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fix: try for fix DbUpdateConcurrencyException

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meysamhadeli 2023-01-22 01:32:12 +03:30
parent c09f854b28
commit 6dffdfb779
1 changed files with 35 additions and 22 deletions
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57
src/BuildingBlocks/EFCore/AppDbContextBase.cs
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@ -13,6 +13,7 @@ using global::Polly;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Exception = System.Exception;
public abstract class AppDbContextBase : DbContext, IDbContext
{
@ -82,6 +83,7 @@ public abstract class AppDbContextBase : DbContext, IDbContext
//ref: https://learn.microsoft.com/en-us/ef/core/saving/concurrency?tabs=fluent-api#resolving-concurrency-conflicts
catch (DbUpdateConcurrencyException ex)
{
throw new DbUpdateConcurrencyException("try for get unhandled exception with DbUpdateConcurrencyException", ex);
var logger = _httpContextAccessor?.HttpContext?.RequestServices
.GetRequiredService<ILogger<AppDbContextBase>>();
@ -116,6 +118,10 @@ public abstract class AppDbContextBase : DbContext, IDbContext
return await policy.ExecuteAsync(async () => await base.SaveChangesAsync(cancellationToken));
}
catch (Exception ex)
{
throw new Exception("try for get unhandled exception bt default", ex);
}
}
public IReadOnlyList<IDomainEvent> GetDomainEvents()
@ -139,36 +145,43 @@ public abstract class AppDbContextBase : DbContext, IDbContext
// ref: https://www.meziantou.net/entity-framework-core-soft-delete-using-query-filters.htm
private void OnBeforeSaving()
{
foreach (var entry in ChangeTracker.Entries<IAggregate>())
try
{
var isAuditable = entry.Entity.GetType().IsAssignableTo(typeof(IAggregate));
var userId = GetCurrentUserId();
if (isAuditable)
foreach (var entry in ChangeTracker.Entries<IAggregate>())
{
switch (entry.State)
var isAuditable = entry.Entity.GetType().IsAssignableTo(typeof(IAggregate));
var userId = GetCurrentUserId();
if (isAuditable)
{
case EntityState.Added:
entry.Entity.CreatedBy = userId;
entry.Entity.CreatedAt = DateTime.Now;
break;
switch (entry.State)
{
case EntityState.Added:
entry.Entity.CreatedBy = userId;
entry.Entity.CreatedAt = DateTime.Now;
break;
case EntityState.Modified:
entry.Entity.LastModifiedBy = userId;
entry.Entity.LastModified = DateTime.Now;
entry.Entity.Version++;
break;
case EntityState.Modified:
entry.Entity.LastModifiedBy = userId;
entry.Entity.LastModified = DateTime.Now;
entry.Entity.Version++;
break;
case EntityState.Deleted:
entry.State = EntityState.Modified;
entry.Entity.LastModifiedBy = userId;
entry.Entity.LastModified = DateTime.Now;
entry.Entity.IsDeleted = true;
entry.Entity.Version++;
break;
case EntityState.Deleted:
entry.State = EntityState.Modified;
entry.Entity.LastModifiedBy = userId;
entry.Entity.LastModified = DateTime.Now;
entry.Entity.IsDeleted = true;
entry.Entity.Version++;
break;
}
}
}
}
catch (Exception ex)
{
throw new Exception("try for find IAggregate", ex);
}
}
private long? GetCurrentUserId()