#!/bin/sh
set -euo pipefail

function get_default_url {
  process=$1
  version=$2
  echo $(wget -O - "${VERSION_SERVER_URL}/processes/${process}/${version}/url?os=linux&arch=${GOARCH}")
}

function get_binary {
  binary=$1
  url=$2
  wget -O - ${url} | unzip -p - > /app/${binary}
  chmod u+x /app/${binary}
}

if [[ ! -f "storagenode-updater" ]]; then
  echo "downloading storagenode-updater"
  get_binary storagenode-updater $(get_default_url storagenode-updater minimum)

  if ./storagenode-updater should-update storagenode-updater \
        --binary-location /app/storagenode-updater \
        --identity-dir identity \
        --version.server-address=${VERSION_SERVER_URL} 2>/dev/null
  then
    echo "updating storagenode-updater"
    get_binary storagenode-updater $(get_default_url storagenode-updater suggested)
  fi
fi

if [[ ! -f "storagenode" ]]; then
  echo "downloading storagenode"

  if ./storagenode-updater should-update storagenode \
      --identity-dir identity \
      --version.server-address=${VERSION_SERVER_URL} 2>/dev/null
  then
    get_binary storagenode $(get_default_url storagenode suggested)
  else
    get_binary storagenode $(get_default_url storagenode minimum)
  fi
fi

RUN_PARAMS="${RUN_PARAMS:-} --config-dir config"
RUN_PARAMS="${RUN_PARAMS:-} --identity-dir identity"
RUN_PARAMS="${RUN_PARAMS:-} --metrics.app-suffix=-alpha"
RUN_PARAMS="${RUN_PARAMS:-} --metrics.interval=30m"
RUN_PARAMS="${RUN_PARAMS:-} --console.address=:14002"

if [[ -n "${VERSION_SERVER_URL:-}" ]]; then
  RUN_PARAMS="${RUN_PARAMS:-} --version.server-address=${VERSION_SERVER_URL}"
fi
if [[ -n "${ADDRESS:-}" ]]; then
  RUN_PARAMS="${RUN_PARAMS:-} --contact.external-address=${ADDRESS}"
fi
if [[ -n "${EMAIL:-}" ]]; then
  RUN_PARAMS="${RUN_PARAMS:-} --operator.email=${EMAIL}"
fi
if [[ -n "${WALLET:-}" ]]; then
  RUN_PARAMS="${RUN_PARAMS:-} --operator.wallet=${WALLET}"
fi
if [[ -n "${STORAGE:-}" ]]; then
  RUN_PARAMS="${RUN_PARAMS:-} --storage.allocated-disk-space=${STORAGE}"
fi

if [[ "${AUTO_UPDATE:-}" != "true" ]]; then
  AUTO_UPDATE="false"
fi

if [[ "${SETUP:-}" == "true" ]]; then
  exec ./storagenode setup $RUN_PARAMS ${*}
else
  # install supervisor
  if ! apk list supervisor 2>/dev/null | grep "supervisor"; then
    echo "installing supervisor"
    mkdir -p /var/log/supervisor
    # permorm installation during runtime to not use dockerfile RUN directive to support arch-independent build process
    apk add --no-cache --repositories-file=/dev/null /var/lib/apk-supervisor/*.apk

    sed -i \
    "s#^command=/app/storagenode-updater\$#command=/app/storagenode-updater run --binary-location /app/storagenode ${RUN_PARAMS} ${*}#" \
    /etc/supervisord.conf

    sed -i \
    "s#^command=/app/storagenode\$#command=/app/storagenode run ${RUN_PARAMS} ${*}#" \
    /etc/supervisord.conf
  fi

  exec /usr/bin/supervisord -c /etc/supervisord.conf
fi