Add limit to number of conversations shown by default by lmcli ls

pkg/cli/cmd.go

@@ -17,6 +17,11 @@ var (
 	systemPromptFile string
 )
 
+const (
+	// Limit to number of conversations shown with `ls`, without --all
+	LS_LIMIT int = 25
+)
+
 func init() {
 	inputCmds := []*cobra.Command{newCmd, promptCmd, replyCmd, retryCmd, continueCmd, editCmd}
 	for _, cmd := range inputCmds {
@@ -27,6 +32,7 @@ func init() {
 		cmd.MarkFlagsMutuallyExclusive("system-prompt", "system-prompt-file")
 	}
 
+	lsCmd.Flags().Bool("all", false, fmt.Sprintf("Show all conversations, by default only the last %d are shown", LS_LIMIT))
 	renameCmd.Flags().Bool("generate", false, "Generate a conversation title")
 
 	rootCmd.AddCommand(
@@ -203,6 +209,8 @@ var lsCmd = &cobra.Command{
 		}
 		categorized := map[string][]ConversationLine{}
 
+		all, _ := cmd.Flags().GetBool("all")
+
 		for _, conversation := range conversations {
 			lastMessage, err := store.LastMessage(&conversation)
 			if lastMessage == nil || err != nil {
@@ -232,17 +240,27 @@ var lsCmd = &cobra.Command{
 			)
 		}
 
+		var conversationsPrinted int
+	outer:
 		for _, category := range categories {
-			conversations, ok := categorized[category]
+			conversations, ok := categorized[category.name]
 			if !ok {
 				continue
 			}
+
 			slices.SortFunc(conversations, func(a, b ConversationLine) int {
 				return int(a.timeSinceReply - b.timeSinceReply)
 			})
-			fmt.Printf("%s:\n", category)
+
+			fmt.Printf("%s:\n", category.name)
 			for _, conv := range conversations {
+				if conversationsPrinted >= LS_LIMIT && !all {
+					fmt.Printf("%d remaining message(s), use --all to view.\n", len(conversations)-conversationsPrinted)
+					break outer
+				}
+
 				fmt.Printf("  %s\n", conv.formatted)
+				conversationsPrinted++
 			}
 		}
 	},