ADD list command to CLI for displaying all markers

rewind/cli.py

@@ -1,7 +1,28 @@
 #!/usr/bin/env python3
 import sys
 import argparse
-from rewind.core import clip, mark
+from rewind.core import clip, mark, print_markers
+
+def build_save_parser(subparsers: argparse._SubParsersAction) -> None:
+    save_parser = subparsers.add_parser("save", help="Save a section from the current recording")
+    save_parser.add_argument(
+        "-s", "--seconds",
+        type=int,
+        default=30,
+        help="Number of seconds to include in the clip (default: 30)"
+    )
+
+def build_mark_parser(subparsers: argparse._SubParsersAction) -> None:
+    mark_parser = subparsers.add_parser("mark", help="Mark the current time in the recording for later reference")
+    mark_parser.add_argument(
+        "-n", "--name",
+        type=str,
+        required=True,
+        help="Name of the marker"
+    )
+
+def build_list_parser(subparsers: argparse._SubParsersAction) -> None:
+    list_parser = subparsers.add_parser("list", help="List all markers in the recording")
 
 def build_parser() -> argparse.ArgumentParser:
     parser = argparse.ArgumentParser(
@@ -11,21 +32,9 @@ def build_parser() -> argparse.ArgumentParser:
 
     sub = parser.add_subparsers(dest="command", required=True)
 
-    save = sub.add_parser("save", help="Save a section from the current recording")
-    save.add_argument(
-        "-s", "--seconds",
-        type=int,
-        default=30,
-        help="Number of seconds to include in the clip (default: 30)"
-    )
-
-    mark = sub.add_parser("mark", help="Mark the current time in the recording for later reference")
-    mark.add_argument(
-        "-n", "--name",
-        type=str,
-        required=True,
-        help="Name of the marker"
-    )
+    build_save_parser(sub)
+    build_mark_parser(sub)
+    build_list_parser(sub)
 
     return parser
 
@@ -37,6 +46,8 @@ def main(argv=None) -> int:
         clip(args.seconds)
     elif args.command == "mark":
         mark(args.name)
+    elif args.command == "list":
+        print_markers()
     else:
         parser.error("Unknown command")