From 4e8e81b05afa4ba56d64ba714c78ba307f936076 Mon Sep 17 00:00:00 2001
From: Akshay Nair <phenax5@gmail.com>
Date: Wed, 8 Oct 2025 12:51:02 +0530
Subject: Refactor args parsing to module + docs update

---
 exe/Main.hs | 64 +++++++------------------------------------------------------
 1 file changed, 7 insertions(+), 57 deletions(-)

(limited to 'exe')

diff --git a/exe/Main.hs b/exe/Main.hs
index e150569..6a85858 100644
--- a/exe/Main.hs
+++ b/exe/Main.hs
@@ -1,71 +1,21 @@
 module Main where
 
-import qualified Brick.Main as M
-import Control.Exception (throwIO)
-import Control.Monad (void)
 import qualified Daffm
+import qualified Daffm.Args as Args
 import Daffm.Configuration (loadConfigFile)
+import Daffm.Types
 import Data.Maybe (fromMaybe)
 import qualified Data.Text as Text
 import System.Directory (getCurrentDirectory)
 import System.Environment (getArgs)
 
-data Args = Args
-  { argsDirOrFile :: Maybe Text.Text,
-    argsConfigFile :: Maybe FilePath,
-    argsHelp :: Bool
-  }
-  deriving (Show)
-
 main :: IO ()
-main = do
-  args <- getArgs >>= parseArgs
-  evaluate args
+main = getArgs >>= Args.parseArgs >>= evaluateArgs
 
-evaluate :: Args -> IO ()
-evaluate (Args {argsHelp = True}) = putStrLn helpMenuContents
-evaluate (Args {argsDirOrFile, argsConfigFile}) = do
+evaluateArgs :: Args -> IO ()
+evaluateArgs (Args {argsHelp = True}) = putStrLn Args.helpMenuContents
+evaluateArgs (Args {argsDirOrFile, argsConfigFile}) = do
   cwd <- getCurrentDirectory
   config <- loadConfigFile argsConfigFile
   let dir = fromMaybe (Text.pack cwd) argsDirOrFile
-  initialState <- Daffm.loadDirToState dir $ Daffm.mkEmptyAppState config
-  void $ M.defaultMain Daffm.app initialState
-
-parseArgs :: [String] -> IO Args
-parseArgs rawArgs = case parsedArgs of
-  Left e -> throwIO $ userError e
-  Right v -> pure v
-  where
-    parsedArgs = parse rawArgs (Args {argsDirOrFile = Nothing, argsConfigFile = Nothing, argsHelp = False})
-    parse :: [String] -> Args -> Either String Args
-    parse [] args = Right args
-    parse ("-h" : _) args = Right $ args {argsHelp = True}
-    parse ("--help" : _) args = Right $ args {argsHelp = True}
-    parse ["-c"] _ = Left "Missing value for -c arg"
-    parse ("-c" : config : rest) args = parse rest $ args {argsConfigFile = Just config}
-    parse ["--config"] _ = Left "Missing value for --config arg"
-    parse ("--config" : config : rest) args = parse rest $ args {argsConfigFile = Just config}
-    parse (flag@('-' : _) : _) _ = Left $ "Invalid flag " <> flag
-    parse (dir : rest) args = parse rest $ args {argsDirOrFile = Just $ Text.pack dir}
-
-helpMenuContents :: String
-helpMenuContents =
-  unlines
-    [ "daffm - Dumb as-fuck file manager",
-      "",
-      "Usage: daffm [options] [dir]",
-      "",
-      "Arguments:",
-      "  [dir]",
-      "      Directory or file path to load. Defaults to current working directory",
-      "",
-      "Options:",
-      "  -c, --config <CONFIG-PATH>",
-      "      Load toml config from file",
-      "      If path is prefixed with @, will use alternate config",
-      "        Ex: -c @foo will load $XDG_CONFIG_HOME/daffm/config.foo.toml",
-      "      Default: $XDG_CONFIG_HOME/daffm/config.toml",
-      "",
-      "  -h, --help",
-      "      This help menu"
-    ]
+  Daffm.initApp dir config
-- 
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