pandora

#!/usr/bin/env bash

PANDORA_FIFO="${HOME}/.config/pianobar/ctl"

pandora() {
  [[ $1 == "quit" ]] && { quit_pandora; return; }
  is_pandora_running && { resume_pandora; return; }
  start_pandora
  login_to_pandora
}

start_pandora() {
  remove_pandora_fifo
  mkfifo "${PANDORA_FIFO}"
  screen -dmS pandora bash -c pianobar
}

login_to_pandora() {
  ! is_op_logged_in && op_login
  ! is_op_logged_in && { op_login_failed; return 1; }
  send_to_pandora $(get_pandora_login username)
  send_to_pandora $(get_pandora_login password)
  printf "Started Pandora.\n"
}

is_op_logged_in() {
  op account get &> /dev/null
}

op_login() {
  eval $(op signin 2> /dev/null)
}

op_login_failed() {
  printf "Failed to login.\n"
  quit_pandora
}

send_to_pandora() {
  echo "$1" > "${PANDORA_FIFO}"
}

get_pandora_login() {
  op item get 4wrr4xvuwzfgpayczrmsnefihy --fields "${1}"
}

is_pandora_running() {
  screen -list | grep -q "pandora"
}

resume_pandora() {
  screen -rd pandora &> /dev/null
}

quit_pandora() {
  is_pandora_running && echo "q" > "${PANDORA_FIFO}"
  is_pandora_running && screen -X -S pandora quit
  is_pandora_running && printf "Error: Failed to q" || printf "Q"
  printf "uit Pandora.\n"
  remove_pandora_fifo
}

remove_pandora_fifo() {
  rm "${PANDORA_FIFO}" &> /dev/null
}