From b63accc8b8d20b96c7e4c905fa2406e5370c25ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Halil=20=C4=B0brahim=20Kalkan?= <hi_kalkan@yahoo.com>
Date: Sat, 14 Apr 2018 13:40:53 +0300
Subject: [PATCH] mongodb rollback soft delete on delete.

---
 .../Repositories/MongoDB/MongoDbRepository.cs | 43 ++++++++++++++-----
 1 file changed, 33 insertions(+), 10 deletions(-)

diff --git a/src/Volo.Abp.MongoDB/Volo/Abp/Domain/Repositories/MongoDB/MongoDbRepository.cs b/src/Volo.Abp.MongoDB/Volo/Abp/Domain/Repositories/MongoDB/MongoDbRepository.cs
index 5571fd71b6..2acee959e5 100644
--- a/src/Volo.Abp.MongoDB/Volo/Abp/Domain/Repositories/MongoDB/MongoDbRepository.cs
+++ b/src/Volo.Abp.MongoDB/Volo/Abp/Domain/Repositories/MongoDB/MongoDbRepository.cs
@@ -107,9 +107,20 @@ namespace Volo.Abp.Domain.Repositories.MongoDB
         {
             ApplyAbpConceptsForDeletedEntity(entity);
 
-            Collection.DeleteOne(
-                CreateEntityFilter(entity)
-            );
+            if (entity is ISoftDelete softDeleteEntity)
+            {
+                softDeleteEntity.IsDeleted = true;
+                Collection.ReplaceOne(
+                    CreateEntityFilter(entity),
+                    entity
+                );
+            }
+            else
+            {
+                Collection.DeleteOne(
+                    CreateEntityFilter(entity)
+                );
+            }
         }
 
         public override async Task DeleteAsync(
@@ -119,10 +130,22 @@ namespace Volo.Abp.Domain.Repositories.MongoDB
         {
             ApplyAbpConceptsForDeletedEntity(entity);
 
-            await Collection.DeleteOneAsync(
-                CreateEntityFilter(entity),
-                GetCancellationToken(cancellationToken)
-            );
+            if (entity is ISoftDelete softDeleteEntity)
+            {
+                softDeleteEntity.IsDeleted = true;
+                await Collection.ReplaceOneAsync(
+                    CreateEntityFilter(entity),
+                    entity,
+                    cancellationToken: GetCancellationToken(cancellationToken)
+                );
+            }
+            else
+            {
+                await Collection.DeleteOneAsync(
+                    CreateEntityFilter(entity),
+                    GetCancellationToken(cancellationToken)
+                );
+            }
         }
 
         public override void Delete(Expression<Func<TEntity, bool>> predicate, bool autoSave = false)
@@ -169,8 +192,7 @@ namespace Volo.Abp.Domain.Repositories.MongoDB
         protected virtual FilterDefinition<TEntity> CreateEntityFilter(TEntity entity)
         {
             throw new NotImplementedException(
-                $"{nameof(CreateEntityFilter)} is not implemented for MongoDB by default. " +
-                $"It should be overrided and implemented by the deriving class!"
+                $"{nameof(CreateEntityFilter)} is not implemented for MongoDB by default. It should be overrided and implemented by the deriving class!"
             );
         }
 
@@ -222,7 +244,8 @@ namespace Volo.Abp.Domain.Repositories.MongoDB
             AuditPropertySetter.SetDeletionProperties(entity);
         }
 
-        protected virtual void TriggerDomainEvents(object entity) //TODO: TriggerDomainEventsAsync..?
+        //TODO: TriggerDomainEventsAsync..?
+        protected virtual void TriggerDomainEvents(object entity)
         {
             var generatesDomainEventsEntity = entity as IGeneratesDomainEvents;
             if (generatesDomainEventsEntity == null)