dotfiles/nixng/containers/matrix/mautrix-slack/default.nix

{ inputs, config, ... }:
{
  flake.nixngConfigurations.mautrixSlack = inputs.nixng.nglib.makeSystem {
    system = "x86_64-linux";
    name = "mautrix-slack";
    inherit (inputs) nixpkgs;
    config =
      { pkgs, lib, ... }:
      {
        dumb-init = {
          enable = true;
          type.services = { };
        };

        init.services.mautrix-slack = {
          enabled = true;
          shutdownOnExit = true;
          script =
            let
              inherit (lib)
                getExe'
                makeBinPath;
              mautrix-slack = (pkgs.appendOverlays [ config.flake.overlays.mautrix-slack ]).mautrix-slack;
            in
              pkgs.writeShellScript "mautrix-slack"
                ''
                  DATA_DIR="/var/lib/mautrix-slack"
                  CONFIG_FILE="$DATA_DIR/config.yaml"
                  REGISTRATION_FILE="/var/lib/registrations/mautrix-slack.yaml"

                  ${getExe' pkgs.envsubst "envsubst"} < ${./mautrix-slack.yaml} > "$CONFIG_FILE"
                  chmod 755 "$CONFIG_FILE"

                  export PATH="$PATH:${makeBinPath [ pkgs.lottieconverter ]};"

                  [ -e "$REGISTRATION_FILE" ] || \
                    ${getExe' mautrix-slack "mautrix-slack"} -c "$CONFIG_FILE" -r "$REGISTRATION_FILE" -g
                  ${getExe' mautrix-slack "mautrix-slack"} -c "$CONFIG_FILE" -r "$REGISTRATION_FILE" -n
                '';
        };
      };
  };
}