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start-dev.sh
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191
start-dev.sh
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#!/usr/bin/env bash
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set -Eeuo pipefail
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echo -e "\033[32m正在启动 Digital Embryo 开发环境...\033[0m"
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# 获取当前脚本所在目录
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SCRIPT_DIR="$(cd -- "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
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# 前后端目录
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FRONTEND_DIR="${SCRIPT_DIR}/embryo-frontend"
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BACKEND_DIR="${SCRIPT_DIR}/embryo-backend"
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# 颜色输出
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yellow() { echo -e "\033[33m$*\033[0m"; }
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green() { echo -e "\033[32m$*\033[0m"; }
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cyan() { echo -e "\033[36m$*\033[0m"; }
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red() { echo -e "\033[31m$*\033[0m"; }
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# PATH 修正助手
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prepend_path_if_dir_exists() {
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local dir="$1"
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if [[ -d "$dir" ]] && [[ ":$PATH:" != *":${dir}:"* ]]; then
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export PATH="${dir}:${PATH}"
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fi
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}
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# 确保 brew 可用（不强制安装，避免交互）
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has_brew() { command -v brew >/dev/null 2>&1; }
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# 安装 npm（优先 brew，其次 nvm）
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ensure_npm() {
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if command -v npm >/dev/null 2>&1; then
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return 0
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fi
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yellow "未检测到 npm，尝试自动安装..."
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if has_brew; then
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yellow "使用 Homebrew 安装 Node.js（包含 npm）..."
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if brew install node; then
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green "已通过 Homebrew 安装 Node.js/npm"
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return 0
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else
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red "通过 Homebrew 安装 Node.js 失败，回退到 nvm 安装方式"
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fi
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fi
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# 回退：安装 nvm 并安装 Node LTS
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yellow "安装 nvm..."
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export NVM_DIR="$HOME/.nvm"
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mkdir -p "$NVM_DIR"
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if curl -fsSL https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash; then
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# 当前会话加载 nvm
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if [[ -s "$NVM_DIR/nvm.sh" ]]; then
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# shellcheck disable=SC1090
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. "$NVM_DIR/nvm.sh"
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fi
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if [[ -s "$NVM_DIR/bash_completion" ]]; then
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# shellcheck disable=SC1090
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. "$NVM_DIR/bash_completion"
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fi
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yellow "使用 nvm 安装 Node.js LTS..."
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nvm install --lts
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nvm use --lts
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nvm alias default 'lts/*' || true
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else
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red "安装 nvm 失败"
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fi
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if ! command -v npm >/dev/null 2>&1; then
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red "自动安装 npm 失败，请手动安装 Node.js/npm 后重试。"
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exit 1
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fi
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green "npm 安装完成"
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}
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# 安装 uv（优先 brew，其次官方脚本）
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ensure_uv() {
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if command -v uv >/dev/null 2>&1; then
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return 0
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fi
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yellow "未检测到 uv，尝试自动安装..."
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if has_brew; then
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yellow "使用 Homebrew 安装 uv..."
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if brew install uv; then
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green "已通过 Homebrew 安装 uv"
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return 0
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else
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red "通过 Homebrew 安装 uv 失败，回退到官方安装脚本"
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fi
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fi
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# 回退：官方安装脚本（将二进制置于 ~/.local/bin 或 ~/.cargo/bin）
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if curl -fsSL https://astral.sh/uv/install.sh | sh; then
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# 尝试将常见安装目录加入 PATH（仅当前会话）
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prepend_path_if_dir_exists "$HOME/.local/bin"
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prepend_path_if_dir_exists "$HOME/.cargo/bin"
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else
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red "运行 uv 官方安装脚本失败"
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fi
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if ! command -v uv >/dev/null 2>&1; then
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red "自动安装 uv 失败，请手动安装 uv 后重试（可用 brew install uv）。"
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exit 1
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fi
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green "uv 安装完成"
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}
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# 基础校验
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if [[ ! -d "${FRONTEND_DIR}" ]]; then
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echo "前端目录不存在: ${FRONTEND_DIR}" >&2
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exit 1
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fi
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if [[ ! -d "${BACKEND_DIR}" ]]; then
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echo "后端目录不存在: ${BACKEND_DIR}" >&2
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exit 1
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fi
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PACKAGE_JSON_PATH="${FRONTEND_DIR}/package.json"
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APP_PY_PATH="${BACKEND_DIR}/app.py"
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if [[ ! -f "${PACKAGE_JSON_PATH}" ]]; then
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echo "package.json 文件不存在: ${PACKAGE_JSON_PATH}" >&2
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exit 1
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fi
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if [[ ! -f "${APP_PY_PATH}" ]]; then
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echo "app.py 文件不存在: ${APP_PY_PATH}" >&2
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exit 1
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fi
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# 依赖校验与自动安装
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ensure_npm
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ensure_uv
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echo -e "\033[33m启动前端开发服务器...\033[0m"
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pushd "${FRONTEND_DIR}" >/dev/null
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npm run dev &
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FRONTEND_PID=$!
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popd >/dev/null
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echo -e "\033[33m启动后端API服务器...\033[0m"
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pushd "${SCRIPT_DIR}" >/dev/null
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uv run "${BACKEND_DIR}/app.py" &
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BACKEND_PID=$!
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popd >/dev/null
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echo -e "\033[32m两个服务都已启动!\033[0m"
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echo -e "\033[36m前端开发服务器通常运行在: http://localhost:5173\033[0m"
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echo -e "\033[36m后端API服务器通常运行在: http://localhost:5000\033[0m"
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echo
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echo -e "\033[31m按 Ctrl+C 停止所有服务\033[0m"
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cleanup() {
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echo -e "\033[33m正在停止所有服务...\033[0m"
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if ps -p ${FRONTEND_PID} >/dev/null 2>&1; then
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kill ${FRONTEND_PID} 2>/dev/null || true
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wait ${FRONTEND_PID} 2>/dev/null || true
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fi
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if ps -p ${BACKEND_PID} >/dev/null 2>&1; then
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kill ${BACKEND_PID} 2>/dev/null || true
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wait ${BACKEND_PID} 2>/dev/null || true
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fi
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echo -e "\033[32m所有服务已停止\033[0m"
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}
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trap cleanup INT TERM
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# 监控：若任一服务退出则结束脚本并清理
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while true; do
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if ! ps -p ${FRONTEND_PID} >/dev/null 2>&1; then
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echo "前端服务已退出"
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break
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fi
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if ! ps -p ${BACKEND_PID} >/dev/null 2>&1; then
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echo "后端服务已退出"
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break
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fi
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sleep 1
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done
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cleanup
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exit 0
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