rwsdk/dist/vite/moveStaticAssetsPlugin.mjs

Build fast, server-driven webapps on Cloudflare with SSR, RSC, and realtime

import fs from "fs-extra";
import path from "node:path";
export const moveStaticAssetsPlugin = ({ rootDir, }) => ({
    name: "rwsdk:move-static-assets",
    apply: "build",
    async closeBundle() {
        if (this.environment.name === "worker" &&
            process.env.RWSDK_BUILD_PASS === "linker") {
            const sourceDir = path.join(rootDir, "dist", "worker", "assets");
            const destDir = path.join(rootDir, "dist", "client", "assets");
            if (!(await fs.pathExists(sourceDir))) {
                return;
            }
            const ssrManifestPath = path.join(rootDir, "dist", "worker", ".vite", "ssr-manifest.json");
            if (!(await fs.pathExists(ssrManifestPath))) {
                return;
            }
            const manifestContent = await fs.readFile(ssrManifestPath, "utf-8");
            const ssrManifest = JSON.parse(manifestContent);
            const publicAssets = new Set();
            for (const [moduleId, assetPaths] of Object.entries(ssrManifest)) {
                if (moduleId.includes("?url")) {
                    for (const assetPath of assetPaths) {
                        const assetFileName = path.basename(assetPath);
                        publicAssets.add(assetFileName);
                    }
                }
            }
            const allFiles = await fs.readdir(sourceDir);
            const filesToMove = allFiles.filter((file) => !file.endsWith(".js") &&
                !file.endsWith(".map") &&
                publicAssets.has(file));
            if (filesToMove.length > 0) {
                await fs.ensureDir(destDir);
                for (const file of filesToMove) {
                    const sourceFile = path.join(sourceDir, file);
                    const destFile = path.join(destDir, file);
                    await fs.move(sourceFile, destFile, { overwrite: true });
                }
            }
            await fs.remove(ssrManifestPath);
        }
    },
});