oizys/lib/default.nix

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{
inputs,
nixpkgs,
...
}: let
inherit (builtins) concatLists attrValues mapAttrs elemAt match readDir filter listToAttrs;
inherit (nixpkgs.lib) hasSuffix nixosSystem genAttrs;
inherit (nixpkgs.lib.filesystem) listFilesRecursive;
supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
runes = import ../modules/runes;
in rec {
forAllSystems = f: genAttrs supportedSystems (system: f nixpkgs.legacyPackages.${system});
mkRune = {
rune,
number ? "6",
runeKind ? "braille",
}:
"[1;3${number}m\n" + runes.${rune}.${runeKind} + "\n";
isNixFile = path: hasSuffix ".nix" path;
buildOizys = _:
forAllSystems (
pkgs: let
pkg = pkgs.callPackage ../oizys {};
in {
oizys = pkg;
default = pkg;
}
);
mkSystem = hostname:
nixosSystem {
system = "x86_64-linux";
modules =
[../modules/common.nix]
++ filter isNixFile (listFilesRecursive (../. + "/hosts/${hostname}"));
specialArgs = {inherit inputs mkRune;};
};
mapHosts = dir: mapAttrs (name: _: mkSystem name) (readDir dir);
buildHosts = _: mapHosts ../hosts;
findModules = modulesPath: listToAttrs (findModulesList modulesPath);
# https://github.com/balsoft/nixos-config/blob/73cc2c3a8bb62a9c3980a16ae70b2e97af6e1abd/flake.nix#L109-L120
findModulesList = dir:
concatLists (attrValues (mapAttrs
(name: type:
if type == "regular"
then [
{
name = elemAt (match "(.*)\\.nix" name) 0;
value = dir + "/${name}";
}
]
else if
(readDir (dir + "/${name}"))
? "default.nix"
then [
{
inherit name;
value = dir + "/${name}";
}
]
else findModulesList (dir + "/${name}")) (readDir dir)));
}