1 files changed, 28 insertions, 0 deletions

diff --git a/servant/api/Thermoprint/Api.hs b/servant/api/Thermoprint/Api.hs
new file mode 100644
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+++ b/servant/api/Thermoprint/Api.hs
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+{-# LANGUAGE DataKinds, TypeOperators, DeriveGeneric #-}
+
+module Thermoprint.Api
+       ( ThermoprintApi
+       ) where
+
+import Thermoprint
+import Data.Aeson
+import Servant.API
+import qualified Data.Text.Lazy as Text
+import qualified Data.ByteString.Lazy.Char8 as ByteString
+import Data.ByteString.Lazy.Char8 (ByteString)
+import GHC.Generics
+
+import Control.Monad
+
+instance ToJSON ByteString where
+  toJSON = toJSON . Text.pack . ByteString.unpack
+instance FromJSON ByteString where
+  parseJSON value = (ByteString.pack . Text.unpack) `liftM` parseJSON value
+
+instance ToJSON c => ToJSON (Inline c)
+instance FromJSON c => FromJSON (Inline c)
+
+instance ToJSON c => ToJSON (Block c)
+instance FromJSON c => FromJSON (Block c)
+
+type ThermoprintApi = "print" :> Capture "printerId" Integer :> ReqBody '[JSON] (Block String) :> Post '[JSON] ()