From a9d77a20008efe82862cc1adbfa7a6d4f09f8ff7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Menou?= <frederic.menou@fretlink.com>
Date: Thu, 8 Dec 2016 10:19:15 +0200
Subject: Release code as open source

---
 scaffolder/app/Main.hs | 90 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 scaffolder/app/Main.hs

(limited to 'scaffolder/app')

diff --git a/scaffolder/app/Main.hs b/scaffolder/app/Main.hs
new file mode 100644
index 0000000..646756e
--- /dev/null
+++ b/scaffolder/app/Main.hs
@@ -0,0 +1,90 @@
+{-# LANGUAGE OverloadedStrings #-}
+
+module Main where
+
+import           Text.Edifact.BundleReader (BundleReaderEnv (..), readBundle)
+import           Text.Edifact.Fetcher      (FetchingEnv (..), fetch,
+                                            readSelectMessages)
+import           Text.Edifact.Scaffolder   (ScaffoldingEnv (..), scaffold)
+
+import           Data.String               (fromString)
+import           Options.Applicative
+
+main :: IO ()
+main = execParser argumentsParser >>= run
+
+data Command = ScaffoldCommand ScaffoldingEnv
+             | FetchCommand FetchingEnv
+             | BundleReaderCommand BundleReaderEnv
+
+commandParser :: Parser Command
+commandParser =
+  let mkCommand cmd = command (commandName cmd) (info (commandArgumentsParser cmd) (describe cmd))
+  in subparser (foldMap mkCommand [ Scaffold, Fetch, ReadBundle ])
+
+data CommandType = Scaffold | Fetch | ReadBundle
+
+run :: Command -> IO ()
+run (ScaffoldCommand     env) = scaffold env
+run (FetchCommand        env) = fetch env
+run (BundleReaderCommand env) = readBundle env
+
+commandName :: CommandType -> String
+commandName Scaffold   = "scaffold"
+commandName Fetch      = "fetch"
+commandName ReadBundle = "read-bundle"
+
+commandArgumentsParser :: CommandType -> Parser Command
+commandArgumentsParser Scaffold =
+  let revisionArg      = strOption (long "revision"      <> metavar "REVISION")
+      moduleNameArg    = strOption (long "module-name"   <> metavar "MODULE_NAME"   <> value "Text.Edifact")
+      specificationArg = strOption (long "specification" <> metavar "SPECIFICATION" <> value "./specification")
+      srcArg           = strOption (long "src"           <> metavar "SOURCES"       <> value "./src")
+      debugParsingArg  = flag False True (long "debug-parsing")
+      arguments = ScaffoldingEnv <$> revisionArg
+                                 <*> (fromString <$> moduleNameArg)
+                                 <*> specificationArg
+                                 <*> srcArg
+                                 <*> debugParsingArg
+  in ScaffoldCommand <$> arguments
+commandArgumentsParser Fetch =
+  let revisionArg         = strOption (long "revision"      <> metavar "REVISION")
+      specificationArg    = strOption (long "specification" <> metavar "SPECIFICATION" <> value "./specification")
+      selectedMessagesArg = readSelectMessages <$>
+                              optional (strOption (long "messages" <> metavar "MESSAGES"))
+      arguments = FetchingEnv <$> revisionArg
+                              <*> specificationArg
+                              <*> selectedMessagesArg
+  in FetchCommand <$> arguments
+commandArgumentsParser ReadBundle =
+  let revisionArg         = strOption (long "revision"      <> metavar "REVISION")
+      specificationArg    = strOption (long "specification" <> metavar "SPECIFICATION" <> value "./specification")
+      bundle           = many (strOption (long "bundle" <> metavar "BUNDLE"))
+      messagesFiles    = many (strOption (long "message-file" <> metavar "MESSAGE_FILE"))
+      selectedMessages = many (strOption (long "message" <> metavar "MESSAGE"))
+      segmentsFiles    = many (strOption (long "segment-file" <> metavar "SEGMENT_FILE"))
+      compositeFiles   = many (strOption (long "composite-file" <> metavar "COMPOSITE_FILE"))
+      simpleFiles      = many (strOption (long "simple-file" <> metavar "SIMPLE_FILE"))
+      codedSimpleFiles = many (strOption (long "coded-simple-file" <> metavar "CODED_SIMPLE_FILE"))
+      arguments = BundleReaderEnv <$> revisionArg
+                           <*> specificationArg
+                           <*> bundle
+                           <*> selectedMessages
+                           <*> messagesFiles
+                           <*> segmentsFiles
+                           <*> compositeFiles
+                           <*> simpleFiles
+                           <*> codedSimpleFiles
+  in BundleReaderCommand <$> arguments
+
+describe :: CommandType -> InfoMod a
+describe Scaffold   = progDesc "Scaffold parsers from specification previously fetched"
+describe Fetch      = progDesc "Fetch specification from UN website (Deprecated! Use read-bundle instead)"
+describe ReadBundle = progDesc "Read specification bundle downloaded from UN website"
+
+argumentsParser :: ParserInfo Command
+argumentsParser = info (commandParser <**> helper) cliDesc
+
+cliDesc :: InfoMod a
+cliDesc = fullDesc
+       <> header "Let you scaffold parsers from an Edifact specification"
-- 
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