init-web-cli/lib/create.js

const path = require("path");
const fs = require("fs-extra");
const inquirer = require("inquirer");
const Factory = require("./Factory");

module.exports = async function (name, options) {
    // 当前命令行选择的目录
    const cwd = process.cwd();
    // 需要创建的目录地址
    const targetCwd = path.join(cwd, name);
    // 判断在目录的位置是否存在相同的目录了
    // 如果存在相同的目录
    if (fs.existsSync(targetCwd)) {
        // 是否为强制创建？
        if (options.force) {
            await fs.remove(targetCwd);
        } else {
            console.log("是否需要覆盖");
            // 询问用户是否确定要覆盖
            let { action } = await inquirer.prompt([
                {
                    name: "action",
                    type: "list",
                    message: "Target directory already exists Pick an action:",
                    choices: [
                        {
                            name: "Overwrite",
                            value: "overwrite",
                        },
                        {
                            name: "Cancel",
                            value: false,
                        },
                    ],
                },
            ]);

            if (!action) {
                return;
            } else if (action === "overwrite") {
                // 移除已存在的目录
                console.log(`\r\nRemoving...`);
                await fs.remove(targetCwd);
            }
        }
    }

    const factory = new Factory(name, targetCwd);
    // 开始创建项目
    factory.create();
};