Increase compatibility with newer patch

reflex.cabal

@@ -61,6 +61,11 @@ flag split-these
   manual:      False
   default:     True
 
+flag commutative-semigroup
+  description: Use Data.Semigroup.Commutative instead of Data.Semigroup.Additive
+  manual:      False
+  default:     True
+
 library
   default-language: Haskell2010
   hs-source-dirs: src
@@ -79,7 +84,6 @@ library
     mmorph >= 1.0 && < 1.2,
     monad-control >= 1.0.1 && < 1.1,
     mtl >= 2.1 && < 2.3,
-    patch >= 0.0.1 && < 0.1,
     prim-uniq >= 0.1.0.1 && < 0.3,
     primitive >= 0.5 && < 0.8,
     profunctors >= 5.3 && < 5.7,
@@ -94,6 +98,14 @@ library
     unbounded-delays >= 0.1.0.0 && < 0.2,
     witherable >= 0.3 && < 0.4
 
+  if flag(commutative-semigroup)
+    build-depends:
+      patch >= 0.0.7 && < 0.1,
+      commutative-semigroups >= 0 && < 0.2
+  else
+    build-depends:
+      patch >= 0.0.1 && < 0.0.7
+
   if flag(split-these)
     build-depends:     these >= 1 && <1.2,
                        semialign >=1 && <1.2,

src/Reflex/Query/Base.hs

@@ -43,6 +43,7 @@ import Data.Monoid ((<>))
 import qualified Data.Semigroup as S
 import Data.Some (Some(Some))
 import Data.These
+import Data.Semigroup.Additive
 
 import Reflex.Class
 import Reflex.Adjustable.Class

src/Reflex/Query/Class.hs

@@ -38,6 +38,10 @@ import qualified Data.Map.Monoidal as MonoidalMap
 import Data.Semigroup (Semigroup(..))
 import Foreign.Storable
 import Data.Void
+#if MIN_VERSION_patch(0,0,7)
+import Data.Semigroup.Additive
+import Data.Semigroup.Commutative
+#endif
 import Data.Monoid hiding ((<>))
 import Control.Applicative
 
@@ -123,7 +127,11 @@ instance Monoid SelectedCount where
 instance Group SelectedCount where
   negateG (SelectedCount a) = SelectedCount (negate a)
 
+#if MIN_VERSION_patch(0,0,7)
+instance Commutative SelectedCount
+#else
 instance Additive SelectedCount
+#endif
 
 -- | The Semigroup\/Monoid\/Group instances for a Query containing 'SelectedCount's should use
 -- this function which returns Nothing if the result is 0. This allows the pruning of leaves