Add TSV support.

Import Upload

Web/DAL/DataService.cs

@@ -600,5 +600,52 @@ namespace MileageTraker.Web.DAL
 
 		#endregion
 
+#region FuelLog
+
+		public void AddFuelLog(FuelLog fuelLog)
+		{
+			_db.FuelLogs.Add(fuelLog);
+			_db.SaveChanges();
+		}
+
+		public void AddFuelLogs(IEnumerable<FuelLog> fuelLogs)
+		{
+			_db.FuelLogs.AddRange(fuelLogs);
+			_db.SaveChanges();
+		}
+
+		public void UpdateFuelLog(FuelLog fuelLog)
+		{
+			_db.Entry(fuelLog).State = EntityState.Modified;
+			_db.SaveChanges();
+		}
+
+		public IQueryable<FuelLog> GetFuelLogs()
+		{
+			return _db.FuelLogs;
+		}
+
+		public FuelLog GetFuelLog(int id)
+		{
+			return _db.FuelLogs.Find(id);
+		}
+
+
+		public IList<DateTime> GetValidFuelLogMonths()
+		{
+			var months =
+				from l in GetFuelLogs()
+				group l by new { l.Date.Year, l.Date.Month }
+					into g
+					//let dt = new DateTime(g.Key.Year, g.Key.Month, 1)
+					select g.Key;
+
+			var ym =
+			from m in months.ToList()
+			select new DateTime(m.Year, m.Month, 1);
+
+			return ym.OrderByDescending(dt => dt).ToList();
+		}
+#endregion
 	}
 }