fix: restored module.nix

module.nix

@@ -0,0 +1,136 @@
+self:
+
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+let
+  cfg = config.services.omnisearch;
+  pkg = cfg.package;
+
+  finalConfigFile =
+    if cfg.configFile != null then
+      cfg.configFile
+    else
+      pkgs.writeText "omnisearch.ini" ''
+        [server]
+        host = ${cfg.settings.server.host}
+        port = ${toString cfg.settings.server.port}
+        domain = ${cfg.settings.server.domain}
+
+        [proxy]
+        ${lib.optionalString (cfg.settings.proxy.proxy != null) "proxy = \"${cfg.settings.proxy.proxy}\""}
+        ${lib.optionalString (
+          cfg.settings.proxy.list_file != null
+        ) "list_file = ${cfg.settings.proxy.list_file}"}
+        max_retries = ${toString cfg.settings.proxy.max_retries}
+        randomize_username = ${lib.boolToString cfg.settings.proxy.randomize_username}
+        randomize_password = ${lib.boolToString cfg.settings.proxy.randomize_password}
+
+        [cache]
+        dir = ${cfg.settings.cache.dir}
+        ttl_search = ${toString cfg.settings.cache.ttl_search}
+        ttl_infobox = ${toString cfg.settings.cache.ttl_infobox}
+      '';
+in
+{
+  options.services.omnisearch = {
+    enable = lib.mkEnableOption "OmniSearch metasearch engine";
+
+    package = lib.mkOption {
+      type = lib.types.package;
+      default = self.packages.${pkgs.stdenv.hostPlatform.system}.default;
+      description = "The omnisearch package to use.";
+    };
+
+    configFile = lib.mkOption {
+      type = lib.types.nullOr lib.types.path;
+      default = null;
+      description = "Path to a custom config.ini. Overrides 'settings'.";
+    };
+
+    settings = {
+      server = {
+        host = lib.mkOption {
+          type = lib.types.str;
+          default = "0.0.0.0";
+        };
+        port = lib.mkOption {
+          type = lib.types.port;
+          default = 8087;
+        };
+        domain = lib.mkOption {
+          type = lib.types.str;
+          default = "http://localhost:8087";
+        };
+      };
+      proxy = {
+        proxy = lib.mkOption {
+          type = lib.types.nullOr lib.types.str;
+          default = null;
+        };
+        list_file = lib.mkOption {
+          type = lib.types.nullOr lib.types.str;
+          default = null;
+        };
+        max_retries = lib.mkOption {
+          type = lib.types.int;
+          default = 3;
+        };
+        randomize_username = lib.mkOption {
+          type = lib.types.bool;
+          default = true;
+        };
+        randomize_password = lib.mkOption {
+          type = lib.types.bool;
+          default = true;
+        };
+      };
+      cache = {
+        dir = lib.mkOption {
+          type = lib.types.str;
+          default = "/var/cache/omnisearch";
+        };
+        ttl_search = lib.mkOption {
+          type = lib.types.int;
+          default = 3600;
+        };
+        ttl_infobox = lib.mkOption {
+          type = lib.types.int;
+          default = 86400;
+        };
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    systemd.services.omnisearch = {
+      description = "OmniSearch Service";
+      after = [ "network.target" ];
+      wantedBy = [ "multi-user.target" ];
+
+      serviceConfig = {
+        ExecStart = "${pkg}/bin/omnisearch";
+
+        WorkingDirectory = "/var/lib/omnisearch";
+        StateDirectory = "omnisearch";
+        CacheDirectory = "omnisearch";
+
+        BindReadOnlyPaths = [
+          "${pkg}/share/omnisearch/templates:/var/lib/omnisearch/templates"
+          "${pkg}/share/omnisearch/static:/var/lib/omnisearch/static"
+          "${finalConfigFile}:/var/lib/omnisearch/config.ini"
+        ];
+
+        DynamicUser = true;
+        ProtectSystem = "strict";
+        ProtectHome = true;
+        PrivateTmp = true;
+        Restart = "always";
+      };
+    };
+  };
+}