#!/usr/bin/env bash
# 在线一键增量升级入口（给已安装的 cpxy 调用）
# 用法: sudo cpxy upgrade
#       sudo cpxy upgrade --ui-only
#       sudo cpxy upgrade --force-binary
#       sudo cpxy upgrade --verify
set -euo pipefail

BASE="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
# 若作为独立脚本在 /opt/.../scripts/online-upgrade.sh
if [[ -f "$BASE/etc/settings.conf" ]]; then
  :
elif [[ -f "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/../etc/settings.conf" ]]; then
  BASE="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
fi

GITEA_BASE="${GITEA_BASE:-https://gitea.chickliu.fun}"
REPO_OWNER="${REPO_OWNER:-Hermes}"
REPO_NAME="${REPO_NAME:-cellular-proxy}"
BRANCH="${BRANCH:-main}"
INSTALL_URL="${CELLULAR_PROXY_INSTALL_URL:-${GITEA_BASE}/${REPO_OWNER}/${REPO_NAME}/raw/branch/${BRANCH}/install.sh}"

if [[ "${EUID:-$(id -u)}" -ne 0 ]]; then
  echo "请用 root: sudo cpxy upgrade $*" >&2
  exit 1
fi

# 从 settings 读 INSTALL_DIR
if [[ -f "${CONFIG_FILE:-$BASE/etc/settings.conf}" ]]; then
  # shellcheck disable=SC1090
  set -a
  # shellcheck disable=SC1090
  source "${CONFIG_FILE:-$BASE/etc/settings.conf}"
  set +a
fi
INSTALL_DIR="${INSTALL_DIR:-$BASE}"
export INSTALL_DIR

args=(--upgrade)
# 透传用户参数（已是 upgrade 子参数）
while [[ $# -gt 0 ]]; do
  args+=("$1")
  shift
done

echo "[$(date '+%F %T')] INFO  一键升级: $INSTALL_URL ${args[*]}" >&2
tmp="$(mktemp)"
trap 'rm -f "$tmp"' EXIT

if command -v curl >/dev/null 2>&1; then
  curl -fsSL --retry 3 --connect-timeout 20 -o "$tmp" "$INSTALL_URL"
elif command -v wget >/dev/null 2>&1; then
  wget -q -O "$tmp" "$INSTALL_URL"
else
  echo "需要 curl 或 wget" >&2
  exit 1
fi

chmod +x "$tmp"
# 把 install-dir 固定到当前实例
bash "$tmp" --install-dir "$INSTALL_DIR" "${args[@]}"