#! /bin/bash

GENERATION_HINT="Generate with default config"

# Generate a new password if ROFI_DATA is given by last execution
if [ -n "${ROFI_DATA}" ]; then
  PASSWORD="${ROFI_DATA}"
  export ROFI_DATA=

  # If custom arguments for password generation is given
  # Set environment variable
  if [ ${ROFI_RETV} -eq 2 ]; then
    extra_arguments="${1}"
  fi

  # Generate password in a new process
  # And Use current script to copy the values info X11 selections
  coproc ( 
    pass generate ${PASSWORD} ${extra_arguments}
    $0 ${PASSWORD}
  )

  exit 0
fi

# Give rofi available passwords and exit
if [ $# -eq 0 ]; then
  # Specify rofi prompt as 'Get'
  echo -e "\0prompt\x1fGet"

  find $HOME/.password-store -name '*gpg' -printf %P\\n | \
  sed 's/.gpg$//'

  exit 0
fi

# Test password exists or not
RESULT="$(pass $1)"
set -x
if [ -n "$RESULT" ]; then
  # Copy the given password into PRIMARY selection and kill it in 30s
  echo "$RESULT" | sed -n 1p | tr -d '\n' | xsel -i -t 30000
  # Copy the second line (most of the time, account name) into CLIPBOARD selection
  echo "$RESULT" | sed -n 2p | tr -d '\n' | xsel -ib

  # And show extra message
  EXTRA="$(echo; echo; echo "$RESULT" | sed '1d' | sed '1{/^$/d}')"
  coproc ( rofi -e "Copied: $1$EXTRA" )

elif [ -f "$HOME/.password-store/$1.gpg" ]; then
  coproc ( 
    rofi -e "GPG passphase is not chached" \
         -theme-str '#window { font: "hacker 40"; }'
  )
else 
  # Password doesn't exist yet
  # Go to next rofi execution
  echo -e "\0prompt\x1f$1"
  echo -e "\0message\x1fThis password doesn't exist, generate with custom arguments?"
  echo -e "\0data\x1f$1"
  echo ${GENERATION_HINT}
fi