Now can change forum data

BL/Factories/FoorumFactory.cs

@@ -42,5 +42,14 @@ namespace BL.Factories
                 Title = f.Title
             };
         }
+
+        public Foorum Update(Foorum domain, FoorumDTO dto)
+        {
+            
+            domain.Title = dto.Title ?? domain.Title;
+            domain.Body = dto.Body ?? domain.Body;
+            domain.Description = dto.Description ?? domain.Description;
+            return domain;
+        }
     }
 }

BL/Interfaces/IFoorumService.cs

@@ -12,7 +12,7 @@ namespace BL.Interfaces
         IEnumerable<FoorumDTO> GetAll();
         FoorumDTO Get(int id);
         FoorumDTO Add(FoorumDTO foorum);
-        void Update(FoorumDTO foorum);
+        FoorumDTO Update(FoorumDTO foorum);
         void Hide(int id);
         void Delete(int id);
         void AddPost(int id, PostDTO post);

BL/Services/FoorumService.cs

@@ -72,9 +72,13 @@ namespace BL.Services
             throw new NotImplementedException();
         }
 
-        public void Update(FoorumDTO foorum)
+        public FoorumDTO Update(FoorumDTO foorum)
         {
-            throw new NotImplementedException();
+            var domain = _foorumRepository.GetById(foorum.FoorumId);
+            domain = _factory.Update(domain, foorum);
+            _foorumRepository.Update(domain);
+            _foorumRepository.SaveChanges();
+            return _factory.Create(domain);
         }
     }
 }

WebApi/Controllers/FoorumController.cs

@@ -51,8 +51,10 @@ namespace WebApi.Controllers
         }
 
         // PUT api/<controller>/5
-        public void Put(int id, [FromBody]string value)
+        public IHttpActionResult Put(int id, [FromBody]FoorumDTO foorum)
         {
+            foorum.FoorumId = id;
+            return Ok(_foorumService.Update(foorum));
         }
 
         // DELETE api/<controller>/5

WebApi/index.html

@@ -4,6 +4,8 @@
 <button onclick="getForum(prompt('ForumId: ', '1'))">GetForum</button>
 <button onclick="getForums()">GetAllForums</button>
 <button onclick="addForum()">AddForum</button>
+<button onclick="changeForumTitle(prompt('ForumId: ', '1'), prompt('ForumTitle: ', 'Muudetud'))">ChangeForumTitle</button>
+<br/>
 <button onclick="searchForumAuthor(prompt('Author: ', 'veeb'))">SearchForumAuthor</button>
 <code><pre id="output"></pre></code>
 
@@ -45,6 +47,20 @@
             });
     }
 
+    function changeForumTitle(id, title) {
+        var dto = {
+            Title: title
+        }
+        fetch("/api/foorum/"+id,
+            {
+                method: 'PUT',
+                headers: {
+                    'Content-Type': 'application/json'
+                },
+                body: JSON.stringify(dto)
+            });
+    }
+
     function searchForumAuthor(author) {
         fetch("/api/search?author="+author).then(resp => {
             return resp.json();