module OpcXmlDaClient.TestSuites.Mocking where

import Data.Default
import qualified Data.Vector as V
import qualified Network.HTTP.Client as Hc
import qualified OpcXmlDaClient as Opc
import OpcXmlDaClient.Base.Prelude
import Test.QuickCheck.Instances ()
import Test.Tasty
import Test.Tasty.HUnit

defBrowse :: Opc.Browse
defBrowse =
  Opc.Browse
    V.empty
    Nothing
    Nothing
    Nothing
    Nothing
    Nothing
    10
    Opc.AllBrowseFilter
    Nothing
    Nothing
    True
    True
    True

getItemNames :: Hc.Manager -> IO (V.Vector Text)
getItemNames manager = do
  Opc.browse manager def uri defBrowse >>= \case
    Left e -> error $ show e
    Right r -> pure $ fmap (fromMaybe "" . #itemName) $ V.filter #isItem $ #elements r

uri :: Opc.Uri
uri =
  fromJust . Opc.textUri $
    "http://info.advosol.com/XMLDADemo/XML_Sim/OpcXmlDaServer.asmx"

makeReadItem :: Text -> Opc.ReadRequestItem
makeReadItem n = Opc.ReadRequestItem Nothing Nothing (Just n) Nothing Nothing

makeItemValue :: Text -> Opc.ItemValue
makeItemValue n =
  Opc.ItemValue
    { Opc._diagnosticInfo = Nothing,
      Opc._value = Nothing,
      Opc._quality = Nothing,
      Opc._valueTypeQualifier = Nothing,
      Opc._itemPath = Nothing,
      Opc._itemName = Just n,
      Opc._clientItemHandle = Nothing,
      Opc._timestamp = Nothing,
      Opc._resultId = Nothing
    }

defRequestOptions :: Opc.RequestOptions
defRequestOptions =
  Opc.RequestOptions
    True
    True
    True
    True
    True
    Nothing
    Nothing
    Nothing

serverSubHandleRef :: IORef Text
serverSubHandleRef = unsafePerformIO $ newIORef ""
{-# NOINLINE serverSubHandleRef #-}

initTests :: IO [TestTree]
initTests = do
  manager <- Hc.newManager Hc.defaultManagerSettings
  let op :: Opc.Op i o -> i -> IO (Either Opc.Error o)
      op _op = _op manager def uri
  itemNames <- getItemNames manager
  return $
    [ testCase "GetStatus" $ do
        _res <- op Opc.getStatus $ Opc.GetStatus Nothing Nothing
        assertBool (show _res) $ isRight _res,
      testCase "Browse" $ do
        _res <- op Opc.browse defBrowse
        assertBool (show _res) $ isRight _res,
      testCase "Read" $ do
        _res <-
          op Opc.read $
            Opc.Read
              { -- "options" is required
                Opc._options = Just defRequestOptions,
                Opc._itemList =
                  Just $
                    Opc.ReadRequestItemList
                      (fmap makeReadItem itemNames)
                      Nothing
                      Nothing
                      Nothing
              }
        assertBool (show _res) $ isRight _res,
      testCase "Write" $ do
        _res <-
          op Opc.write $
            Opc.Write
              { -- "options" is required
                Opc._options = Just defRequestOptions,
                Opc._itemList =
                  Just $
                    Opc.WriteRequestItemList
                      { Opc._items = fmap makeItemValue itemNames,
                        Opc._itemPath = Nothing
                      },
                Opc._returnValuesOnReply = False
              }
        assertBool (show _res) $ isRight _res,
      testCase "Subscribe" $ do
        _res <-
          op Opc.subscribe $
            Opc.Subscribe
              { Opc._options = Just defRequestOptions,
                Opc._returnValuesOnReply = False,
                Opc._itemList =
                  Just $
                    Opc.SubscribeRequestItemList
                      { Opc._itemPath = Nothing,
                        Opc._reqType = Nothing,
                        Opc._deadband = Nothing,
                        Opc._requestedSamplingRate = Nothing,
                        Opc._enableBuffering = Nothing,
                        Opc._items =
                          V.fromList
                            [ Opc.SubscribeRequestItem
                                { Opc._itemPath = Nothing,
                                  Opc._reqType = Nothing,
                                  Opc._itemName = listToMaybe $ V.toList itemNames,
                                  Opc._clientItemHandle = Nothing,
                                  Opc._deadband = Nothing,
                                  Opc._requestedSamplingRate = Nothing,
                                  Opc._enableBuffering = Nothing
                                }
                            ]
                      },
                Opc._subscriptionPingRate = Nothing
              }
        case _res of
          Left err -> assertBool (show err) False
          Right Opc.SubscribeResponse {..} -> case _serverSubHandle of
            Nothing -> error "SubHandle not found"
            Just sh -> writeIORef serverSubHandleRef sh,
      testCase "Subscription polled refresh" $ do
        sh <- readIORef serverSubHandleRef
        _res <-
          op Opc.subscriptionPolledRefresh $
            Opc.SubscriptionPolledRefresh
              { Opc._options = Just defRequestOptions,
                Opc._serverSubHandles = V.fromList [sh],
                Opc._holdTime = Nothing,
                Opc._waitTime = 1,
                Opc._returnAllItems = False
              }
        assertBool (show _res) $ isRight _res,
      testCase "Subscription cancel" $ do
        sh <- readIORef serverSubHandleRef
        _res <-
          op Opc.subscriptionCancel $
            Opc.SubscriptionCancel
              { Opc._serverSubHandle = Just sh,
                Opc._clientRequestHandle = Nothing
              }
        assertBool (show _res) $ isRight _res,
      testCase "Get properties" $ do
        _res <-
          op Opc.getProperties $
            Opc.GetProperties
              { Opc._itemIds =
                  itemNames <&> \n ->
                    Opc.ItemIdentifier
                      { Opc._itemPath = Nothing,
                        Opc._itemName = Just n
                      },
                Opc._propertyNames = V.empty,
                Opc._localeId = Nothing,
                Opc._clientRequestHandle = Nothing,
                Opc._itemPath = Nothing,
                Opc._returnAllProperties = False,
                Opc._returnPropertyValues = False,
                Opc._returnErrorText = False
              }
        assertBool (show _res) $ isRight _res
    ]