niksos/modules/services/syncthing.nix

{
    config,
    lib,
    ...
}: with lib; let
    cfg = config.myOptions.services.syncthing;
    username = config.myOptions.other.system.username;
    hmCfg = config.home-manager.users.${username};
in {
    options.myOptions.services.syncthing = {
        enable = mkEnableOption "enable syncthing";
        extraSettings = mkOption {
            type = types.attrs;
            description = "extra per host syncthing settings";
            default = {};
        };
    };

    # https://wes.today/nixos-syncthing/
    config = let
        port = 8384;
        homeDirectory = hmCfg.home.homeDirectory;
    in mkIf cfg.enable {
        services.syncthing = {
            enable = true;
            dataDir = homeDirectory;
            configDir = "${hmCfg.xdg.configHome}/syncthing";
            openDefaultPorts = true;
            user = username;
            group = "users";
            guiAddress = "0.0.0.0:${toString port}";
            overrideDevices = false;
            overrideFolders = false;
            settings = {
                devices = {
                    niks.id = "ZXGYWRF-THUTZFB-UUSUNFJ-6O4SP5X-WZH5DOJ-YC25NHH-EC55CIH-V7ZKFQG";
                    del.id = "";
                    chmura.id = "TJCCHXS-HA5ZXUI-NKXWICR-4ADPHCA-TVRNDBN-54E622Z-TUAAVOM-YIJHWAI";
                };
                folders = {
                    Projects = {
                        path = "${homeDirectory}/Projects";
                        devices = [ "niks" "del" "chmura" ];
                        versioning = {
                            type = "staggered";
                            params = {
                                cleanInterval = "3600";
                                maxAge = "15552000";
                            };
                        };
                    };
                    Studia = {
                        path = "${homeDirectory}/Studia";
                        devices = [ "niks" "del" "chmura" ];
                        versioning = {
                            type = "staggered";
                            params = {
                                cleanInterval = "3600";
                                maxAge = "15552000";
                            };
                        };
                    };
                    KeepassXC = {
                        path = "${homeDirectory}/KeepassXC";
                        devices = [ "niks" "del" "chmura" ];
                        versioning = {
                            type = "staggered";
                            params = {
                                cleanInterval = "3600";
                                maxAge = "15552000";
                            };
                        };
                    };
                    Notes = {
                        path = "${homeDirectory}/Notes";
                        devices = [ "niks" "del" "chmura" ];
                        versioning = {
                            type = "staggered";
                            params = {
                                cleanInterval = "3600";
                                maxAge = "15552000";
                            };
                        };
                    };
                    mieszkanie = {
                        path = "${homeDirectory}/mieszkanie";
                        devices = [ "niks" "del" "chmura" ];
                        versioning = {
                            type = "staggered";
                            params = {
                                cleanInterval = "3600";
                                maxAge = "15552000";
                            };
                        };
                    };
                };
            } // cfg.extraSettings;
        };
        services.caddy = mkIf (username == "chmura") {
            virtualHosts."sync.jacekpoz.pl".extraConfig = ''
                reverse_proxy * localhost:${toString port}
            '';
        };
    };
}