From f3f03c0111729633e4026ce398ac60725e1bc1ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Roman=20Smr=C5=BE?= <roman.smrz@seznam.cz>
Date: Wed, 4 Feb 2026 21:05:30 +0100
Subject: Show number of conversations with unread messages in CLI prompt

Changelog: Show the number of conversations with unread messages in CLI prompt
---
 main/Main.hs             | 21 +++++++++++++++++++++
 src/Erebos/TextFormat.hs | 19 +++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/main/Main.hs b/main/Main.hs
index 5fca2d9..0ab474d 100644
--- a/main/Main.hs
+++ b/main/Main.hs
@@ -418,6 +418,9 @@ interactiveLoop st opts = withTerminal commandCompletion $ \term -> do
                                     Left err -> extPrintLn $ "Failed to send dm echo: " <> err
                     _ -> return ()
 
+            updatePromptStatus term erebosHead
+    updatePromptStatus term erebosHead
+
     peers <- liftIO $ newMVar []
     contextOptions <- liftIO $ newMVar ( Nothing, [] )
     chatroomSetVar <- liftIO $ newEmptyMVar
@@ -605,6 +608,24 @@ getSelectedOrManualContext = do
         str | all isDigit str -> getContextByIndex id (read str)
         _ -> throwOtherError "invalid index"
 
+updatePromptStatus :: Terminal -> Head LocalState -> IO ()
+updatePromptStatus term h = do
+    conversations <- mapMaybe checkNew <$> flip runReaderT h lookupConversations
+    setPromptStatus term $ withStyle (setForegroundColor BrightYellow noStyle) $ formatStatus (length conversations) <> " "
+  where
+    checkNew conv
+        | (msg : _) <- conversationHistory conv
+        , messageUnread msg
+        = Just ( conv, msg )
+    checkNew _ = Nothing
+
+    formatStatus 0 = withStyle (setForegroundColor BrightBlack noStyle) "--"
+    formatStatus 1 = withStyle (setForegroundColor BrightYellow noStyle) " *"
+    formatStatus n
+        | n < 10 = withStyle (setForegroundColor BrightYellow noStyle) $ plainText $ T.pack (show n) <> "*"
+        | otherwise = withStyle (setForegroundColor BrightYellow noStyle) $ plainText $ "X*"
+
+
 commands :: [(String, Command)]
 commands =
     [ ( "history", cmdHistory )
diff --git a/src/Erebos/TextFormat.hs b/src/Erebos/TextFormat.hs
index 20973d9..88fe0c2 100644
--- a/src/Erebos/TextFormat.hs
+++ b/src/Erebos/TextFormat.hs
@@ -2,6 +2,12 @@ module Erebos.TextFormat (
     FormattedText,
     plainText,
 
+    TextStyle,
+    withStyle, noStyle,
+
+    Color(..),
+    setForegroundColor, setBackgroundColor,
+
     renderPlainText,
     formattedTextLength,
 ) where
@@ -16,6 +22,19 @@ plainText :: Text -> FormattedText
 plainText = PlainText
 
 
+withStyle :: TextStyle -> FormattedText -> FormattedText
+withStyle = FormattedText
+
+noStyle :: TextStyle
+noStyle = CustomTextColor Nothing Nothing
+
+setForegroundColor :: Color -> TextStyle -> TextStyle
+setForegroundColor color (CustomTextColor _ bg) = CustomTextColor (Just color) bg
+
+setBackgroundColor :: Color -> TextStyle -> TextStyle
+setBackgroundColor color (CustomTextColor fg _) = CustomTextColor fg (Just color)
+
+
 renderPlainText :: FormattedText -> Text
 renderPlainText = \case
     PlainText text -> text
-- 
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