os/profiles/develop/zsh/default.nix

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{ lib, pkgs, ... }:
let
inherit (builtins)
concatStringsSep
;
inherit (lib)
fileContents
;
in
{
users.defaultUserShell = pkgs.zsh;
environment = {
sessionVariables = let
fd = "${pkgs.fd}/bin/fd -H";
in
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{
BAT_PAGER = "less";
SKIM_ALT_C_COMMAND =
"while read line; do "
+ "line=\"'\${(Q)line}'\"; [[ -d \"'$line'\" ]] && echo \"'$line'\"; "
+ "done < $HOME/.cache/zsh-cdr/recent-dirs";
SKIM_DEFAULT_COMMAND = fd;
SKIM_CTRL_T_COMMAND = fd;
};
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shellAliases = {
cat = "${pkgs.bat}/bin/bat";
df = "df -h";
du = "du -h";
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ls = "exa";
l = "ls -lhg --git";
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la = "l -a";
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t = "l -T";
ta = "la -T";
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ps = "${pkgs.procs}/bin/procs";
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rz = "exec zsh";
};
systemPackages = with pkgs; [
bat
bzip2
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direnv
exa
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gitAndTools.hub
gzip
lrzip
p7zip
procs
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skim
unrar
unzip
xz
zsh-completions
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];
};
nixpkgs.overlays = let
purs = self: super:
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{ purs = super.callPackage ../../../pkgs/shells/zsh/purs {}; };
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in
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[ purs ];
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programs.zsh = {
enable = true;
promptInit = ''
source ${pkgs.purs}/share/zsh/plugins/purs/purs.zsh
'';
interactiveShellInit = let
zshrc = fileContents ./zshrc;
sources = with pkgs; [
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./cdr.zsh
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"${skim}/share/skim/completion.zsh"
"${oh-my-zsh}/share/oh-my-zsh/plugins/sudo/sudo.plugin.zsh"
"${oh-my-zsh}/share/oh-my-zsh/plugins/extract/extract.plugin.zsh"
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"${zsh-you-should-use}/share/zsh/plugins/you-should-use/you-should-use.plugin.zsh"
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"${zsh-syntax-highlighting}/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh"
"${zsh-history-substring-search}/share/zsh-history-substring-search/zsh-history-substring-search.zsh"
];
source = map
(source: "source ${source}")
sources;
functions = pkgs.stdenv.mkDerivation {
name = "zsh-functions";
src = ./functions;
ripgrep = "${pkgs.ripgrep}";
man = "${pkgs.man}";
exa = "${pkgs.exa}";
installPhase = let
basename = "\${file##*/}";
in
''
mkdir $out
for file in $src/*; do
substituteAll $file $out/${basename}
chmod 755 $out/${basename}
done
'';
};
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plugins = concatStringsSep "\n"
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(
[
"${pkgs.any-nix-shell}/bin/any-nix-shell zsh --info-right | source /dev/stdin"
] ++ source
);
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in
''
${plugins}
fpath+=( ${functions} )
autoload -Uz ${functions}/*(:t)
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${zshrc}
eval "$(${pkgs.direnv}/bin/direnv hook zsh)"
eval $(${pkgs.gitAndTools.hub}/bin/hub alias -s)
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source ${pkgs.skim}/share/skim/key-bindings.zsh
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# needs to remain at bottom so as not to be overwritten
bindkey jj vi-cmd-mode
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'';
};
}