Using incomes to compute a fair computation to designate the payer

1 files changed, 18 insertions, 0 deletions

diff --git a/src/server/Model/Json/Income.hs b/src/server/Model/Json/Income.hs
new file mode 100644
index 0000000..4549ca5
--- /dev/null
+++ b/src/server/Model/Json/Income.hs
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+{-# LANGUAGE DeriveGeneric #-}
+
+module Model.Json.Income
+  ( Income(..)
+  ) where
+
+import GHC.Generics
+
+import Data.Aeson
+import Data.Time.Clock (UTCTime)
+
+data Income = Income
+  { creation :: UTCTime
+  , amount :: Int
+  } deriving (Show, Generic)
+
+instance FromJSON Income
+instance ToJSON Income