#!/bin/bash

set -e

vagrant_box='fedora_42'
arm_cpu='cortex-a76'
vagrant_ssh_port='3333'

#set sudo=sudo for 
# 1. macos systems or
# 2. non-root users
[[ $EUID != 0 ]] || [[ $(uname -s) == Darwin ]] && sudo='sudo'

[[ $(uname -s) == Darwin ]] && system='macos'
[[ $(uname -s) == Linux ]] && system='linux'
[[ -z $system ]] && echo 'unsupported system....exiting' && exit


macos_check_brew_cmd_exists() {
   brew_cmd=$1
   cask_or_form=$2
   if ! brew info $brew_cmd >/dev/null 2>&1
   then
      echo -e "\nthe brew $cask_or_form $brew_cmd cannot be found\ninstall it with:\nbrew install $brew_cmd"
       exit 1
   fi
}


macos_does_brew_exist() {
    if [[ $(command -v brew) == "" ]]; then
        echo "homebrew is not installed"
        echo "install it with:"
        echo '/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"'
        exit 2
    fi 
}

fedora_check_cmd_exists() {
   cmd=$1
   pkg_name=$2
   if ! command -v $cmd >/dev/null 2>&1
   then
      echo -e "\nthe $cmd command cannot be found\ninstall it with:\ndnf install $pkg_name" 
       exit 1
   fi
}

does_vagrant_plugin_exist() {

   plugin=$1
   installed=$(vagrant plugin list | grep $plugin || :)
   [[ -z $installed ]] && echo -e "vagrant plugin $plugin is not installed\ninstall with:\nvagrant plugin install $plugin" && exit || :

}

# make curl behave like wget
curl_cmd () {
   curl -O --retry 99 --retry-max-time 0 -C - $1
}

# if macos

if [ $system == 'macos' ]; then
   macos_does_brew_exist
   macos_check_brew_cmd_exists vagrant cask
   macos_check_brew_cmd_exists qemu formulae
   does_vagrant_plugin_exist vagrant-qemu

# if linux

elif [ $system == 'linux' ]; then
fedora_check_cmd_exists vagrant vagrant
fedora_check_cmd_exists nc nmap-ncat
does_vagrant_plugin_exist vagrant-qemu

fi

# download files with curl
curl_cmd https://leifliddy.com/vagrant/Vagrantfile
curl_cmd https://leifliddy.com/vagrant/fedora_42.json
curl_cmd https://leifliddy.com/vagrant/$vagrant_box.box
curl_cmd https://leifliddy.com/vagrant/vagrant
chmod +x vagrant

[[ $(ps -ef | grep "[.]vagrant/machines/fedora/qemu/") ]] && ./vagrant kill
is_match=$($sudo vagrant box list | grep $vagrant_box || :)

[[ -n $is_match ]] && echo -e '\nbox exists\n' || $sudo vagrant box add $vagrant_box.json

$sudo vagrant box prune
$sudo ./vagrant up

[[ -n $sudo ]] && echo -e '\nssh in with:\nsudo vagrant ssh'
[[ -z $sudo ]] && echo -e '\nssh in with:\nvagrant ssh'