#!/usr/bin/env bash
# 本地构建 Astro，将 dist/ 同步到服务器（与仓库根目录 Caddyfile 的 root 一致）。
#
# 依赖：
#   本机: Node/npm、rsync、sshpass（macOS: brew install rsync sshpass）
#   远端: 必须安装 rsync（Ubuntu: apt update && apt install -y rsync）
#
# 安全：请勿将填写真实密码后的本文件 push 到公开仓库；更强做法是给 root 配 SSH 公钥并关掉密码登录。

set -euo pipefail

# ========= 部署配置 =========
DEPLOY_HOST="121.4.96.87" # 例: 云服务器公网 IP
DEPLOY_USER="root"
DEPLOY_PATH="/var/www/HeguangtongkunLanding"
DEPLOY_SSH_PORT="22"
# 在下面填写 root 的 SSH 登录密码（勿提交到 git）
DEPLOY_SSH_PASSWORD="deB-nB5JW!eDKkU"
# 1 = 同时把仓库根目录 Caddyfile 传到 $DEPLOY_PATH/Caddyfile
DEPLOY_SYNC_CADDYFILE="0"
# ============================

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT"

if [[ -z "$DEPLOY_HOST" ]]; then
	echo "错误: 请在脚本顶部填写 DEPLOY_HOST" >&2
	exit 1
fi
if [[ -z "$DEPLOY_SSH_PASSWORD" ]]; then
	echo "错误: 请在脚本顶部填写 DEPLOY_SSH_PASSWORD" >&2
	exit 1
fi
command -v sshpass >/dev/null 2>&1 || {
	echo "错误: 未找到 sshpass，请先安装后再运行本脚本" >&2
	exit 1
}

export SSHPASS="$DEPLOY_SSH_PASSWORD"
SSH_OPTS=(
	-p "$DEPLOY_SSH_PORT"
	-o StrictHostKeyChecking=accept-new
	-o PubkeyAuthentication=no
	-o PreferredAuthentications=password
)
RSYNC_RSH="sshpass -e ssh ${SSH_OPTS[*]}"

REMOTE="${DEPLOY_USER}@${DEPLOY_HOST}"

remote() {
	sshpass -e ssh "${SSH_OPTS[@]}" "$REMOTE" "$@"
}

unset_ssh_pass() {
	unset SSHPASS
}
trap unset_ssh_pass EXIT

echo "==> Install & build"
npm ci
npm run build

echo "==> Ensure remote dist directory exists"
remote "mkdir -p '${DEPLOY_PATH}/dist'"

echo "==> Check remote rsync"
if ! remote "command -v rsync >/dev/null 2>&1"; then
	echo "错误: 服务器上未安装 rsync，rsync 同步需要远端也有该命令。" >&2
	echo "请在服务器执行: apt-get update && apt-get install -y rsync" >&2
	exit 1
fi

echo "==> Rsync dist/ -> ${REMOTE}:${DEPLOY_PATH}/dist/"
rsync -avz --delete -e "$RSYNC_RSH" \
	dist/ "${REMOTE}:${DEPLOY_PATH}/dist/"

if [[ "$DEPLOY_SYNC_CADDYFILE" == "1" ]]; then
	echo "==> Rsync Caddyfile"
	rsync -avz -e "$RSYNC_RSH" \
		"${ROOT}/Caddyfile" "${REMOTE}:${DEPLOY_PATH}/Caddyfile"
	echo "    若 Caddy 引用该路径，请在服务器执行: caddy reload --config <你的 Caddyfile 路径>"
fi

echo "==> Done. 静态站点已更新；仅改静态文件时一般无需重启 Caddy。"