Add untf8 support

src/Main.hs

@@ -10,15 +10,21 @@ import Network.HTTP.Conduit
 import Data.List.Split
 import Data.Algorithm.Diff
 import Data.Algorithm.DiffOutput
-import qualified Data.ByteString.Lazy.Char8 as L8
+import Data.ByteString.Lazy.UTF8 (toString) 
 
 
 data GeneratorState = IsRunning | IsFinished
   deriving (Eq)
 
-getChanges :: Diff f -> Bool
-getChanges (First _) = True
-getChanges _ = False
+isChanged :: Diff f -> Bool
+isChanged (First _) = True
+isChanged _ = False
+
+getChanges :: [String] -> [String] -> Maybe String
+getChanges now before = if (hasDiff ch) then Just res else Nothing
+  where ch = filter isChanged diff
+        diff = getDiff now before
+        res = foldr (\(First x) y -> x ++ " \n " ++ y) "" ch
 
 -- Should stop the script if there's a checkbox with a keyword `stop`
 showRunning :: [String] -> GeneratorState
@@ -31,21 +37,29 @@ hasDiff :: [a] -> Bool
 hasDiff [] = False
 hasDiff _ = True
 
+
+genOutput :: Maybe String -> String -> IO ()
+genOutput (Just changes) time = do
+  putStrLn $ time ++ "\n " ++ changes
+genOutput Nothing _ = return()
+
+
 timecodeGenerator :: GeneratorState -> [String] -> UTCTime -> IO ()
 timecodeGenerator IsFinished _ _  = return ()
-timecodeGenerator IsRunning text time = do
+timecodeGenerator IsRunning prevFile time = do
     html <- simpleHttp "https://hd.socks.town/s/h0jnEJQWy/download"
     currTime <- getCurrentTime
-    let body =  (splitOn ("\n")) . L8.unpack $ html
-    print $ filter getChanges $ getDiff body text
-    print $ myFormatDiffTime (currTime, time)
+    let newFile =  (splitOn ("\n")) . toString $ html
+    let changes =  getChanges newFile prevFile
+    let diffTime =  myFormatDiffTime (currTime, time)
+    genOutput changes diffTime
     -- Waiting for 1 second
-    threadDelay 1000000
+    threadDelay 10000
     -- Creating a loop until `IsFinished`
-    if showRunning body == IsRunning then
-      timecodeGenerator IsRunning body time
+    if showRunning newFile == IsRunning then
+      timecodeGenerator IsRunning newFile time
     else
-      timecodeGenerator IsFinished body time
+      timecodeGenerator IsFinished newFile time
   
 main :: IO ()
 main = do

timecode-generator.cabal

@@ -10,11 +10,12 @@ executable timecode-generator
   build-depends: 
     base >= 4.14.3,
     bytestring,
+    utf8-string >= 1.0.2,
     aeson,
     time,
     split,
+    Diff,
     HTTP >= 4000,
     http-client>= 0.6.4.1,
     http-conduit >= 2.3.8,
-    tagsoup >= 0.14.6,
-    Diff
+    tagsoup >= 0.14.6