diff options
Diffstat (limited to 'home-manager/modules/programs/lf.nix')
| -rw-r--r-- | home-manager/modules/programs/lf.nix | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/home-manager/modules/programs/lf.nix b/home-manager/modules/programs/lf.nix new file mode 100644 index 00000000000..ee4e9b5bfce --- /dev/null +++ b/home-manager/modules/programs/lf.nix @@ -0,0 +1,219 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + cfg = config.programs.lf; + + knownSettings = { + anchorfind = types.bool; + color256 = types.bool; + dircounts = types.bool; + dirfirst = types.bool; + drawbox = types.bool; + globsearch = types.bool; + icons = types.bool; + hidden = types.bool; + ignorecase = types.bool; + ignoredia = types.bool; + incsearch = types.bool; + preview = types.bool; + reverse = types.bool; + smartcase = types.bool; + smartdia = types.bool; + wrapscan = types.bool; + wrapscroll = types.bool; + number = types.bool; + relativenumber = types.bool; + findlen = types.int; + period = types.int; + scrolloff = types.int; + tabstop = types.int; + errorfmt = types.str; + filesep = types.str; + ifs = types.str; + promptfmt = types.str; + shell = types.str; + sortby = types.str; + timefmt = types.str; + ratios = types.str; + info = types.str; + shellopts = types.str; + }; + + lfSettingsType = types.submodule { + options = let + opt = name: type: + mkOption { + type = types.nullOr type; + default = null; + visible = false; + }; + in mapAttrs opt knownSettings; + }; +in { + meta.maintainers = [ hm.maintainers.owm111 ]; + + options = { + programs.lf = { + enable = mkEnableOption "lf"; + + settings = mkOption { + type = lfSettingsType; + default = { }; + example = { + tabstop = 4; + number = true; + ratios = "1:1:2"; + }; + description = '' + An attribute set of lf settings. The attribute names and corresponding + values must be among the following supported options. + + <informaltable frame="none"><tgroup cols="1"><tbody> + ${concatStringsSep "\n" (mapAttrsToList (n: v: '' + <row> + <entry><varname>${n}</varname></entry> + <entry>${v.description}</entry> + </row> + '') knownSettings)} + </tbody></tgroup></informaltable> + + See the lf documentation for detailed descriptions of these options. + Note, use <varname>previewer</varname> to set lf's + <varname>previewer</varname> option, and + <varname>extraConfig</varname> for any other option not listed above. + All string options are quoted with double quotes. + ''; + }; + + commands = mkOption { + type = with types; attrsOf (nullOr str); + default = { }; + example = { + get-mime-type = ''%xdg-mime query filetype "$f"''; + open = "$$OPENER $f"; + }; + description = '' + Commands to declare. Commands set to null or an empty string are + deleted. + ''; + }; + + keybindings = mkOption { + type = with types; attrsOf (nullOr str); + default = { }; + example = { + gh = "cd ~"; + D = "trash"; + i = "$less $f"; + U = "!du -sh"; + gg = null; + }; + description = + "Keys to bind. Keys set to null or an empty string are deleted."; + }; + + cmdKeybindings = mkOption { + type = with types; attrsOf (nullOr str); + default = { }; + example = literalExample ''{ "<c-g>" = "cmd-escape"; }''; + description = '' + Keys to bind to command line commands which can only be one of the + builtin commands. Keys set to null or an empty string are deleted. + ''; + }; + + previewer.source = mkOption { + type = with types; nullOr path; + default = null; + example = literalExample '' + pkgs.writeShellScript "pv.sh" ''' + #!/bin/sh + + case "$1" in + *.tar*) tar tf "$1";; + *.zip) unzip -l "$1";; + *.rar) unrar l "$1";; + *.7z) 7z l "$1";; + *.pdf) pdftotext "$1" -;; + *) highlight -O ansi "$1" || cat "$1";; + esac + ''' + ''; + description = '' + Script or executable to use to preview files. Sets lf's + <varname>previewer</varname> option. + ''; + }; + + previewer.keybinding = mkOption { + type = with types; nullOr str; + default = null; + example = "i"; + description = '' + Key to bind to the script at <varname>previewer.source</varname> and + pipe through less. Setting to null will not bind any key. + ''; + }; + + extraConfig = mkOption { + type = types.lines; + default = ""; + example = '' + $mkdir -p ~/.trash + ''; + description = "Custom lfrc lines."; + }; + }; + }; + + config = mkIf cfg.enable { + home.packages = [ pkgs.lf ]; + + xdg.configFile."lf/lfrc".text = let + fmtSetting = k: v: + optionalString (v != null) "set ${ + if isBool v then + "${optionalString (!v) "no"}${k}" + else + "${k} ${if isInt v then toString v else ''"${v}"''}" + }"; + + settingsStr = concatStringsSep "\n" (filter (x: x != "") + (mapAttrsToList fmtSetting + (builtins.intersectAttrs knownSettings cfg.settings))); + + fmtCmdMap = before: k: v: + "${before} ${k}${optionalString (v != null && v != "") " ${v}"}"; + fmtCmd = fmtCmdMap "cmd"; + fmtMap = fmtCmdMap "map"; + fmtCmap = fmtCmdMap "cmap"; + + commandsStr = concatStringsSep "\n" (mapAttrsToList fmtCmd cfg.commands); + keybindingsStr = + concatStringsSep "\n" (mapAttrsToList fmtMap cfg.keybindings); + cmdKeybindingsStr = + concatStringsSep "\n" (mapAttrsToList fmtCmap cfg.cmdKeybindings); + + previewerStr = optionalString (cfg.previewer.source != null) '' + set previewer ${cfg.previewer.source} + ${optionalString (cfg.previewer.keybinding != null) '' + map ${cfg.previewer.keybinding} ''$${cfg.previewer.source} "$f" | less -R + ''} + ''; + in '' + ${settingsStr} + + ${commandsStr} + + ${keybindingsStr} + + ${cmdKeybindingsStr} + + ${previewerStr} + + ${cfg.extraConfig} + ''; + }; +} |