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Files
flake-nixinator/modules/audio.nix

75 lines
2.7 KiB
Nix

{ config, lib, mylib, pkgs, ... }:
with lib;
with mylib.modules;
let
cfg = config.modules.audio;
in {
imports = [ ];
options.modules.audio = {
enable = mkBoolOpt false "Configure for realtime audio and enable a bunch of music production tools";
carla.enable = mkBoolOpt false "Enable Carla + guitar-specific stuff";
bitwig.enable = mkBoolOpt false "Enable Bitwig Studio digital audio workstation";
yabridge = {
enable = mkBoolOpt false "Enable yabridge + yabridgectl";
autoSync = mkBoolOpt false "Sync yabridge plugins on nixos-rebuild";
};
extraPackages = mkOption {
type = types.listOf types.package;
default = [ ];
description = "Extra packages to install";
};
};
config = mkIf cfg.enable {
# Use builtins.concatLists instead of mkMerge as this is more safe as the type is specified,
# also mkMerge doesn't work in every case as it yields a set
home.packages = with pkgs; builtins.concatLists [
# lib.optional is preferred over mkIf or if...then...else by nix coding standards
# lib.optional wraps its argument in a list, lib.optionals doesn't
# This means that lib.optional can be used for single packages/arguments
# and lib.optionals has to be used when the argument is itself a list
# I use lib.optionals everywhere as I think this is more clear
(optionals cfg.carla.enable [ carla ])
(optionals cfg.yabridge.enable [ yabridge yabridgectl ])
(optionals cfg.bitwig.enable [ bitwig-studio ])
cfg.extraPackages
];
# NOTE: This desktop entry is created in /etc/profiles/per-user/christoph/share/applications
# This location is part of XDG_DATA_DIRS
xdg.desktopEntries.guitar = mkIf cfg.carla.enable {
name = "Guitar Amp (Carla)";
genericName = "Guitar Amp Simulation";
icon = "carla";
exec = "env PIPEWIRE_LATENCY=256/48000 gamemoderun carla ${config.home.homeDirectory}/.config/carla/GuitarDefault.carxp";
terminal = false;
categories = [ "Music" "Audio" ];
};
home.activation = mkMerge [
# The module includes the default carla project with ArchetypePetrucci + ArchetypeGojira
(mkIf cfg.carla.enable {
linkCarlaConfig = hm.dag.entryAfter [ "writeBoundary" ]
(mkLink "${config.home.homeDirectory}/NixFlake/config/carla" "${config.home.homeDirectory}/.config/carla");
})
(mkElse cfg.carla.enable {
unlinkCarlaConfig = hm.dag.entryAfter [ "writeBoundary" ]
(mkUnlink "${config.home.homeDirectory}/.config/carla");
})
(mkIf cfg.yabridge.autoSync {
syncYabridge = hm.dag.entryAfter [ "writeBoundary" ] ''
yabridgectl sync
'';
})
];
};
}