From f35b25de3078fc426ded1253157cefc8ef6e56b8 Mon Sep 17 00:00:00 2001
From: Daniel Langbein <daniel@systemli.org>
Date: Mon, 18 Sep 2023 21:48:05 +0200
Subject: [PATCH] add waydroid

---
 hosts/yodaTab/configuration.nix  |  1 +
 hosts/yodaTux/configuration.nix  |  1 +
 hosts/yodaYoga/configuration.nix |  1 +
 modules/waydroid.nix             | 42 ++++++++++++++++++++++++++++++++
 4 files changed, 45 insertions(+)
 create mode 100644 modules/waydroid.nix

diff --git a/hosts/yodaTab/configuration.nix b/hosts/yodaTab/configuration.nix
index ce74727..84326fd 100644
--- a/hosts/yodaTab/configuration.nix
+++ b/hosts/yodaTab/configuration.nix
@@ -50,6 +50,7 @@ in
       ../../modules/lid-switch-handling.nix
       ../../modules/sendmail-mta.nix
       ../../modules/journalwatch.nix
+      #../../modules/waydroid.nix
     ];
 
   networking.hostName = "yodaTab";
diff --git a/hosts/yodaTux/configuration.nix b/hosts/yodaTux/configuration.nix
index eb8e61e..2c7e314 100644
--- a/hosts/yodaTux/configuration.nix
+++ b/hosts/yodaTux/configuration.nix
@@ -50,6 +50,7 @@ in
       ../../modules/lid-switch-handling.nix
       ../../modules/sendmail-mta.nix
       ../../modules/journalwatch.nix
+      #../../modules/waydroid.nix
     ];
 
   networking.hostName = "yodaTux";
diff --git a/hosts/yodaYoga/configuration.nix b/hosts/yodaYoga/configuration.nix
index de46095..8f07bf8 100644
--- a/hosts/yodaYoga/configuration.nix
+++ b/hosts/yodaYoga/configuration.nix
@@ -52,6 +52,7 @@ in
       ../../modules/lid-switch-handling.nix
       ../../modules/sendmail-mta.nix
       ../../modules/journalwatch.nix
+      #../../modules/waydroid.nix
     ];
 
   networking.hostName = "yodaYoga";
diff --git a/modules/waydroid.nix b/modules/waydroid.nix
new file mode 100644
index 0000000..7ed2fe4
--- /dev/null
+++ b/modules/waydroid.nix
@@ -0,0 +1,42 @@
+{ config, pkgs, ... }:
+
+{
+  # Installation and Usage. https://nixos.wiki/wiki/WayDroid
+  #
+  #   Installation:
+  #   Fetch WayDroid images.
+  #   You can add the parameters "-s GAPPS -f" to have GApps support.
+  #     sudo waydroid init
+  #
+  #   Usage:
+  #   Start the WayDroid LXC container
+  #     sudo systemctl start waydroid-container
+  #     sudo journalctl -b -u waydroid-container
+  #     #=> Started Waydroid Container.
+  #   Start WayDroid session
+  #   You'll know it is finished when you see the message "Android with user 0 is ready".
+  #     waydroid session start
+  #   Install and launch F-Droid
+  #     curl -L -o ~/Downloads/F-Droid.apk https://f-droid.org/F-Droid.apk
+  #     waydroid app install ~/Downloads/F-Droid.apk
+  #     waydroid app launch org.fdroid.fdroid
+  #   Stop WayDroid session
+  #     waydroid session stop
+  #   Stop the Waydroid LXC container
+  #     sudo systemctl stop waydroid-container
+
+  # TODO: Is WayDroid rooted? How to un-root it?
+  # https://github.com/waydroid/waydroid/issues/935
+
+  assertions = [{
+    assertion = config.services.xserver.displayManager.gdm.wayland;
+    message = "Waydroid requires Wayland.";
+  }];
+
+  virtualisation.waydroid.enable = true;
+
+  # Clipboard sharing. https://nixos.wiki/wiki/WayDroid#Clipboard_sharing
+  environment.systemPackages = with pkgs; [
+    wl-clipboard
+  ];
+}