#! /bin/bash

main() {
   flags "$@"
   install
   build
}

flags() {
   set -e

   export THEME="${1:-"flat"}"
   export PAGE_SIZE="${PAGE_SIZE:-A4}"
}

install() {
   install_cli
   install_theme

   if ! which wkhtmltopdf &> /dev/null; then
      log installing wkhtmltopdf
      false
      sudo apt -y install xfonts-75dpi
      wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6-1/wkhtmltox_0.12.6-1.focal_amd64.deb
      sudo dpkg -i wkhtmltox_0.12.6-1.focal_amd64.deb
      rm ./wkhtml*.deb
   fi
}

install_cli() {
   if which resume &> /dev/null; then
      return
   fi

   sudo npm install -g resume-cli
   which resume
}

install_theme() {
   if [ -d node_modules/jsonresume-theme-$THEME ]; then
      return 
   fi
   npm install jsonresume-theme-$THEME
}

build() {
   if ! [ -f ./resume.json ]; then
      resume init
      return $?
   fi

   resume validate

   for ext in html ; do 
      resume export resume.$ext --theme $THEME 
   done

   wkhtmltopdf --page-size $PAGE_SIZE ./resume.html ./resume.pdf
}


log() {
   echo "$(date) > $*" >&2
}

if [ "$0" == "$BASH_SOURCE" ]; then
   main "$@"
fi