#!/usr/bin/env bash

# rvm : Ruby Version Manager
# http://rvm.beginrescueend.com
# http://gitub.com/wayneeseguin/rvm

if [[ "$rvm_loaded_flag" != "1" ]] || [[ "$rvm_reload_flag" = "1" ]] ; then
  unset rvm_reload_flag

  mkdir -p $HOME/.gem/cache

  for rvmrc in /etc/rvmrc $HOME/.rvmrc ; do
    if [[ -f "$rvmrc" ]] ; then
      if grep -q '^\s*rvm .*$' $rvmrc ; then
        echo -e "Error: $rvmrc is for rvm settings only.\nrvm CLI may NOT be called from within $rvmrc. \nSkipping the loading of $rvmrc"
        return 1
      else
        source "$rvmrc"
      fi
    fi
  done

  if [[ -z "$rvm_prefix" ]] ; then
    if [[ "root" = "$(whoami)" ]] ; then
      rvm_prefix="/usr/local"
    else
      rvm_prefix="$HOME"
    fi
  fi

  if [[ -z "$rvm_path" ]] ; then
    unset rvm_path
    if [[ "root" = "$(whoami)" ]] ; then
      rvm_path="$rvm_prefix/rvm"
    else
      if [[ -d "$HOME/.rvm" ]] && [[ -s "$HOME/.rvm/scripts/rvm" ]]; then
        rvm_path="$HOME/.rvm"
      elif [[ -d "$rvm_prefix/rvm" ]] && [[ -s "$rvm_prefix/rvm/scripts/rvm" ]] ; then
        rvm_path="$rvm_prefix/rvm"
      else
        rvm_path="$HOME/.rvm"
      fi
    fi
  fi

  if [[ -z "$rvm_scripts_path" ]] || [[ ! -d "$rvm_scripts_path" ]] ; then
    if [[ -d "$HOME/.rvm/scripts" ]] && [[ -s "$HOME/.rvm/scripts/rvm" ]]; then
      rvm_scripts_path="$HOME/.rvm/scripts"
    elif [[ -d "$rvm_path/scripts" ]] && [[ -s "$rvm_path/scripts/rvm" ]]; then
      rvm_scripts_path="$rvm_path/scripts"
    else
      if [[ "root" = "$(whoami)" ]] ; then
        rvm_scripts_path="/usr/local/rvm"
      else
        rvm_scripts_path="$HOME/.rvm"
      fi
    fi
  fi

  if [[ -d "$rvm_path" ]] ; then
    source $rvm_scripts_path/array
    source $rvm_scripts_path/utility
    source $rvm_scripts_path/initialize
    source $rvm_scripts_path/version
    source $rvm_scripts_path/selector
    source $rvm_scripts_path/cli
    source $rvm_scripts_path/cd

    rvm_loaded_flag=1

    rvm_version="$(cat "${rvm_path}/lib/VERSION.yml" | tail -n 3 | sed 's/^.*: //g' | tr "\n" '.' | sed 's/\.$//')" ; export rvm_version

    alias rvm-restart="source '${rvm_path}/scripts/rvm'"

    if [[ -s "$HOME/.rvm/default" ]] ; then
      source "$HOME/.rvm/default"
    elif [[ -s "$rvm_config_path/default" ]] ; then
      source "$rvm_config_path/default"
    elif [[ -s "$rvm_prefix/rvm/config/default" ]] ; then
      source "$rvm_prefix/rvm/config/default"
    fi
  else
    echo -e "\$rvm_path is not set. rvm cannot load."
  fi
fi