From e1af74c5fcb4fc230230195411690c31732cf9ec Mon Sep 17 00:00:00 2001
From: Paulo Meira <10246101+PMeira@users.noreply.github.com>
Date: Mon, 24 Jul 2023 10:04:01 -0300
Subject: [PATCH] API/Batch: handle booleans better

Before, `true` was being handled as `-1` only (all bits set), and the `Enabled` property was not being casted to the same value, so it couldn't be used in the Batch API consistently with other boolean properties.
---
 src/CAPI/CAPI_Obj.pas           | 22 ++++++++++++++++++----
 src/General/DSSObjectHelper.pas |  7 ++++++-
 2 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/src/CAPI/CAPI_Obj.pas b/src/CAPI/CAPI_Obj.pas
index bb3e156ff..dc8be1dca 100644
--- a/src/CAPI/CAPI_Obj.pas
+++ b/src/CAPI/CAPI_Obj.pas
@@ -1071,6 +1071,7 @@ procedure Batch_CreateByInt32Property(DSS: TDSSContext; var ResultPtr: TDSSObjec
     propOffset: PtrUint;
     i: Integer;
     propFlags: TPropertyFlags;
+    ptype: TPropertyType;
 begin
     if DSS = NIL then DSS := DSSPrime;
     cls := DSS.DSSClassList.At(clsIdx);
@@ -1079,23 +1080,29 @@ procedure Batch_CreateByInt32Property(DSS: TDSSContext; var ResultPtr: TDSSObjec
         Exit;
     end;
     
-    if not (cls.PropertyType[propidx] in [
+    ptype := cls.PropertyType[propidx];
+    if not (ptype in [
         TPropertyType.IntegerProperty,
         TPropertyType.MappedIntEnumProperty,
         TPropertyType.MappedStringEnumProperty,
         TPropertyType.BooleanProperty,
-        TPropertyType.IntegerOnStructArrayProperty
+        TPropertyType.IntegerOnStructArrayProperty,
+        TPropertyType.EnabledProperty
     ]) then
     begin
         Exit;
     end;
+    if (ptype = TPropertyType.BooleanProperty) or (ptype = TPropertyType.EnabledProperty) then
+    begin
+        value := Integer(LongBool(value <> 0));
+    end;
 
     propFlags := cls.PropertyFlags[propIdx];
     propOffset := cls.PropertyOffset[propIdx];
     objlist := TDSSObjectPtr(cls.ElementList.InternalPointer);
     ensureBatchSize(cls.ElementList.Count, ResultPtr, ResultCount);
     outptr := ResultPtr;
-    if (cls.PropertyType[propidx] in [
+    if (ptype in [
         TPropertyType.IntegerProperty,
         TPropertyType.MappedIntEnumProperty,
         TPropertyType.MappedStringEnumProperty,
@@ -1465,6 +1472,7 @@ procedure Batch_Int32(batch: TDSSObjectPtr; batchSize: Integer; Index: Integer;
     // prev: Integer;
     // intptr: PInteger;
     // propFlags: TPropertyFlags;
+    ptype: TPropertyType;
 begin
     if (batch = NIL) or (batch^ = NIL) then
         Exit;
@@ -1473,7 +1481,8 @@ procedure Batch_Int32(batch: TDSSObjectPtr; batchSize: Integer; Index: Integer;
     // propFlags := cls.PropertyFlags[Index];
     // propOffset := cls.PropertyOffset[Index];
 
-    if not (cls.PropertyType[Index] in [
+    ptype := cls.PropertyType[Index];
+    if not (ptype in [
         TPropertyType.IntegerProperty,
         TPropertyType.MappedIntEnumProperty,
         TPropertyType.MappedStringEnumProperty,
@@ -1483,6 +1492,11 @@ procedure Batch_Int32(batch: TDSSObjectPtr; batchSize: Integer; Index: Integer;
     ]) then
         Exit;
 
+    if (ptype = TPropertyType.BooleanProperty) and not (Operation in [Batch_Increment]) then
+    begin
+        Value := Integer(LongBool(value <> 0));
+    end;
+
     // if (cls.PropertyType[Index] in [
     //     TPropertyType.IntegerProperty,
     //     TPropertyType.MappedIntEnumProperty,
diff --git a/src/General/DSSObjectHelper.pas b/src/General/DSSObjectHelper.pas
index ec09c2ef4..eacfced99 100644
--- a/src/General/DSSObjectHelper.pas
+++ b/src/General/DSSObjectHelper.pas
@@ -2076,6 +2076,11 @@ procedure TDSSClassHelper.SetObjInteger(ptr: Pointer; Index: Integer; Value: Int
     if (TPropertyFlag.ConditionalReadOnly in flags) and (PLongBool(PByte(obj) + PropertyOffset3[Index])^) then
         Exit;
 
+    if ptype = TPropertyType.BooleanProperty then
+    begin
+        Value := Integer(LongBool(value <> 0));
+    end;
+
     if flags = [] then
     begin
         // Most properties don't have any flags set, just skip the checks
@@ -3306,7 +3311,7 @@ function TDSSClassHelper.GetObjInteger(Obj: Pointer; Index: Integer): Integer;
         end;
 
         TPropertyType.EnabledProperty:
-            Result := Integer(TDSSCktElement(obj).Enabled);
+            Result := Integer(LongBool(TDSSCktElement(obj).Enabled));
 
         TPropertyType.BooleanProperty:
             Result := Integer(PLongBool(PByte(obj) + PropertyOffset[Index])^);