#!/bin/bash
echo "Setting up template environment"

## Script Location
SCRIPTDIR=$(dirname $0)

echo "Checking Dependencies"
## Start File Loop
## For .dependency files In The dependencies Directory
DEPENDENCIESALL="$SCRIPTDIR/dependencies/*.dep"
for f in $DEPENDENCIESALL
do
  ## Name Of Package
 DEPENDENCYNAME=$(echo "`basename $f | cut -f 1 -d '.'`")
 ## Actual Package
 DEPENDENCYPACKAGE=`cat $f`
 echo "Checking For $DEPENDENCYNAME with package name $DEPENDENCYPACKAGE"

 if which $DEPENDENCYNAME >/dev/null;
  then
    echo "$DEPENDENCYNAME Is Already Installed."
  else
    echo "Installing $DEPENDENCYNAME"
    apt-get install -y $DEPENDENCYPACKAGE
  fi

  if which $DEPENDENCYNAME >/dev/null;
  then
    :
  else
    echo  "Error Installing $DEPENDENCYNAME"
  fi
## End Of loop
done

echo "checking for topgrade directory"
topgrade_install_directory="/opt/topgrade"
if [ ! -d "$topgrade_install_directory" ]; then
  echo "creating topgrade installation directory"
  mkdir $topgrade_install_directory
fi

echo "checking for topgrade binary"
topgrade_binary="/opt/topgrade/topgrade"
topgrade_git_user="r-darwish"
topgrade_git_repo="topgrade"
if [ ! -f "$topgrade_binary" ]; then
  echo "topgrade binary missing, installing now"
  curl -s -L "https://github.com/$topgrade_git_user/$topgrade_git_repo/releases/latest" | egrep -o '/$topgrade_git_user/$topgrade_git_repo/releases/download/[0-9]*/[0-9]*-x86_64-unknown-linux-gnu.tar.gz' | wget --base=http://github.com/ -i - -O "$topgrade_binary.tar.gz"
fi

echo "checking for neofetch motd"
neofetch_motd="/etc/update-motd.d/01-neofetch"
if [ ! -f "$neofetch_motd" ]; then
  echo "Installing Neofetch MOTD"
  echo "#!/bin/bash" | tee --append $neofetch_motd &>/dev/null
  echo "/usr/bin/neofetch" | tee --append $neofetch_motd &>/dev/null
fi

echo "checking for custom bash aliases"
custom_bash_aliases_path="/etc/bash_aliases"
custom_bash_aliases_git="https://git.deathbybandaid.net/deathbybandaid/bash_aliases"
if [ ! -d "$custom_bash_aliases_path" ]; then
  echo "Installing Bash Aliases"
  git clone --quiet $custom_bash_aliases_git $custom_bash_aliases_path
fi
source $HOME/.bashrc

echo "checking for topgrade confs"
custom_topgrade_confs_path="/etc/topgrade"
custom_topgrade_confs_git="https://git.deathbybandaid.net/deathbybandaid/topgrade"
if [ ! -d "$custom_topgrade_confs_path" ]; then
  echo "Installing topgrade configs"
  git clone --quiet $custom_topgrade_confs_git $custom_topgrade_confs_path
fi

## Update
echo "Running topgrade"
/opt/topgrade/topgrade

## FreeIPA Realm Join
if (whiptail --title "FreeIPA Relam Join" --yes-button "yes" --no-button "no" --yesno "Do You want to join a FreeIPA Realm?" 10 80)
then
  echo "Checking if system already contains Membership to FreeIPA Realm"
  realm_join=0
  if [[ ! -f /var/lib/ipa-client/sysrestore/sysrestore.state ]]
  then
    echo "$HOSTNAME appears to not be joined to FreeIPA Server Realm"
    realm_join=1
  else
    echo "$HOSTNAME appears to already be joined to FreeIPA Server Realm"
  fi

  if [[ $HOSTNAME == *template* ]]; then
    echo "Hostname $HOSTNAME contains the word 'template', skipping realm joining"
    realm_join=0
  fi

  if [ "$realm_join" == 1 ]; then
    echo "Setting up ipa-client to join FreeIPA Server Realm"
    freeipa_admin=$(whiptail --passwordbox "Please enter the user authorized to join FreeIPA realm: $freeipa_admin" 8 78 --title "FreeIPA Admin User Prompt" 3>&1 1>&2 2>&3)
    freeipa_password=$(whiptail --passwordbox "Please enter the password for the FreeIPA admin user: $freeipa_admin" 8 78 --title "FreeIPA Password Prompt" 3>&1 1>&2 2>&3)
    ipa-client-install --mkhomedir --no-ntp --principal="$freeipa_admin" --password="$freeipa_password" --enable-dns-updates --unattended
  fi
else
  echo "Skipping realm joining"
fi