1 files changed, 80 insertions, 0 deletions
diff --git a/Software/Visual_Studio/Tango.Telemetry/TelemetryPendingStorageManager.cs b/Software/Visual_Studio/Tango.Telemetry/TelemetryPendingStorageManager.cs
new file mode 100644
index 000000000..70903b833
--- /dev/null
+++ b/Software/Visual_Studio/Tango.Telemetry/TelemetryPendingStorageManager.cs
@@ -0,0 +1,80 @@
+using LiteDB;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Tango.Telemetry
+{
+    public class TelemetryPendingStorageManager
+    {
+        private bool _disposed;
+        private LiteDatabase _database;
+
+        public String DatabasePath { get; private set; }
+
+        public TelemetryPendingStorageManager()
+        {
+            DatabasePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "Twine", "Tango", "Telemetry", Path.GetFileNameWithoutExtension(AppDomain.CurrentDomain.FriendlyName) + ".telemetry");
+            Directory.CreateDirectory(Path.GetDirectoryName(DatabasePath));
+
+            _database = new LiteDatabase($"Filename={DatabasePath}");
+            _database.Pragma("TIMEOUT", 10); //Read Timeout
+            _database.Pragma("UTC_DATE", true); //Keep time as UTC when getting data
+            _database.Commit();
+        }
+
+        public virtual void Dispose()
+        {
+            if (_database != null)
+            {
+                try
+                {
+                    _disposed = true;
+                    _database.Dispose();
+                    _database = null;
+                }
+                catch { }
+            }
+        }
+
+        ~TelemetryPendingStorageManager()
+        {
+            Dispose();
+        }
+
+        private ILiteCollection<T> GetCollection<T>() where T : ITelemetry
+        {
+            return _database.GetCollection<T>();
+        }
+
+        public void InsertOrUpdateTelemetryObject<T>(T telemetry) where T : ITelemetry
+        {
+            var collection = GetCollection<T>();
+            collection.Upsert(telemetry);
+        }
+
+        public void DeleteTelemetryObject<T>(T telemetry) where T : ITelemetry
+        {
+            var collection = GetCollection<T>();
+            collection.Delete(telemetry.Id);
+        }
+
+        public List<ITelemetry> GetTelemetryAll()
+        {
+            var names = _database.GetCollectionNames();
+
+            List<ITelemetry> telemetryAll = new List<ITelemetry>();
+
+            foreach (var name in names)
+            {
+                var collection = _database.GetCollection<ITelemetry>(name);
+                telemetryAll.AddRange(collection.FindAll().ToList());
+            }
+
+            return telemetryAll.OrderBy(x => x.Time).ToList();
+        }
+    }
+}