985 lines
38 KiB
C#
985 lines
38 KiB
C#
using Microsoft.Extensions.Configuration;
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using System.Net.Http;
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using System.IO;
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using System.Text;
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using System.Text.Json;
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using System.Text.Json.Serialization;
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using System.Web;
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using Prism.Events;
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using YY.Admin.Core;
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using YY.Admin.Core.Entity;
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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.Vehicle;
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public class VehicleService : IVehicleService, ISingletonDependency
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{
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private readonly IHttpClientFactory _httpClientFactory;
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private readonly IConfiguration _configuration;
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private readonly INetworkMonitor _networkMonitor;
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private readonly IEventAggregator _eventAggregator;
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private readonly ILoggerService _logger;
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private readonly SemaphoreSlim _syncLock = new(1, 1);
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private readonly object _cacheLock = new();
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private readonly string _pendingOpsFilePath;
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private readonly string _cacheFilePath;
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private List<VehiclePendingOperation> _pendingOps = new();
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private List<MesXslVehicle> _localCache = new();
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private static readonly JsonSerializerOptions _jsonOpts = new()
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{
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PropertyNameCaseInsensitive = true,
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PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
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Converters =
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{
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new NullableDateTimeJsonConverter()
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}
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};
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public VehicleService(
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IHttpClientFactory httpClientFactory,
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IConfiguration configuration,
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INetworkMonitor networkMonitor,
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IEventAggregator eventAggregator,
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ILoggerService logger)
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{
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_httpClientFactory = httpClientFactory;
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_configuration = configuration;
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_networkMonitor = networkMonitor;
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_eventAggregator = eventAggregator;
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_logger = logger;
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var appDataDir = Path.Combine(
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Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
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"YY.Admin",
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"sync-cache");
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Directory.CreateDirectory(appDataDir);
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_pendingOpsFilePath = Path.Combine(appDataDir, "vehicle-pending-ops.json");
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_cacheFilePath = Path.Combine(appDataDir, "vehicle-cache.json");
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LoadPendingOpsFromDisk();
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LoadCacheFromDisk();
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_logger.Information($"[车辆同步] 服务初始化完成，缓存目录={appDataDir}, 本地缓存={_localCache.Count}, 待上传={_pendingOps.Count}, 在线={_networkMonitor.IsOnline}");
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_networkMonitor.StatusChanged += OnNetworkStatusChanged;
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if (_networkMonitor.IsOnline)
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{
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_ = Task.Run(() => SyncAfterReconnectAsync(CancellationToken.None));
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}
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}
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private const int MaxPendingRetries = 5;
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private string BaseUrl => (_configuration.GetValue<string>("JeecgIntegration:BaseUrl") ?? "http://localhost:8080/jeecg-boot").TrimEnd('/');
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private int DefaultTenantId => (int?)_configuration.GetValue<long?>("JeecgIntegration:DefaultTenantId") ?? 1002;
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private HttpClient CreateClient()
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{
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var client = _httpClientFactory.CreateClient("JeecgApi");
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return client;
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}
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public async Task<VehiclePageResult> PageAsync(int pageNo, int pageSize, string? plateNumber = null, string? vehicleBelong = null, string? status = null, CancellationToken ct = default)
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{
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List<MesXslVehicle>? source = null;
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_logger.Information($"[车辆列表] 请求分页 pageNo={pageNo}, pageSize={pageSize}, plate={plateNumber}, belong={vehicleBelong}, status={status}, online={_networkMonitor.IsOnline}");
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if (_networkMonitor.IsOnline)
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{
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try
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{
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source = await FetchRemoteListAsync(ct).ConfigureAwait(false);
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lock (_cacheLock)
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{
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_localCache = source.Select(CloneVehicle).ToList();
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SaveCacheToDiskUnsafe();
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}
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_logger.Information($"[车辆列表] 远端拉取成功，记录数={source.Count}，已刷新本地缓存");
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}
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catch (Exception ex)
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{
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source = null;
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_logger.Warning($"[车辆列表] 远端拉取失败，回退本地缓存：{ex.Message}");
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}
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}
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lock (_cacheLock)
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{
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source ??= _localCache.Select(CloneVehicle).ToList();
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source = ApplyPendingOpsSnapshotUnsafe(source);
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}
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var filtered = ApplyFilters(source, plateNumber, vehicleBelong, status);
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var total = filtered.Count;
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var pageRecords = filtered
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.Skip(Math.Max(0, (pageNo - 1) * pageSize))
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.Take(pageSize)
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.ToList();
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_logger.Information($"[车辆列表] 返回记录 total={total}, pageRecords={pageRecords.Count}, pending={_pendingOps.Count}");
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return new VehiclePageResult(pageRecords, total, pageNo, pageSize);
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}
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public async Task<MesXslVehicle?> GetByIdAsync(string id, CancellationToken ct = default)
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{
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_logger.Information($"[车辆详情] 查询 id={id}, online={_networkMonitor.IsOnline}");
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if (_networkMonitor.IsOnline)
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{
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try
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{
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var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/queryById?id={Uri.EscapeDataString(id)}&tenantId={DefaultTenantId}";
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using var client = CreateClient();
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var resp = await client.GetAsync(url, ct).ConfigureAwait(false);
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if (!resp.IsSuccessStatusCode) return null;
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var json = await resp.Content.ReadAsStringAsync(ct).ConfigureAwait(false);
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using var doc = JsonDocument.Parse(json);
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if (!doc.RootElement.TryGetProperty("result", out var resultEl)) return null;
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var result = resultEl.Deserialize<MesXslVehicle>(_jsonOpts);
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_logger.Information($"[车辆详情] 远端查询成功 id={id}, found={result != null}");
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return result;
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}
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catch (Exception ex)
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{
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_logger.Warning($"[车辆详情] 远端查询异常，回退本地缓存 id={id}, err={ex.Message}");
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}
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}
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lock (_cacheLock)
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{
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return _localCache.FirstOrDefault(v => string.Equals(v.Id, id, StringComparison.OrdinalIgnoreCase)) is { } found
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? CloneVehicle(found)
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: null;
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}
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}
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public async Task<bool> AddAsync(MesXslVehicle vehicle, CancellationToken ct = default)
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{
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if (!vehicle.TenantId.HasValue || vehicle.TenantId.Value <= 0)
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{
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vehicle.TenantId = DefaultTenantId;
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}
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var local = CloneVehicle(vehicle);
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if (string.IsNullOrWhiteSpace(local.Id))
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{
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local.Id = $"local-{Guid.NewGuid():N}";
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}
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if (_networkMonitor.IsOnline)
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{
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try
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{
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_logger.Information($"[车辆新增] 尝试远端新增 id={local.Id}, plate={local.PlateNumber}");
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var ok = await RemoteAddAsync(local, ct).ConfigureAwait(false);
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if (ok)
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{
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UpsertLocalCache(local);
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_logger.Information($"[车辆新增] 远端新增成功 id={local.Id}");
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return true;
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}
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_logger.Warning($"[车辆新增] 远端新增返回失败 id={local.Id}");
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return false;
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}
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catch (Exception ex)
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{
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_logger.Warning($"[车辆新增] 远端新增异常，转离线入队 id={local.Id}, err={ex.Message}");
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}
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}
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EnqueuePendingOperation(new VehiclePendingOperation
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{
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OpType = VehicleOperationType.Add,
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VehicleId = local.Id,
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Vehicle = local,
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CreatedAt = DateTime.UtcNow
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});
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UpsertLocalCache(local);
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_logger.Information($"[车辆新增] 已离线入队 id={local.Id}, pending={_pendingOps.Count}");
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return true;
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}
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public async Task<bool> EditAsync(MesXslVehicle vehicle, CancellationToken ct = default)
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{
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if (!vehicle.TenantId.HasValue || vehicle.TenantId.Value <= 0)
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{
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vehicle.TenantId = DefaultTenantId;
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}
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var local = CloneVehicle(vehicle);
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if (_networkMonitor.IsOnline)
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{
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try
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{
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_logger.Information($"[车辆修改] 尝试远端修改 id={local.Id}, plate={local.PlateNumber}");
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var (ok, _) = await RemoteEditAsync(local, ct).ConfigureAwait(false);
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if (ok)
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{
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UpsertLocalCache(local);
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_logger.Information($"[车辆修改] 远端修改成功 id={local.Id}");
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return true;
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}
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_logger.Warning($"[车辆修改] 远端修改返回失败 id={local.Id}");
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return false;
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}
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catch (Exception ex)
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{
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_logger.Warning($"[车辆修改] 远端修改异常，转离线入队 id={local.Id}, err={ex.Message}");
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}
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}
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EnqueuePendingOperation(new VehiclePendingOperation
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{
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OpType = VehicleOperationType.Edit,
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VehicleId = local.Id,
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Vehicle = local,
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AnchorUpdateTime = local.UpdateTime,
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CreatedAt = DateTime.UtcNow
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});
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UpsertLocalCache(local);
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_logger.Information($"[车辆修改] 已离线入队 id={local.Id}, pending={_pendingOps.Count}");
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return true;
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}
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public async Task<bool> DeleteAsync(string id, CancellationToken ct = default)
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{
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if (_networkMonitor.IsOnline)
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{
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try
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{
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_logger.Information($"[车辆删除] 尝试远端删除 id={id}");
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var ok = await RemoteDeleteAsync(id, ct).ConfigureAwait(false);
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if (ok)
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{
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RemoveFromLocalCache(id);
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_logger.Information($"[车辆删除] 远端删除成功 id={id}");
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return true;
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}
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_logger.Warning($"[车辆删除] 远端删除返回失败 id={id}");
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return false;
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}
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catch (Exception ex)
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{
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_logger.Warning($"[车辆删除] 远端删除异常，转离线入队 id={id}, err={ex.Message}");
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}
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}
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DateTime? anchor;
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lock (_cacheLock)
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{
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anchor = _localCache.FirstOrDefault(v => string.Equals(v.Id, id, StringComparison.OrdinalIgnoreCase))?.UpdateTime;
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}
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EnqueuePendingOperation(new VehiclePendingOperation
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{
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OpType = VehicleOperationType.Delete,
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VehicleId = id,
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AnchorUpdateTime = anchor,
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CreatedAt = DateTime.UtcNow
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});
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RemoveFromLocalCache(id);
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_logger.Information($"[车辆删除] 已离线入队 id={id}, pending={_pendingOps.Count}");
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return true;
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}
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public async Task<bool> DeleteBatchAsync(string ids, CancellationToken ct = default)
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{
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var idList = ids.Split(',', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
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var allSuccess = true;
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foreach (var id in idList)
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{
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var ok = await DeleteAsync(id, ct).ConfigureAwait(false);
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allSuccess &= ok;
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}
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return allSuccess;
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}
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public async Task<bool> UpdateStatusAsync(string id, string status, CancellationToken ct = default)
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{
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if (_networkMonitor.IsOnline)
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{
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try
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{
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_logger.Information($"[车辆状态] 尝试远端更新 id={id}, status={status}");
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var ok = await RemoteUpdateStatusAsync(id, status, ct).ConfigureAwait(false);
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if (ok)
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{
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UpdateLocalStatus(id, status);
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_logger.Information($"[车辆状态] 远端更新成功 id={id}, status={status}");
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return true;
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}
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_logger.Warning($"[车辆状态] 远端更新返回失败 id={id}, status={status}");
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return false;
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}
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catch (Exception ex)
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{
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_logger.Warning($"[车辆状态] 远端更新异常，转离线入队 id={id}, status={status}, err={ex.Message}");
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}
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}
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DateTime? anchor;
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lock (_cacheLock)
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{
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anchor = _localCache.FirstOrDefault(v => string.Equals(v.Id, id, StringComparison.OrdinalIgnoreCase))?.UpdateTime;
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}
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EnqueuePendingOperation(new VehiclePendingOperation
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{
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OpType = VehicleOperationType.UpdateStatus,
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VehicleId = id,
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Status = status,
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AnchorUpdateTime = anchor,
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CreatedAt = DateTime.UtcNow
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});
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UpdateLocalStatus(id, status);
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_logger.Information($"[车辆状态] 已离线入队 id={id}, status={status}, pending={_pendingOps.Count}");
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return true;
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}
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private async Task<List<MesXslVehicle>> FetchRemoteListAsync(CancellationToken ct)
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{
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var query = HttpUtility.ParseQueryString(string.Empty);
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query["pageNo"] = "1";
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query["pageSize"] = "10000";
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query["tenantId"] = DefaultTenantId.ToString();
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var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/list?{query}";
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using var client = CreateClient();
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_logger.Information($"[车辆远端] GET {url}");
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var resp = await client.GetAsync(url, ct).ConfigureAwait(false);
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resp.EnsureSuccessStatusCode();
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var json = await resp.Content.ReadAsStringAsync(ct).ConfigureAwait(false);
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using var doc = JsonDocument.Parse(json);
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var result = doc.RootElement.GetProperty("result");
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var records = result.GetProperty("records").Deserialize<List<MesXslVehicle>>(_jsonOpts) ?? new();
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_logger.Information($"[车辆远端] 列表拉取成功 count={records.Count}");
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return records;
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}
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private async Task<bool> RemoteAddAsync(MesXslVehicle vehicle, CancellationToken ct)
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{
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var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/add?tenantId={DefaultTenantId}";
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var payload = CloneVehicle(vehicle);
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// 离线本地临时ID不能直接入后端主键，需置空让Jeecg自动生成雪花ID
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if (IsLocalTempId(payload.Id))
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{
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_logger.Information($"[车辆远端] 新增检测到本地临时ID，自动清空 id={payload.Id}");
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payload.Id = null;
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}
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return await PostJsonAsync(url, payload, ct).ConfigureAwait(false);
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}
|
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private async Task<(bool Ok, bool IsVersionConflict)> RemoteEditAsync(MesXslVehicle vehicle, CancellationToken ct)
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{
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var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/edit?tenantId={DefaultTenantId}";
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return await PostJsonCheckVersionAsync(url, vehicle, ct).ConfigureAwait(false);
|
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}
|
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private async Task<bool> RemoteDeleteAsync(string id, CancellationToken ct)
|
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{
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var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/delete?id={Uri.EscapeDataString(id)}&tenantId={DefaultTenantId}";
|
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using var client = CreateClient();
|
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_logger.Information($"[车辆远端] DELETE {url}");
|
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var resp = await client.DeleteAsync(url, ct).ConfigureAwait(false);
|
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return resp.IsSuccessStatusCode && await IsSuccessResultAsync(resp, ct).ConfigureAwait(false);
|
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}
|
||
|
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private async Task<bool> RemoteUpdateStatusAsync(string id, string status, CancellationToken ct)
|
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{
|
||
var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/updateStatus?id={Uri.EscapeDataString(id)}&status={Uri.EscapeDataString(status)}&tenantId={DefaultTenantId}";
|
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using var client = CreateClient();
|
||
_logger.Information($"[车辆远端] POST {url}");
|
||
var resp = await client.PostAsync(url, null, ct).ConfigureAwait(false);
|
||
return resp.IsSuccessStatusCode && await IsSuccessResultAsync(resp, ct).ConfigureAwait(false);
|
||
}
|
||
|
||
private async Task<bool> PostJsonAsync(string url, object body, CancellationToken ct)
|
||
{
|
||
var content = new StringContent(JsonSerializer.Serialize(body, _jsonOpts), Encoding.UTF8, "application/json");
|
||
using var client = CreateClient();
|
||
_logger.Information($"[车辆远端] POST {url}, bodyType={body.GetType().Name}");
|
||
var resp = await client.PostAsync(url, content, ct).ConfigureAwait(false);
|
||
var ok = resp.IsSuccessStatusCode && await IsSuccessResultAsync(resp, ct).ConfigureAwait(false);
|
||
_logger.Information($"[车辆远端] POST完成 url={url}, status={(int)resp.StatusCode}, ok={ok}");
|
||
return ok;
|
||
}
|
||
|
||
private async Task<(bool Ok, bool IsVersionConflict)> PostJsonCheckVersionAsync(string url, object body, CancellationToken ct)
|
||
{
|
||
var content = new StringContent(JsonSerializer.Serialize(body, _jsonOpts), Encoding.UTF8, "application/json");
|
||
using var client = CreateClient();
|
||
_logger.Information($"[车辆远端] POST {url}, bodyType={body.GetType().Name}");
|
||
var resp = await client.PostAsync(url, content, ct).ConfigureAwait(false);
|
||
if (!resp.IsSuccessStatusCode)
|
||
return (false, false);
|
||
try
|
||
{
|
||
var json = await resp.Content.ReadAsStringAsync(ct).ConfigureAwait(false);
|
||
using var doc = JsonDocument.Parse(json);
|
||
int code = 200;
|
||
if (doc.RootElement.TryGetProperty("code", out var codeEl))
|
||
code = codeEl.GetInt32();
|
||
if (code == 200)
|
||
return (true, false);
|
||
if (doc.RootElement.TryGetProperty("message", out var msgEl))
|
||
{
|
||
var msg = msgEl.GetString() ?? "";
|
||
if (msg.Contains("已被他人修改"))
|
||
return (false, true);
|
||
}
|
||
return (false, false);
|
||
}
|
||
catch
|
||
{
|
||
return (true, false);
|
||
}
|
||
}
|
||
|
||
private static async Task<bool> IsSuccessResultAsync(HttpResponseMessage resp, CancellationToken ct)
|
||
{
|
||
try
|
||
{
|
||
var json = await resp.Content.ReadAsStringAsync(ct).ConfigureAwait(false);
|
||
using var doc = JsonDocument.Parse(json);
|
||
if (doc.RootElement.TryGetProperty("code", out var code))
|
||
{
|
||
return code.GetInt32() == 200;
|
||
}
|
||
if (doc.RootElement.TryGetProperty("success", out var success))
|
||
{
|
||
return success.GetBoolean();
|
||
}
|
||
return true;
|
||
}
|
||
catch
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
|
||
private void OnNetworkStatusChanged(bool isOnline)
|
||
{
|
||
_logger.Information($"[车辆网络] 状态变化 online={isOnline}");
|
||
if (!isOnline) return;
|
||
_ = Task.Run(() => SyncAfterReconnectAsync(CancellationToken.None));
|
||
}
|
||
|
||
private async Task SyncAfterReconnectAsync(CancellationToken cancellationToken)
|
||
{
|
||
_logger.Information("[车辆重连] 开始执行重连同步");
|
||
var pushResult = await PushPendingOnReconnectAsync(cancellationToken).ConfigureAwait(false);
|
||
|
||
if (!_networkMonitor.IsOnline)
|
||
{
|
||
return;
|
||
}
|
||
|
||
try
|
||
{
|
||
var remote = await FetchRemoteListAsync(cancellationToken).ConfigureAwait(false);
|
||
lock (_cacheLock)
|
||
{
|
||
_localCache = remote.Select(CloneVehicle).ToList();
|
||
SaveCacheToDiskUnsafe();
|
||
}
|
||
|
||
// 拉取成功后主动通知页面刷新，避免用户手动点查询
|
||
_eventAggregator.GetEvent<VehicleChangedEvent>().Publish(new VehicleChangedPayload
|
||
{
|
||
Action = "pull",
|
||
VehicleId = null
|
||
});
|
||
_logger.Information($"[车辆重连] 全量回拉成功 count={remote.Count}，已发布刷新事件");
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
_logger.Warning($"[车辆重连] 全量回拉失败，继续使用本地缓存：{ex.Message}");
|
||
}
|
||
|
||
var hasActivity = pushResult.PushedCount > 0
|
||
|| pushResult.ConflictCount > 0
|
||
|| pushResult.NewRecordsPushed > 0;
|
||
if (hasActivity)
|
||
{
|
||
_eventAggregator.GetEvent<SyncConflictEvent>()
|
||
.Publish(new SyncConflictPayload
|
||
{
|
||
EntityName = "车辆",
|
||
PushedCount = pushResult.PushedCount,
|
||
ConflictCount = pushResult.ConflictCount,
|
||
NewRecordsPushed = pushResult.NewRecordsPushed
|
||
});
|
||
}
|
||
}
|
||
|
||
private sealed record PendingReplayResult(bool Ok, bool IsConflict, string? EntityId);
|
||
|
||
private async Task<PushPendingResult> PushPendingOnReconnectAsync(CancellationToken cancellationToken)
|
||
{
|
||
if (!await _syncLock.WaitAsync(0, cancellationToken).ConfigureAwait(false))
|
||
{
|
||
_logger.Information("[车辆回放] 已有回放任务在执行，本次跳过");
|
||
return new PushPendingResult(0, 0, 0);
|
||
}
|
||
try
|
||
{
|
||
List<VehiclePendingOperation> snapshot;
|
||
lock (_cacheLock)
|
||
{
|
||
snapshot = _pendingOps.OrderBy(x => x.CreatedAt).ToList();
|
||
}
|
||
_logger.Information($"[车辆推送] 开始推送 pending={snapshot.Count}");
|
||
|
||
int pushed = 0, conflicts = 0, newPushed = 0;
|
||
|
||
foreach (var op in snapshot)
|
||
{
|
||
if (!_networkMonitor.IsOnline)
|
||
{
|
||
break;
|
||
}
|
||
|
||
// 如果该条 pending 在上一轮冲突中已被清理，则跳过
|
||
lock (_cacheLock)
|
||
{
|
||
if (!_pendingOps.Any(x => x.Id == op.Id))
|
||
continue;
|
||
}
|
||
|
||
var result = await ExecutePendingOperationWithConflictAsync(op, cancellationToken).ConfigureAwait(false);
|
||
if (!result.Ok)
|
||
{
|
||
lock (_cacheLock)
|
||
{
|
||
op.RetryCount++;
|
||
if (op.RetryCount >= MaxPendingRetries)
|
||
{
|
||
_logger.Warning($"[车辆推送] op={op.OpType} 超过最大重试次数({MaxPendingRetries})，放弃 vehicleId={op.VehicleId}");
|
||
_pendingOps.RemoveAll(x => x.Id == op.Id);
|
||
SavePendingOpsToDiskUnsafe();
|
||
continue;
|
||
}
|
||
SavePendingOpsToDiskUnsafe();
|
||
}
|
||
_logger.Warning($"[车辆推送] 推送中断 op={op.OpType}, vehicleId={op.VehicleId}, retry={op.RetryCount}");
|
||
break;
|
||
}
|
||
|
||
if (result.IsConflict)
|
||
{
|
||
conflicts++;
|
||
if (!string.IsNullOrWhiteSpace(result.EntityId))
|
||
RemovePendingOpsByVehicleId(result.EntityId!);
|
||
continue;
|
||
}
|
||
|
||
lock (_cacheLock)
|
||
{
|
||
if (op.OpType == VehicleOperationType.Add)
|
||
newPushed++;
|
||
else
|
||
pushed++;
|
||
|
||
_pendingOps.RemoveAll(x => x.Id == op.Id);
|
||
SavePendingOpsToDiskUnsafe();
|
||
}
|
||
_logger.Information($"[车辆推送] 推送成功 op={op.OpType}, vehicleId={op.VehicleId}, remain={_pendingOps.Count}");
|
||
}
|
||
|
||
return new PushPendingResult(pushed, conflicts, newPushed);
|
||
}
|
||
finally
|
||
{
|
||
_syncLock.Release();
|
||
}
|
||
}
|
||
|
||
private async Task<PendingReplayResult> ExecutePendingOperationWithConflictAsync(VehiclePendingOperation op, CancellationToken cancellationToken)
|
||
{
|
||
try
|
||
{
|
||
_logger.Information($"[车辆推送] 执行 op={op.OpType}, vehicleId={op.VehicleId}");
|
||
|
||
switch (op.OpType)
|
||
{
|
||
case VehicleOperationType.Add:
|
||
{
|
||
var ok = op.Vehicle != null && await RemoteAddAsync(op.Vehicle, cancellationToken).ConfigureAwait(false);
|
||
return ok
|
||
? new PendingReplayResult(true, false, op.VehicleId)
|
||
: new PendingReplayResult(false, false, null);
|
||
}
|
||
case VehicleOperationType.Edit:
|
||
{
|
||
if (op.Vehicle == null || string.IsNullOrWhiteSpace(op.Vehicle.Id))
|
||
return new PendingReplayResult(false, false, null);
|
||
|
||
var id = op.Vehicle.Id;
|
||
var remote = await FetchRemoteSingleAsync(id, cancellationToken).ConfigureAwait(false);
|
||
if (remote != null && op.AnchorUpdateTime != null && remote.UpdateTime != op.AnchorUpdateTime)
|
||
{
|
||
// 冲突：后端版本获胜（服务器覆盖本地）
|
||
UpsertLocalCache(remote);
|
||
return new PendingReplayResult(true, true, id);
|
||
}
|
||
|
||
var (ok, isVersionConflict) = await RemoteEditAsync(op.Vehicle, cancellationToken).ConfigureAwait(false);
|
||
if (isVersionConflict)
|
||
{
|
||
var fresh = await FetchRemoteSingleAsync(id, cancellationToken).ConfigureAwait(false);
|
||
if (fresh != null) UpsertLocalCache(fresh);
|
||
return new PendingReplayResult(true, true, id);
|
||
}
|
||
return ok
|
||
? new PendingReplayResult(true, false, id)
|
||
: new PendingReplayResult(false, false, null);
|
||
}
|
||
case VehicleOperationType.Delete:
|
||
{
|
||
if (string.IsNullOrWhiteSpace(op.VehicleId))
|
||
return new PendingReplayResult(false, false, null);
|
||
|
||
var id = op.VehicleId!;
|
||
var remote = await FetchRemoteSingleAsync(id, cancellationToken).ConfigureAwait(false);
|
||
if (remote == null)
|
||
{
|
||
// 后端已不存在：删除无需操作，视为成功
|
||
return new PendingReplayResult(true, false, id);
|
||
}
|
||
|
||
if (op.AnchorUpdateTime != null && remote.UpdateTime != op.AnchorUpdateTime)
|
||
{
|
||
UpsertLocalCache(remote);
|
||
return new PendingReplayResult(true, true, id);
|
||
}
|
||
|
||
var ok = await RemoteDeleteAsync(id, cancellationToken).ConfigureAwait(false);
|
||
return ok
|
||
? new PendingReplayResult(true, false, id)
|
||
: new PendingReplayResult(false, false, null);
|
||
}
|
||
case VehicleOperationType.UpdateStatus:
|
||
{
|
||
if (string.IsNullOrWhiteSpace(op.VehicleId) || string.IsNullOrWhiteSpace(op.Status))
|
||
return new PendingReplayResult(false, false, null);
|
||
|
||
var id = op.VehicleId!;
|
||
var remote = await FetchRemoteSingleAsync(id, cancellationToken).ConfigureAwait(false);
|
||
if (remote != null && op.AnchorUpdateTime != null && remote.UpdateTime != op.AnchorUpdateTime)
|
||
{
|
||
UpsertLocalCache(remote);
|
||
return new PendingReplayResult(true, true, id);
|
||
}
|
||
|
||
var ok = await RemoteUpdateStatusAsync(id, op.Status!, cancellationToken).ConfigureAwait(false);
|
||
return ok
|
||
? new PendingReplayResult(true, false, id)
|
||
: new PendingReplayResult(false, false, null);
|
||
}
|
||
default:
|
||
return new PendingReplayResult(true, false, null);
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
_logger.Warning($"[车辆推送] 执行异常 op={op.OpType}, vehicleId={op.VehicleId}, err={ex.Message}");
|
||
return new PendingReplayResult(false, false, null);
|
||
}
|
||
}
|
||
|
||
private void RemovePendingOpsByVehicleId(string vehicleId)
|
||
{
|
||
lock (_cacheLock)
|
||
{
|
||
_pendingOps.RemoveAll(x =>
|
||
(!string.IsNullOrWhiteSpace(x.VehicleId) &&
|
||
string.Equals(x.VehicleId, vehicleId, StringComparison.OrdinalIgnoreCase)) ||
|
||
(x.Vehicle?.Id != null && string.Equals(x.Vehicle.Id, vehicleId, StringComparison.OrdinalIgnoreCase)));
|
||
SavePendingOpsToDiskUnsafe();
|
||
}
|
||
}
|
||
|
||
private async Task<MesXslVehicle?> FetchRemoteSingleAsync(string id, CancellationToken cancellationToken)
|
||
{
|
||
try
|
||
{
|
||
var url = $"{BaseUrl}/xslmes/mesXslVehicle/anon/queryById?id={Uri.EscapeDataString(id)}&tenantId={DefaultTenantId}";
|
||
using var client = CreateClient();
|
||
var resp = await client.GetAsync(url, cancellationToken).ConfigureAwait(false);
|
||
if (!resp.IsSuccessStatusCode) return null;
|
||
|
||
var json = await resp.Content.ReadAsStringAsync(cancellationToken).ConfigureAwait(false);
|
||
using var doc = JsonDocument.Parse(json);
|
||
if (doc.RootElement.TryGetProperty("result", out var resultEl))
|
||
return resultEl.Deserialize<MesXslVehicle>(_jsonOpts);
|
||
return null;
|
||
}
|
||
catch
|
||
{
|
||
return null;
|
||
}
|
||
}
|
||
|
||
private static List<MesXslVehicle> ApplyFilters(
|
||
List<MesXslVehicle> source,
|
||
string? plateNumber,
|
||
string? vehicleBelong,
|
||
string? status)
|
||
{
|
||
IEnumerable<MesXslVehicle> query = source;
|
||
if (!string.IsNullOrWhiteSpace(plateNumber))
|
||
{
|
||
query = query.Where(v => (v.PlateNumber ?? string.Empty).Contains(plateNumber, StringComparison.OrdinalIgnoreCase));
|
||
}
|
||
if (!string.IsNullOrWhiteSpace(vehicleBelong))
|
||
{
|
||
query = query.Where(v => string.Equals(v.VehicleBelong, vehicleBelong, StringComparison.OrdinalIgnoreCase));
|
||
}
|
||
if (!string.IsNullOrWhiteSpace(status))
|
||
{
|
||
query = query.Where(v => string.Equals(v.Status, status, StringComparison.OrdinalIgnoreCase));
|
||
}
|
||
return query.OrderByDescending(v => v.CreateTime ?? DateTime.MinValue).ToList();
|
||
}
|
||
|
||
private List<MesXslVehicle> ApplyPendingOpsSnapshotUnsafe(List<MesXslVehicle> source)
|
||
{
|
||
var map = source
|
||
.Where(v => !string.IsNullOrWhiteSpace(v.Id))
|
||
.ToDictionary(v => v.Id!, CloneVehicle, StringComparer.OrdinalIgnoreCase);
|
||
|
||
foreach (var op in _pendingOps.OrderBy(x => x.CreatedAt))
|
||
{
|
||
switch (op.OpType)
|
||
{
|
||
case VehicleOperationType.Add:
|
||
case VehicleOperationType.Edit:
|
||
if (op.Vehicle != null && !string.IsNullOrWhiteSpace(op.Vehicle.Id))
|
||
{
|
||
map[op.Vehicle.Id] = CloneVehicle(op.Vehicle);
|
||
}
|
||
break;
|
||
case VehicleOperationType.Delete:
|
||
if (!string.IsNullOrWhiteSpace(op.VehicleId))
|
||
{
|
||
map.Remove(op.VehicleId);
|
||
}
|
||
break;
|
||
case VehicleOperationType.UpdateStatus:
|
||
if (!string.IsNullOrWhiteSpace(op.VehicleId)
|
||
&& !string.IsNullOrWhiteSpace(op.Status)
|
||
&& map.TryGetValue(op.VehicleId, out var v))
|
||
{
|
||
v.Status = op.Status;
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
|
||
return map.Values.ToList();
|
||
}
|
||
|
||
private void EnqueuePendingOperation(VehiclePendingOperation op)
|
||
{
|
||
lock (_cacheLock)
|
||
{
|
||
_pendingOps.Add(op);
|
||
SavePendingOpsToDiskUnsafe();
|
||
_logger.Information($"[车辆入队] op={op.OpType}, vehicleId={op.VehicleId}, pending={_pendingOps.Count}");
|
||
}
|
||
}
|
||
|
||
private void UpsertLocalCache(MesXslVehicle vehicle)
|
||
{
|
||
lock (_cacheLock)
|
||
{
|
||
var idx = _localCache.FindIndex(v => string.Equals(v.Id, vehicle.Id, StringComparison.OrdinalIgnoreCase));
|
||
if (idx >= 0)
|
||
{
|
||
_localCache[idx] = CloneVehicle(vehicle);
|
||
}
|
||
else
|
||
{
|
||
_localCache.Insert(0, CloneVehicle(vehicle));
|
||
}
|
||
SaveCacheToDiskUnsafe();
|
||
}
|
||
}
|
||
|
||
private void RemoveFromLocalCache(string id)
|
||
{
|
||
lock (_cacheLock)
|
||
{
|
||
_localCache.RemoveAll(v => string.Equals(v.Id, id, StringComparison.OrdinalIgnoreCase));
|
||
SaveCacheToDiskUnsafe();
|
||
}
|
||
}
|
||
|
||
private void UpdateLocalStatus(string id, string status)
|
||
{
|
||
lock (_cacheLock)
|
||
{
|
||
var item = _localCache.FirstOrDefault(v => string.Equals(v.Id, id, StringComparison.OrdinalIgnoreCase));
|
||
if (item != null)
|
||
{
|
||
item.Status = status;
|
||
SaveCacheToDiskUnsafe();
|
||
}
|
||
}
|
||
}
|
||
|
||
private void LoadPendingOpsFromDisk()
|
||
{
|
||
try
|
||
{
|
||
if (!File.Exists(_pendingOpsFilePath)) return;
|
||
var json = File.ReadAllText(_pendingOpsFilePath);
|
||
var data = JsonSerializer.Deserialize<List<VehiclePendingOperation>>(json, _jsonOpts);
|
||
_pendingOps = data ?? new List<VehiclePendingOperation>();
|
||
_logger.Information($"[车辆本地] 载入待上传成功 count={_pendingOps.Count}");
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
_pendingOps = new List<VehiclePendingOperation>();
|
||
_logger.Warning($"[车辆本地] 载入待上传失败，已清空：{ex.Message}");
|
||
}
|
||
}
|
||
|
||
private void LoadCacheFromDisk()
|
||
{
|
||
try
|
||
{
|
||
if (!File.Exists(_cacheFilePath)) return;
|
||
var json = File.ReadAllText(_cacheFilePath);
|
||
var data = JsonSerializer.Deserialize<List<MesXslVehicle>>(json, _jsonOpts);
|
||
_localCache = data ?? new List<MesXslVehicle>();
|
||
_logger.Information($"[车辆本地] 载入缓存成功 count={_localCache.Count}");
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
_localCache = new List<MesXslVehicle>();
|
||
_logger.Warning($"[车辆本地] 载入缓存失败，已清空：{ex.Message}");
|
||
}
|
||
}
|
||
|
||
private void SavePendingOpsToDiskUnsafe()
|
||
{
|
||
var json = JsonSerializer.Serialize(_pendingOps, _jsonOpts);
|
||
File.WriteAllText(_pendingOpsFilePath, json);
|
||
}
|
||
|
||
private void SaveCacheToDiskUnsafe()
|
||
{
|
||
var json = JsonSerializer.Serialize(_localCache, _jsonOpts);
|
||
File.WriteAllText(_cacheFilePath, json);
|
||
}
|
||
|
||
private static MesXslVehicle CloneVehicle(MesXslVehicle input)
|
||
{
|
||
return new MesXslVehicle
|
||
{
|
||
Id = input.Id,
|
||
PlateNumber = input.PlateNumber,
|
||
VehicleBelong = input.VehicleBelong,
|
||
TareWeightKg = input.TareWeightKg,
|
||
LoadCapacity = input.LoadCapacity,
|
||
UnitId = input.UnitId,
|
||
LoadUnit = input.LoadUnit,
|
||
CustomerIds = input.CustomerIds,
|
||
CustomerShortName = input.CustomerShortName,
|
||
SupplierId = input.SupplierId,
|
||
SupplierName = input.SupplierName,
|
||
SupplierShortName = input.SupplierShortName,
|
||
VehicleLength = input.VehicleLength,
|
||
VehicleWidth = input.VehicleWidth,
|
||
VehicleHeight = input.VehicleHeight,
|
||
DriverName = input.DriverName,
|
||
DriverPhone = input.DriverPhone,
|
||
Status = input.Status,
|
||
TenantId = input.TenantId,
|
||
CreateBy = input.CreateBy,
|
||
CreateTime = input.CreateTime,
|
||
UpdateBy = input.UpdateBy,
|
||
UpdateTime = input.UpdateTime,
|
||
SysOrgCode = input.SysOrgCode
|
||
};
|
||
}
|
||
|
||
private static bool IsLocalTempId(string? id)
|
||
{
|
||
return !string.IsNullOrWhiteSpace(id)
|
||
&& id.StartsWith("local-", StringComparison.OrdinalIgnoreCase);
|
||
}
|
||
|
||
private sealed class VehiclePendingOperation
|
||
{
|
||
public string Id { get; set; } = Guid.NewGuid().ToString("N");
|
||
public VehicleOperationType OpType { get; set; }
|
||
public string? VehicleId { get; set; }
|
||
public string? Status { get; set; }
|
||
public MesXslVehicle? Vehicle { get; set; }
|
||
// 冲突检测用的版本锚点：当本地首次针对该车辆产生修改时，记录当时的服务器 UpdateTime
|
||
public DateTime? AnchorUpdateTime { get; set; }
|
||
public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
|
||
public int RetryCount { get; set; } = 0;
|
||
}
|
||
|
||
private enum VehicleOperationType
|
||
{
|
||
Add = 1,
|
||
Edit = 2,
|
||
Delete = 3,
|
||
UpdateStatus = 4
|
||
}
|
||
|
||
/// <summary>
|
||
/// 兼容 Jeecg 常见时间字符串格式：yyyy-MM-dd HH:mm:ss
|
||
/// </summary>
|
||
private sealed class NullableDateTimeJsonConverter : JsonConverter<DateTime?>
|
||
{
|
||
private static readonly string[] SupportedFormats =
|
||
[
|
||
"yyyy-MM-dd HH:mm:ss",
|
||
"yyyy-MM-dd HH:mm:ss.fff",
|
||
"yyyy-MM-ddTHH:mm:ss",
|
||
"yyyy-MM-ddTHH:mm:ss.fff",
|
||
"yyyy-MM-ddTHH:mm:ssZ",
|
||
"yyyy-MM-ddTHH:mm:ss.fffZ"
|
||
];
|
||
|
||
public override DateTime? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
|
||
{
|
||
if (reader.TokenType == JsonTokenType.Null)
|
||
{
|
||
return null;
|
||
}
|
||
|
||
if (reader.TokenType == JsonTokenType.String)
|
||
{
|
||
var raw = reader.GetString();
|
||
if (string.IsNullOrWhiteSpace(raw))
|
||
{
|
||
return null;
|
||
}
|
||
|
||
if (DateTime.TryParseExact(raw, SupportedFormats, System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.AssumeLocal, out var exact))
|
||
{
|
||
return exact;
|
||
}
|
||
|
||
if (DateTime.TryParse(raw, out var fallback))
|
||
{
|
||
return fallback;
|
||
}
|
||
}
|
||
|
||
throw new JsonException($"无法将 JSON 值转换为 DateTime?，token={reader.TokenType}");
|
||
}
|
||
|
||
public override void Write(Utf8JsonWriter writer, DateTime? value, JsonSerializerOptions options)
|
||
{
|
||
if (value.HasValue)
|
||
{
|
||
writer.WriteStringValue(value.Value.ToString("yyyy-MM-dd HH:mm:ss"));
|
||
return;
|
||
}
|
||
|
||
writer.WriteNullValue();
|
||
}
|
||
}
|
||
}
|