From 0dd74b0d5926eff111619f2920f9dbc4a1065e2b Mon Sep 17 00:00:00 2001
From: SmartRootsSrl <glicciardello@smart-roots.net>
Date: Wed, 27 May 2026 17:37:38 +0200
Subject: [PATCH] fix: use ToDecimal helper for float/decimal compatibility in
 cedlab_Chart_UL1 reader (PriceWorst, PriceWorstPerc are float)

---
 .../Implementations/ChartDataServiceV2.cs     | 32 +++++++++++++------
 1 file changed, 22 insertions(+), 10 deletions(-)

diff --git a/CertReports.Syncfusion/Services/Implementations/ChartDataServiceV2.cs b/CertReports.Syncfusion/Services/Implementations/ChartDataServiceV2.cs
index 94ded5c..481aa04 100644
--- a/CertReports.Syncfusion/Services/Implementations/ChartDataServiceV2.cs
+++ b/CertReports.Syncfusion/Services/Implementations/ChartDataServiceV2.cs
@@ -49,19 +49,19 @@ public class ChartDataServiceV2 : IChartDataServiceV2
                     IDCertificates    = r.GetInt32(r.GetOrdinal("IDCertificates")),
                     IDUnderlyings     = r.GetInt32(r.GetOrdinal("IDUnderlyings")),
                     StartDate         = r.GetDateTime(r.GetOrdinal("StartDate")),
-                    Strike            = r.GetDecimal(r.GetOrdinal("Strike")),
-                    BarrieraCouponPerc    = r.GetDecimal(r.GetOrdinal("BarrieraCouponPerc")),
-                    BarrieraCoupon        = r.GetDecimal(r.GetOrdinal("BarrieraCoupon")),
-                    BarrieraCapitalePerc  = r.GetDecimal(r.GetOrdinal("BarrieraCapitalePerc")),
-                    BarrieraCapitale      = r.GetDecimal(r.GetOrdinal("BarrieraCapitale")),
+                    Strike            = ToDecimal(r, "Strike"),
+                    BarrieraCouponPerc    = ToDecimal(r, "BarrieraCouponPerc"),
+                    BarrieraCoupon        = ToDecimal(r, "BarrieraCoupon"),
+                    BarrieraCapitalePerc  = ToDecimal(r, "BarrieraCapitalePerc"),
+                    BarrieraCapitale      = ToDecimal(r, "BarrieraCapitale"),
                     Sottostante       = r.GetString(r.GetOrdinal("Sottostante")),
                     IsWorstOf         = r.GetInt32(r.GetOrdinal("IsWorstOf")),
-                    PriceWorst        = r.GetDecimal(r.GetOrdinal("PriceWorst")),
-                    PriceWorstPerc    = r.GetDecimal(r.GetOrdinal("PriceWorstPerc")),
+                    PriceWorst        = ToDecimal(r, "PriceWorst"),
+                    PriceWorstPerc    = ToDecimal(r, "PriceWorstPerc"),
                     NumPrezziCFT      = r.GetInt32(r.GetOrdinal("NumPrezziCFT")),
                     NomeCFT           = r.GetString(r.GetOrdinal("NomeCFT")),
-                    TriggerAutocallPerc = r.GetDecimal(r.GetOrdinal("TriggerAutocallPerc")),
-                    AutocallValue     = r.GetDecimal(r.GetOrdinal("AutocallValue")),
+                    TriggerAutocallPerc = ToDecimal(r, "TriggerAutocallPerc"),
+                    AutocallValue     = ToDecimal(r, "AutocallValue"),
                 });
             }
         }
@@ -92,7 +92,7 @@ public class ChartDataServiceV2 : IChartDataServiceV2
                 {
                     IDUnderlyings = r.GetInt32(r.GetOrdinal("IDUnderlyings")),
                     Date          = r.GetDateTime(r.GetOrdinal("Px_date")),
-                    Performance   = r.GetDecimal(r.GetOrdinal("Performance")),
+                    Performance   = ToDecimal(r, "Performance"),
                 });
             }
         }
@@ -103,4 +103,16 @@ public class ChartDataServiceV2 : IChartDataServiceV2
 
         return result;
     }
+
+    /// <summary>
+    /// Legge un campo numerico come decimal indipendentemente dal tipo SQL
+    /// (decimal, float, real, int). Necessario perché cedlab_Chart_UL1 ritorna
+    /// alcuni campi come float (es. PriceWorst dalla subquery su Prices.Px_close).
+    /// </summary>
+    private static decimal ToDecimal(SqlDataReader r, string column)
+    {
+        int ord = r.GetOrdinal(column);
+        if (r.IsDBNull(ord)) return 0m;
+        return Convert.ToDecimal(r.GetValue(ord));
+    }
 }