megasync: add module

.github/CODEOWNERS

@@ -427,6 +427,8 @@ Makefile                                              @thiagokokada
 
 /modules/services/mbsync.nix                          @pjones
 
+/modules/services/megasync.nix                        @GaetanLepage
+
 /modules/services/mopidy.nix                          @foo-dogsquared
 /tests/modules/services/mopidy                        @foo-dogsquared
 

modules/misc/news.nix

@@ -853,6 +853,14 @@ in
           'Host' blocks
         '';
       }
+
+      {
+        time = "2022-12-16T15:01:20+00:00";
+        condition = hostPlatform.isLinux;
+        message = ''
+          A new module is available: 'services.megasync'.
+        '';
+      }
     ];
   };
 }

modules/modules.nix

@@ -238,6 +238,7 @@ let
     ./services/lorri.nix
     ./services/mako.nix
     ./services/mbsync.nix
+    ./services/megasync.nix
     ./services/mopidy.nix
     ./services/mpd.nix
     ./services/mpdris2.nix

modules/services/megasync.nix

@@ -0,0 +1,40 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.services.megasync;
+
+in {
+  meta.maintainers = [ maintainers.GaetanLepage ];
+
+  options = {
+    services.megasync = {
+      enable = mkEnableOption "Megasync client";
+
+      package = mkPackageOption pkgs "megasync" { };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    assertions = [
+      (lib.hm.assertions.assertPlatform "services.megasync" pkgs
+        lib.platforms.linux)
+    ];
+
+    home.packages = [ cfg.package ];
+
+    systemd.user.services.megasync = {
+      Unit = {
+        Description = "megasync";
+        After = [ "graphical-session-pre.target" ];
+        PartOf = [ "graphical-session.target" ];
+      };
+
+      Install = { WantedBy = [ "graphical-session.target" ]; };
+
+      Service = { ExecStart = "${cfg.package}/bin/megasync"; };
+    };
+  };
+}