#!/bin/bash

# user to start MUST be first in arguments
# if not supplied then will use default
chromium_() {
  local DEFAULT=/opt/chromium
  local DEFAULT_USER=$HOME/.browsers
  local DEFAULT_SNAP=$HOME/snap/chromium/common
  # set default exe here (no flag)
  local exe="/usr/bin/chromium"
  local snap

  if [[ $1 == "-version" ]]; then
   $exe -version
   return
   fi

  [[ $1 == -d ]] && exe=/usr/bin/chromiium && shift
  [[ $1 == -g ]] && exe=$(command -v google-chrome) && shift
  [[ $1 == -s ]] && snap=true && exe=/snap/bin/chromium && shift
  [[ $1 == -u ]] && exe=/opt/bin/ungoogled-chromium && shift
  [[ $1 == -v ]] && exe=/opt/vivaldi/vivaldi && shift
  [[ $1 == -c ]] && exe=/usr/bin/chromium && shift
  echo execuatble to be used: $exe
  if [[ ! -f $exe ]]; then
    echo chromium/chrome not installed at $exe
    return 2
  fi

  local instance=${CHROMIUM_INSTANCE}
  [[ $1 && (! $1 == -*) ]] && instance=$1 && shift
  [[ $1 && (! $1 == -*) ]] && url=$1 && shift
  if [[ $instance =~ http[s]?:\/\/ ]]; then
    url=$instance
    instance=""
    if [[ $url =~ ^-+ ]]; then
      url=""
      set -- "$@" $url
      url=""
    fi
  fi

  local dir
  [[ ! $instance ]] && instance=chromium && unset CHROME_CONFIG_HOME
  [[ $instance == "incognito" ]] && set -- "$@" "-incognito"
  dir=${DEFAULT_USER}/$instance
  dir=$([[ -d "$dir" ]] && echo $dir || echo "${CHROMIUM_HOME:-$DEFAULT}/$instance")
   # exe="${exe/<dir>/$dir}"
   if [[ $snap ]]; then
     sdir=${DEFAULT_SNAP}/$instance
     mkdir -p $sdir
     fusermount -u $sdir
     /usr/bin/bindfs $dir $sdir
     dir=$sdir
   fi


  mkdir -p $dir
  echo $exe $@ --user-data-dir=$dir $url 
  $exe $@ --user-data-dir=$dir $url 
}

# # if script was executed then call the function
(return 0 2>/dev/null) || chromium_ $@