Add CurveId Selection for charter

Web/Controllers/LeafCharterController.cs

@@ -11,6 +11,7 @@ using LeafWeb.Core.Charter;
 using LeafWeb.Core.Entities;
 using LeafWeb.Core.Parsers;
 using LeafWeb.Web.Charter;
+using LeafWeb.Web.ViewModels.LeafCharter;
 
 namespace LeafWeb.Web.Controllers
 {
@@ -18,16 +19,25 @@ namespace LeafWeb.Web.Controllers
 	{
 		public ActionResult Index(int leafInputId)
 		{
-			var hasLeafOutputFile =
+			var leafOutputFile =
 				DataService
 				.GetLeafInput(leafInputId)?
 				.OutputFiles?
-				.FirstOrDefault(f => f.IsLeafChartFile) != null;
+				.FirstOrDefault(f => f.IsLeafChartFile);
 
-			return View(leafInputId);
+			if (leafOutputFile == null)
+				throw new ArgumentOutOfRangeException(); // TODO: break
+
+			var curveData = GetCurveData(leafOutputFile.Contents);
+
+			var curveIds = curveData.Select(c => c.CurveId).ToList();
+
+			var viewModel = new LeafCharterViewModel {AvailableCurveId = curveIds, LeafInputId = leafInputId};
+
+			return View(viewModel);
 		}
 
-	    public ActionResult LeafCharts(int leafInputId)
+	    public ActionResult LeafCharts(int leafInputId, string curveId)
 	    {
 		    var leafOutputFile = 
 				DataService
@@ -40,7 +50,12 @@ namespace LeafWeb.Web.Controllers
 
 		    var curveData = GetCurveData(leafOutputFile.Contents);
 
-			var charts = GetChartBitmaps(curveData).ToList();
+		    var curveIdData = curveData.FirstOrDefault(c => c.CurveId == curveId);
+
+		    if (curveIdData == null)
+			    return File("/Content/favicon/apple-icon-57x57.png", "image/png");
+
+		    var charts = GetChartBitmaps(curveIdData).ToList();
 
 		    var combinedChart = CombineBitmaps(charts);
 
@@ -50,7 +65,7 @@ namespace LeafWeb.Web.Controllers
 		    {
 				combinedChart.Save(ms, ImageFormat.Png);
 			    ms.Seek(0, SeekOrigin.Begin);
-				return File(ms.ToArray(), "image/png", "mychart.png");
+				return File(ms.ToArray(), "image/png", curveId + ".png");
 			}
 		}
 
@@ -63,9 +78,9 @@ namespace LeafWeb.Web.Controllers
 			return CurveDataConverter.Convert(leafGasComparisons).ToArray();
 		}
 
-		private IEnumerable<Bitmap> GetChartBitmaps(CurveData[] curveData)
+		private IEnumerable<Bitmap> GetChartBitmaps(CurveData curveData)
 		{
-			var charts = LeafWebCharter.ProduceCharts(curveData[0]);
+			var charts = LeafWebCharter.ProduceCharts(curveData);
 			
 			foreach (var chart in charts)
 			{