unixorn/fzf-zsh-plugin

#!/usr/bin/env bash
#
# Use fzf to filter apt-cache search results
#
# From https://www.linuxuprising.com/2021/03/a-quick-introduction-to-fzf-interactive.html

set -o pipefail
if [[ -n "$DEBUG" ]]; then
  set -x
fi

function debug() {
  if [[ -n "$DEBUG" ]]; then
    echo "$@"
  fi
}

function fail() {
  printf '%s\n' "$1" >&2  ## Send message to stderr. Exclude >&2 if you don't want it that way.
  exit "${2-1}"  ## Return a code specified by $2 or 1 by default.
}

function has() {
  # Check if a command is in $PATH
  which "$@" > /dev/null 2>&1
}

if has apt-cache; then
  apt-cache search "$@" | \
  sort | \
  cut --delimiter ' ' --fields 1 | \
  fzf --multi --cycle --reverse --preview 'apt-cache show {1}' | \
  xargs -r sudo apt install -y
else
  fail "Cannot find apt in $PATH. 
  
Are you sure you're on a Debian or Ubuntu system?"
fi