#!/usr/bin/env bash
# stalk your vrfrens
# more features soon™
set -euo pipefail

USER=$1

KEYFILE=/tmp/vrfrens-apikey.txt
# cache key so we don't have to grab it every time
if [ -f $KEYFILE ]; then
  KEY=$(<$KEYFILE)
else
  KEY=$(curl -s https://api.vrchat.cloud/api/1/config | jq .apiKey -r)
  echo $KEY > $KEYFILE
fi

TOKFILE=/tmp/vrfrens-tok-$USER.txt
# also cache TOK for some time to avoid logging in if necessary. Dunno how long
# the tokens actually last.
if [ -f $TOKFILE ] && test $(find $TOKFILE -not -mmin +30); then
  TOK=$(<$TOKFILE)
else
  TOK=$(curl -su $USER "https://api.vrchat.cloud/api/1/auth/user?apiKey=$KEY" | jq .authToken -r)
  echo $TOK > $TOKFILE
fi

FRENS=$(curl -H "Cookie: auth=$TOK" -s "https://api.vrchat.cloud/api/1/auth/user/friends?apiKey=$KEY")
echo You have $(echo $FRENS | jq -r 'length') friends online
echo $FRENS | jq -r 'map("\(.displayName) is in \"\(.location)\"") | join("\n")'

OFFRENS=$(curl -H "Cookie: auth=$TOK" -s "https://api.vrchat.cloud/api/1/auth/user/friends?apiKey=$KEY&offline=true")
echo You have $(echo $OFFRENS | jq -r 'length') friends offline:
echo $OFFRENS | jq -r 'map(.displayName) | join("\n")'