Revize 162db5f6

Added endpoints for Tag CRUD

Backend/Core/Services/TagService/TagServiceEF.cs

@@ -71 +71 @@
                 throw new InvalidOperationException("Category name or color empty");
             }
 
-            if (databaseContext.TagCategories.Any(tc => tc.Name == request.Name))
-            {
-                throw new InvalidOperationException("Category name already used");
-            }
+            CategoryNameUnusedOrThrow(request.Name);
 
             databaseContext.TagCategories.Add(new Entities.TagCategory()
             {
@@ -102 +99 @@
 
             if (request.Name != null)
             {
-                if (databaseContext.TagCategories.Any(tc => tc.Name == request.Name))
-                {
-                    throw new InvalidOperationException("Category name is already used");
-                }
+                CategoryNameUnusedOrThrow(request.Name);
                 category.Name = request.Name;
             }
 
@@ -126 +120 @@
             databaseContext.SaveChanges();
         }
 
+        public void CreateTag(CreateTagRequest request)
+        {
+            CategoryExistsOrThrow(request.CategoryId);
 
+            TagNameUnusedOrThrow(request.Name);
+
+            if (request.Color == "")
+            {
+                throw new InvalidOperationException("Color empty");
+            }
+
+            var category = databaseContext.TagCategories.First(tc => tc.Id == request.CategoryId);
+
+            databaseContext.Tags.Add(new Entities.Tag()
+            {
+                Name = request.Name,
+                Color = request.Color,
+                Description = request.Description,
+                Category = category
+            });
+
+            databaseContext.SaveChanges();
+        }
+
+        public void DeleteTag(Guid tagId)
+        {
+            TagExistsOrThrow(tagId);
+            var tag = databaseContext.Tags.First(t => t.Id == tagId);
+            databaseContext.Tags.Remove(tag);
+        }
+
+        public void UpdateTag(ModifyTagRequest request, Guid tagId)
+        {
+            TagExistsOrThrow(tagId);
+            var tag = databaseContext.Tags.First(t => t.Id == tagId);
+
+            if (request.Name != null)
+            {
+                TagNameUnusedOrThrow(request.Name);
+                tag.Name = request.Name;
+            }
+
+            if (request.Color != null)
+            {
+                if (request.Color == "")
+                {
+                    throw new InvalidOperationException("Color empty");
+                }
+                tag.Color = request.Color;
+            }
+
+            if (request.Description != null)
+            {
+                tag.Description = request.Description;
+            }
+
+            databaseContext.SaveChanges();
+        }
 
 
 
@@ -140 +191 @@
                 throw new InvalidOperationException("Category does not exist");
             }
         }
+
+        private void CategoryNameUnusedOrThrow(string name)
+        {
+            if (databaseContext.TagCategories.Any(tc => tc.Name == name))
+            {
+                throw new InvalidOperationException("Category name already used");
+            }
+        }
+
+        private void TagExistsOrThrow(Guid tagId)
+        {
+            if (!databaseContext.Tags.Any(t => t.Id == tagId))
+            {
+                throw new InvalidOperationException("Tag does not exist");
+            }
+        }
+
+        private void TagNameUnusedOrThrow(string name)
+        {
+            if (databaseContext.Tags.Any(t => t.Name == name))
+            {
+                throw new InvalidOperationException("Tag name already used");
+            }
+        }
     }
 }