#!/bin/sh
set -eu
umask 077
base='https://t.0q.lv'
case "$(uname -s)" in Linux) os=linux;; Darwin) os=darwin;; *) echo 'Unsupported OS' >&2; exit 1;; esac
case "$(uname -m)" in x86_64|amd64) arch=amd64;; aarch64|arm64) arch=arm64;; *) echo 'Unsupported CPU' >&2; exit 1;; esac
tmp=$(mktemp -d "${TMPDIR:-/tmp}/0qlv.XXXXXXXX")
pid=''
cleanup() {
  if [ -n "$pid" ]; then kill -TERM "$pid" 2>/dev/null || true; wait "$pid" 2>/dev/null || true; fi
  rm -rf -- "$tmp"
}
trap cleanup EXIT
trap 'exit 130' INT
trap 'exit 143' TERM
file="0qlv-$os-$arch"
curl -fsSL "$base/bin/$file" -o "$tmp/$file"
curl -fsSL "$base/bin/$file.sha256" -o "$tmp/checksum"
expected=$(cut -d ' ' -f 1 "$tmp/checksum")
if command -v sha256sum >/dev/null 2>&1; then actual=$(sha256sum "$tmp/$file" | cut -d ' ' -f 1)
else actual=$(shasum -a 256 "$tmp/$file" | cut -d ' ' -f 1); fi
[ "$expected" = "$actual" ] || { echo 'Download checksum mismatch' >&2; exit 1; }
chmod 700 "$tmp/$file"
"$tmp/$file" --server 'https://t.0q.lv' --mode terminal </dev/null &
pid=$!
set +e
wait "$pid"
status=$?
pid=''
exit "$status"