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-rw-r--r--haskell/src/SpaceTraders/APIClient/Agent.hs34
-rw-r--r--haskell/src/SpaceTraders/APIClient/Client.hs69
-rw-r--r--haskell/src/SpaceTraders/Database.hs56
-rw-r--r--haskell/src/SpaceTraders/Database/Agents.hs14
-rw-r--r--haskell/src/SpaceTraders/Database/Tokens.hs18
-rw-r--r--haskell/src/SpaceTraders/Model/Agent.hs22
6 files changed, 213 insertions, 0 deletions
diff --git a/haskell/src/SpaceTraders/APIClient/Agent.hs b/haskell/src/SpaceTraders/APIClient/Agent.hs
new file mode 100644
index 0000000..997d1e5
--- /dev/null
+++ b/haskell/src/SpaceTraders/APIClient/Agent.hs
@@ -0,0 +1,34 @@
+{-# LANGUAGE DeriveAnyClass #-}
+{-# LANGUAGE DeriveGeneric #-}
+{-# LANGUAGE OverloadedStrings #-}
+
+module SpaceTraders.APIClient.Agent
+ ( RegisterMessage(..)
+ , myAgent
+ , register
+ ) where
+
+import Data.Aeson
+import GHC.Generics
+import qualified Data.Text as T
+import Network.HTTP.Simple
+
+import SpaceTraders.APIClient.Client
+import SpaceTraders.Model.Agent
+
+myAgent :: T.Text -> IO (Either APIError Agent)
+myAgent t = send $ setRequestPath "/v2/my/agent"
+ $ tokenReq t
+
+data RegisterRequest = RegisterRequest { symbol :: T.Text
+ , faction :: T.Text
+ } deriving (ToJSON, Generic, Show)
+data RegisterMessage = RegisterMessage { token :: T.Text
+ , agent :: Agent
+ } deriving (FromJSON, Generic, Show)
+
+register :: T.Text -> T.Text -> IO (Either APIError RegisterMessage)
+register s f = send $ setRequestPath "/v2/register"
+ $ setRequestMethod "POST"
+ $ setRequestBodyJSON RegisterRequest{symbol = s, faction = f}
+ $ defaultReq
diff --git a/haskell/src/SpaceTraders/APIClient/Client.hs b/haskell/src/SpaceTraders/APIClient/Client.hs
new file mode 100644
index 0000000..e4744aa
--- /dev/null
+++ b/haskell/src/SpaceTraders/APIClient/Client.hs
@@ -0,0 +1,69 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module SpaceTraders.APIClient.Client
+ ( APIError(..)
+ , APIMessage(..)
+ , defaultReq
+ , fromJSONValue
+ , send
+ , tokenReq
+ ) where
+
+import Control.Exception
+import Control.Monad
+import Data.Aeson
+import Data.Aeson.Types
+import qualified Data.Text as T
+import qualified Data.Text.Encoding as T
+import Network.HTTP.Simple
+import Network.HTTP.Types.Status
+
+data APIError = APIError { apiErrorCode :: Int
+ , apiErrorMessage :: T.Text
+ } deriving Show
+instance Exception APIError
+instance FromJSON APIError where
+ parseJSON (Object o) = do
+ e <- o .: "error"
+ APIError <$> e .: "code"
+ <*> e .: "message"
+ parseJSON _ = mzero
+
+data APIMessage = APIMessage { data_ :: Value } deriving (Show)
+instance FromJSON APIMessage where
+ parseJSON (Object o) = APIMessage <$> o .: "data"
+ parseJSON _ = mzero
+
+defaultReq :: Request
+defaultReq = setRequestHost "api.spacetraders.io"
+ $ setRequestPort 443
+ $ setRequestSecure True
+ $ setRequestHeader "Content-Type" ["application/json"]
+ $ defaultRequest
+
+tokenReq :: T.Text -> Request
+tokenReq token = setRequestHeader "Authorization" [T.encodeUtf8 $ "Bearer " <> token]
+ $ defaultReq
+
+fromJSONValue :: FromJSON a => Value -> Either String a
+fromJSONValue = parseEither parseJSON
+
+send :: FromJSON a => Request -> IO (Either APIError a)
+send request = do
+ response <- httpLbs request
+ let status = statusCode $ getResponseStatus response
+ body = getResponseBody response
+ if status >= 200 && status <= 299
+ then case eitherDecode body of
+ Left e -> return $ Left APIError{apiErrorCode = -1000, apiErrorMessage = T.pack $ concat ["Error decoding JSON APIMessage: ", e]}
+ Right r -> case fromJSONValue (data_ r) of
+ Left e -> return $ Left APIError{apiErrorCode = -1001, apiErrorMessage = T.pack $ concat ["Error decoding JSON message contents: ", e]}
+ Right m -> return $ Right m
+ else case eitherDecode body of
+ Left e -> return $ Left APIError{apiErrorCode = -status, apiErrorMessage = T.pack $ concat ["Error decoding JSON APIError: ", e, ". Got HTTP body: ", show body]}
+ Right e -> return $ Left e
+
+--handleAPIError :: SomeException -> IO (Maybe RegisterMessage)
+--handleAPIError e = do
+-- print e
+-- return Nothing
diff --git a/haskell/src/SpaceTraders/Database.hs b/haskell/src/SpaceTraders/Database.hs
new file mode 100644
index 0000000..fdc32d3
--- /dev/null
+++ b/haskell/src/SpaceTraders/Database.hs
@@ -0,0 +1,56 @@
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE QuasiQuotes #-}
+
+module SpaceTraders.Database
+ ( close
+ , open
+ ) where
+
+import Control.Exception
+import qualified Database.SQLite.Simple as S
+import Text.RawString.QQ
+
+migrations :: [S.Query]
+migrations = [
+ [r|CREATE TABLE schema_version (
+ version INTEGER NOT NULL
+ );
+ |],
+ [r|CREATE TABLE tokens (
+ id INTEGER PRIMARY KEY,
+ data TEXT NOT NULL
+ );
+ |],
+ [r|CREATE TABLE agents (
+ id INTEGER PRIMARY KEY,
+ data TEXT NOT NULL
+ );
+ |],
+ [r|CREATE TABLE contracts (
+ id INTEGER PRIMARY KEY,
+ data TEXT NOT NULL
+ );
+ |]]
+
+close :: S.Connection -> IO ()
+close conn = S.close conn
+
+open :: IO S.Connection
+open = do
+ conn <- S.open "spacetraders.db"
+ S.execute_ conn "PRAGMA foreign_keys = ON;"
+ S.execute_ conn "PRAGMA journal_mode = WAL;"
+ S.withTransaction conn $ do
+ version <- getSchemaVersion conn `catch` defaultVersion
+ mapM_ (S.execute_ conn) $ drop version migrations
+ S.execute_ conn "DELETE FROM schema_version;"
+ S.execute conn "INSERT INTO schema_version (version) VALUES (?);" (S.Only $ length migrations)
+ return conn
+
+getSchemaVersion :: S.Connection -> IO Int
+getSchemaVersion conn = do
+ [[v]] <- S.query_ conn "SELECT version FROM schema_version;"
+ return v
+
+defaultVersion :: SomeException -> IO Int
+defaultVersion _ = return 0
diff --git a/haskell/src/SpaceTraders/Database/Agents.hs b/haskell/src/SpaceTraders/Database/Agents.hs
new file mode 100644
index 0000000..5be7389
--- /dev/null
+++ b/haskell/src/SpaceTraders/Database/Agents.hs
@@ -0,0 +1,14 @@
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE QuasiQuotes #-}
+
+module SpaceTraders.Database.Agents
+ ( setAgent
+ ) where
+
+import Data.Aeson
+import qualified Database.SQLite.Simple as S
+
+import SpaceTraders.Model.Agent
+
+setAgent :: S.Connection -> Agent -> IO ()
+setAgent conn agent = S.execute conn "INSERT INTO agents(data) VALUES (json(?));" (S.Only (encode agent))
diff --git a/haskell/src/SpaceTraders/Database/Tokens.hs b/haskell/src/SpaceTraders/Database/Tokens.hs
new file mode 100644
index 0000000..b907609
--- /dev/null
+++ b/haskell/src/SpaceTraders/Database/Tokens.hs
@@ -0,0 +1,18 @@
+{-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE QuasiQuotes #-}
+
+module SpaceTraders.Database.Tokens
+ ( getToken
+ , setToken
+ ) where
+
+import qualified Database.SQLite.Simple as S
+import qualified Data.Text as T
+
+getToken :: S.Connection -> IO (T.Text)
+getToken conn = do
+ [[token]] <- S.query_ conn "SELECT data FROM tokens;"
+ return token
+
+setToken :: S.Connection -> T.Text -> IO ()
+setToken conn value = S.execute conn "INSERT INTO tokens(data) VALUES (?);" (S.Only value)
diff --git a/haskell/src/SpaceTraders/Model/Agent.hs b/haskell/src/SpaceTraders/Model/Agent.hs
new file mode 100644
index 0000000..be97ac4
--- /dev/null
+++ b/haskell/src/SpaceTraders/Model/Agent.hs
@@ -0,0 +1,22 @@
+{-# LANGUAGE DeriveAnyClass #-}
+{-# LANGUAGE DeriveGeneric #-}
+{-# LANGUAGE OverloadedStrings #-}
+
+module SpaceTraders.Model.Agent
+ ( Agent(accountId, credits, headquarters)
+ , agentSymbol
+ ) where
+
+import Data.Aeson
+import GHC.Generics
+import qualified Data.Text as T
+
+data Agent = Agent { accountId :: T.Text
+ , credits :: Integer
+ , headquarters :: T.Text
+ , startingFaction :: T.Text
+ , symbol :: T.Text
+ } deriving (FromJSON, Generic, Show, ToJSON)
+
+agentSymbol :: Agent -> T.Text
+agentSymbol = symbol