diff options
Diffstat (limited to 'infra/libkookie/home-manager/modules/services/polybar.nix')
| -rw-r--r-- | infra/libkookie/home-manager/modules/services/polybar.nix | 88 |
1 files changed, 86 insertions, 2 deletions
diff --git a/infra/libkookie/home-manager/modules/services/polybar.nix b/infra/libkookie/home-manager/modules/services/polybar.nix index 934a990638f9..720f9c6fb5cd 100644 --- a/infra/libkookie/home-manager/modules/services/polybar.nix +++ b/infra/libkookie/home-manager/modules/services/polybar.nix @@ -9,6 +9,36 @@ let eitherStrBoolIntList = with types; either str (either bool (either int (listOf str))); + # Convert a key/val pair to the insane format that polybar uses. + # Each input key/val pair may return several output key/val pairs. + convertPolybarKeyVal = key: val: + # Convert { foo = [ "a" "b" ]; } + # to { + # foo-0 = "a"; + # foo-1 = "b"; + # } + if isList val then + concatLists (imap0 (i: convertPolybarKeyVal "${key}-${toString i}") val) + # Convert { + # foo.text = "a"; + # foo.font = 1; + # } to { + # foo = "a"; + # foo-font = 1; + # } + else if isAttrs val && !lib.isDerivation val then + concatLists (mapAttrsToList + (k: convertPolybarKeyVal (if k == "text" then key else "${key}-${k}")) + val) + # Base case + else + [ (nameValuePair key val) ]; + + convertPolybarSection = _: attrs: + listToAttrs (concatLists (mapAttrsToList convertPolybarKeyVal attrs)); + + # Converts an attrset to INI text, quoting values as expected by polybar. + # This does no more fancy conversion. toPolybarIni = generators.toINI { mkKeyValue = key: value: let @@ -24,8 +54,11 @@ let in "${key}=${value'}"; }; - configFile = pkgs.writeText "polybar.conf" - (toPolybarIni cfg.config + "\n" + cfg.extraConfig); + configFile = pkgs.writeText "polybar.conf" '' + ${toPolybarIni cfg.config} + ${toPolybarIni (mapAttrs convertPolybarSection cfg.settings)} + ${cfg.extraConfig} + ''; in { options = { @@ -54,6 +87,7 @@ in { description = '' Polybar configuration. Can be either path to a file, or set of attributes that will be used to create the final configuration. + See also <option>services.polybar.settings</option> for a more nix-friendly format. ''; default = { }; example = literalExample '' @@ -77,6 +111,56 @@ in { ''; }; + settings = mkOption { + type = types.attrsOf types.attrs; + description = '' + Polybar configuration. This takes a nix attrset and converts it to the + strange data format that polybar uses. + Each entry will be converted to a section in the output file. + Several things are treated specially: nested keys are converted + to dash-separated keys; the special <literal>text</literal> key is ignored as a nested key, + to allow mixing different levels of nesting; and lists are converted to + polybar's <literal>foo-0, foo-1, ...</literal> format. + </para><para> + For example: + <programlisting language="nix"> + "module/volume" = { + type = "internal/pulseaudio"; + format.volume = "<ramp-volume> <label-volume>"; + label.muted.text = "🔇"; + label.muted.foreground = "#666"; + ramp.volume = ["🔈" "🔉" "🔊"]; + click.right = "pavucontrol &"; + } + </programlisting> + becomes: + <programlisting language="ini"> + [module/volume] + type=internal/pulseaudio + format-volume=<ramp-volume> <label-volume> + label-muted=🔇 + label-muted-foreground=#666 + ramp-volume-0=🔈 + ramp-volume-1=🔉 + ramp-volume-2=🔊 + click-right=pavucontrol & + </programlisting> + ''; + default = { }; + example = literalExample '' + { + "module/volume" = { + type = "internal/pulseaudio"; + format.volume = "<ramp-volume> <label-volume>"; + label.muted.text = "🔇"; + label.muted.foreground = "#666"; + ramp.volume = ["🔈" "🔉" "🔊"]; + click.right = "pavucontrol &"; + }; + } + ''; + }; + extraConfig = mkOption { type = types.lines; description = "Additional configuration to add."; |