# Terminal settings
#   Enable colors on the command-line for things like ls.
export CLICOLOR=1
export LSCOLORS=dxfxcxexbxegedabagacad

#   Set the shell format to:
#     [host:user] [date] /path/to/pwd (size of files in dir)
#     $ <input>
RED=$(tput setaf 1)
GREEN=$(tput setaf 2)
YELLOW=$(tput setaf 3)
BLUE=$(tput setaf 4)
NORM=$(tput sgr0)

ENCLOSURE_COLOR=$YELLOW
PATH_COLOR=$RED
HOSTNAME_COLOR=$GREEN
USER_COLOR=$GREEN
TIMESTAMP_COLOR=$GREEN
FILESIZE_COLOR=$GREEN
COLON_COLOR=$YELLOW
BRANCH_COLOR=$GREEN

size_of_files_in_directory() {
  TBytes=`ls -l | awk 'BEGIN {sum=0} /^-/ {sum+=$5} END {print sum}'`
  TotalMeg=$(echo -e "scale=3 \n$TBytes/1048576 \nquit" | bc)
  echo -n "$TotalMeg"
}

parse_git_branch() {
  branch=`git branch 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1/"`
  if [ -n "$branch" ]
  then
    echo -n " $ENCLOSURE_COLOR($BRANCH_COLOR$branch$ENCLOSURE_COLOR)$NORM"
  fi
}

PS1="\n$ENCLOSURE_COLOR[$HOSTNAME_COLOR\h$COLON_COLOR:$USER_COLOR\u$ENCLOSURE_COLOR] [$TIMESTAMP_COLOR\$(date +%m-%d\" \"%H:%M)$ENCLOSURE_COLOR] $PATH_COLOR\w $ENCLOSURE_COLOR($FILESIZE_COLOR\$(size_of_files_in_directory) Mb$ENCLOSURE_COLOR)$NORM\$(parse_git_branch)\n\$ "