#!/bin/bash
#
# Author   : Gaston Gonzalez
# Date     : 11 October 2024
# Updated  : 28 October 2024
# Purpose  : A script for managaing plug-and-play radios
set -e

ACTIVE_RADIO="${ET_HOME}/conf/radios.d/active-radio.json"

NO_RADIO_ID="no-radio"

options=()
options+=("${NO_RADIO_ID}" "No radio")
while IFS= read -r radio; do
    ID=$(cat $radio | jq -r .id)
    VENDOR=$(cat $radio | jq -r .vendor)
    MODEL=$(cat $radio | jq -r .model)

    options+=("$ID" "$VENDOR $MODEL")
done < <(find $ET_HOME/conf/radios.d -type f | sort)

SELECTED_RADIO=$(dialog --clear --menu "Select a radio:" 20 60 10 "${options[@]}" 3>&1 1>&2 2>&3)
exit_status=$?

tput sgr 0 && clear

if [ $exit_status -eq 0 ]; then

  # Special case to run without a radio configured
  if [ ${SELECTED_RADIO} == ${NO_RADIO_ID} ]; then
    [ -e ${ACTIVE_RADIO} ] &&  rm ${ACTIVE_RADIO} 
    echo "Set active radio to: $SELECTED_RADIO"
    exit 0
  fi

  RADIO_CONF="${ET_HOME}/conf/radios.d/$SELECTED_RADIO.json"
  [ -e ${ACTIVE_RADIO} ] &&  rm ${ACTIVE_RADIO} 
  ln -s ${RADIO_CONF} ${ACTIVE_RADIO}
  echo "Set active radio to: $SELECTED_RADIO"

  ID=$(cat ${ACTIVE_RADIO} | jq -r .id)
  VENDOR=$(cat ${ACTIVE_RADIO} | jq -r .vendor)
  MODEL=$(cat ${ACTIVE_RADIO} | jq -r .model)

  printf "%-20s %-10s %-10s\n" "Radio ID" "Vendor" "Model"
  printf "%-20s %-10s %-10s\n" $ID "$VENDOR" "$MODEL"

  printf "\nConfiguration Notes\n"
  cat ${ACTIVE_RADIO} | jq -r '.notes[] | "* \(.)"'
else
  echo "No radio selected."
fi
