polen/build/template/server/app.js

A framework for delightful GraphQL developer portals

import { Hono } from '#dep/hono/index';
import { createHtmlTransformer } from '#lib/html-utils/html-transformer';
import { serveStatic } from '@hono/node-server/serve-static';
import PROJECT_DATA from 'virtual:polen/project/data.jsonsuper';
import viteClientAssetManifest from 'virtual:polen/vite/client/manifest';
import { injectManifestIntoHtml } from './manifest.js';
import { PageMiddleware } from './middleware/page.js';
import { UnsupportedAssetsMiddleware } from './middleware/unsupported-assets.js';
import { createPolenDataInjector } from './transformers/inject-polen-data.js';
import { createThemeInitInjector } from './transformers/inject-theme-init.js';
export const createApp = (options = {}) => {
    const app = new Hono.Hono();
    // Collect all HTML transformers
    const htmlTransformers = [
        // Always inject Polen global data (both dev and prod)
        createPolenDataInjector(),
        // Theme initialization must come after Polen data
        createThemeInitInjector(),
        ...(options.hooks?.transformHtml || []),
    ];
    // Core middleware
    app.use(`*`, UnsupportedAssetsMiddleware());
    // Production-specific setup
    if (__BUILDING__) {
        // Add manifest transformer
        htmlTransformers.push(createHtmlTransformer((html, ___ctx) => {
            return injectManifestIntoHtml(html, viteClientAssetManifest, PROJECT_DATA.basePath);
        }));
        // Static file serving
        app.use(PROJECT_DATA.server.static.route, serveStatic({ root: PROJECT_DATA.server.static.directory }));
    }
    app.all(`*`, PageMiddleware(htmlTransformers));
    return app;
};
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