1 files changed, 20 insertions, 1 deletions
diff --git a/shard/lib/cli/cli.ex b/shard/lib/cli/cli.ex
index 54b882f..8495b93 100644
--- a/shard/lib/cli/cli.ex
+++ b/shard/lib/cli/cli.ex
@@ -1,12 +1,23 @@
 defmodule SCLI do
   @moduledoc """
-  Small command line interface for the chat application
+  Small command line interface for the chat application. Supports public chat rooms,
+  private conversations, sending files (but not receiving them - could be done easily).
+
+  The code of this module is intended as an example of how to use the Shard library.
+
+  TODO: more commands.
   """
 
   defmodule State do
+    @moduledoc"""
+    Internal state struct of the CLI.
+    """
     defstruct [:room_pid, :id_pid, :pk]
   end
 
+  @doc"""
+  Call this from the iex prompt to launch the CLI.
+  """
   def run() do
     for {_chid, manifest, _} <- Shard.Manager.list_shards do
       case manifest do
@@ -197,6 +208,14 @@ defmodule SCLI do
     state
   end
 
+  defp handle_command(state, ["shards"]) do
+    Shard.Manager.list_shards
+    |> Enum.map(&(ShardURI.from_manifest(elem(&1, 1))))
+    |> Enum.sort()
+    |> Enum.map(&IO.puts/1)
+    state
+  end
+
   defp handle_command(state, _cmd) do
     IO.puts "Invalid command"
     state