Add `vrc` shell command to access the auto API from the shell

* for now, only `download()` is supported

pyproject.toml

@@ -7,6 +7,9 @@ license = "MIT"
 readme = "README.md"
 repository = "https://gitlab.tuwien.ac.at/fairdata/vre-repository-connector"
 
+[tool.poetry.scripts]
+vrc = "vre_repository_connector.cli:connector"
+
 [tool.poetry.dependencies]
 python = ">=3.11"
 inveniordm-py = "^0.1.0"

vre_repository_connector/cli.py

+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2024 TU Wien.
+#
+
+"""CLI commands for the VRE Repository Connector."""
+
+import sys
+
+import click
+
+from .auto import download, suggest_repository
+
+
+@click.group()
+def connector():
+    """CLI commands for the VRE Repository Connector."""
+
+
+@connector.command("download")
+@click.argument("url")
+@click.option(
+    "--all",
+    "-a",
+    default=False,
+    is_flag=True,
+    help="Download all files (overrides interactivity)",
+)
+@click.option(
+    "--select-interactive/--non-interactive",
+    "-i/-I",
+    default=True,
+    help="Select the files to download interactively",
+)
+def download_files(url: str, all: bool, select_interactive: bool):
+    """Download the files from the given URL."""
+    if suggest_repository(url) is None:
+        click.secho("Couldn't deduce a repository from the URL!", fg="red", err=True)
+
+    files = download(url, all=all, interactive=select_interactive)
+    if files is None:
+        click.secho("No files downloaded.", fg="red", err=True)
+        sys.exit(1)
+
+    if isinstance(files, str):
+        files = [files]
+
+    for f in files:
+        click.echo(f)