@analogjs/vite-plugin-nitro/src/lib/build-server.js

A Vite plugin for adding a nitro API server

import { copyPublicAssets, prerender } from 'nitropack';
import { createNitro, build, prepare } from 'nitropack';
import { existsSync, mkdirSync, unlinkSync, writeFileSync } from 'node:fs';
import { dirname, join } from 'node:path';
import { addPostRenderingHooks } from './hooks/post-rendering-hook.js';
export async function buildServer(options, nitroConfig, routeSourceFiles) {
    const nitro = await createNitro({
        dev: false,
        preset: process.env['BUILD_PRESET'],
        ...nitroConfig,
    });
    if (options?.prerender?.postRenderingHooks) {
        addPostRenderingHooks(nitro, options.prerender.postRenderingHooks);
    }
    await prepare(nitro);
    await copyPublicAssets(nitro);
    if (options?.ssr &&
        nitroConfig?.prerender?.routes &&
        (nitroConfig?.prerender?.routes.find((route) => route === '/') ||
            nitroConfig?.prerender?.routes?.length === 0)) {
        const indexFileExts = ['', '.br', '.gz'];
        indexFileExts.forEach((fileExt) => {
            // Remove the root index.html(.br|.gz) files
            const indexFilePath = `${nitroConfig?.output?.publicDir}/index.html${fileExt ? `${fileExt}` : ''}`;
            if (existsSync(indexFilePath)) {
                unlinkSync(indexFilePath);
            }
        });
    }
    if (nitroConfig?.prerender?.routes &&
        nitroConfig?.prerender?.routes?.length > 0) {
        console.log(`Prerendering static pages...`);
        await prerender(nitro);
    }
    if (routeSourceFiles && Object.keys(routeSourceFiles).length > 0) {
        const publicDir = nitroConfig?.output?.publicDir;
        if (!publicDir) {
            throw new Error('Nitro public output directory is required to write route source files.');
        }
        for (const [route, content] of Object.entries(routeSourceFiles)) {
            const outputPath = join(publicDir, `${route}.md`);
            const outputDir = dirname(outputPath);
            if (!existsSync(outputDir)) {
                mkdirSync(outputDir, { recursive: true });
            }
            writeFileSync(outputPath, content, 'utf8');
        }
    }
    if (!options?.static) {
        console.log('Building Server...');
        await build(nitro);
    }
    await nitro.close();
}
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