| | | 1 | | using System.Security.Claims; |
| | | 2 | | using System.Text.Json; |
| | | 3 | | using Microsoft.EntityFrameworkCore; |
| | | 4 | | using Microsoft.Extensions.Caching.Memory; |
| | | 5 | | using OzonDomains.Models.AccessControl; |
| | | 6 | | using OzonRepositories.Context; |
| | | 7 | | using Services.CacheServices.Cache.UserCacheService; |
| | | 8 | | using Services.DataServices; |
| | | 9 | | using Services.FiltersServices.SortModels; |
| | | 10 | | |
| | | 11 | | namespace OzonOrdersWeb.WebServices.Orders.Grid; |
| | | 12 | | |
| | | 13 | | public sealed class OrdersGridSidebarPresetDto |
| | | 14 | | { |
| | | 15 | | public string Name { get; set; } = string.Empty; |
| | | 16 | | |
| | | 17 | | /// <summary>Вид как сохранён клиентом (f/s/q/a/g/x/i) — клиент кодирует его в ?v= тем же способом, что и «Ссылка на |
| | | 18 | | public JsonElement View { get; set; } |
| | | 19 | | |
| | | 20 | | /// <summary>Количество заказов под фильтрами пресета; null — посчитать не удалось.</summary> |
| | | 21 | | public int? Count { get; set; } |
| | | 22 | | } |
| | | 23 | | |
| | | 24 | | public interface IOrdersGridSidebarPresetsService |
| | | 25 | | { |
| | | 26 | | /// <param name="withCounts">Считать количество подходящих заказов (по одному COUNT на пресет — только по запросу па |
| | | 27 | | Task<List<OrdersGridSidebarPresetDto>> GetAsync(ClaimsPrincipal principal, bool withCounts, CancellationToken cancel |
| | | 28 | | |
| | | 29 | | /// <summary>Сбросить кэш пользователя (после сохранения/удаления пресета).</summary> |
| | | 30 | | void Invalidate(string userId); |
| | | 31 | | } |
| | | 32 | | |
| | | 33 | | /// <summary> |
| | | 34 | | /// Сохранённые представления пользователя для левого меню с бейджем количества: вид пресета переводится в тот же |
| | | 35 | | /// запрос, что шлёт грид, и считается COUNT по отфильтрованному запросу. Кэш на пользователя — минута. |
| | | 36 | | /// </summary> |
| | | 37 | | public sealed class OrdersGridSidebarPresetsService : IOrdersGridSidebarPresetsService |
| | | 38 | | { |
| | | 39 | | public const int MaxPresets = 12; |
| | 1 | 40 | | private static readonly TimeSpan CacheTtl = TimeSpan.FromSeconds(60); |
| | | 41 | | |
| | | 42 | | private readonly IOrdersGridUserSettingsService _settings; |
| | | 43 | | private readonly IOrdersGridQueryService _gridQueryService; |
| | | 44 | | private readonly IOrdersGridScopedQuery _scoped; |
| | | 45 | | private readonly IMemoryCache _cache; |
| | | 46 | | private readonly ILogger<OrdersGridSidebarPresetsService> _logger; |
| | | 47 | | private readonly IOrdersGridComputedResolver _computedResolver; |
| | | 48 | | |
| | 0 | 49 | | public OrdersGridSidebarPresetsService( |
| | 0 | 50 | | IOrdersGridUserSettingsService settings, |
| | 0 | 51 | | IOrdersGridQueryService gridQueryService, |
| | 0 | 52 | | IOrdersGridScopedQuery scoped, |
| | 0 | 53 | | IMemoryCache cache, |
| | 0 | 54 | | ILogger<OrdersGridSidebarPresetsService> logger, |
| | 0 | 55 | | IOrdersGridComputedResolver computedResolver) |
| | | 56 | | { |
| | 0 | 57 | | _settings = settings; |
| | 0 | 58 | | _gridQueryService = gridQueryService; |
| | 0 | 59 | | _scoped = scoped; |
| | 0 | 60 | | _cache = cache; |
| | 0 | 61 | | _logger = logger; |
| | 0 | 62 | | _computedResolver = computedResolver; |
| | 0 | 63 | | } |
| | | 64 | | |
| | | 65 | | public async Task<List<OrdersGridSidebarPresetDto>> GetAsync(ClaimsPrincipal principal, bool withCounts, Cancellatio |
| | | 66 | | { |
| | 0 | 67 | | var user = await _scoped.ResolveUserAsync(principal); |
| | 0 | 68 | | if (user is null) |
| | | 69 | | { |
| | 0 | 70 | | return []; |
| | | 71 | | } |
| | | 72 | | |
| | 0 | 73 | | var all = await _settings.GetAllAsync(user.User.Id, cancellationToken); |
| | 0 | 74 | | var presets = ParsePresets(all.GetValueOrDefault("presets")); |
| | 0 | 75 | | if (presets.Count == 0 || !withCounts) |
| | | 76 | | { |
| | 0 | 77 | | return presets; |
| | | 78 | | } |
| | | 79 | | |
| | 0 | 80 | | var cacheKey = CacheKey(user.User.Id); |
| | 0 | 81 | | if (_cache.TryGetValue(cacheKey, out List<OrdersGridSidebarPresetDto>? cached) && cached != null) |
| | | 82 | | { |
| | 0 | 83 | | return cached; |
| | | 84 | | } |
| | | 85 | | |
| | | 86 | | // COUNT по каждому пресету последовательно (один DbContext — параллелить нельзя); кэш минута. |
| | 0 | 87 | | foreach (var preset in presets) |
| | | 88 | | { |
| | | 89 | | try |
| | | 90 | | { |
| | 0 | 91 | | preset.Count = await CountAsync(preset.View, user, cancellationToken); |
| | 0 | 92 | | } |
| | 0 | 93 | | catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested) |
| | | 94 | | { |
| | 0 | 95 | | throw; |
| | | 96 | | } |
| | 0 | 97 | | catch (Exception ex) |
| | | 98 | | { |
| | 0 | 99 | | _logger.LogWarning(ex, "OrdersGrid: не удалось посчитать пресет «{Name}»", preset.Name); |
| | 0 | 100 | | } |
| | 0 | 101 | | } |
| | | 102 | | |
| | 0 | 103 | | _cache.Set(cacheKey, presets, CacheTtl); |
| | 0 | 104 | | return presets; |
| | 0 | 105 | | } |
| | | 106 | | |
| | 0 | 107 | | public void Invalidate(string userId) => _cache.Remove(CacheKey(userId)); |
| | | 108 | | |
| | 0 | 109 | | private static string CacheKey(string userId) => "orders-grid:sidebar-presets:" + userId; |
| | | 110 | | |
| | | 111 | | /// <summary>presets: [{ name, view: { f, s, q, a, g, x, i }, ... }]</summary> |
| | | 112 | | public static List<OrdersGridSidebarPresetDto> ParsePresets(string? json) |
| | | 113 | | { |
| | 3 | 114 | | var result = new List<OrdersGridSidebarPresetDto>(); |
| | 4 | 115 | | if (string.IsNullOrWhiteSpace(json)) return result; |
| | | 116 | | try |
| | | 117 | | { |
| | 2 | 118 | | using var doc = JsonDocument.Parse(json); |
| | 1 | 119 | | if (doc.RootElement.ValueKind != JsonValueKind.Array) return result; |
| | 10 | 120 | | foreach (var item in doc.RootElement.EnumerateArray()) |
| | | 121 | | { |
| | 4 | 122 | | if (item.ValueKind != JsonValueKind.Object) continue; |
| | 4 | 123 | | var name = item.TryGetProperty("name", out var n) && n.ValueKind == JsonValueKind.String ? n.GetString() |
| | 4 | 124 | | if (string.IsNullOrWhiteSpace(name) || !item.TryGetProperty("view", out var view) || view.ValueKind != J |
| | 2 | 125 | | result.Add(new OrdersGridSidebarPresetDto { Name = name.Trim(), View = view.Clone() }); |
| | 2 | 126 | | if (result.Count >= MaxPresets) break; |
| | | 127 | | } |
| | 1 | 128 | | } |
| | 1 | 129 | | catch (JsonException) |
| | | 130 | | { |
| | | 131 | | // битые настройки — без пресетов |
| | 1 | 132 | | } |
| | | 133 | | |
| | 2 | 134 | | return result; |
| | 0 | 135 | | } |
| | | 136 | | |
| | | 137 | | /// <summary>Вид грида → AgGridDataRequest (то же, что buildRequest в orders-grid.js).</summary> |
| | | 138 | | public static AgGridDataRequest ToRequest(JsonElement view, int blockSize) |
| | | 139 | | { |
| | 2 | 140 | | var request = new AgGridDataRequest { StartRow = 0, EndRow = blockSize }; |
| | 2 | 141 | | if (view.TryGetProperty("f", out var f) && f.ValueKind == JsonValueKind.Object) |
| | | 142 | | { |
| | 1 | 143 | | request.FilterModel = JsonSerializer.Deserialize<Dictionary<string, AgGridFilterModelItem>>(f.GetRawText(), |
| | 1 | 144 | | ?? new Dictionary<string, AgGridFilterModelItem>(StringComparer.OrdinalIgnoreCase); |
| | | 145 | | } |
| | 3 | 146 | | if (view.TryGetProperty("q", out var q) && q.ValueKind == JsonValueKind.String) request.Search = q.GetString(); |
| | 3 | 147 | | if (view.TryGetProperty("a", out var a)) request.IncludeArchived = a.ValueKind == JsonValueKind.True; |
| | 2 | 148 | | if (view.TryGetProperty("g", out var g)) |
| | | 149 | | { |
| | 2 | 150 | | request.GroupBy = g.ValueKind == JsonValueKind.String ? g.GetString() : g.ValueKind == JsonValueKind.True ? |
| | | 151 | | } |
| | 2 | 152 | | if (view.TryGetProperty("x", out var x) && x.ValueKind == JsonValueKind.Object) |
| | | 153 | | { |
| | 1 | 154 | | request.Extra = new AgGridExtraFlags |
| | 1 | 155 | | { |
| | 1 | 156 | | OnlyWithZasyl = Flag(x, "onlyWithZasyl"), |
| | 1 | 157 | | OnlyWithReturns = Flag(x, "onlyWithReturns"), |
| | 1 | 158 | | OnlyWithTrackingNumber = Flag(x, "onlyWithTrackingNumber"), |
| | 1 | 159 | | ReturnLogisticBarcode = x.TryGetProperty("returnLogisticBarcode", out var b) && b.ValueKind == JsonValue |
| | 1 | 160 | | }; |
| | | 161 | | } |
| | 2 | 162 | | if (view.TryGetProperty("i", out var i) && i.ValueKind == JsonValueKind.Array) |
| | | 163 | | { |
| | 5 | 164 | | request.OnlyIds = i.EnumerateArray().Where(e => e.ValueKind == JsonValueKind.Number).Select(e => e.GetInt32( |
| | | 165 | | } |
| | | 166 | | |
| | 2 | 167 | | return request; |
| | | 168 | | } |
| | | 169 | | |
| | 1 | 170 | | private static readonly JsonSerializerOptions JsonOptions = new() { PropertyNameCaseInsensitive = true }; |
| | | 171 | | |
| | 3 | 172 | | private static bool Flag(JsonElement obj, string name) => obj.TryGetProperty(name, out var v) && v.ValueKind == Json |
| | | 173 | | |
| | | 174 | | private async Task<int> CountAsync(JsonElement view, OrdersGridUserContext user, CancellationToken cancellationToken |
| | | 175 | | { |
| | 0 | 176 | | var request = ToRequest(view, _gridQueryService.BlockSize); |
| | 0 | 177 | | if (AgGridRequestLimits.Validate(request.FilterModel, request.SortModel) != null) |
| | | 178 | | { |
| | 0 | 179 | | throw new InvalidOperationException("Пресет превышает лимиты запроса."); |
| | | 180 | | } |
| | | 181 | | |
| | 0 | 182 | | var mapped = AgGridRequestMapper.Map(request, _gridQueryService.BlockSize); |
| | 0 | 183 | | var computedFilters = new List<(OrdersGridFormulaTranslator.Translation, OrdersGridComputedFilters.ComputedFilte |
| | 0 | 184 | | foreach (var cf in mapped.ComputedFilters) |
| | | 185 | | { |
| | 0 | 186 | | var ct = await _computedResolver.ResolveAsync(user.User.Id, cf.ColId, cancellationToken); |
| | 0 | 187 | | if (ct != null) computedFilters.Add((ct, cf)); |
| | 0 | 188 | | } |
| | | 189 | | |
| | 0 | 190 | | var query = await _scoped.BuildFilteredAsync(user, mapped, computedFilters, request.OnlyIds, cancellationToken); |
| | 0 | 191 | | return await query.CountAsync(cancellationToken); |
| | 0 | 192 | | } |
| | | 193 | | } |