rework: more TUIs! (#62)

Signed-off-by: Hadi <[email protected]>

home/system/waybar/scripts/devices.nix

@@ -0,0 +1,63 @@
+{
+  pkgs,
+  scripts,
+  ...
+}: let
+  updateOsd = ''
+    ${scripts.waybar-osd}/bin/waybar-osd "$OSD_TEXT"
+  '';
+in {
+  scripts.output-cycle = pkgs.writeShellScriptBin "output-cycle" ''
+    wpctl=${pkgs.wireplumber}/bin/wpctl
+    jq=${pkgs.jq}/bin/jq
+    pwdump=${pkgs.pipewire}/bin/pw-dump
+
+    # Sink IDs in pw-dump order.
+    ids=($("$pwdump" | "$jq" -r '.[] | select(.info.props."media.class"=="Audio/Sink") | .id'))
+    n=''${#ids[@]}
+    [ "$n" -eq 0 ] && exit 0
+
+    cur=$("$wpctl" inspect @DEFAULT_AUDIO_SINK@ 2>/dev/null | sed -n 's/^id \([0-9]*\),.*/\1/p')
+
+    next_index=0
+    for i in "''${!ids[@]}"; do
+      if [ "''${ids[$i]}" = "$cur" ]; then
+        next_index=$(( (i + 1) % n ))
+        break
+      fi
+    done
+    next=''${ids[$next_index]}
+
+    "$wpctl" set-default "$next"
+    desc=$("$pwdump" | "$jq" -r --argjson id "$next" '.[] | select(.id==$id) | .info.props."node.description"')
+    OSD_TEXT="󰓃  ''${desc:-Output}"
+    ${updateOsd}
+  '';
+
+  scripts.input-cycle = pkgs.writeShellScriptBin "input-cycle" ''
+    wpctl=${pkgs.wireplumber}/bin/wpctl
+    jq=${pkgs.jq}/bin/jq
+    pwdump=${pkgs.pipewire}/bin/pw-dump
+
+    # Source IDs in pw-dump order.
+    ids=($("$pwdump" | "$jq" -r '.[] | select(.info.props."media.class"=="Audio/Source") | .id'))
+    n=''${#ids[@]}
+    [ "$n" -eq 0 ] && exit 0
+
+    cur=$("$wpctl" inspect @DEFAULT_AUDIO_SOURCE@ 2>/dev/null | sed -n 's/^id \([0-9]*\),.*/\1/p')
+
+    next_index=0
+    for i in "''${!ids[@]}"; do
+      if [ "''${ids[$i]}" = "$cur" ]; then
+        next_index=$(( (i + 1) % n ))
+        break
+      fi
+    done
+    next=''${ids[$next_index]}
+
+    "$wpctl" set-default "$next"
+    desc=$("$pwdump" | "$jq" -r --argjson id "$next" '.[] | select(.id==$id) | .info.props."node.description"')
+    OSD_TEXT="󰍬  ''${desc:-Input}"
+    ${updateOsd}
+  '';
+}