install.sh

#!/bin/bash

install() {
  set -e

  # Set variables

  local destination_path="/tmp"
  local bin_path="/usr/local/bin"
  local stitchocker_stable_release="1.2.3"
  local stitchoker_uri="https://raw.githubusercontent.com/alexaandrov/stitchocker/$stitchocker_stable_release/stitchocker.sh"
  local stitchocker_name="stitchocker"
  local stitchocker_tmp_path="$destination_path/$stitchocker_name.sh"
  local stitchocker_bin_path="$bin_path/$stitchocker_name"

  info "Downloading $stitchocker_name $stitchocker_stable_release"

  local http_code=$(curl -H 'Cache-Control: no-cache' --url $stitchoker_uri --output $stitchocker_tmp_path --write-out "%{http_code}")
  echo

  if [[ $http_code != 200 ]]; then
    error "An error occurred while downloading the $stitchocker_name. Try again later or manually download the $stitchocker_name."
  fi

  info "Installing $stitchocker_name"

  if [[ -f $stitchocker_bin_path ]]; then
    info "Removing previous version"
    rm -f $stitchocker_bin_path
  fi

  mv $stitchocker_tmp_path $stitchocker_bin_path

  chmod +x $stitchocker_bin_path

  info "Installation complete!"
  info "Run $stitchocker_name -h to see the help"
  info "Your $($stitchocker_name --version)"
}

info() {
  local green=$(tput setaf 2)
  local reset=$(tput sgr0)
  echo -e "${green}$@${reset}"
  echo
}

error() {
  local red=$(tput setaf 1)
  local reset=$(tput sgr0)
  echo >&2 -e "${red}$@${reset}"
  exit 1
}

install "$@"