basic sdk build config file for es and cjs

sdk-vite.config.js

@@ -1,53 +1,27 @@
-const cssvariables = require("postcss-css-variables");
-const flexbugsFixes = require("postcss-flexbugs-fixes");
-
-const fs = require("fs");
 const path = require("path");
-
-const injectWebManifest = require("./scripts/build-plugins/manifest");
-const injectServiceWorker = require("./scripts/build-plugins/service-worker");
-// const legacyBuild = require("./scripts/build-plugins/legacy-build");
-
-// we could also just import {version} from "../../package.json" where needed,
-// but this won't work in the service worker yet as it is not transformed yet
-// TODO: we should emit a chunk early on and then transform the asset again once we know all the other assets to cache
-const version = JSON.parse(fs.readFileSync(path.join(__dirname, "package.json"), "utf8")).version;
-const {defineConfig} = require("vite");
+const mergeOptions = require('merge-options').bind({concatArrays: true});
+const commonOptions = require("./vite.common-config.js");
 
 const srcDir = path.join(__dirname, "src/");
 const modulesDir = path.join(srcDir, "node_modules/");
 const mocksDir = path.join(srcDir, "mocks/");
 const fixturesDir = path.join(srcDir, "fixtures/");
 
-export default {
-    public: false,
+
+export default mergeOptions(commonOptions, {
     root: "src/",
-    server: {
-        hmr: false
-    },
-    resolve: {
-        alias: {
-            // these should only be imported by the base-x package in any runtime code
-            // and works in the browser with a Uint8Array shim,
-            // rather than including a ton of polyfill code
-            "safe-buffer": "./scripts/package-overrides/safe-buffer/index.js",
-            "buffer": "./scripts/package-overrides/buffer/index.js",
-        }
-    },
     build: {
         outDir: "../target",
-        emptyOutDir: true,
-        minify: false,
-        sourcemap: false,
-        assetsInlineLimit: 0,
-        polyfillModulePreload: false,
         lib: {
             entry: "lib.ts",
-            name: "hydrogen",
+            fileName: "hydrogen",
             formats: ["cjs", "es"]
         },
         rollupOptions: {
-            external: id => id.startsWith(modulesDir) || id.startsWith(mocksDir) || id.startsWith(fixturesDir),
+            external: (id, parentId) => {
+                const resolveId = (id.startsWith("./") || id.startsWith("../")) ? path.join(path.dirname(parentId), id) : id;
+                return !resolveId.startsWith(srcDir) || resolveId.startsWith(mocksDir) || resolveId.startsWith(fixturesDir);
+            },
             output: {
                 manualChunks: (id) => {
                     if (id.startsWith(srcDir)) {
@@ -55,35 +29,15 @@ export default {
                         const pathWithoutExt = idPath.substring(0, idPath.lastIndexOf("."));
                         return pathWithoutExt;
                     } else {
-                        console.log("putting", id.substring(srcDir.length), "in index");
                         return "index";
                     }
                 },
                 chunkFileNames: `[format]/[name].js`,
-                // preserveModules: true,
+                // important to preserve export names of every module
+                // so we can still override the file and provider alternative impls
+                minifyInternalExports: false,
+                preferConst: true,
             }
         }
     },
-    define: {
-        "DEFINE_VERSION": JSON.stringify(version)
-    },
-    css: {
-        postcss: {
-            plugins: [
-                cssvariables({
-                    preserve: (declaration) => {
-                        return declaration.value.indexOf("var(--ios-") == 0;
-                    }
-                }),
-                // the grid option creates some source fragment that causes the vite warning reporter to crash because
-                // it wants to log a warning on a line that does not exist in the source fragment.
-                // autoprefixer({overrideBrowserslist: ["IE 11"], grid: "no-autoplace"}),
-                flexbugsFixes()
-            ]
-        }
-    }
-};
-
-function scriptTagPath(htmlFile, index) {
-    return `${htmlFile}?html-proxy&index=${index}.js`;
-}
+});