redid volume & some refactoring

sway/chbright.sh

@@ -0,0 +1,16 @@
+bright=`cat /sys/class/backlight/amdgpu_bl1/brightness`
+state=-1
+thresh=(1 2 3 4 5 6 8 10 13 16 21 27 34 44 57 73 94 120 155 199 255)
+
+for i in ${!thresh[@]}; do
+    if [ $bright -ge ${thresh[$i]} ]
+    then
+        state=$i
+    fi    
+done
+
+new=$(($1 + $state))
+if [ $new -ge 0 ] && [ $new -le 20 ]
+then
+    echo ${thresh[$new]} | tee /sys/class/backlight/amdgpu_bl1/brightness
+fi

sway/chvol.sh

@@ -0,0 +1,34 @@
+max=100
+
+if [ $1 = 'source' ]; then
+  object="@DEFAULT_AUDIO_SOURCE@"
+elif [ $1 = 'sink' ]; then
+  object="@DEFAULT_AUDIO_SINK@"
+else
+  exit 1
+fi;
+
+if [ $2 = 'mute' ]; then
+  wpctl set-mute $object toggle
+  exit 0
+fi;
+
+val=$(wpctl get-volume $object | awk '{print $2}') 
+val=$(( (100*${val%%.*}) + ${val#*.} ))
+val=$(( $val + $2 ))
+
+if [ $val -gt $max ]; then
+  val=$max
+elif [ $val -lt 0 ]; then
+  val=0
+fi;
+
+
+
+dec=$(( val / 100 ))
+frac=$(( val % 100 ))
+if [ $frac -lt 10 ]; then
+  frac="0$frac"
+fi
+
+wpctl set-volume $object "$dec.$frac"

sway/sway.nix

@@ -0,0 +1,66 @@
+{ lib, pkgs, config, ... }:
+let 
+  mod = "Mod4";
+  chvol = pkgs.writeShellScript "chvol"
+    (builtins.readFile ./chvol.sh);
+
+in {
+  wayland.windowManager.sway = {
+    enable = true;
+    config = {
+      modifier = mod;
+      terminal = "kitty";
+
+      # Waybar
+      bars = [{
+        command = "${pkgs.lib.getExe config.programs.waybar.package}";
+        position = "top";
+        fonts = config.wayland.windowManager.sway.config.fonts;
+      }];
+
+      menu = "${pkgs.lib.getExe config.programs.rofi.package} -modes \"drun,run\" -show-icons -show drun";
+
+      keybindings = lib.mkOptionDefault ({
+        # volume
+        XF86AudioRaiseVolume = "exec bash ${chvol} sink 5";
+        XF86AudioLowerVolume = "exec bash ${chvol} sink -5";     
+        XF86AudioMute = "exec bash ${chvol} sink mute";
+        XF86AudioMicMute = "exec bash ${chvol} source mute";
+
+        # brightness
+        # XF86MonBrightnessUp = "exec bash ${chbright} 1";
+        # XF86MonBrightnessDown = "exec bash ${chbright} -1";
+
+        # media
+        XF86AudioPlay = "exec playerctl play-pause";
+        XF86AudioPrev = "exec playerctl previous";
+        XF86AudioNext = "exec playerctl next";
+
+        
+      });
+      
+    };
+    
+  };
+
+  # Waybar 
+  programs.waybar = {
+    enable = true;
+  };
+
+
+  programs.rofi = {
+    enable = true;
+  };
+
+  qt = {
+    enable = true;
+    # style = {};
+  };
+
+  gtk = {
+    enable = true;
+    # theme = {};
+  };
+
+}