tea-cleaner: Configure word lists

tea-cleaner/Main.hs

@@ -25,19 +25,32 @@ import TeaCleaner.Configuration
     , execParser
     )
 import Control.Monad (when)
+import Data.IORef (modifyIORef, readIORef)
 
-handleResults :: Settings -> Bool -> Vector User -> IO ()
-handleResults settings liveRun users = printCount
-    >> Vector.forM_ users (handleResult settings liveRun)
+printStatistics :: Settings -> IO ()
+printStatistics Settings{ statistics } =
+    readIORef statistics >>= printCount
   where
-    printCount =
-        let count = Text.Builder.decimal $ Vector.length users
+    printCount count =
+        let count' = Text.Builder.decimal count
          in Text.Lazy.IO.putStrLn
             $ Text.Builder.toLazyText
-            $ "Count: " <> count
+            $ "Count: " <> count'
 
-handleResult :: Settings -> Bool -> User -> IO ()
-handleResult settings liveRun user = Text.IO.putStrLn buildValue
+handleResults :: Settings -> Bool -> Vector FilterResult -> IO (Vector User)
+handleResults settings liveRun =
+    Vector.foldM' handleResult Vector.empty
+  where
+    handleResult accumulator (FilterResult user FailedFilter)
+        = handleFailedFilter settings liveRun user
+        >> pure accumulator
+    handleResult accumulator (FilterResult _ PassFilter) = pure accumulator
+    handleResult accumulator (FilterResult user SuspiciousFilter) = pure
+        $ Vector.snoc accumulator user
+
+handleFailedFilter :: Settings -> Bool -> User -> IO ()
+handleFailedFilter settings liveRun user = Text.IO.putStrLn buildValue
+    >> modifyIORef (getField @"statistics" settings) (+ 1)
     >> when liveRun (purgeUser settings user)
   where
     buildValue = getField @"username" user <> "\n"
@@ -58,14 +71,7 @@ main = execParser commandLineInfo >>= withArguments
 
 withSettings :: Bool -> Settings -> IO ()
 withSettings liveRun settings = getUsers settings
-    >>= Vector.foldM' foldFilterResult Vector.empty . fmap filterByUserProperties
+    >>= handleResults settings liveRun . fmap (filterByUserProperties settings)
     >>= traverse (filterByActivities settings)
-    >>= Vector.foldM' foldFilterResult Vector.empty
     >>= handleResults settings liveRun
-  where
-    foldFilterResult accumulator (FilterResult user SuspiciousFilter)
-        = pure $ Vector.snoc accumulator user
-    foldFilterResult accumulator (FilterResult _ PassFilter) = pure accumulator
-    foldFilterResult accumulator (FilterResult user FailedFilter)
-        = handleResult settings liveRun user
-        >> pure accumulator
+    >> printStatistics settings