From 3db93bc6f7b46bc322694e6658b8f559433a03c6 Mon Sep 17 00:00:00 2001
From: Yuchen Pei <hi@ypei.me>
Date: Thu, 19 May 2022 22:23:10 +1000
Subject: Replacing the files with a haskell rewrite.

---
 src/FSD/Source.hs | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/FSD/Source.hs

(limited to 'src/FSD/Source.hs')

diff --git a/src/FSD/Source.hs b/src/FSD/Source.hs
new file mode 100644
index 0000000..751ac31
--- /dev/null
+++ b/src/FSD/Source.hs
@@ -0,0 +1,45 @@
+{-
+Copyright (C) 2022 Yuchen Pei.
+
+This file is part of fsd.
+
+fsd is free software: you can redistribute it and/or modify it under
+the terms of the GNU Affero General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+fsd is distributed in the hope that it will be useful, but WITHOUT
+ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General
+Public License for more details.
+
+You should have received a copy of the GNU Affero General Public
+License along with fsd.  If not, see <https://www.gnu.org/licenses/>.
+
+-}
+
+{-# LANGUAGE ImportQualifiedPost #-}
+{-# LANGUAGE OverloadedStrings #-}
+
+module FSD.Source where
+
+import FSD.Control
+import Data.List.Extra
+import Data.Maybe
+import Data.Text qualified as T
+import Debian.Control
+import FSD.Types
+
+getSource :: Paragraph -> Maybe Source
+getSource para = do
+  package <- simpleFV <$> fieldValue "Package" para
+  version <- simpleFV <$> fieldValue "Version" para
+  fileLines <- lbListFV <$> fieldValue "Files" para
+  -- normally the 2nd file is the orig one
+  fileLine <- fileLines !? 2
+  file <- (T.splitOn " " fileLine) !? 2
+  let homepage = simpleFV <$> fieldValue "Homepage" para
+  return $ Source package version file homepage
+
+getSources :: Control -> [Source]
+getSources = catMaybes . fmap getSource . unControl
-- 
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