96 lines
3.4 KiB
C#
96 lines
3.4 KiB
C#
using Prism.Events;
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using System.Text.Json;
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using YY.Admin.Core;
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using YY.Admin.Core.Events;
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using YY.Admin.Core.Services;
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namespace YY.Admin.Services.Service.Supplier;
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public class SupplierSyncCoordinator : ISingletonDependency
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{
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private readonly IEventAggregator _eventAggregator;
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private readonly ISupplierService _supplierService;
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private readonly ILoggerService _logger;
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public SupplierSyncCoordinator(
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IEventAggregator eventAggregator,
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ISupplierService supplierService,
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SyncPollManager pollManager,
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ILoggerService logger)
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{
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_eventAggregator = eventAggregator;
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_supplierService = supplierService;
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_logger = logger;
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_eventAggregator.GetEvent<RemoteCommandReceivedEvent>()
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.Subscribe(OnRemoteCommand, ThreadOption.BackgroundThread);
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_eventAggregator.GetEvent<NetworkStatusChangedEvent>()
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.Subscribe(OnNetworkStatusChanged, ThreadOption.BackgroundThread);
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pollManager.Register("供应商", () =>
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{
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_eventAggregator.GetEvent<SupplierChangedEvent>()
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.Publish(new SupplierChangedPayload { Action = "poll" });
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return Task.CompletedTask;
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});
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}
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private async void OnNetworkStatusChanged(NetworkStatusChangedPayload payload)
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{
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if (!payload.IsOnline) return;
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// 先推送本地 pending 改动到后端，再通知 UI 刷新列表
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PushPendingResult result;
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try
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{
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result = await _supplierService.PushPendingOnReconnectAsync();
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}
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catch (Exception ex)
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{
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_logger.Warning($"[供应商同步] 重连推送异常：{ex.Message}");
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result = new PushPendingResult(0, 0, 0);
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}
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// 通知列表刷新
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_eventAggregator.GetEvent<SupplierChangedEvent>()
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.Publish(new SupplierChangedPayload { Action = "reconnect" });
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// 若有推送结果，通知 UI 显示摘要
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bool hasActivity = result.PushedCount > 0
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|| result.ConflictCount > 0
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|| result.NewRecordsPushed > 0;
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if (hasActivity)
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{
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_eventAggregator.GetEvent<SyncConflictEvent>().Publish(new SyncConflictPayload
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{
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EntityName = "供应商",
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PushedCount = result.PushedCount,
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ConflictCount = result.ConflictCount,
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NewRecordsPushed = result.NewRecordsPushed
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});
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}
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}
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private void OnRemoteCommand(RemoteCommandPayload payload)
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{
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try
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{
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var json = payload.CommandJson ?? string.Empty;
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if (string.IsNullOrWhiteSpace(json)) return;
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using var doc = JsonDocument.Parse(json);
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if (!doc.RootElement.TryGetProperty("cmd", out var cmdEl)) return;
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if (!cmdEl.GetString().Equals("MES_SUPPLIER_CHANGED", StringComparison.OrdinalIgnoreCase)) return;
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doc.RootElement.TryGetProperty("action", out var actionEl);
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doc.RootElement.TryGetProperty("supplierId", out var idEl);
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_eventAggregator.GetEvent<SupplierChangedEvent>().Publish(new SupplierChangedPayload
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{
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Action = actionEl.GetString() ?? string.Empty,
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SupplierId = idEl.ValueKind == JsonValueKind.String ? idEl.GetString() : null
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});
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}
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catch (Exception ex)
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{
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_logger.Warning($"[供应商推送] 处理失败：{ex.Message}");
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}
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}
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}
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