f7e0345ab3
Previously if a user started the app and the last opened clan directory does not exist anymore, it would still show the clan screen but without any machines. This changes catches this case and throws the user back to the clan selection page
93 lines
2.6 KiB
Python
93 lines
2.6 KiB
Python
import argparse
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import json
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import logging
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from pathlib import Path
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from urllib.parse import urlparse
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from clan_lib.api import API
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from clan_cli.cmd import run_no_stdout
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from clan_cli.errors import ClanCmdError, ClanError
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from clan_cli.inventory import Meta
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from clan_cli.nix import nix_eval
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log = logging.getLogger(__name__)
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@API.register
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def show_clan_meta(uri: str) -> Meta:
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if uri.startswith("/") and not Path(uri).exists():
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msg = f"Path {uri} does not exist"
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raise ClanError(msg, description="clan directory does not exist")
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cmd = nix_eval(
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[
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f"{uri}#clanInternals.inventory.meta",
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"--json",
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]
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)
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res = "{}"
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try:
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proc = run_no_stdout(cmd)
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res = proc.stdout.strip()
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except ClanCmdError as e:
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msg = "Evaluation failed on meta attribute"
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raise ClanError(
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msg,
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location=f"show_clan {uri}",
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description=str(e.cmd),
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) from e
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clan_meta = json.loads(res)
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# Check if icon is a URL such as http:// or https://
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# Check if icon is an relative path
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# All other schemas such as file://, ftp:// are not yet supported.
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icon_path: str | None = None
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if meta_icon := clan_meta.get("icon"):
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scheme = urlparse(meta_icon).scheme
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if scheme in ["http", "https"]:
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icon_path = meta_icon
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elif scheme in [""]:
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if Path(meta_icon).is_absolute():
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msg = "Invalid absolute path"
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raise ClanError(
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msg,
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location=f"show_clan {uri}",
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description="Icon path must be a URL or a relative path",
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)
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icon_path = str((Path(uri) / meta_icon).resolve())
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else:
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msg = "Invalid schema"
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raise ClanError(
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msg,
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location=f"show_clan {uri}",
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description="Icon path must be a URL or a relative path",
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)
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return Meta(
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{
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"name": clan_meta.get("name"),
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"description": clan_meta.get("description"),
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"icon": icon_path if icon_path else "",
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}
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)
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def show_command(args: argparse.Namespace) -> None:
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flake_path = args.flake.path
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meta = show_clan_meta(flake_path)
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print(f"Name: {meta.get('name')}")
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print(f"Description: {meta.get('description', '-')}")
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print(f"Icon: {meta.get('icon', '-')}")
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def register_parser(parser: argparse.ArgumentParser) -> None:
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parser.set_defaults(func=show_command)
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parser.add_argument(
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"show",
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help="Show",
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)
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