Inital commit with basic commands.

src/bsv/main.py

@@ -0,0 +1,83 @@
+# bsv - Backup, Synchronization, Versioning
+# Copyright (C) 2023  Simon Boyé
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+from __future__ import annotations
+
+from argparse import ArgumentParser
+import os.path
+from pathlib import Path
+import sys
+from textwrap import dedent
+
+from bsv import __version__
+from bsv.command import init_commands
+
+
+def make_parser(
+    prog: str = "",
+    exit_on_error: bool = True,
+) -> ArgumentParser:
+    parent_parser = ArgumentParser(add_help=False)
+    parent_parser.add_argument(
+        "--repository",
+        type = Path,
+        help = dedent("""
+            Bsv repository path. Overides default paths and BSV_REPOSITORY environment variable.
+        """).strip(),
+    )
+
+    parser = ArgumentParser(
+        prog = prog or os.path.basename(sys.argv[0]),
+        description = dedent("""
+            bsv - Backup, Synchronization, Versioning.
+        """).strip(),
+        parents = [parent_parser],
+        exit_on_error = exit_on_error,
+    )
+    parser.add_argument(
+        "--version",
+        action = "version",
+        version = f"bsv version {__version__}",
+    )
+
+    init_commands(parser, [parent_parser])
+
+    return parser
+
+
+def main(
+    args: list[str] | None = None,
+    prog: str = "",
+    exit_on_error: bool = True,
+) -> int:
+    parser = make_parser(
+        prog = prog or os.path.basename(sys.argv[0]),
+        exit_on_error = exit_on_error,
+    )
+    arg_dict = vars(parser.parse_args(args or sys.argv[1:]))
+
+    repository_path: Path | None = arg_dict.pop("repository")
+    if repository_path is None and "BSV_REPOSITORY" in os.environ:
+        repository_path = Path(os.environ["BSV_REPOSITORY"])
+    # else:
+    #     for path in get_config_dirs():
+    #         maybe_config_path = path / "config.toml"
+    #         if maybe_config_path.is_file():
+    #             config_path = maybe_config_path
+    #             break
+
+    command = arg_dict.pop("command")
+
+    return command(repository_path=repository_path, **arg_dict)