(order.create_time)
: default
};
}
/// <summary>
/// 当前工单的唯一订单键，由 APPID 和微信订单号共同组成。
/// </summary>
public string OrderKey => $"{AppId}|{OrderId}";
/// <summary>
/// 当前工单的唯一订单键，由 APPID 和微信订单号共同组成。
/// </summary>
public string OrderKey => $"{AppId}|{OrderId}";
}
/// <summary>History 点击加载历史；Realtime 仅使用推送和发送回执构建会话。</summary>
public enum TicketConversationMode
{
/// <summary>
/// 点击加载历史
/// </summary>
History,
/// <summary>
/// 仅使用推送和发送回执构建会话
/// </summary>
Realtime
}
OrderSupportTicket/Models/TicketRealtimeNotification.cs
+7 -2
View File
@@ -1,9 +1,10 @@
using Newtonsoft.Json;
using Newtonsoft.Json;
using OrderSupportTicket.Models.Api;
namespace OrderSupportTicket.Models;
/// <summary>
/// SSE 实时通知。通知只包含摘要定位信息，收到后需要重新查询对应工单。
/// SSE 实时通知。包含工单摘要与完整消息，可直接增量构建会话。
/// </summary>
public sealed class TicketRealtimeNotification
{
@@ -49,6 +50,10 @@ public sealed class TicketRealtimeNotification
////[JsonProperty("occurredAt")]
public string OccurredAt { get; set; }
public WorkOrderSummaryDto Ticket { get; set; }
public TicketMessageDto Message { get; set; }
/// <summary>
/// 是否要求客户端执行全量重新同步。
/// </summary>
OrderSupportTicket/Services/EventSourceTicketRealtimeService.cs
+2
View File
@@ -4,6 +4,7 @@ using Newtonsoft.Json;
using OrderSupportTicket.Models;
using OrderSupportTicket.Models.Api;
using System;
using System.Diagnostics;
using System.Linq;
using System.Net;
using System.Net.Http;
@@ -137,6 +138,7 @@ public sealed class EventSourceTicketRealtimeService
TicketRealtimeNotification notification;
try
{
Debug.WriteLine(data);
notification = JsonConvert.DeserializeObject<TicketRealtimeNotification>(data, TicketApiService.JsonSettings);
}
catch (JsonException)
OrderSupportTicket/Services/TicketApiService.cs
+3 -2
View File
@@ -5,6 +5,7 @@ using OrderSupportTicket.Models;
using OrderSupportTicket.Models.Api;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
@@ -128,7 +129,7 @@ public sealed class TicketApiService
Limit = limit,
Before = string.IsNullOrWhiteSpace(before) ? null : before
};
Debug.WriteLine($"{wechatOrderId}加载所有对话");
var path = ApiRoot
+ "/messages";
return await PostAsync<WorkOrderMessagesResponse>(path, request);
@@ -456,7 +457,7 @@ public sealed class TicketApiService
EnsureSuccessBody(html);
try
{
var result = JsonConvert.DeserializeObject<T>(html, JsonSettings);
var result = JsonConvert.DeserializeObject<T>(html, JsonSettings);
if (result == null)
throw new JsonSerializationException("接口响应为空。");
return result;
OrderSupportTicket/Services/TicketRealtimeMonitor.cs
+5 -1
View File
@@ -1,4 +1,4 @@
using OrderSupportTicket.Models;
using OrderSupportTicket.Models;
using System;
using System.Collections.Generic;
using System.Linq;
@@ -109,6 +109,10 @@ public sealed class TicketRealtimeMonitor : IDisposable
return;
}
if (!string.Equals(_optionsFingerprint, fingerprint, StringComparison.Ordinal))
{
_seenEventIds.Clear();
}
_options = options;
_optionsFingerprint = fingerprint;
}
OrderSupportTicket/ViewModels/ChatMessageViewModel.cs
+3
View File
@@ -153,6 +153,9 @@ public sealed class ChatMessageViewModel : BindableBaseEx
if (dto == null)
return;
SequenceNo = dto.SequenceNo;
SenderType = dto.SenderType;
SenderDisplayName = string.IsNullOrWhiteSpace(dto.SenderName)
? (IsCustomer ? "我" : "客服")
: dto.SenderName;
OrderSupportTicket/ViewModels/OrderSupportTicketViewModel.cs
+217 -58
View File
@@ -42,6 +42,7 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
private readonly AsyncDelegateCommand _sendMessageCommand;
private readonly AsyncDelegateCommand<PendingAttachmentViewModel> _removePendingAttachmentCommand;
private readonly AsyncDelegateCommand _loadEarlierMessagesCommand;
private readonly AsyncDelegateCommand _refreshMessagesCommand;
private readonly AsyncDelegateCommand _retryRealtimeCommand;
private readonly DelegateCommand<FrameworkElement> _addImagesCommand;
private readonly HashSet<string> _seenEventIds =
@@ -50,6 +51,12 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
new Dictionary<string, int>(StringComparer.Ordinal);
private Dictionary<string, WorkOrderListCacheItem> _savedWorkOrders =
new Dictionary<string, WorkOrderListCacheItem>(StringComparer.Ordinal);
// 按 APPID 和订单号隔离各工单消息，切换会话不丢失推送。
private readonly Dictionary<string, Dictionary<string, TicketMessageDto>> _conversationMessages =
new Dictionary<string, Dictionary<string, TicketMessageDto>>(StringComparer.Ordinal);
private readonly Dictionary<string, WorkOrderMessagesResponse> _conversationPages = new Dictionary<string, WorkOrderMessagesResponse>(StringComparer.Ordinal);
private readonly Dictionary<string, Task> _conversationLoads = new Dictionary<string, Task>(StringComparer.Ordinal);
private bool IsRealtimeConversation => _options?.ConversationMode == TicketConversationMode.Realtime;
private bool _hasSavedCache;
private TicketClientOptions _options;
private bool _configured;
@@ -114,6 +121,9 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
_loadEarlierMessagesCommand = new AsyncDelegateCommand(
LoadEarlierMessagesAsync,
() => !IsBusy && SelectedTicket != null && HasMoreMessages);
_refreshMessagesCommand = new AsyncDelegateCommand(
RefreshMessagesAsync,
() => _configured && !IsBusy && !IsLoadingMessages && !IsDraft && SelectedTicket != null);
_retryRealtimeCommand = new AsyncDelegateCommand(
RestartRealtimeAsync,
() => _configured);
@@ -198,6 +208,9 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
/// </summary>
public ICommand LoadEarlierMessagesCommand => _loadEarlierMessagesCommand;
/// <summary>强制重新获取当前工单消息，两种会话模式均不使用缓存代替请求。</summary>
public ICommand RefreshMessagesCommand => _refreshMessagesCommand;
/// <summary>
/// 手动重新连接 SSE 的命令。
/// </summary>
@@ -377,7 +390,11 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
public bool IsLoadingMessages
{
get => _isLoadingMessages;
private set => SetValue(ref _isLoadingMessages, value);
private set
{
if (SetValue(ref _isLoadingMessages, value))
_refreshMessagesCommand.RaiseCanExecuteChanged();
}
}
/// <summary>
@@ -865,6 +882,11 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
_initialized = false;
_pendingOpenKey = null;
_options = CloneOptions(options);
_conversationMessages.Clear();
_conversationPages.Clear();
_conversationLoads.Clear();
_seenEventIds.Clear();
_lastReadSequences.Clear();
HasNewData = false;
NewDataText = string.Empty;
@@ -943,6 +965,7 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
if (!_initialized || started)
{
// 会话模式不改变初始化列表和历史对话加载流程。
await RefreshAllWorkOrdersAsync(loadSelectedMessages: true);
_initialized = true;
}
@@ -1272,7 +1295,10 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
receipts);
if (result.Message != null)
AppendMessage(result.Message);
{
RememberMessage(ticket.Key, result.Message);
MergeMessages(new[] { result.Message });
}
ticket.ApplySendResult(result.Status, result.Version);
MoveTicketToTop(ticket);
TicketView.Refresh();
@@ -1337,6 +1363,36 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
}
}
private async Task RefreshMessagesAsync()
{
var ticket = SelectedTicket;
if (!_configured || IsBusy || IsLoadingMessages || IsDraft || ticket == null)
return;
var options = _options;
IsBusy = true;
IsLoadingMessages = true;
ClearNotice();
try
{
await FetchConversationAsync(ticket.AppId, ticket.WechatOrderId, force: true);
if (_disposed || !ReferenceEquals(options, _options)
|| IsDraft || SelectedTicket?.Key != ticket.Key)
return;
ShowCachedConversation(SelectedTicket);
await MarkReadBestEffortAsync(SelectedTicket);
}
catch (Exception ex)
{
SetNotice("刷新工单消息失败：" + DescribeException(ex), true);
}
finally
{
IsLoadingMessages = false;
IsBusy = false;
}
}
private async Task LoadEarlierMessagesAsync()
{
var ticket = SelectedTicket;
@@ -1352,6 +1408,9 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
ticket.WechatOrderId,
_nextBefore,
50);
foreach (var message in response.Items ?? new List<TicketMessageDto>())
RememberMessage(ticket.Key, message);
_conversationPages[ticket.Key] = response;
MergeMessages(response.Items ?? new List<TicketMessageDto>());
HasMoreMessages = response.HasMore;
_nextBefore = response.NextBefore;
@@ -1398,41 +1457,82 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
IsLoadingMessages = true;
try
{
var response = await _ticketService.GetMessagesAsync(
_options,
ticket.AppId,
ticket.WechatOrderId,
null,
50);
if (version != _selectionVersion
|| SelectedTicket == null
|| !string.Equals(ticket.Key, SelectedTicket.Key, StringComparison.Ordinal))
{
// 点击工单始终可读取历史，Realtime 模式复用已加载的会话。
if (!IsRealtimeConversation || !_conversationMessages.ContainsKey(ticket.Key))
await FetchConversationAsync(ticket.AppId, ticket.WechatOrderId, force: !IsRealtimeConversation);
if (version != _selectionVersion || SelectedTicket?.Key != ticket.Key || IsDraft)
return;
}
if (replace)
Messages.Clear();
MergeMessages(response.Items ?? new List<TicketMessageDto>());
HasMoreMessages = response.HasMore;
_nextBefore = response.NextBefore;
ShowCachedConversation(ticket);
await MarkReadBestEffortAsync(ticket);
MessageScrollVersion++;
}
catch (Exception ex)
{
if (replace)
Messages.Clear();
HasMoreMessages = false;
_nextBefore = null;
SetNotice(DescribeException(ex), true);
if (version == _selectionVersion)
{
if (replace) Messages.Clear();
HasMoreMessages = false;
_nextBefore = null;
SetNotice(DescribeException(ex), true);
}
}
finally
{
IsLoadingMessages = false;
if (version == _selectionVersion)
IsLoadingMessages = false;
}
}
private async Task FetchConversationAsync(string appId, string orderId, bool force = false)
{
var key = appId + "|" + orderId;
if (_conversationLoads.TryGetValue(key, out var loading))
{
await loading;
if (!force) return;
}
var task = FetchConversationCoreAsync(appId, orderId);
_conversationLoads[key] = task;
try { await task; }
finally
{
if (_conversationLoads.TryGetValue(key, out var current) && ReferenceEquals(current, task))
_conversationLoads.Remove(key);
}
}
private async Task FetchConversationCoreAsync(string appId, string orderId)
{
var options = _options;
var key = appId + "|" + orderId;
var before = _conversationMessages.TryGetValue(key, out var existing)
? new Dictionary<string, TicketMessageDto>(existing, StringComparer.Ordinal) : null;
var response = await _ticketService.GetMessagesAsync(options, appId, orderId, null, 50);
if (_disposed || !ReferenceEquals(options, _options)) return;
// 刷新历史期间收到的增量不能被较早的接口快照覆盖。
var addedDuringLoad = before != null && _conversationMessages.TryGetValue(key, out var latest)
? latest.Where(pair => !before.TryGetValue(pair.Key, out var old)
|| !ReferenceEquals(old, pair.Value)).Select(pair => pair.Value).ToList()
: new List<TicketMessageDto>();
// 只在历史请求成功后建立缓存；首次推送触发的历史已包含该消息，不再追加。
_conversationMessages[key] = new Dictionary<string, TicketMessageDto>(StringComparer.Ordinal);
foreach (var message in response.Items ?? new List<TicketMessageDto>())
RememberMessage(key, message);
foreach (var message in addedDuringLoad)
RememberMessage(key, message);
_conversationPages[key] = response;
}
private void ShowCachedConversation(WorkOrderSummaryViewModel ticket)
{
Messages.Clear();
if (_conversationMessages.TryGetValue(ticket.Key, out var cached))
MergeMessages(cached.Values);
_conversationPages.TryGetValue(ticket.Key, out var page);
HasMoreMessages = page?.HasMore ?? false;
_nextBefore = page?.NextBefore;
MessageScrollVersion++;
}
private async Task RefreshAllWorkOrdersAsync(
bool loadSelectedMessages,
string preferredKey = null)
@@ -1471,8 +1571,8 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
var hasNewMessage = HasNewMessage(dto);
if (existing.TryGetValue(key, out var item))
{
if (!item.TryApply(dto))
continue;
// 查询期间可能先收到更新的 SSE，保留较新摘要，不能丢掉该工单。
item.TryApply(dto);
}
else
{
@@ -1498,7 +1598,15 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
SaveWorkOrderList();
if (loadSelectedMessages && SelectedTicket != null && !IsDraft)
await LoadMessagesAsync(SelectedTicket, replace: true);
{
var selected = SelectedTicket;
await FetchConversationAsync(selected.AppId, selected.WechatOrderId, force: true);
if (!IsDraft && SelectedTicket?.Key == selected.Key)
{
ShowCachedConversation(selected);
await MarkReadBestEffortAsync(selected);
}
}
}
catch (Exception ex)
{
@@ -1579,26 +1687,6 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
Messages.Add(message);
}
private void AppendMessage(TicketMessageDto dto)
{
if (dto == null)
return;
var id = string.IsNullOrWhiteSpace(dto.MessageId)
? "sequence:" + dto.SequenceNo
: dto.MessageId;
if (Messages.Any(m => string.Equals(m.MessageId, id, StringComparison.Ordinal)))
return;
var incoming = new ChatMessageViewModel(dto);
var index = 0;
while (index < Messages.Count
&& Messages[index].SequenceNo <= incoming.SequenceNo)
{
index++;
}
Messages.Insert(index, incoming);
}
private async Task MarkReadBestEffortAsync(WorkOrderSummaryViewModel ticket)
{
if (!_isWindowActive || ticket == null)
@@ -1680,21 +1768,33 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
try
{
if (notification.IsResyncRequired)
if (notification.IsResyncRequired
|| string.Equals(notification.Type, "relay.ticket.created", StringComparison.OrdinalIgnoreCase))
{
await RefreshAllWorkOrdersAsync(
loadSelectedMessages: SelectedTicket != null && !IsDraft);
// 刷新后仍恢复当前工单，不能自动切换到新工单。
await RefreshAllWorkOrdersAsync(loadSelectedMessages: true);
var created = FindTicket(notification.AppId + "|" + notification.WechatOrderId);
if (created != null && !notification.IsResyncRequired) MoveTicketToTop(created);
return;
}
if (string.IsNullOrWhiteSpace(notification.AppId)
|| string.IsNullOrWhiteSpace(notification.WechatOrderId))
|| string.IsNullOrWhiteSpace(notification.WechatOrderId)
|| !_options.AppIds.Contains(notification.AppId)) return;
if (IsRealtimeConversation)
await ApplyRealtimeNotificationAsync(notification);
else
{
return;
// History 保持原有查询摘要、刷新当前对话的流程。
var ticket = FindTicket(notification.AppId + "|" + notification.WechatOrderId);
var unreadCount = (ticket?.UnreadCount ?? 0) + 1;
ticket?.EnsureUnreadCount(unreadCount);
await RefreshSingleWorkOrderAsync(notification.AppId, notification.WechatOrderId);
ticket = FindTicket(notification.AppId + "|" + notification.WechatOrderId);
if (ticket != null && (SelectedTicket?.Key != ticket.Key || !_isWindowActive))
ticket.EnsureUnreadCount(unreadCount);
SaveWorkOrderList();
}
await RefreshSingleWorkOrderAsync(
notification.AppId,
notification.WechatOrderId);
}
catch (Exception ex)
{
@@ -1702,6 +1802,64 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
}
}
private void RememberMessage(string key, TicketMessageDto message, bool preserveExisting = false)
{
if (message == null)
return;
if (!_conversationMessages.TryGetValue(key, out var messages))
_conversationMessages[key] = messages = new Dictionary<string, TicketMessageDto>(StringComparer.Ordinal);
var id = string.IsNullOrWhiteSpace(message.MessageId)
? "sequence:" + message.SequenceNo : message.MessageId;
if (!preserveExisting || !messages.ContainsKey(id))
messages[id] = message;
}
private async Task ApplyRealtimeNotificationAsync(TicketRealtimeNotification notification)
{
var key = notification.AppId + "|" + notification.WechatOrderId;
var ticket = FindTicket(key);
// 未加载过会话：获取历史，推送消息不再额外插入。
if (!_conversationMessages.TryGetValue(key, out var cached))
{
await FetchConversationAsync(notification.AppId, notification.WechatOrderId);
ticket?.MarkHasNewMessage();
if (!IsDraft && SelectedTicket?.Key == key)
{
ShowCachedConversation(SelectedTicket);
await MarkReadBestEffortAsync(SelectedTicket);
}
SaveWorkOrderList();
return;
}
var message = notification.Message;
if (message == null) return;
var id = string.IsNullOrWhiteSpace(message.MessageId) ? "sequence:" + message.SequenceNo : message.MessageId;
var isNew = !cached.ContainsKey(id);
RememberMessage(key, message);
if (notification.Ticket != null && ticket != null)
{
var dto = notification.Ticket;
dto.AppId = notification.AppId;
dto.WechatOrderId = notification.WechatOrderId;
dto.Version = dto.Version ?? notification.Version;
dto.LastMessageAt = message.CreatedAt;
dto.LastSenderType = message.SenderType;
dto.UnreadCount = ticket.UnreadCount;
ticket.TryApply(dto);
}
if (isNew) ticket?.IncrementUnreadCount();
if (!IsDraft && SelectedTicket?.Key == key)
{
var existing = Messages.FirstOrDefault(m => m.MessageId == id);
if (existing != null) existing.UpdateFrom(message);
else Messages.Add(new ChatMessageViewModel(message));
MessageScrollVersion++;
await MarkReadBestEffortAsync(SelectedTicket);
}
TicketView.Refresh();
SaveWorkOrderList();
}
private void OnRealtimeStateChanged(
object sender,
TicketRealtimeStateChangedEventArgs args)
@@ -1801,6 +1959,7 @@ public sealed class OrderSupportTicketViewModel : BindableBaseEx, IDialogAware,
private void RaiseLoadEarlierCanExecuteChanged()
{
_loadEarlierMessagesCommand.RaiseCanExecuteChanged();
_refreshMessagesCommand.RaiseCanExecuteChanged();
}
private void SetNotice(string text, bool isError)
OrderSupportTicket/ViewModels/WorkOrderSummaryViewModel.cs
+15 -1
View File
@@ -1,4 +1,4 @@
using AllBase.Helper;
using AllBase.Helper;
using OrderSupportTicket.Models.Api;
using OrderSupportTicket.Services;
using System;
@@ -296,6 +296,8 @@ public sealed class WorkOrderSummaryViewModel : BindableBaseEx
public void ApplySendResult(string status, string version)
{
if (!IsAtLeastCurrentVersion(version))
return;
if (!string.IsNullOrWhiteSpace(status))
{
Status = status;
@@ -309,6 +311,18 @@ public sealed class WorkOrderSummaryViewModel : BindableBaseEx
HasNewMessage = false;
}
public void EnsureUnreadCount(int count)
{
UnreadCount = Math.Max(UnreadCount, count);
if (UnreadCount > 0) HasNewMessage = true;
}
public void IncrementUnreadCount()
{
UnreadCount++;
HasNewMessage = true;
}
public void MarkRead()
{
UnreadCount = 0;
OrderSupportTicket/Views/OrderSupportTicketView.xaml.cs
+2 -1
View File
@@ -1,4 +1,4 @@
using OrderSupportTicket.Models;
using OrderSupportTicket.Models;
using OrderSupportTicket.Services;
using OrderSupportTicket.ViewModels;
using System;
@@ -39,6 +39,7 @@ public partial class OrderSupportTicketView : UserControl
return new TicketClientOptions
{
UserName = userName,
ConversationMode = configured.ConversationMode,
AppIds = appIds,
Orders =
[
OrderSupportTicket/Views/TicketConversationView.xaml
+18 -1
View File
@@ -1,4 +1,4 @@
<UserControl
<UserControl
x:Class="OrderSupportTicket.Views.TicketConversationView"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
@@ -31,6 +31,7 @@
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<StackPanel>
<StackPanel Orientation="Horizontal">
@@ -76,6 +77,22 @@
</Style>
</Button.Style>
</Button>
<Button
Grid.Column="2"
Width="32"
Height="32"
Margin="8,0,0,0"
Padding="5"
VerticalAlignment="Top"
AutomationProperties.Name="刷新当前工单消息"
Command="{Binding RefreshMessagesCommand}"
Style="{StaticResource IconButtonStyle}"
ToolTip="刷新当前工单消息">
<TextBlock
FontSize="18"
Style="{StaticResource TextBlockIcon}"
Text="{StaticResource txt-arrow_clockwise}" />
</Button>
</Grid>
</Border>
<Grid Grid.Row="1">