From d29fabb04465f0215ab010babbef16918e240df0 Mon Sep 17 00:00:00 2001
From: LordGrimmauld <soeren@benjos.de>
Date: Thu, 11 Apr 2024 10:56:21 +0200
Subject: [PATCH] abstract screenshare selection

---
 common/portals.nix                            |  9 +++++
 common/sway.nix                               |  6 ++++
 load_common.nix                               | 34 +++++++++++++++++++
 specific/grimm-nixos-laptop/configuration.nix |  1 -
 .../hardware-configuration.nix                | 12 +++++++
 .../grimm-nixos-laptop/screenshare-select.nix | 17 ----------
 sway/sway-conf.nix                            |  4 +--
 7 files changed, 63 insertions(+), 20 deletions(-)
 delete mode 100644 specific/grimm-nixos-laptop/screenshare-select.nix

diff --git a/common/portals.nix b/common/portals.nix
index 7813d2b..413effe 100644
--- a/common/portals.nix
+++ b/common/portals.nix
@@ -12,6 +12,15 @@ in
         xdg-desktop-portal-kde
         xdg-desktop-portal-gtk
       ];
+
+      wlr.settings = lib.mapAttrs'
+        (name: value: lib.nameValuePair ("screencast_" + name) {
+          output_name = value.id;
+          max_fps = value.fps;
+          chooser_type = "simple";
+          chooser_cmd = "${pkgs.slurp}/bin/slurp -f %o -or";
+        })
+        cfg.screens;
     };
 
     environment.sessionVariables = {
diff --git a/common/sway.nix b/common/sway.nix
index 17cd445..ba22d56 100644
--- a/common/sway.nix
+++ b/common/sway.nix
@@ -37,6 +37,12 @@ in
       text = lib.strings.concatLines (
         (build_conf cfg.sway.config)
         ++ lib.optional cfg.sway.bar.enable bar_config
+        ++ (lib.mapAttrsToList
+          (name: value:
+            "output ${value.id} mode ${value.mode}@${toString value.fps}Hz"
+            + (lib.optionalString (value.pos != null) " position ${value.pos}")
+          )
+          cfg.screens)
       );
 
       sway_conf = pkgs.writeText "sway.conf" text;
diff --git a/load_common.nix b/load_common.nix
index 69a1077..91169f5 100644
--- a/load_common.nix
+++ b/load_common.nix
@@ -17,6 +17,34 @@ let
     };
   });
 
+  screen = types.submodule {
+    options = {
+      fps = mkOption {
+        type = types.int;
+        default = 60;
+        description = "max framerate of screen";
+      };
+
+      mode = mkOption {
+        type = types.nonEmptyStr;
+        default = "1920x1080";
+        description = "pixel format of the screen";
+      };
+
+      id = mkOption {
+        type = types.nonEmptyStr;
+        description = "ID of the screen";
+      };
+
+      pos = mkOption {
+        type = types.nullOr types.nonEmptyStr;
+        default = null;
+        example = "0,0";
+        description = "position where to place the screen";
+      };
+    };
+  };
+
   sway_conf = types.submodule ({ config, ... }: rec {
     options = {
       keybinds = mkOption {
@@ -135,6 +163,12 @@ in
       };
     };
 
+    screens = mkOption {
+      type = types.attrsOf screen;
+      default = { };
+      description = "Screens to initialize";
+    };
+
     sway = {
       enable = mkEnableOption "grimm-sway";
 
diff --git a/specific/grimm-nixos-laptop/configuration.nix b/specific/grimm-nixos-laptop/configuration.nix
index 877864c..1be5f1b 100644
--- a/specific/grimm-nixos-laptop/configuration.nix
+++ b/specific/grimm-nixos-laptop/configuration.nix
@@ -2,7 +2,6 @@
   imports = [
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
-    ./screenshare-select.nix
   ];
 
   age.identityPaths = [ "/home/grimmauld/.ssh/id_rsa" ];
diff --git a/specific/grimm-nixos-laptop/hardware-configuration.nix b/specific/grimm-nixos-laptop/hardware-configuration.nix
index 67c059d..81cd689 100644
--- a/specific/grimm-nixos-laptop/hardware-configuration.nix
+++ b/specific/grimm-nixos-laptop/hardware-configuration.nix
@@ -32,6 +32,18 @@
     size = 48 * 1024;
   }];
 
+  grimmShared.screens = {
+    external = {
+      id = "HDMI-A-1";
+      pos = "0,0";
+    };
+
+    internal = {
+      id = "eDP-1";
+      fps = 144;
+    };
+  };
+
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
   powerManagement.cpuFreqGovernor = lib.mkDefault "performance";
   hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
diff --git a/specific/grimm-nixos-laptop/screenshare-select.nix b/specific/grimm-nixos-laptop/screenshare-select.nix
deleted file mode 100644
index 0827869..0000000
--- a/specific/grimm-nixos-laptop/screenshare-select.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ pkgs, ... }:
-{
-  xdg.portal.wlr.settings = {
-    screencastExternal = {
-      output_name = "HDMI-A-1";
-      max_fps = 60;
-      chooser_type = "simple";
-      chooser_cmd = "${pkgs.slurp}/bin/slurp -f %o -or";
-    };
-    screencastInternal = {
-      output_name = "eDP-1";
-      max_fps = 144;
-      chooser_type = "simple";
-      chooser_cmd = "${pkgs.slurp}/bin/slurp -f %o -or";
-    };
-  };
-}
diff --git a/sway/sway-conf.nix b/sway/sway-conf.nix
index 88a4304..db75136 100644
--- a/sway/sway-conf.nix
+++ b/sway/sway-conf.nix
@@ -148,8 +148,7 @@
       ];
       extraConfig = ''
         output * bg ${./wallpapers/switzerland.jpg} fill
-        output HDMI-A-1 mode 1920x1080@60Hz position 0,0
-        for_window [app_id="lxqt-policykit-agent"] floating enable;
+
         floating_modifier $mod normal
 
         input type:keyboard xkb_numlock enabled
@@ -172,6 +171,7 @@
 
         for_window [app_id="swaymux"] floating enable
         for_window [app_id="rmenu"] floating enable
+        for_window [app_id="lxqt-policykit-agent"] floating enable;
       '';
 
       modes.resize.keybinds = {