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|
{
config,
lib,
flake-parts-lib,
inputs,
moduleLocation,
withSystem,
...
}: let
inherit (flake-parts-lib) mkSubmoduleOptions;
inherit
(builtins)
removeAttrs
;
inherit
(lib)
attrValues
literalExpression
mapAttrs
mkAliasOptionModule
mkOption
recursiveUpdate
types
;
inherit
(inputs)
nixpkgs
darwin
home-manager
;
pkgsType = types.lazyAttrsOf types.raw;
builderType = types.functionTo pkgsType;
defaultBuilderFor = {
nixos = nixpkgs.lib.nixosSystem;
darwin = (inputs.nix-darwin or darwin).lib.darwinSystem;
};
builderStringFor = {
nixos = "inputs.nixpkgs.lib.nixosSystem";
darwin = "inputs.nix-darwin.lib.darwinSystem";
};
kernelFor = {
nixos = "linux";
darwin = "darwin";
};
applySpecialArgsFor = system:
recursiveUpdate {
inherit inputs;
inputs' = withSystem system ({inputs', ...}: inputs');
};
toSystem = type: name: args:
args.builder (
recursiveUpdate (removeAttrs args ["builder"]) {
modules =
[
../../systems/${name}
{networking.hostName = name;}
]
++ attrValues (inputs.self."${type}Modules" or {})
++ (args.modules or []);
specialArgs = applySpecialArgsFor args.system (args.specialArgs or {});
}
);
toUser = name: args:
home-manager.lib.homeManagerConfiguration (
recursiveUpdate args {
modules =
[
../../users/${name}/home.nix
{
_module.args.osConfig = {};
programs.home-manager.enable = true;
}
]
++ attrValues (inputs.self.homeModules or {})
++ (args.modules or []);
extraSpecialArgs = let
inherit (args.pkgs.stdenv.hostPlatform) system;
in
applySpecialArgsFor system (args.extraSpecialArgs or {});
}
);
mapSystems = type: mapAttrs (toSystem type);
mapUsers = mapAttrs toUser;
mapNixOS = mapSystems "nixos";
mapDarwin = mapSystems "darwin";
systemsSubmodule = type: {
freeformType = types.attrsOf types.any;
options = {
builder = mkOption {
type = builderType;
default = defaultBuilderFor.${type};
example = literalExpression (builderStringFor type);
description = ''
Function to build this ${type}Configuration with
'';
};
system = mkOption {
type = types.str;
default = "x86_64-${kernelFor type}";
example = literalExpression "aarch64-${kernelFor type}";
description = ''
System to build this ${type}Configuration for
'';
};
};
};
usersSubmodule = {
freeformType = types.attrsOf types.any;
options = {
pkgs = mkOption {
type = pkgsType;
default = nixpkgs.legacyPackages.x86_64-linux;
defaultText = "inputs.nixpkgs.legacyPackages.x86_64-linux";
example = literalExpression "inputs.nixpkgs.legacyPackages.aarch64-linux";
description = ''
Instance of nixpkgs to use in this homeConfiguration
'';
};
};
};
mkSystemOptions = type:
mkOption {
type = types.attrsOf (types.submodule (systemsSubmodule type));
default = {};
example = literalExpression ''
{
foo = {
system = "aarch64-${kernelFor type}";
};
}
'';
description = ''
Attribute set of `lib.${type}System` options. The names of
each attribute will be used to import files in the `systems/`
directory
'';
};
in {
# i don't like prefixing so much with `flake`
imports = [
(mkAliasOptionModule ["deploy"] ["flake" "deploy"])
(mkAliasOptionModule ["nixosModules"] ["flake" "nixosModules"])
(mkAliasOptionModule ["darwinModules"] ["flake" "darwinModules"])
(mkAliasOptionModule ["homeModules"] ["flake" "homeModules"])
(mkAliasOptionModule ["flakeModules"] ["flake" "flakeModules"])
];
options = {
flake = mkSubmoduleOptions {
darwinModules = mkOption {
type = types.lazyAttrsOf types.unspecified;
default = {};
apply = mapAttrs (name: value: {
_file = "${toString moduleLocation}#darwinModules.${name}";
imports = [value];
});
};
};
nixosConfigurations = mkSystemOptions "nixos";
darwinConfigurations = mkSystemOptions "darwin";
homeConfigurations = mkOption {
type = types.attrsOf (types.submodule usersSubmodule);
default = {};
example = literalExpression ''
{
john = {
pkgs = inputs.nixpkgs.legacyPackages.aarch64-linux;
};
}
'';
description = ''
Attribute set of `lib.homeManagerConfiguration` arguments. The
name of each attribute will be used to import files in the `users/`
directory.
'';
};
};
config.flake = {
nixosConfigurations = mapNixOS config.nixosConfigurations;
darwinConfigurations = mapDarwin config.darwinConfigurations;
homeConfigurations = mapUsers config.homeConfigurations;
};
}
|
