budibase/packages/cli/src/commands/new/newHandler.js

const { getAppContext } = require("../../common");
const { 
    getMasterApisWithFullAccess 
} = require("@budibase/server/utilities/budibaseApi");
const { copy, readJSON, writeJSON, remove, exists } = require("fs-extra");
const { resolve, join } = require("path");
const thisPackageJson = require("../../../package.json");
const chalk = require("chalk");
const {exec} = require('child_process');

module.exports = (opts) => {
    run(opts);
    console.log(chalk.green(`Budibase app ${opts.name} created!`));
}

const run = async (opts) => {
    const context = await getAppContext({configName:opts.config, masterIsCreated:true}); 
    opts.config = context.config;
    const bb = await getMasterApisWithFullAccess(context);

    const app = bb.recordApi.getNew("/applications", "application");
    app.name = opts.name;

    await bb.recordApi.save(app);
    await createEmptyAppPackage(opts);

    exec(`cd ${join(opts.config.latestPackagesFolder, opts.name)} && npm install`);
}

const createEmptyAppPackage = async (opts) => {
    const templateFolder = resolve(
        __dirname, "appPackageTemplate");

    const appsFolder = opts.config.latestPackagesFolder || ".";
    const destinationFolder = resolve(appsFolder, opts.name);

    if(await exists(destinationFolder)) return;

    await copy(templateFolder, destinationFolder);

    const packageJsonPath = join(appsFolder, opts.name, "package.json");
    const packageJson = await readJSON(packageJsonPath);

    packageJson.name = opts.name;
    packageJson.dependencies["@budibase/standard-components"] = `^${thisPackageJson.version}`;

    await writeJSON(packageJsonPath, packageJson);

    const removePlaceholder = async (...args) => {
        await remove(join(destinationFolder, ...args, "placeholder"));
    }

    await removePlaceholder("components");
    await removePlaceholder("public", "shared");
    await removePlaceholder("public", "main");
    await removePlaceholder("public", "unauthenticated");
    

}