1. Критические сообщения

2. Рефакторинг кода, связанного с сообщениями

AsbCloudApp/Data/SAUB/TelemetryMessageDto.cs

@@ -7,6 +7,13 @@ namespace AsbCloudApp.Data.SAUB;
 /// </summary>
 public class TelemetryMessageDto : IId
 {
+    /// <summary>
+    /// 
+    /// </summary>
+    public TelemetryMessageDto()
+    {
+        
+    }
     /// <summary>
     /// Id сообщения в базе панели оператора
     /// </summary>
@@ -51,4 +58,9 @@ public class TelemetryMessageDto : IId
     /// аргумент №3 для подстановки в шаблон сообщения
     /// </summary>
     public string? Arg3 { get; set; }
+
+    /// <summary>
+    /// ключ телеметрии
+    /// </summary>
+    public int IdTelemetry { get; set; }
 }

AsbCloudApp/Repositories/IEventRepository.cs

@@ -0,0 +1,31 @@
+using AsbCloudApp.Data.SAUB;
+using AsbCloudApp.Requests;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace AsbCloudApp.Repositories;
+
+/// <summary>
+/// Репозиторий по работе с событиями
+/// </summary>
+public interface IEventRepository
+{
+    /// <summary>
+    /// получение списка событий по параметрам запроса
+    /// </summary>
+    /// <param name="request">параметры запроса</param>
+    /// <param name="token"></param>
+    /// <returns></returns>
+    Task<IEnumerable<TelemetryEventDto>> Get(TelemetryEventRequest request, CancellationToken token);
+
+    /// <summary>
+    /// Сохранить. Добавить или заменить.
+    /// </summary>
+    /// <param name="uid"></param>
+    /// <param name="dtos"></param>
+    /// <param name="token"></param>
+    /// <returns></returns>
+    Task UpsertAsync(string uid, IEnumerable<EventDto> dtos,
+        CancellationToken token = default);
+}

AsbCloudApp/Repositories/IMessageRepository.cs

@@ -0,0 +1,41 @@
+using AsbCloudApp.Data;
+using AsbCloudApp.Data.SAUB;
+using AsbCloudApp.Requests;
+using AsbCloudApp.Services;
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace AsbCloudApp.Repositories;
+
+/// <summary>
+/// Репозиторий по работе с сообщениями панели оператора
+/// </summary>
+public interface IMessageRepository : ITelemetryDataEditorService
+{
+    /// <summary>
+    /// Получить PaginationContainer с сообщениями по параметрам
+    /// </summary>
+    /// <param name="request"></param>
+    /// <param name="token"></param>
+    /// <returns></returns>
+    Task<PaginationContainer<MessageDto>> GetPaginatedMessagesAsync(MessageTelemetryRequest request, CancellationToken token);
+
+    /// <summary>
+    /// Получить сообщения по параметрам
+    /// </summary>
+    /// <param name="request"></param>
+    /// <param name="token"></param>
+    /// <returns></returns>
+    Task<IEnumerable<TelemetryMessageDto>> GetMessagesAsync(MessageTelemetryRequest request, CancellationToken token);
+
+    /// <summary>
+    /// Метод для сохранения сообщения от панели
+    /// </summary>
+    /// <param name="uid"></param>
+    /// <param name="dtos"></param>
+    /// <param name="token"></param>
+    /// <returns></returns>
+    Task InsertAsync(string uid, IEnumerable<TelemetryMessageDto> dtos,
+        CancellationToken token);
+}

AsbCloudApp/Requests/MessageRequest.cs

@@ -1,3 +1,5 @@
+using AsbCloudApp.Data;
+using AsbCloudApp.Data.SAUB;
 using System;
 using System.Collections.Generic;
 
@@ -11,7 +13,7 @@ public class MessageRequestBase : RequestBase
     /// <summary>
     /// категория
     /// </summary>
-    public IEnumerable<int>? Categoryids { get; set; }
+    public IEnumerable<int>? IdsCategories { get; set; }
 
 
     /// <summary>
@@ -29,29 +31,13 @@ public class MessageRequestBase : RequestBase
     /// </summary>
     public string? SearchString { get; set; }
 
-}
-
-/// <summary>
-/// параметры для запроса списка сообщений (с id скважины)
-/// </summary>
-public class MessageRequest : MessageRequestBase
-{
-
     /// <summary>
-    /// id скважины
-    /// </summary>
-    public int IdWell { get; set; }
-
-    /// <summary>
-    /// параметры для запроса списка сообщений (с id скважины)
+    /// копирующий конструктор
     /// </summary>
     /// <param name="request"></param>
-    /// <param name="idWell"></param>
-    public MessageRequest(MessageRequestBase request, int idWell)
+    public MessageRequestBase(MessageRequestBase request)
     {
-        this.IdWell = idWell;
-
-        this.Categoryids = request.Categoryids;
+        this.IdsCategories = request.IdsCategories;
         this.Begin = request.Begin;
         this.End = request.End;
         this.SearchString = request.SearchString;
@@ -62,3 +48,49 @@ public class MessageRequest : MessageRequestBase
     }
 
 }
+
+/// <summary>
+/// параметры для запроса списка сообщений (с ids скважин)
+/// </summary>
+public class MessageRequest : MessageRequestBase
+{
+    /// <summary>
+    /// ids скважин
+    /// </summary>
+    public IEnumerable<int> IdsWell { get; set; } = null!;
+
+    /// <summary>
+    /// параметры для запроса списка сообщений (с ids скважин)
+    /// </summary>
+    /// <param name="request"></param>
+    /// <param name="idsWell"></param>
+    public MessageRequest(MessageRequestBase request, IEnumerable<int> idsWell) : base(request)
+    {
+        this.IdsWell = idsWell;
+    }
+}
+
+/// <summary>
+/// параметры запроса для получения списка сообщений телеметрии
+/// </summary>
+public class MessageTelemetryRequest : MessageRequestBase
+{
+    /// <summary>
+    /// события
+    /// </summary>
+    public IEnumerable<TelemetryEventDto> Events { get; set; } = null!;
+
+    /// <summary>
+    /// телеметрии
+    /// </summary>
+    public IEnumerable<TelemetryBaseDto> Telemetries { get; set; } = null!;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="request"></param>
+    public MessageTelemetryRequest(MessageRequestBase request) : base(request)
+    {
+    }
+}
+

AsbCloudApp/Requests/TelemetryEventRequest.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AsbCloudApp.Requests;
+
+/// <summary>
+/// параметры запроса для получения событий телеметрии
+/// </summary>
+public class TelemetryEventRequest
+{
+    /// <summary>
+    /// ключи телеметрии
+    /// </summary>
+    public IEnumerable<int> IdsTelemetries { get; set; } = null!;
+
+    /// <summary>
+    /// ключи категорий
+    /// </summary>
+    public IEnumerable<int>? IdsCategories { get; set; }
+
+    /// <summary>
+    /// строка поиска
+    /// </summary>
+    public string? SearchString { get; set; }
+}

AsbCloudApp/Services/IEventService.cs

@@ -1,22 +0,0 @@
-using AsbCloudApp.Data.SAUB;
-using System.Collections.Generic;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace AsbCloudApp.Services;
-
-/// <summary>
-/// Сервис сохранения списка сообщений от панелей
-/// </summary>
-public interface IEventService
-{
-    /// <summary>
-    /// Сохранить. Добавить или заменить.
-    /// </summary>
-    /// <param name="uid"></param>
-    /// <param name="dtos"></param>
-    /// <param name="token"></param>
-    /// <returns></returns>
-    Task UpsertAsync(string uid, IEnumerable<EventDto> dtos,
-        CancellationToken token = default);
-}

AsbCloudApp/Services/IMessageService.cs

@@ -1,5 +1,4 @@
 using AsbCloudApp.Data;
-using AsbCloudApp.Data.SAUB;
 using AsbCloudApp.Requests;
 using System.Collections.Generic;
 using System.Threading;
@@ -8,25 +7,24 @@ using System.Threading.Tasks;
 namespace AsbCloudApp.Services;
 
 /// <summary>
-/// Сервис сообщений панели оператора
+/// Сервис сообщений 
 /// </summary>
-public interface IMessageService : ITelemetryDataEditorService
+public interface IMessageService
 {
     /// <summary>
-    /// Получить сообщения по параметрам
+    /// Получить статистику сообщений по параметрам запроса
     /// </summary>
     /// <param name="request"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task<PaginationContainer<MessageDto>> GetMessagesAsync(MessageRequest request, CancellationToken token);
+    Task<IEnumerable<StatCriticalMessageDto>> GetStat(MessageRequest request, CancellationToken token);
 
     /// <summary>
-    /// Метод для сохранения сообщения от панели
+    /// Получить PaginationContainer с сообщениями по параметрам
     /// </summary>
-    /// <param name="uid"></param>
-    /// <param name="dtos"></param>
+    /// <param name="request"></param>
     /// <param name="token"></param>
     /// <returns></returns>
-    Task InsertAsync(string uid, IEnumerable<TelemetryMessageDto> dtos,
-        CancellationToken token);
+    Task<PaginationContainer<MessageDto>> GetPaginatedMessagesAsync(MessageRequest request, CancellationToken token);
+
 }

AsbCloudApp/Services/ITelemetryService.cs

@@ -47,6 +47,12 @@ public interface ITelemetryService
     /// <returns></returns>
     TelemetryBaseDto? GetOrDefaultTelemetryByIdWell(int idWell);
 
+    /// <summary>
+    /// получить список телеметрии по ключам скважин
+    /// </summary>
+    /// <param name="idsWells">ключи скважин</param>
+    /// <returns></returns>
+    IEnumerable<TelemetryBaseDto> GetOrDefaultTelemetriesByIdsWells(IEnumerable<int> idsWells);
     /// <summary>
     /// получить диапазон дат за которые есть данные
     /// </summary>

AsbCloudInfrastructure/DependencyInjection.cs

@@ -291,9 +291,10 @@ public static class DependencyInjection
         services.AddTransient<IAuthService, AuthService>();
         services.AddTransient<IDepositRepository, DepositRepository>();
         services.AddTransient<IDrillingProgramService, DrillingProgramService>();
-        services.AddTransient<IEventService, EventService>();
+        services.AddTransient<IEventRepository, EventRepository>();
         services.AddTransient<FileService>();
         services.AddTransient<IMeasureService, MeasureService>();
+        services.AddTransient<IMessageRepository, MessageRepository>();
         services.AddTransient<IMessageService, MessageService>();
         services.AddTransient<IOperationsStatService, OperationsStatService>();
         services.AddTransient<IReportService, ReportService>();

AsbCloudInfrastructure/Repository/EventRepository.cs

@@ -0,0 +1,71 @@
+using AsbCloudApp.Data.SAUB;
+using AsbCloudApp.Repositories;
+using AsbCloudApp.Requests;
+using AsbCloudApp.Services;
+using AsbCloudDb;
+using AsbCloudDb.Model;
+using Microsoft.Extensions.Caching.Memory;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace AsbCloudInfrastructure.Repository;
+
+
+public class EventRepository : IEventRepository
+{
+    private readonly IAsbCloudDbContext db;
+    private readonly IMemoryCache memoryCache;
+    private readonly ITelemetryService telemetryService;
+
+    public EventRepository(IAsbCloudDbContext db, IMemoryCache memoryCache, ITelemetryService telemetryService)
+    {
+        this.db = db;
+        this.memoryCache = memoryCache;
+        this.telemetryService = telemetryService;
+    }
+
+    public async Task<IEnumerable<TelemetryEventDto>> Get(TelemetryEventRequest request, CancellationToken token)
+    {
+        var allEvents = await memoryCache.GetOrCreateBasicAsync(db.Set<TelemetryEvent>(), token);
+        var events = allEvents.Where(e => request.IdsTelemetries.Contains(e.IdTelemetry));
+
+        if (request.IdsCategories?.Any() == true)
+            events = events.Where(e => request.IdsCategories.Contains(e.IdCategory));
+
+        if (!string.IsNullOrEmpty(request.SearchString))
+            events = events.Where(e => e.MessageTemplate.Contains(request.SearchString, StringComparison.OrdinalIgnoreCase));
+
+        var dtos = events.Select(e =>
+        {
+            var dto = new TelemetryEventDto();
+            dto.Id = e.IdEvent;
+            dto.IdCategory = e.IdCategory;
+            dto.MessageTemplate = e.MessageTemplate;
+            return dto;
+        });
+
+        return dtos;
+    }
+
+    public async Task UpsertAsync(string uid, IEnumerable<EventDto> dtos,
+        CancellationToken token = default)
+    {
+        if (!dtos.Any())
+            return;
+
+        var telemetry = telemetryService.GetOrCreateTelemetryByUid(uid);
+
+        var entities = dtos.Select(dto => new TelemetryEvent
+        {
+            IdEvent = dto.Id,
+            IdTelemetry = telemetry.Id,
+            IdCategory = dto.IdCategory,
+            MessageTemplate = dto.Message
+        });
+        var result = await db.Database.ExecInsertOrUpdateAsync(db.TelemetryEvents, entities, token);
+        memoryCache.DropBasic<TelemetryEvent>();
+    }
+}

AsbCloudInfrastructure/Services/MessageService.cs

@@ -0,0 +1,87 @@
+using AsbCloudApp.Data;
+using AsbCloudApp.Repositories;
+using AsbCloudApp.Requests;
+using AsbCloudApp.Services;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace AsbCloudInfrastructure.Services;
+
+
+public class MessageService : IMessageService
+{
+    private readonly IMessageRepository messageRepository;
+    private readonly ITelemetryService telemetryService;
+    private readonly IEventRepository eventRepository;
+
+    public MessageService(
+        IMessageRepository messageRepository,
+        ITelemetryService telemetryService,
+        IEventRepository eventRepository)
+    {
+        this.messageRepository = messageRepository;
+        this.telemetryService = telemetryService;
+        this.eventRepository = eventRepository;
+    }
+
+    public async Task<PaginationContainer<MessageDto>> GetPaginatedMessagesAsync(MessageRequest request, CancellationToken token)
+    {
+        var messageTelemetryRequest = await CreateMessageTelemetryRequest(request, token);
+
+        var result = await messageRepository.GetPaginatedMessagesAsync(messageTelemetryRequest, token);
+        return result;
+    }
+
+    public async Task<IEnumerable<StatCriticalMessageDto>> GetStat(MessageRequest request, CancellationToken token)
+    {
+        var messageTelemetryRequest = await CreateMessageTelemetryRequest(request, token);
+
+        var telemetryMessages = await messageRepository.GetMessagesAsync(messageTelemetryRequest, token);
+
+        var groupedMessages = telemetryMessages.GroupBy(x => new { x.IdTelemetry, x.IdEvent });
+        var events = messageTelemetryRequest.Events.ToDictionary(e => e.Id);
+
+        var result = groupedMessages
+            .Select(m => new
+            {
+                m.Key.IdTelemetry,
+                events.GetValueOrDefault(m.Key.IdEvent)?.IdCategory,
+                events.GetValueOrDefault(m.Key.IdEvent)?.MessageTemplate,
+                Count = m.Count()
+            })
+            .Where(m => m.IdCategory != null)
+            .Where(m => m.MessageTemplate != null)
+            .GroupBy(m => new { m.IdTelemetry, m.IdCategory, m.MessageTemplate })
+            .Select(m => new StatCriticalMessageDto()
+            {
+                IdTelemetry = m.Key.IdTelemetry,
+                IdCategory = m.Key.IdCategory,
+                MessageTemplate = m.Key.MessageTemplate,
+                MessagesCount = m.Select(z => z.Count).Sum()
+            });
+
+        return result;
+    }
+
+    public async Task<MessageTelemetryRequest> CreateMessageTelemetryRequest(MessageRequest request, CancellationToken token)
+    {
+        var telemetries = telemetryService.GetOrDefaultTelemetriesByIdsWells(request.IdsWell);
+
+        var telemetryEventRequest = new TelemetryEventRequest()
+        {
+            IdsTelemetries = telemetries.Select(t => t.Id),
+            IdsCategories = request.IdsCategories,
+            SearchString = request.SearchString,
+        };
+
+        var messageTelemetryRequest = new MessageTelemetryRequest(request);
+        messageTelemetryRequest.Telemetries = telemetries;
+        messageTelemetryRequest.Events = await eventRepository.Get(telemetryEventRequest, token);
+
+        return messageTelemetryRequest;
+    }
+}

AsbCloudInfrastructure/Services/SAUB/EventService.cs

@@ -1,45 +0,0 @@
-using AsbCloudApp.Data.SAUB;
-using AsbCloudApp.Services;
-using AsbCloudDb;
-using AsbCloudDb.Model;
-using Microsoft.Extensions.Caching.Memory;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace AsbCloudInfrastructure.Services.SAUB;
-
-
-public class EventService : IEventService
-{
-    private readonly IAsbCloudDbContext db;
-    private readonly IMemoryCache memoryCache;
-    private readonly ITelemetryService telemetryService;
-
-    public EventService(IAsbCloudDbContext db, IMemoryCache memoryCache, ITelemetryService telemetryService)
-    {
-        this.db = db;
-        this.memoryCache = memoryCache;
-        this.telemetryService = telemetryService;
-    }
-
-    public async Task UpsertAsync(string uid, IEnumerable<EventDto> dtos,
-        CancellationToken token = default)
-    {
-        if (!dtos.Any())
-            return;
-
-        var telemetry = telemetryService.GetOrCreateTelemetryByUid(uid);
-
-        var entities = dtos.Select(dto => new TelemetryEvent
-        {
-            IdEvent = dto.Id,
-            IdTelemetry = telemetry.Id,
-            IdCategory = dto.IdCategory,
-            MessageTemplate = dto.Message
-        });
-        var result = await db.Database.ExecInsertOrUpdateAsync(db.TelemetryEvents, entities, token);
-        memoryCache.DropBasic<TelemetryEvent>();
-    }
-}

AsbCloudInfrastructure/Services/SAUB/MessageRepository.cs

@@ -1,12 +1,17 @@
 using AsbCloudApp.Data;
 using AsbCloudApp.Data.SAUB;
+using AsbCloudApp.Repositories;
 using AsbCloudApp.Requests;
 using AsbCloudApp.Services;
 using AsbCloudDb;
 using AsbCloudDb.Model;
+using DocumentFormat.OpenXml.Bibliography;
 using Mapster;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Internal;
 using Microsoft.Extensions.Caching.Memory;
+using Microsoft.Extensions.Logging;
+using Microsoft.IdentityModel.Tokens;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -16,20 +21,31 @@ using System.Threading.Tasks;
 
 namespace AsbCloudInfrastructure.Services.SAUB;
 
-public class MessageService : IMessageService
+public class MessageRepository : IMessageRepository
 {
     private readonly IAsbCloudDbContext db;
     private readonly IMemoryCache memoryCache;
     private readonly ITelemetryService telemetryService;
 
-    public MessageService(IAsbCloudDbContext db, IMemoryCache memoryCache, ITelemetryService telemetryService)
+    public MessageRepository(IAsbCloudDbContext db, IMemoryCache memoryCache, ITelemetryService telemetryService)
     {
         this.db = db;
         this.memoryCache = memoryCache;
         this.telemetryService = telemetryService;
     }
 
-    public async Task<PaginationContainer<MessageDto>> GetMessagesAsync(MessageRequest request, CancellationToken token)
+    public async Task<IEnumerable<TelemetryMessageDto>> GetMessagesAsync(MessageTelemetryRequest request, CancellationToken token)
+    {
+        var query = BuildQuery(request, token);
+
+        var entities = await query.ToArrayAsync(token);
+
+        var dtos = entities.Select(m => m.Adapt<TelemetryMessageDto>());
+
+        return dtos;      
+    }
+
+    public async Task<PaginationContainer<MessageDto>> GetPaginatedMessagesAsync(MessageTelemetryRequest request, CancellationToken token)
     {
         var result = new PaginationContainer<MessageDto>
         {
@@ -37,36 +53,86 @@ public class MessageService : IMessageService
             Take = request.Take ?? 32,
         };
 
-        var telemetry = telemetryService.GetOrDefaultTelemetryByIdWell(request.IdWell);
-        if (telemetry is null)
+        if (request.Telemetries.IsNullOrEmpty() || request.Events.IsNullOrEmpty())
             return result;
 
-        var allEvents = await memoryCache.GetOrCreateBasicAsync(db.Set<TelemetryEvent>(), token);
-        var events = allEvents.Where(e => e.IdTelemetry == telemetry.Id);
+        var query = BuildQuery(request, token);
 
-        if (!events.Any())
-            return result;
-
-        var query = db.TelemetryMessages.Where(m => m.IdTelemetry == telemetry.Id)
-            .OrderBy(m => m.DateTime).AsNoTracking();
-
-        if (request.Categoryids?.Any() == true || !string.IsNullOrEmpty(request.SearchString))
+        if (request.SortFields?.Any() == true)
         {
-            if (!string.IsNullOrEmpty(request.SearchString))
-                events = events.Where(e => e.MessageTemplate.Contains(request.SearchString, StringComparison.OrdinalIgnoreCase));
-
-            if (request.Categoryids?.Any() == true)
-                events = events.Where(e => request.Categoryids.ToList().Contains(e.IdCategory));
-
-            var eventIds = events.Select(e => e.IdEvent);
-
-            if (!eventIds.Any())
-                return result;
-
-            query = query.Where(m => eventIds.Contains(m.IdEvent));
+            query = query.SortBy(request.SortFields);
         }
 
-        query = query.OrderByDescending(m => m.DateTime);
+        result.Count = query.Count();
+
+        var messagesList = await query
+            .Skip(result.Skip)
+            .Take(result.Take)
+            .AsNoTracking()
+            .ToArrayAsync(token);
+
+        if (messagesList.Count() == 0)
+            return result;
+
+        var allUsers = await memoryCache.GetOrCreateBasicAsync(db.Set<TelemetryUser>(), token);
+        var users = allUsers.Where(u => request.Telemetries!.Select(t => t.Id).Contains(u.IdTelemetry));
+
+        if (!request.Events.Any())
+            return result;
+
+        var eventsDict = request.Events.ToDictionary(x => x.Id);
+        var usersDict = users.ToDictionary(x => x.IdUser, x => x);
+
+        var messagesDtoList = new List<MessageDto>();
+
+        foreach (var message in messagesList)
+        {
+            var messageDto = new MessageDto
+            {
+                Id = message.Id,
+                WellDepth = message.WellDepth,
+            };
+
+            var telemetry = request.Telemetries.Where(t => t.Id == message.IdTelemetry).FirstOrDefault();
+
+            if(telemetry != null && telemetry.TimeZone != null)
+            messageDto.DateTime = message.DateTime.ToOffset(TimeSpan.FromHours(telemetry.TimeZone.Hours));
+
+            if (message.IdTelemetryUser is not null)
+            {
+                if (usersDict.TryGetValue((int)message.IdTelemetryUser, out TelemetryUser? user))
+                {
+                    messageDto.User = user.MakeDisplayName();
+                }
+                else
+                    messageDto.User = message.IdTelemetryUser.ToString();
+            }
+
+            if (eventsDict.TryGetValue(message.IdEvent, out TelemetryEventDto? e))
+            {
+                messageDto.CategoryId = e.IdCategory;
+                messageDto.Message = e.MakeMessageText([
+                    message.Arg0,
+                    message.Arg1,
+                    message.Arg2,
+                    message.Arg3
+                ]);
+            }
+            messagesDtoList.Add(messageDto);
+        }
+
+        result.Items = result.Items.Concat(messagesDtoList);
+
+        return result;
+    }
+    public IQueryable<TelemetryMessage> BuildQuery(MessageTelemetryRequest request, CancellationToken token)
+    {
+        var idsTelemetries = request.Telemetries.Select(t => t.Id);
+        var eventIds = request.Events.Select(e => e.Id);
+
+        var query = db.TelemetryMessages
+            .Where(m => idsTelemetries.Contains(m.IdTelemetry))
+            .Where(m => eventIds.Contains(m.IdEvent));
 
         if (request.Begin is not null)
         {
@@ -80,59 +146,9 @@ public class MessageService : IMessageService
             query = query.Where(m => m.DateTime <= endUtc);
         }
 
-        result.Count = query.Count();
+        query = query.OrderByDescending(m => m.DateTime);
 
-        if (request.SortFields?.Any() == true)
-        {
-            query = query.SortBy(request.SortFields);
-        }
-        var messagesList = await query.Skip(result.Skip)
-                .Take(result.Take).AsNoTracking()
-                .ToListAsync(token).ConfigureAwait(false);
-
-        if (messagesList.Count == 0)
-            return result;
-
-        var allUsers = await memoryCache.GetOrCreateBasicAsync(db.Set<TelemetryUser>(), token);
-        var users = allUsers.Where(u => u.IdTelemetry == telemetry.Id);
-
-        var eventsDict = events.ToDictionary(x => x.IdEvent, x => x);
-        var usersDict = users.ToDictionary(x => x.IdUser, x => x);
-
-        var messagesDtoList = new List<MessageDto>();
-        var timezone = telemetryService.GetTimezone(telemetry.Id);
-
-        foreach (var message in messagesList)
-        {
-            var messageDto = new MessageDto
-            {
-                Id = message.Id,
-                WellDepth = message.WellDepth
-            };
-
-            messageDto.DateTime = message.DateTime.ToOffset(TimeSpan.FromHours(timezone.Hours));
-
-            if (message.IdTelemetryUser is not null)
-            {
-                if (usersDict.TryGetValue((int)message.IdTelemetryUser, out TelemetryUser? user))
-                {
-                    messageDto.User = user.MakeDisplayName();
-                }
-                else
-                    messageDto.User = message.IdTelemetryUser.ToString();
-            }
-
-            if (eventsDict.TryGetValue(message.IdEvent, out TelemetryEvent? e))
-            {
-                messageDto.CategoryId = e.IdCategory;
-                messageDto.Message = e.MakeMessageText(message);
-            }
-            messagesDtoList.Add(messageDto);
-        }
-
-        result.Items = result.Items.Concat(messagesDtoList);
-
-        return result;
+        return query;
     }
 
     public Task InsertAsync(string uid, IEnumerable<TelemetryMessageDto> dtos,

AsbCloudInfrastructure/Services/SAUB/TelemetryDataEditorService.cs

@@ -21,7 +21,7 @@ public class TelemetryDataEditorService : ITelemetryDataEditorService
     /// <param name="dataSaubService"></param>
     /// <param name="dataSpinService"></param>
     /// <param name="dataSaubStatRepository"></param>
-    /// <param name="messageService"></param>
+    /// <param name="messageRepository"></param>
     /// <param name="drillTestRepository"></param>
     /// <param name="limitingParameterRepository"></param>
     /// <param name="detectedOperationRepository"></param>
@@ -36,7 +36,7 @@ public class TelemetryDataEditorService : ITelemetryDataEditorService
         ITelemetryDataSaubService dataSaubService,
         ITelemetryDataService<TelemetryDataSpinDto> dataSpinService,
         IDataSaubStatRepository dataSaubStatRepository,
-        IMessageService messageService,
+        IMessageRepository messageRepository,
         IDrillTestRepository drillTestRepository,
         ILimitingParameterRepository limitingParameterRepository,
         IDetectedOperationRepository detectedOperationRepository,
@@ -54,7 +54,7 @@ public class TelemetryDataEditorService : ITelemetryDataEditorService
             dataSaubService,
             dataSpinService,
             dataSaubStatRepository,
-            messageService,
+            messageRepository,
             drillTestRepository,
             limitingParameterRepository,
             detectedOperationRepository,

AsbCloudInfrastructure/Services/SAUB/TelemetryService.cs

@@ -144,15 +144,27 @@ public class TelemetryService : ITelemetryService
 
     public TelemetryBaseDto? GetOrDefaultTelemetryByIdWell(int idWell)
     {
-        var entity = GetTelemetryCache()
-            .FirstOrDefault(t => t.Well?.Id == idWell);
+        var dto = GetOrDefaultTelemetriesByIdsWells([idWell])
+            .FirstOrDefault();
 
-        if (entity?.Well?.Timezone is not null && entity.TimeZone.Hours != entity.Well.Timezone.Hours)
-        {
-            entity.TimeZone = entity.Well.Timezone;
-            //TODO: выдаем предупреждение!
+        return dto;
     }
-        return entity?.Adapt<TelemetryBaseDto>();
+
+    public IEnumerable<TelemetryBaseDto> GetOrDefaultTelemetriesByIdsWells(IEnumerable<int> idsWells)
+    {
+        var entities = GetTelemetryCache()
+            .Where(t => t.Well != null)
+            .Where(t => idsWells.Contains(t.Well!.Id))
+            .Select(t => {
+                t.TimeZone = t.TimeZone.Hours != t.Well!.Timezone.Hours ? t.Well.Timezone : t.TimeZone;
+
+                return t;
+            });
+           
+
+        var dtos = entities.Select(t => t.Adapt<TelemetryBaseDto>());
+
+        return dtos;
     }
 
     public TelemetryDto GetOrCreateTelemetryByUid(string uid)

AsbCloudWebApi/Controllers/SAUB/MessageController.cs

@@ -1,7 +1,10 @@
 using AsbCloudApp.Data;
+using AsbCloudApp.Repositories;
 using AsbCloudApp.Requests;
 using AsbCloudApp.Services;
+using AsbCloudDb.Model;
 using Microsoft.AspNetCore.Mvc;
+using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -14,13 +17,18 @@ namespace AsbCloudWebApi.Controllers.SAUB;
 [ApiController]
 public class MessageController : ControllerBase
 {
-    private readonly IMessageService messageService;
+    private readonly IMessageRepository messageRepository;
     private readonly IWellService wellService;
+    private readonly IMessageService messageService;
 
-    public MessageController(IMessageService messageService, IWellService wellService)
+    public MessageController(
+        IMessageRepository messageRepository,
+        IWellService wellService,
+        IMessageService messageService)
     {
-        this.messageService = messageService;
+        this.messageRepository = messageRepository;
         this.wellService = wellService;
+        this.messageService = messageService;
     }
 
     /// <summary>
@@ -46,17 +54,22 @@ public class MessageController : ControllerBase
         if (request.Take > 1024)
             return this.ValidationBadRequest(nameof(request.Take), "limit mast be less then 1024");
 
-        var requestToService = new MessageRequest(request, idWell);
-
-        var result = await messageService.GetMessagesAsync(
-            requestToService,
-            token)
-            .ConfigureAwait(false);
+        var messageRequest = new MessageRequest(request, new int[] { idWell });
+        var result = await messageService.GetPaginatedMessagesAsync(messageRequest, token);
 
         if (result is null || result.Count == 0)
             return NoContent();
 
         return Ok(result);
+
+    }
+
+    [HttpGet("/api/serviceOperation/[controller]")]
+    [ProducesResponseType(typeof(IEnumerable<StatCriticalMessageDto>), (int)System.Net.HttpStatusCode.OK)]
+    public async Task<IActionResult> Get([FromQuery] MessageRequest request, CancellationToken token)
+    {
+        var result = await messageService.GetStat(request, token);
+        return Ok(result);
     }
 
     /// <summary>

AsbCloudWebApi/Controllers/SAUB/TelemetryController.cs

@@ -1,11 +1,11 @@
 using AsbCloudApp.Data.SAUB;
+using AsbCloudApp.Repositories;
 using AsbCloudApp.Services;
 using AsbCloudWebApi.SignalR;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.SignalR;
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
@@ -20,21 +20,21 @@ namespace AsbCloudWebApi.Controllers.SAUB;
 public class TelemetryController : ControllerBase
 {
     private readonly ITelemetryService telemetryService;
-    private readonly IMessageService messageService;
-    private readonly IEventService eventService;
+    private readonly IMessageRepository messageRepository;
+    private readonly IEventRepository eventRepository;
     private readonly ITelemetryUserService telemetryUserService;
     private readonly IHubContext<TelemetryHub> telemetryHubContext;
 
     public TelemetryController(
         ITelemetryService telemetryService,
-        IMessageService messageService,
-        IEventService eventService,
+        IMessageRepository messageRepository,
+        IEventRepository eventRepository,
         ITelemetryUserService telemetryUserService,
         IHubContext<TelemetryHub> telemetryHubContext)
     {
         this.telemetryService = telemetryService;
-        this.messageService = messageService;
-        this.eventService = eventService;
+        this.messageRepository = messageRepository;
+        this.eventRepository = eventRepository;
         this.telemetryUserService = telemetryUserService;
         this.telemetryHubContext = telemetryHubContext;
     }
@@ -49,7 +49,7 @@ public class TelemetryController : ControllerBase
     {
         var from = DateTimeOffset.UtcNow.AddDays(-1);
         var stream = await telemetryService.GetTelemetriesInfoByLastData(from, token);
-        return File(stream, "text/csv", $"Software versions by active telemetries from {from :yy-MM-dd hh-mm}.csv");
+        return File(stream, "text/csv", $"Software versions by active telemetries from {from:yy-MM-dd hh-mm}.csv");
     }
 
     /// <summary>
@@ -79,7 +79,7 @@ public class TelemetryController : ControllerBase
         CancellationToken token)
     {
         var idWell = telemetryService.GetIdWellByTelemetryUid(uid);
-        await messageService.InsertAsync(uid, dtos, token).ConfigureAwait(false);
+        await messageRepository.InsertAsync(uid, dtos, token).ConfigureAwait(false);
 
         if (dtos.Any())
             await Task.Run(() => telemetryHubContext.Clients.Group($"well_{idWell}")
@@ -99,7 +99,7 @@ public class TelemetryController : ControllerBase
     public async Task<IActionResult> PostEventsAsync(string uid, [FromBody] List<EventDto> events,
         CancellationToken token)
     {
-        await eventService.UpsertAsync(uid, events, token)
+        await eventRepository.UpsertAsync(uid, events, token)
             .ConfigureAwait(false);
         return Ok();
     }