From 432ff585d9fa0aafcf898a2e8e8be2d5b4524874 Mon Sep 17 00:00:00 2001
From: LLLL Colonq <llll@colonq>
Date: Fri, 19 Apr 2024 02:08:00 -0400
Subject: Multi-bridge functionality

---
 .../src/Fig/Bridge/IRCDiscord.hs                   | 51 ++++++++++++++++------
 1 file changed, 38 insertions(+), 13 deletions(-)

(limited to 'fig-bridge-irc-discord/src/Fig/Bridge/IRCDiscord.hs')

diff --git a/fig-bridge-irc-discord/src/Fig/Bridge/IRCDiscord.hs b/fig-bridge-irc-discord/src/Fig/Bridge/IRCDiscord.hs
index b1e6c43..c3232cb 100644
--- a/fig-bridge-irc-discord/src/Fig/Bridge/IRCDiscord.hs
+++ b/fig-bridge-irc-discord/src/Fig/Bridge/IRCDiscord.hs
@@ -4,11 +4,14 @@ module Fig.Bridge.IRCDiscord where
 
 import Fig.Prelude
 
+import qualified Data.List as List
+
+import Fig.Bridge.IRCDiscord.Utils
 import Fig.Utils.SExpr
 import Fig.Bus.Client
 
-bridge :: (Text, Text) -> IO ()
-bridge busAddr = do
+bridge :: Config -> (Text, Text) -> IO ()
+bridge cfg busAddr = do
   busClient busAddr
     (\cmds -> do
         cmds.subscribe [sexp|(monitor irc chat incoming)|]
@@ -16,17 +19,39 @@ bridge busAddr = do
     )
     (\cmds d -> do
         case d of
-          SExprList [ev, user, _, msg]
-            | ev == [sexp|(monitor irc chat incoming)|] ->
-              cmds.publish [sexp|(monitor discord chat outgoing)|]
-                [ user
-                , msg
-                ]
-            | ev == [sexp|(monitor discord chat incoming)|] ->
-              cmds.publish [sexp|(monitor irc chat outgoing)|]
-                [ user
-                , msg
-                ]
+          SExprList [ev, tchan, user, _, msg]
+            | ev == [sexp|(monitor irc chat incoming)|]
+            , SExprString chan <- tchan ->
+              case List.find ((== chan) . snd) cfg.mapping of
+                Nothing -> log $ mconcat
+                  [ "Message on unmapped IRC channel: " <> tshow chan
+                  ]
+                Just (dchan, _) -> do
+                  log $ mconcat
+                    [ "Incoming message on IRC channel " <> tshow chan
+                    , ", bridging to Discord channel " <> tshow dchan
+                    ]
+                  cmds.publish [sexp|(monitor discord chat outgoing)|]
+                    [ SExprInteger $ fromIntegral dchan
+                    , user
+                    , msg
+                    ]
+            | ev == [sexp|(monitor discord chat incoming)|]
+            , SExprInteger chan <- tchan ->
+              case List.find ((== fromInteger chan) . fst) cfg.mapping of
+                Nothing -> log $ mconcat
+                  [ "Message on unmapped Discord channel: " <> tshow chan
+                  ]
+                Just (_, ichan) -> do
+                  log $ mconcat
+                    [ "Incoming message on Discord channel " <> tshow chan
+                    , ", bridging to IRC channel " <> ichan
+                    ]
+                  cmds.publish [sexp|(monitor irc chat outgoing)|]
+                    [ SExprString ichan
+                    , user
+                    , msg
+                    ]
           _ -> log $ "Invalid message: " <> tshow d
     )
     (pure ())
-- 
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