新增MES模块，包含供应商、客户、车辆和地磅数据记录管理功能，支持免密接口和数据同步。更新相关控制器、实体、服务和数据库配置，优化权限管理和数据字典支持，确保系统的灵活性和可扩展性。

yy-admin-master/YY.Admin.Services/Service/Supplier/SupplierSyncCoordinator.cs

@@ -0,0 +1,87 @@
+using Prism.Events;
+using System.Text.Json;
+using YY.Admin.Core;
+using YY.Admin.Core.Events;
+using YY.Admin.Core.Services;
+
+namespace YY.Admin.Services.Service.Supplier;
+
+public class SupplierSyncCoordinator : ISingletonDependency
+{
+    private readonly IEventAggregator _eventAggregator;
+    private readonly ISupplierService _supplierService;
+    private readonly ILoggerService _logger;
+
+    public SupplierSyncCoordinator(
+        IEventAggregator eventAggregator,
+        ISupplierService supplierService,
+        ILoggerService logger)
+    {
+        _eventAggregator = eventAggregator;
+        _supplierService = supplierService;
+        _logger = logger;
+        _eventAggregator.GetEvent<RemoteCommandReceivedEvent>()
+            .Subscribe(OnRemoteCommand, ThreadOption.BackgroundThread);
+        _eventAggregator.GetEvent<NetworkStatusChangedEvent>()
+            .Subscribe(OnNetworkStatusChanged, ThreadOption.BackgroundThread);
+    }
+
+    private async void OnNetworkStatusChanged(NetworkStatusChangedPayload payload)
+    {
+        if (!payload.IsOnline) return;
+
+        // 先推送本地 pending 改动到后端，再通知 UI 刷新列表
+        PushPendingResult result;
+        try
+        {
+            result = await _supplierService.PushPendingOnReconnectAsync();
+        }
+        catch (Exception ex)
+        {
+            _logger.Warning($"[供应商同步] 重连推送异常：{ex.Message}");
+            result = new PushPendingResult(0, 0, 0);
+        }
+
+        // 通知列表刷新
+        _eventAggregator.GetEvent<SupplierChangedEvent>()
+            .Publish(new SupplierChangedPayload { Action = "reconnect" });
+
+        // 若有推送结果，通知 UI 显示摘要
+        bool hasActivity = result.PushedCount > 0
+            || result.ConflictCount > 0
+            || result.NewRecordsPushed > 0;
+        if (hasActivity)
+        {
+            _eventAggregator.GetEvent<SyncConflictEvent>().Publish(new SyncConflictPayload
+            {
+                EntityName = "供应商",
+                PushedCount = result.PushedCount,
+                ConflictCount = result.ConflictCount,
+                NewRecordsPushed = result.NewRecordsPushed
+            });
+        }
+    }
+
+    private void OnRemoteCommand(RemoteCommandPayload payload)
+    {
+        try
+        {
+            var json = payload.CommandJson ?? string.Empty;
+            if (string.IsNullOrWhiteSpace(json)) return;
+            using var doc = JsonDocument.Parse(json);
+            if (!doc.RootElement.TryGetProperty("cmd", out var cmdEl)) return;
+            if (!cmdEl.GetString().Equals("MES_SUPPLIER_CHANGED", StringComparison.OrdinalIgnoreCase)) return;
+            doc.RootElement.TryGetProperty("action", out var actionEl);
+            doc.RootElement.TryGetProperty("supplierId", out var idEl);
+            _eventAggregator.GetEvent<SupplierChangedEvent>().Publish(new SupplierChangedPayload
+            {
+                Action = actionEl.GetString() ?? string.Empty,
+                SupplierId = idEl.ValueKind == JsonValueKind.String ? idEl.GetString() : null
+            });
+        }
+        catch (Exception ex)
+        {
+            _logger.Warning($"[供应商推送] 处理失败：{ex.Message}");
+        }
+    }
+}