84 lines
3.1 KiB
C#
84 lines
3.1 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.Dict;
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public class DictSyncCoordinator : ISingletonDependency
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{
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private readonly IEventAggregator _eventAggregator;
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private readonly IJeecgDictSyncService _dictSyncService;
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private readonly ILoggerService _logger;
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public DictSyncCoordinator(
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IEventAggregator eventAggregator,
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IJeecgDictSyncService dictSyncService,
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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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_dictSyncService = dictSyncService;
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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("数据字典", () => SyncAndPublishAsync("poll", null));
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_logger.Information("[数据字典] DictSyncCoordinator 已启动");
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_ = Task.Run(() => SyncAndPublishAsync("startup", null));
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}
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private void OnNetworkStatusChanged(NetworkStatusChangedPayload payload)
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{
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if (!payload.IsOnline) return;
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_logger.Information("[数据字典] 网络恢复，触发补偿刷新");
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_ = Task.Run(() => SyncAndPublishAsync("reconnect", null));
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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("SYS_DICT_CHANGED", StringComparison.OrdinalIgnoreCase)) return;
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doc.RootElement.TryGetProperty("action", out var actionEl);
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doc.RootElement.TryGetProperty("dictId", out var idEl);
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var action = actionEl.GetString() ?? string.Empty;
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var dictId = idEl.ValueKind == JsonValueKind.String ? idEl.GetString() : null;
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_logger.Information($"[数据字典] 收到变更信号 action={action}");
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_ = Task.Run(() => SyncAndPublishAsync(action, dictId));
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}
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catch (Exception ex)
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{
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_logger.Warning($"[数据字典] 处理STOMP命令失败：{ex.Message}");
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}
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}
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private async Task SyncAndPublishAsync(string action, string? dictId)
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{
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try
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{
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var count = await _dictSyncService.SyncFromJeecgAsync().ConfigureAwait(false);
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if (count > 0)
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_logger.Information($"[数据字典] 同步完成，共处理 {count} 条");
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_eventAggregator.GetEvent<DictChangedEvent>()
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.Publish(new DictChangedPayload { Action = action, DictId = dictId });
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}
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catch (Exception ex)
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{
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_logger.Warning($"[数据字典] 同步失败：{ex.Message}");
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}
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}
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}
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