server/AyaNova/biz/DataListColumnViewBiz.cs

@@ -67,6 +67,26 @@ namespace AyaNova.Biz
             }
         }
 
+        ////////////////////////////////////////////////////////////////////////////////////////////////
+        //SET SORT   
+        // 
+
+        internal async Task<bool> SetSort(AyaNova.Models.DataListSortRequest newObject)
+        {
+            //Get the current column view (in an updateable manner) and update it's sort property and save
+            var dbObject = await ct.DataListColumnView.SingleOrDefaultAsync(z => z.UserId == UserId && z.ListKey == newObject.ListKey);
+            if (dbObject == null)
+                dbObject = await CreateDefaultColumnView(newObject.ListKey);
+            //convert arrays to proper format for saving
+            Dictionary<string, string> newSort = new Dictionary<string, string>();
+            for (int x = 0; x < newObject.sortBy.Length; x++)
+                newSort.Add(newObject.sortBy[x], (newObject.sortDesc[x] ? "-" : "+"));
+            dbObject.Sort = JsonConvert.SerializeObject(newSort);
+            //columnview is always replace
+            await ct.SaveChangesAsync();
+            return true;
+        }
+
 
 
 
@@ -79,21 +99,28 @@ namespace AyaNova.Biz
             var ret = await ct.DataListColumnView.AsNoTracking().SingleOrDefaultAsync(z => z.UserId == userId && z.ListKey == listKey);
             if (ret == null && createDefaultIfNecessary)
             {
-                if (!DataListFactory.ListKeyIsValid(listKey))
-                {
-                    throw new System.ArgumentOutOfRangeException($"ListKey '{listKey}' is not a valid DataListKey");
-                }
-                ret = new DataListColumnView();
-                ret.UserId = UserId;
-                ret.ListKey = listKey;
-                var dataList = DataListFactory.GetAyaDataList(listKey);
-                ret.Columns = JsonConvert.SerializeObject(dataList.DefaultColumns);
-                ret.Sort = JsonConvert.SerializeObject(dataList.DefaultSortBy);
-                return await CreateAsync(ret);
+                return await CreateDefaultColumnView(listKey);
             }
             return ret;
         }
 
+        internal async Task<DataListColumnView> CreateDefaultColumnView(string listKey)
+        {
+            if (!DataListFactory.ListKeyIsValid(listKey))
+            {
+                throw new System.ArgumentOutOfRangeException($"ListKey '{listKey}' is not a valid DataListKey");
+            }
+            var ret = new DataListColumnView();
+            ret.UserId = UserId;
+            ret.ListKey = listKey;
+            var dataList = DataListFactory.GetAyaDataList(listKey);
+            ret.Columns = JsonConvert.SerializeObject(dataList.DefaultColumns);
+            ret.Sort = JsonConvert.SerializeObject(dataList.DefaultSortBy);
+            return await CreateAsync(ret);
+        }
+
+
+
 
 
         ////////////////////////////////////////////////////////////////////////////////////////////////