nullcart/backend/src/main.ts

import { RequestMethod, ValidationPipe } from '@nestjs/common';
import { NestFactory } from '@nestjs/core';
import { NestExpressApplication } from '@nestjs/platform-express';
import { ConfigService } from '@nestjs/config';
import cookieParser from 'cookie-parser';
import hbs from 'hbs';
import path from 'node:path';
import {
    getStorefrontCssDir,
    getStorefrontImgDir,
    storefrontCssUrlPrefix,
    storefrontImgUrlPrefix
} from './config/storefrontAssetPaths';
import { getPublicUploadsDir, publicUploadsUrlPrefix } from './config/uploadPaths';
import { AppModule } from './AppModule';
import { registerStorefrontHelpers } from './modules/storefrontCore/utils/registerStorefrontHelpers';
import { registerStorefrontPartials } from './modules/storefrontCore/utils/registerStorefrontPartials';
import { shopSurfaceHeaderMiddleware } from './middleware/shopSurfaceHeaderMiddleware';
import { Config } from './types/Config';
import { NodeEnv } from './types/NodeEnv';

async function bootstrap() {
    const app = await NestFactory.create<NestExpressApplication>(AppModule);

    const configService = app.get(ConfigService);

    const { port, corsOrigins, nodeEnv } = configService.get('app') as Config['app'];

    app.useStaticAssets(getPublicUploadsDir(), {
        prefix: publicUploadsUrlPrefix,
        maxAge: '1y',
        immutable: true
    });

    app.useStaticAssets(getStorefrontImgDir(), {
        prefix: storefrontImgUrlPrefix,
        maxAge: '1y',
        immutable: true
    });

    app.useStaticAssets(getStorefrontCssDir(), {
        prefix: storefrontCssUrlPrefix
    });

    app.use(cookieParser());

    if (nodeEnv === NodeEnv.Production) {
        app.use(shopSurfaceHeaderMiddleware);
    }

    const storefrontViewsDir = path.join(__dirname, 'modules', 'storefrontCore', 'views');

    registerStorefrontHelpers(hbs);
    registerStorefrontPartials(hbs, path.join(storefrontViewsDir, 'partials'));

    app.setBaseViewsDir(storefrontViewsDir);
    app.setViewEngine('hbs');

    app.set('view options', { layout: 'layouts/shop' });
    app.set('trust proxy', 1);

    app.useGlobalPipes(
        new ValidationPipe({
            transform: true,
            transformOptions: { enableImplicitConversion: true }
        })
    );

    app.setGlobalPrefix('api', {
        exclude: [
            { path: '/', method: RequestMethod.GET },
            { path: 'shop/categories/:id', method: RequestMethod.GET },
            { path: 'shop/products/:id/variants/:variantId', method: RequestMethod.GET },
            { path: 'shop/assets/{*path}', method: RequestMethod.GET },
            { path: 'shop/preferences/theme', method: RequestMethod.POST },
            { path: 'shop/error', method: RequestMethod.GET },
            { path: 'shop/cart', method: RequestMethod.GET },
            { path: 'shop/cart/product', method: RequestMethod.POST },
            { path: 'shop/cart/product/update', method: RequestMethod.POST },
            { path: 'shop/cart/product/remove', method: RequestMethod.POST },
            { path: 'shop/cart/discount', method: RequestMethod.POST },
            { path: 'shop/cart/discount/remove', method: RequestMethod.POST },
            { path: 'shop/checkout/pay', method: RequestMethod.POST },
            { path: 'shop/checkout', method: RequestMethod.GET },
            { path: 'shop/checkout/cancel', method: RequestMethod.POST },
            { path: 'shop/check-order', method: RequestMethod.GET },
            { path: 'shop/check-order', method: RequestMethod.POST },
            { path: 'shop/order/:orderId', method: RequestMethod.GET },
            { path: 'shop/order/:orderId/refresh', method: RequestMethod.GET },
            { path: 'shop/order/:orderId/confirm-access-token-saved', method: RequestMethod.POST },
            { path: 'shop/order/:orderId/logout', method: RequestMethod.POST },
            { path: 'shop/order/:orderId/messages', method: RequestMethod.POST },
            { path: 'shop/order/:orderId/messages/:messageId/delete', method: RequestMethod.POST },
            {
                path: 'shop/order/:orderId/attachments/:attachmentId/download',
                method: RequestMethod.GET
            }
        ]
    });

    app.enableCors({
        origin: corsOrigins,
        credentials: true
    });

    await app.listen(port);
}

void bootstrap();