Files
fagos/flake.nix
Zastian Pretorius 3971a76d02 first commit
2025-08-28 00:21:50 +01:00

97 lines
3.2 KiB
Nix

{
description = "A Nix-flake-based Python development environment for the Fagos Discord bot";
inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1";
outputs = inputs:
let
supportedSystems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
forEachSupportedSystem = f: inputs.nixpkgs.lib.genAttrs supportedSystems (system: f {
pkgs = import inputs.nixpkgs { inherit system; };
});
version = "3.13";
in
{
# Development shell for `nix develop`
devShells = forEachSupportedSystem ({ pkgs }:
let
concatMajorMinor = v:
pkgs.lib.pipe v [
pkgs.lib.versions.splitVersion
(pkgs.lib.sublist 0 2)
pkgs.lib.concatStrings
];
python = pkgs."python${concatMajorMinor version}";
in
{
default = pkgs.mkShell {
venvDir = ".venv";
postShellHook = ''
venvVersionWarn() {
local venvVersion
venvVersion="$("$venvDir/bin/python" -c 'import platform; print(platform.python_version())')"
[[ "$venvVersion" == "${python.version}" ]] && return
cat <<EOF
Warning: Python version mismatch: [$venvVersion (venv)] != [${python.version}]
Delete '$venvDir' and reload to rebuild for version ${python.version}
EOF
}
venvVersionWarn
'';
packages = with python.pkgs; [
venvShellHook
pip
discordpy
];
};
});
# Packages for `nix build`
packages = forEachSupportedSystem ({ pkgs }:
let
concatMajorMinor = v:
pkgs.lib.pipe v [
pkgs.lib.versions.splitVersion
(pkgs.lib.sublist 0 2)
pkgs.lib.concatStrings
];
python = pkgs."python${concatMajorMinor version}";
# Define the bot package using buildPythonApplication
fagos = python.pkgs.buildPythonApplication {
pname = "fagos";
version = "0.1.0";
src = ./.;
format = "pyproject"; # Remove if no pyproject.toml
nativeBuildInputs = with python.pkgs; [ setuptools ];
propagatedBuildInputs = with python.pkgs; [ discordpy ];
doCheck = false;
};
in
{
default = fagos;
});
# Apps for `nix run`
apps = forEachSupportedSystem ({ pkgs }:
let
concatMajorMinor = v:
pkgs.lib.pipe v [
pkgs.lib.versions.splitVersion
(pkgs.lib.sublist 0 2)
pkgs.lib.concatStrings
];
python = pkgs."python${concatMajorMinor version}";
# Create a Python environment with discordpy
myPython = python.withPackages (ps: with ps; [ discordpy ]);
# Create a shell script to run bot.py
fagosApp = pkgs.writeShellScriptBin "fagos" ''
exec ${myPython}/bin/python ${./bot.py} "$@"
'';
in
{
default = {
type = "app";
program = "${fagosApp}/bin/fagos";
};
});
};
}