add collection syncing

src/App/Repositories/CipherCollectionRepository.cs

@@ -0,0 +1,40 @@
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+using Bit.App.Models.Data;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Bit.App.Repositories
+{
+    public class CipherCollectionRepository : BaseRepository, ICipherCollectionRepository
+    {
+        public CipherCollectionRepository(ISqlService sqlService)
+            : base(sqlService)
+        { }
+
+        public Task<IEnumerable<CipherCollectionData>> GetAllByUserIdAsync(string userId)
+        {
+            var cipherCollections = Connection.Table<CipherCollectionData>().Where(f => f.UserId == userId)
+                .Cast<CipherCollectionData>();
+            return Task.FromResult(cipherCollections);
+        }
+
+        public virtual Task InsertAsync(CipherCollectionData obj)
+        {
+            Connection.Insert(obj);
+            return Task.FromResult(0);
+        }
+
+        public virtual Task DeleteAsync(CipherCollectionData obj)
+        {
+            Connection.Delete<CipherCollectionData>(obj.Id);
+            return Task.FromResult(0);
+        }
+
+        public virtual Task DeleteByUserIdAsync(string userId)
+        {
+            Connection.Execute("DELETE FROM CipherCollection WHERE UserId = ?", userId);
+            return Task.FromResult(0);
+        }
+    }
+}