goog

#!/usr/bin/env bash

# DanielFGray 2016
# https://gist.github.com/d47925487840bb445296

err() {
  local c_red="${esc}[31m"
  echo -e "${c_red}$1${c_reset}" >&2
}

die() {
  [[ -n "$1" ]] && err "$1"
  exit 1
}

has() {
  local verbose=false
  if [[ $1 == '-v' ]]; then
    verbose=true
    shift
  fi
  for c in "$@"; do c="${c%% *}"
    if ! command -v "$c" &> /dev/null; then
      [[ "$verbose" == true ]] && err "$c not found"
      return 1
    fi
  done
}

# http://stackoverflow.com/a/10660730
rawurlencode() {
  local string="$*"
  local strlen=${#string}
  local encoded=""

  for (( pos=0; pos < strlen; pos++ )); do
     c="${string:$pos:1}"
     case "$c" in
        [-_.~a-zA-Z0-9])
          o="$c" ;;
        *)
          printf -v o '%%%02x' "'$c"
     esac
     encoded+="${o}"
  done
  echo "${encoded}"
}

has -v curl jq fzf || die

url=$(command curl -sfL "http://ajax.googleapis.com/ajax/services/search/web?v=1.0&rsz=8&q=$(rawurlencode "$*")" |
  jq -c '.["responseData"]["results"] | map("\(.unescapedUrl) \(.title) | \(.content)") | .[]' |
  sed -r 's/<[^>]*>//g; s/\\n//g; s/^\s*"//; s/",?$//' |
  fzf -e --ansi --cycle --inline-info | awk '{print $1}')

if [[ -n "$url" ]]; then
  case "$url" in
    *youtube.com*|*youtu.be*)
      mpv "$url" ;;
    *)
      w3m "$url" ;;
  esac
fi