#!/bin/bash
# setting USER variable
USER=$(logname)

# WPDL
VERSION=""
CONF="/home/$USER/.config/wpdl.conf"
source $CONF
source /etc/wpdl/parse
# updater
if [ "$1" = "-u" ]; then
  # root check
  ROOT=$(whoami)
  if [ "$ROOT" != "root" ]; then
    echo "ERR_ROOT_PRIVS_REQUIRE"
    echo "(try re-running this script with sudo.)"
    exit
  fi
  # contact tildegit to check for a new release
  parse
  # compare versions
  WPSET_REMOTEVER=$(echo "$DOWNLOAD_VERSION")
  WPSET_LOCALVER=$(wpset -v)

  if [ "$WPSET_REMOTEVER" == "$WPSET_LOCALVER" ]; then

    # tell user that there's nothing to do
    echo "you are already running the latest available version of wallman."
    exit

  else
   # download the update
  cd /home/$USER/
  FOLDER_CHECK=$(ls | grep brendotools-wallman)
    if [ "$FOLDER_CHECK" != "" ]; then
      rm -rf brendotools-wallman*
    fi
    git clone https://tildegit.org/BrendanTCC/brendotools-wallman/
    cd brendotools-wallman
  git checkout tags/$DOWNLOAD_VERSION

  # set the version because GOOD GOD I'M A LAZY CUNT
  echo wpset | sed "s/VERSION\=\"\"/VERSION\=\"$DOWNLOAD_VERSION\""
  # install the update
  mv wpset /bin/wpset
  chmod +x /bin/wpset
  mv parse /etc/wpdl/parse
  chmod +x /etc/wpdl/parse
  cd /home/$USER/
  rm -rf brendotools-wallman/
  echo "done."
  WPSET_LOCALVER=$(wpset -v)
  if [ "$WPSET_LOCALVER" == "$WPSET_REMOTEVER" ]; then
    echo "success! wpset version updated to $WPSET_LOCALVER."
  else
    echo "something's gone wrong. wpset version is '$WPSET_LOCALVER' when it should be $WPSET_REMOTEVER.\
    try manually moving the file and running wpset -v."
  fi
fi

# version
if [ "$1" = "-v" ]; then
echo "$VERSION"
exit
fi


# set last wp
if [ "$1" = "last" ]; then
feh --bg-max $WALL_LOC/$LAST
exit
fi

function wplist() {
  curl -u $SSH_USER: sftp://$SSH_HOST/home/$SSH_USER/wp.list
}

function listupdate() {
  echo "updating wallpaper list..."
  ssh $SSH_USER@$SSH_HOST "bash /home/$SSH_USER/bin/wplist" &> /dev/null
}

listupdate

if [ -z "$1" ]; then
echo "usage: wpset <wallpaper name>"
echo "to list available wallpapers: wpset -l"
echo "[for startup script] to set last wp: wpset last"
exit
fi

# wallpaper list
if [ "$1" = "-l" ]; then
wplist
exit
fi

if [ "$1" = "list" ]; then
wplist
exit
fi

# check for locally installed walls and set em if it's there
WPCHECK=$(ls $WALL_LOC | grep $1)
if [ "$WPCHECK" = "$1" ]; then
feh --bg-max $WALL_LOC/$1
echo "$1" > $WALL_LOC/.lastwp
exit

else

# wallpaper lookup
WPLIST=$(wplist | grep $1)
  if [ "$WPLIST" = "$1" ]; then
  # download the actual script
    curl -s sftp://$SSH_HOST/home/$SSH_USER/bin/wpdl -u $SSH_USER: -o wpdl
    chmod +x wpdl
    clear
    $PWD/wpdl $*
    rm wpdl
    [ -e wp.list ] && rm $PWD/wp.list
  else
    clear
    echo "could not find the wallpaper you requested, here's a list of what's available:"
    wplist
  fi
fi
fi