Наработки по ChangeLog

DD.Persistence.API/Controllers/ChangeLogController.cs

@@ -5,6 +5,7 @@ using DD.Persistence.Models.Requests;
 using DD.Persistence.Repositories;
 using System.Net;
 using DD.Persistence.Models.Common;
+using DD.Persistence.API.Services;
 
 namespace DD.Persistence.API.Controllers;
 
@@ -13,11 +14,15 @@ namespace DD.Persistence.API.Controllers;
 [Route("api/[controller]")]
 public class ChangeLogController : ControllerBase, IChangeLogApi
 {
-    private readonly IChangeLogRepository repository;
+    public ChangeLogService service { get; }
 
-    public ChangeLogController(IChangeLogRepository repository)
+    /// <summary>
+    /// ctor
+    /// </summary>
+    /// <param name="service"></param>
+    public ChangeLogController(ChangeLogService service)
     {
-        this.repository = repository;
+        this.service = service;
     }
 
     [HttpPost("{idDiscriminator}")]
@@ -31,7 +36,7 @@ public class ChangeLogController : ControllerBase, IChangeLogApi
         //var userId = User.GetUserId<Guid>();
         var userId = Guid.NewGuid();
         var changeLogCommit = new ChangeLogCommitDto(userId, comment, [dto]);
-        var result = await repository.AddRange(idDiscriminator, changeLogCommit, token);
+        var result = await service.(idDiscriminator, changeLogCommit, token);
 
         return CreatedAtAction(nameof(Add), result);
     }

DD.Persistence.API/Services/ChangeLogService.cs

@@ -0,0 +1,42 @@
+using DD.Persistence.Repositories;
+using Microsoft.Extensions.Caching.Memory;
+
+namespace DD.Persistence.API.Services;
+public class ChangeLogService 
+{
+    private readonly IMemoryCache memoryCache;
+    private readonly IChangeLogCommitRepository commitRepository;
+    private readonly IChangeLogRepository repository;
+    private readonly TimeSpan? AbsoluteExpirationRelativeToNow = TimeSpan.FromMinutes(60);
+
+    public ChangeLogService(
+        IMemoryCache memoryCache,
+        IChangeLogCommitRepository commitRepository,
+        IChangeLogRepository repository)
+    {
+        this.memoryCache = memoryCache;
+        this.commitRepository = commitRepository;
+        this.repository = repository;
+    }
+
+    private async Task<Guid> GetOrCreateAsync(Guid idUser, string comment, CancellationToken token)
+    {
+        var key = (idUser, comment);
+        var commitId = await memoryCache.GetOrCreateAsync(key, async (cacheEntry) =>
+        {
+            cacheEntry.AbsoluteExpirationRelativeToNow = AbsoluteExpirationRelativeToNow;
+
+            var commitId = await commitRepository.Add(idUser, comment, token);
+
+            return commitId;
+        });
+
+        return commitId;
+    }
+
+    public async Task<int> AddRange( Guid idUser, string comment, CancellationToken token)
+    {
+        var cimmitId = await GetOrCreateAsync(idUser, comment, token);
+        repository.AddRange(new);
+    }
+}

DD.Persistence.App/appsettings.Tests.json

@@ -1,7 +1,7 @@
 {
   "DbConnection": {
-    "Host": "postgres",
-    "Port": 5432,
+    "Host": "localhost",
+    "Port": 5462,
     "Database": "persistence",
     "Username": "postgres",
     "Password": "postgres"

DD.Persistence.Database/Repositories/ChangeLogCommitRepository.cs

@@ -0,0 +1,44 @@
+using DD.Persistence.Database.Entity;
+using DD.Persistence.Repositories;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Caching.Memory;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using UuidExtensions;
+
+namespace DD.Persistence.Database.Repositories;
+public class ChangeLogCommitRepository : IChangeLogCommitRepository
+{
+    private DbContext db;
+
+    public ChangeLogCommitRepository()
+    {
+        
+    }
+    public ChangeLogCommitRepository(DbContext db) 
+    {
+        this.db = db;
+    }
+
+    private virtual async Task<Guid> Add(Guid idUser, string comment, CancellationToken token) {
+
+        var commit = new ChangeLogCommit()
+        {
+            Id = Uuid7.Guid(),
+            IdCommitAuthor = idUser,
+            Comment = comment,
+            Creation = DateTimeOffset.UtcNow
+        };
+
+        db.Add(commit);
+
+        await db.SaveChangesAsync();
+        return commit.Id;
+
+    }
+
+    public abstract Task<Guid> GetOrCreate(Guid idUser, string comment, CancellationToken token);
+}

DD.Persistence.Database/Repositories/ChangeLogRepository.cs

@@ -12,15 +12,17 @@ namespace DD.Persistence.Database.Repositories;
 public class ChangeLogRepository : IChangeLogRepository
 {
     private readonly DbContext db;
+    private readonly IChangeLogCommitRepository changeLogCommitRepo;
 
-    public ChangeLogRepository(DbContext db)
+    public ChangeLogRepository(DbContext db, IChangeLogCommitRepository changeLogCommitRepo)
     {
         this.db = db;
+        this.changeLogCommitRepo = changeLogCommitRepo;
     }
 
     public async Task<int> AddRange(Guid idDiscriminator, ChangeLogCommitDto commitDto, CancellationToken token)
     {
-        var commit = CreateCommit(commitDto);
+        var commit = changeLogCommitRepo.Get(commitDto);
         db.Set<ChangeLogCommit>().Add(commit);
 
         var entities = new List<ChangeLog>();
@@ -115,7 +117,7 @@ public class ChangeLogRepository : IChangeLogRepository
 
         using var transaction = await db.Database.BeginTransactionAsync(token);
 
-        var commit = CreateCommit(commitDto);
+        var commit = GetOrCreate(commitDto);
         db.Set<ChangeLogCommit>().Add(commit);
 
         foreach (var dto in commitDto.ChangeLogItems)
@@ -221,7 +223,7 @@ public class ChangeLogRepository : IChangeLogRepository
         return entity;
     }
 
-    private static ChangeLogCommit CreateCommit(ChangeLogCommitDto commitDto)
+    private static ChangeLogCommit GetOrCreate(ChangeLogCommitDto commitDto)
     {
         return new ChangeLogCommit()
         {

DD.Persistence/Repositories/IChangeLogCommitRepository.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DD.Persistence.Repositories;
+
+/// <summary>
+/// 
+/// </summary>
+public interface IChangeLogCommitRepository
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="idUser"></param>
+    /// <param name="comment"></param>
+    /// <param name="token"></param>
+    /// <returns></returns>
+    Task<Guid> Add(Guid idUser, string comment, CancellationToken token);
+}