clan-core/devShell-python.nix
DavHau 580010581c
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devshell: remove dependency on clan-cli derivation
The devShell depended on clan-cli due to it being included as a dependency in the treefmt config. This is not optimal because this makes the devshell rebuild unnecessary often and also lead to build failures of the dev-shell if the clan-cli code is in a broken state (git rebasing, or during development etc.)
2024-03-19 13:00:59 +07:00

116 lines
3.8 KiB
Nix

{
perSystem =
{
pkgs,
self',
lib,
...
}:
let
python3 = pkgs.python3;
pypkgs = python3.pkgs;
clan-cli = self'.packages.clan-cli;
clan-vm-manager = self'.packages.clan-vm-manager;
pythonWithDeps = python3.withPackages (
ps:
clan-cli.propagatedBuildInputs
++ clan-cli.devDependencies
++ [ ps.pip ]
++ [ clan-vm-manager.externalPythonDeps ]
# clan-vm-manager deps
);
linuxOnlyPackages = lib.optionals pkgs.stdenv.isLinux [ pkgs.xdg-utils ];
in
{
devShells.python = pkgs.mkShell {
inputsFrom = [ self'.devShells.default ];
packages =
[
pythonWithDeps
pypkgs.mypy
pypkgs.ipdb
pkgs.desktop-file-utils
pkgs.gtk4.dev
pkgs.ruff
pkgs.libadwaita.devdoc # has the demo called 'adwaita-1-demo'
]
++ linuxOnlyPackages
++ clan-vm-manager.nativeBuildInputs
++ clan-vm-manager.buildInputs
++ clan-cli.nativeBuildInputs;
PYTHONBREAKPOINT = "ipdb.set_trace";
shellHook = ''
ln -sfT ${clan-cli.nixpkgs} ./pkgs/clan-cli/clan_cli/nixpkgs
## PYTHON
tmp_path="$(realpath ./.direnv/python)"
repo_root=$(realpath .)
mkdir -p "$tmp_path/${pythonWithDeps.sitePackages}"
# local dependencies
localPackages=(
$repo_root/pkgs/clan-cli
$repo_root/pkgs/clan-vm-manager
)
# Install executable wrappers for local python packages scripts
# This is done by utilizing `pip install --editable`
# As a result, executables like `clan` can be executed from within the dev-shell
# while using the current version of the code and its dependencies.
for package in "''${localPackages[@]}"; do
pname=$(basename "$package")
if
[ ! -e "$tmp_path/meta/$pname/pyproject.toml" ] \
|| [ ! -e "$package/pyproject.toml" ] \
|| ! cmp -s "$tmp_path/meta/$pname/pyproject.toml" "$package/pyproject.toml"
then
echo "==== Installing local python package $pname in editable mode ===="
mkdir -p "$tmp_path/meta/$pname"
cp $package/pyproject.toml $tmp_path/meta/$pname/pyproject.toml
${python3.pkgs.pip}/bin/pip install \
--quiet \
--disable-pip-version-check \
--no-index \
--no-build-isolation \
--prefix "$tmp_path" \
--editable "$package"
fi
done
export PATH="$tmp_path/bin:$PATH"
export PYTHONPATH="''${PYTHONPATH:+$PYTHONPATH:}$tmp_path/${pythonWithDeps.sitePackages}"
for package in "''${localPackages[@]}"; do
export PYTHONPATH="$package:$PYTHONPATH"
done
## GUI
if ! command -v xdg-mime &> /dev/null; then
echo "Warning: 'xdg-mime' is not available. The desktop file cannot be installed."
fi
# install desktop file
set -eou pipefail
DESKTOP_FILE_NAME=org.clan.vm-manager.desktop
DESKTOP_DST=~/.local/share/applications/$DESKTOP_FILE_NAME
DESKTOP_SRC=${clan-vm-manager.desktop-file}/share/applications/$DESKTOP_FILE_NAME
UI_BIN="clan-vm-manager"
cp -f $DESKTOP_SRC $DESKTOP_DST
sed -i "s|Exec=.*clan-vm-manager|Exec=$UI_BIN|" $DESKTOP_DST
xdg-mime default $DESKTOP_FILE_NAME x-scheme-handler/clan
echo "==== Validating desktop file installation ===="
set -x
desktop-file-validate $DESKTOP_DST
set +xeou pipefail
'';
};
};
}