onedrive: add module (#6907)

modules/programs/onedrive.nix

@@ -0,0 +1,64 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+let
+  inherit (lib)
+    mkIf
+    mkEnableOption
+    mkPackageOption
+    mkOption
+    types
+    concatStringsSep
+    mapAttrsToList
+    ;
+
+  cfg = config.programs.onedrive;
+
+  generateConfig = lib.generators.toKeyValue {
+    mkKeyValue = name: value: ''${name} = "${value}"'';
+  };
+in
+{
+  meta.maintainers = with lib.hm.maintainers; [ aguirre-matteo ];
+
+  options.programs.onedrive = {
+    enable = mkEnableOption "onedrive";
+    package = mkPackageOption pkgs "onedrive" { nullable = true; };
+    settings = mkOption {
+      type = with types; attrsOf str;
+      default = { };
+      example = ''
+        {
+          check_nomount = "false";
+          check_nosync = "false";
+          classify_as_big_delete = "1000";
+          cleanup_local_files = "false";
+          disable_notifications = "false";
+          no_remote_delete = "false";
+          rate_limit = "0";
+          resync = "false";
+          skip_dotfiles = "false";
+        }
+      '';
+      description = ''
+        Configuration settings for Onedrive. All available options can be
+        found at <https://github.com/abraunegg/onedrive/blob/master/config>.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    assertions = [
+      (lib.hm.assertions.assertPlatform "programs.onedrive" pkgs lib.platforms.linux)
+    ];
+
+    home.packages = mkIf (cfg.package != null) [ cfg.package ];
+
+    xdg.configFile = mkIf (cfg.settings != { }) {
+      "onedrive/config".text = generateConfig cfg.settings;
+    };
+  };
+}