Files
nixos/Droidnix/generated/modules/apps/flatpaks.nix
T
2026-03-19 13:14:52 +00:00

118 lines
3.2 KiB
Nix

{ lib, pkgs, config, ... }:
let
moduleName = "flatpaks";
# --- Path to your Flatpak list ---
flatpakConfPath = ./assets/system/apps/flatpaks.conf;
# --- Read and split file ---
raw = builtins.readFile flatpakConfPath;
rawLines = lib.splitString "\n" raw;
# --- Guard against splitting per character ---
_guard =
assert !(builtins.stringLength raw > 1 && builtins.length rawLines == builtins.stringLength raw);
true;
# --- Clean each line ---
cleanLine = line:
let
noCR = lib.replaceStrings [ "\r" ] [ "" ] line;
noComment = lib.head (lib.splitString "#" noCR);
in
lib.strings.trim noComment;
entries = builtins.filter (l: l != "") (map cleanLine rawLines);
# --- Validate reverse-DNS style ---
dotCount = s: builtins.length (lib.splitString "." s) - 1;
isValidId = s: (dotCount s) >= 2;
_validate = builtins.seq _guard (
builtins.map (id:
if isValidId id then true
else throw ''
${moduleName}: invalid Flatpak ID in flatpaks.conf (needs reverse-DNS with at least 2 dots)
Token : ${builtins.toJSON id}
flatpaks.conf : ${toString flatpakConfPath}
Fix: remove stray tokens or comment them out with '#'.
''
) entries
);
flatpakApps = builtins.seq _validate entries;
# --- Script to install Flatpaks ---
syncFlatpaks = pkgs.writeShellScript "sync-flatpaks" ''
set -euo pipefail
CONF="/etc/flatpak/flatpaks.conf"
if [[ -f "$CONF" ]]; then
echo "flatpak-sync: using $CONF"
else
echo "flatpak-sync: WARNING: $CONF not found, using embedded list"
fi
if ! flatpak remotes --system --columns=name | grep -qx flathub; then
flatpak remote-add --system --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
fi
desired_apps=(
${lib.concatStringsSep " " (map (a: ''"${a}"'') flatpakApps)}
)
for app in $desired_apps; do
if ! flatpak info --system "$app" >/dev/null 2>&1; then
flatpak install --system -y --noninteractive flathub "$app"
fi
done
'';
in
{
# --- Top-level toggle ---
options.enableFlatpaks = lib.mkEnableOption "Enable automatic Flatpak installation";
# --- Configuration wrapped in mkIf ---
config = lib.mkIf (config.enableFlatpaks or false) {
myApps = {
flatpaks = {
enable = true;
assetsDir = flatpakConfPath;
files = entries;
user = config.defaultUser or "henrov";
script = syncFlatpaks;
};
};
# Enable Flatpak service
services.flatpak.enable = true;
xdg.portal.enable = true;
# Deploy flatpaks.conf to /etc
environment.etc."flatpak/flatpaks.conf".source = lib.mkForce flatpakConfPath;
# Systemd service for auto-install
systemd.services.flatpak-sync = {
description = "Install Flatpak apps listed in flatpaks.conf";
wantedBy = [ "multi-user.target" ];
wants = [ "network-online.target" ];
after = [ "network-online.target" ];
serviceConfig = {
Type = "oneshot";
ExecStart = syncFlatpaks;
};
restartTriggers = [ flatpakConfPath ];
path = [
pkgs.flatpak
pkgs.coreutils
pkgs.gnugrep
pkgs.gnused
];
};
};
}