From ae5a054c4fc3697ab0026955225db7ceeeb36ead Mon Sep 17 00:00:00 2001
From: Laura <the-ceo-of-antifa@protonmail.com>
Date: Thu, 26 Jan 2023 19:52:01 +0100
Subject: Throttle so we don't get klined for flooding

---
 miaowe.hs | 33 +++++++++++++++++++++------------
 1 file changed, 21 insertions(+), 12 deletions(-)

diff --git a/miaowe.hs b/miaowe.hs
index aa26987..99f4327 100644
--- a/miaowe.hs
+++ b/miaowe.hs
@@ -24,6 +24,7 @@ import qualified Data.ByteString.Char8 as S.Char8
 import qualified Data.ByteString.Internal as S.Internal
 import Data.Char
 import Data.List
+import Data.Time
 import Data.Word
 import System.Directory
 import System.Environment
@@ -250,22 +251,29 @@ doCommand channel command =
             trySendFile channel
             ((words command)!!4))
 
-processCommand :: IrcChannel -> MircString -> IO ()
-processCommand channel command | length (words command) < 5 = sendToChannel channel
-                                                              "You need to specify \
+processCommand :: IrcChannel -> MircString -> NominalDiffTime -> IO ()
+processCommand channel command timeElapsed | timeElapsed < 30 =
+                                             sendToChannel channel
+                                             "Not so quick, partner"
+                                           | length (words command) < 5 =
+                                             sendToChannel channel
+                                             "You need to specify \
 a command."
-                               | otherwise = doCommand channel command
+                                           | otherwise =
+                                             doCommand channel command
 
 commandChannel :: String -> String
 commandChannel command = (words command)!!2
 
-mainLoop :: IrcChannel -> IO ()
-mainLoop channel = waitForCommand
-                   >>= \line ->
-                         (if commandChannel line == channel
-                         then processCommand channel line
-                         else return ())
-                         >> mainLoop channel
+mainLoop :: IrcChannel -> UTCTime -> IO ()
+mainLoop channel time = waitForCommand
+                        >>= \line ->
+                              (if commandChannel line == channel
+                               then getCurrentTime
+                                    >>= \t -> processCommand channel line (diffUTCTime t time)
+                               else return ())
+                              >> getCurrentTime
+                              >>= mainLoop channel
                         
 
 main :: IO ()
@@ -282,4 +290,5 @@ main =
   >>= \args ->
         joinChannel (args!!0)
         >> hFlush stdout
-        >> mainLoop (args!!0)
+        >> getCurrentTime
+        >>= mainLoop (args!!0)
-- 
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