am2rlauncher: add module

modules/programs/am2rlauncher.nix

@@ -0,0 +1,48 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+let
+  inherit (lib)
+    types
+    mkIf
+    mkEnableOption
+    mkPackageOption
+    mkOption
+    ;
+
+  cfg = config.programs.am2rlauncher;
+in
+{
+  meta.maintainers = with lib.hm.maintainers; [ aguirre-matteo ];
+  options.programs.am2rlauncher = {
+    enable = mkEnableOption "am2rlauncher";
+    package = mkPackageOption pkgs "am2rlauncher" { nullable = true; };
+    config = mkOption {
+      type = with types; either str path;
+      default = "";
+      example = ''
+        <?xml version="1.0" encoding="utf-8"?>
+        <settings xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" AutoUpdateAM2R="false" AutoUpdateLauncher="true" Language="English" MusicHQPC="false" MusicHQAndroid="false" MirrorIndex="0" ProfileIndex="null" CustomMirrorEnabled="false" CustomMirrorText="" ProfileDebugLog="true" Width="600" Height="600" IsMaximized="false" />
+      '';
+      description = ''
+        Config file for am2rlauncher in XML format. You can see the available options
+        by modifying the settings in the GUI and looking at $XDG_CONFIG_HOME/AM2RLauncher/config.xml.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    assertions = [
+      (lib.hm.assertions.assertPlatform "programs.am2rlauncher" pkgs lib.platforms.linux)
+    ];
+
+    home.packages = mkIf (cfg.package != null) [ cfg.package ];
+    xdg.configFile."AM2RLauncher/config.xml" = mkIf (cfg.config != "") {
+      source =
+        if lib.isPath cfg.config then cfg.config else pkgs.writeText "am2rlauncher-config.xml" cfg.config;
+    };
+  };
+}

tests/modules/programs/am2rlauncher/config.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<settings xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" AutoUpdateAM2R="false" AutoUpdateLauncher="true" Language="English" MusicHQPC="false" MusicHQAndroid="false" MirrorIndex="0" ProfileIndex="null" CustomMirrorEnabled="false" CustomMirrorText="" ProfileDebugLog="true" Width="600" Height="600" IsMaximized="false" />

tests/modules/programs/am2rlauncher/default.nix

@@ -0,0 +1,5 @@
+{ lib, pkgs, ... }:
+
+lib.optionalAttrs pkgs.stdenv.hostPlatform.isLinux {
+  am2rlauncher-settings = ./settings.nix;
+}

tests/modules/programs/am2rlauncher/settings.nix

@@ -0,0 +1,12 @@
+{
+  programs.am2rlauncher = {
+    enable = true;
+    config = ./config.xml;
+  };
+
+  nmt.script = ''
+    assertFileExists home-files/.config/AM2RLauncher/config.xml
+    assertFileContent home-files/.config/AM2RLauncher/config.xml \
+      ${./config.xml}
+  '';
+}