punktdateien/bin/updatechecker

#!/usr/bin/env bash
cd "${HOME}/.dotfiles" || (
 echo ":: Error: Can't cd into ${HOME}/.dotfiles"
 exit 1
)

# Colors
COLOR="31"
COLOR_REGULAR="\e[0;${COLOR}m"
COLOR_BOLD="\e[1;${COLOR}m"
COLOR_RESET="\e[0m"

# Latest commit
if curl -qsI https://git.staropensource.de|head -1|grep " 200" &> /dev/null; then
 COMMIT=$(env PAGER= git log -n 1 --pretty=format:\"%H\")
 LATEST_COMMIT=$(curl -sX 'GET' 'https://git.staropensource.de/api/v1/repos/JeremyStarTM/punktdateien/branches/develop' -H 'accept: application/json'|jq --monochrome-output '.commit.id')
 LATEST_COMMIT_MESSAGE=$(curl -sX 'GET' 'https://git.staropensource.de/api/v1/repos/JeremyStarTM/punktdateien/branches/develop' -H 'accept: application/json'|jq --monochrome-output '.commit.message'|sed 's/\\n//g')
else
 [[ -z "${SCRIPTED}" ]] && echo -e "${COLOR_BOLD}https://git.staropensource.de is not reachable"
 exit 1
fi

if [ "${COMMIT}" == "${LATEST_COMMIT}" ] || [ -z "${LATEST_COMMIT}" ]; then
 UPDATE=
else
 UPDATE=true
fi

if [ -z "${SCRIPTED}" ]; then
 if [ -n "${UPDATE}" ]; then
 echo -e  "${COLOR_BOLD}An update for jstm's punktdateien is available."
  echo -e  "${COLOR_REGULAR}Latest commit: ${LATEST_COMMIT}"
  echo     "   -> Message: ${LATEST_COMMIT_MESSAGE}"
  echo     ""
  echo -e  "${COLOR_BOLD}Update by executing \"dotfiles-updater\""
  echo -en "${COLOR_RESET}"
  exit 0
 elif [ -z "${BASHRC}" ]; then
  echo -e "${COLOR_BOLD}No update available"
  exit 1
 fi
else	
 if [ -n "${UPDATE}" ]; then
  echo "${LATEST_COMMIT_MESSAGE}"
 fi
fi