implement ls command

cmds/ls.nim

@@ -0,0 +1,18 @@
+import algorithm
+import os
+import strutils
+
+const lsUsage =
+  """Usage: totptool ls
+
+Shows all of the totp codes available.
+"""
+
+proc help*() =
+  echo lsUsage
+  quit 2
+
+proc ls*(root: string, args: seq[string]) =
+  for file in walkFiles root / "*":
+    var name = file.split("/")
+    echo name.reversed[0]

totptool.nim

@@ -4,6 +4,7 @@ import parseopt2
 # Subcommands
 import cmds/code
 import cmds/gen
+import cmds/ls
 
 const usageHelp =
   """Usage: totptool [options] <command> [args]
@@ -54,11 +55,9 @@ for kind, key, val in getopt():
     case key
     of "help", "h":
       case command
-      of "code":
-        code.help()
-      of "gen":
-        gen.help()
-      of "ls": discard
+      of "code": code.help()
+      of "gen":  gen.help()
+      of "ls":   ls.help()
       else:
         writeHelp()
 
@@ -78,10 +77,9 @@ if not existsDir(totpRoot):
   echo "Created totp root " & totpRoot
 
 case command
-of "code":
-  code(totpRoot, args)
-of "gen":
-  gen(totpRoot, args)
+of "code": code totpRoot, args
+of "gen":  gen  totpRoot, args
+of "ls":   ls   totpRoot, args
 else:
   echo "Command " & command & " not found."
   writeHelp()