rice/users/buffet/bash.nix

{pkgs, ...}: let
  inputrc = pkgs.writeText "inputrc" ''
    set completion-ignore-case on
  '';
in {
  home-manager.users.buffet = {
    home.sessionVariables = {
      INPUTRC = inputrc;
    };

    programs = {
      direnv.enableBashIntegration = true;
      fzf.enableBashIntegration = true;

      bash = {
        enable = true;
        historyControl = ["erasedups" "ignorespace"];

        shellAliases = {
          e = "\"$EDITOR\"";
          mkdir = "mkdir -p";
          rg = "rg -S";
        };

        shellOptions = [
          "cdspell"
          "checkjobs"
          "extglob"
          "globstar"
          "histappend"
          "nocaseglob"
        ];

        bashrcExtra = ''
          [[ -f ~/.profile ]] && . ~/.profile
        '';

        initExtra = ''
          gwa() {
              [[ "$1" ]] || {
                  echo "required branch name argument" >&2
                  return 1
              }

              local repo="''${PWD##*/}"
              local uuid="$(< /proc/sys/kernel/random/uuid)"
              local basepath="$HOME/worktrees"
              local path="$basepath/$repo-$uuid"

              mkdir -p "$basepath"
              git worktree add "$path" -b "$1" && cd "$path"
          }

          gwd() {
              local res="$(
                  set -o pipefail
                  git worktree list | \
                  ${pkgs.fzf}/bin/fzf --preview 'git log --color --decorate --oneline' \
                      --preview-window=up \
                      --cycle \
                      --query "$1" |\
                  cut -d' ' -f1
              )"

              [[ $? -eq 0 ]] && echo "$res" && git worktree remove "$res"
          }

          gwg() {
              local res="$(
                  set -o pipefail

                  local trees="$(git worktree list | ${pkgs.fzf}/bin/fzf --filter "$1" --no-sort)"
                  if [[ "$(wc -l <<<"$trees")" -eq 1 ]]; then
                      printf '%s\n' "$trees"
                  else
                      printf '%s\n' "$trees" | \
                      ${pkgs.fzf}/bin/fzf --preview='git log --color --decorate --oneline' \
                          --preview-window=up \
                          --cycle \
                          --query "$1"
                  fi | cut -d' ' -f1
              )"

              [[ $? -eq 0 ]] && echo "$res" && cd "$res"
          }

          __prompt() {
          	local status="$?"
          	local row
          	local col

          	IFS=';' read -rs -dR -p $'\e[6n' row col >/dev/tty
          	if [[ $col != 1 ]]; then
          		printf '%s' $'\e[0;7m%\n\e[0m'
          	fi

          	PS1='\[\e[0;1m\]['

          	case $status in
          	0) PS1+='\[\e[32m\]' ;;
          	*) PS1+='\[\e[31m\]' ;;
          	esac

          	if [[ "$PWD" == "$HOME" ]]; then
          		PS1+="~"
          	elif [[ "$PWD" == / ]]; then
          		PS1+=/
          	else
          		PS1+="''${PWD##*/}"
          	fi

          	PS1+='\[\e[0;1m\]]\[\e[0m\]'

          	[[ $CONTAINER_ID ]] && PS1+="'"

          	PS1+=' '
          }
          PROMPT_COMMAND=__prompt

          bind '"\C-o": "\C-a\C-k fg; if [[ $? == 1 ]]; then nvim; fi\n"'
          bind '"\e\C-m": "\C-e | nvim\C-m"'
        '';
      };
    };
  };
}