Add runtime mergeing (module-federation#8)

README.md

@@ -1,5 +1,4 @@
-Module Federation For Next.js
-====================================
+# Module Federation For Next.js
 
 This plugin enables Module Federation on Next.js
 

index.js

@@ -1,7 +1,8 @@
 const withModuleFederation = require("./withModuleFederation");
 const patchSharing = require("./patchSharing");
-
+const MergeRuntime = require("./merge-runtime");
 module.exports = {
   withModuleFederation,
   patchSharing,
+  MergeRuntime,
 };

merge-runtime.js

@@ -0,0 +1,45 @@
+const shell = require("shelljs");
+const path = require("path");
+const fs = require("fs");
+module.exports = class MergeRemoteChunksPlugin {
+  // Define `apply` as its prototype method which is supplied with compiler as its argument
+  apply(compiler) {
+    // Specify the event hook to attach to
+    compiler.hooks.afterEmit.tap("MergeRemoteChunksPlugin", (output) => {
+      const emittedAssets = Array.from(output.emittedAssets);
+      const files = ["static/chunks/webpack", "static/runtime/remoteEntry"]
+        .filter((neededChunk) =>
+          emittedAssets.some((emmitedAsset) =>
+            emmitedAsset.includes(neededChunk)
+          )
+        )
+        .map((neededChunk) =>
+          emittedAssets.find((emittedAsset) =>
+            emittedAsset.includes(neededChunk)
+          )
+        )
+        .map((file) => path.join(output.compiler.context, ".next", file));
+
+      if (files.length > 1) {
+        console.log(files)
+        const runtime = fs.readFileSync(files[0], "utf-8");
+        const remoteContainer = fs.readFileSync(files[1], "utf-8");
+        const merged = [runtime,remoteContainer].join("\n");
+        const remotePath = path.join(output.compiler.context, ".next/static");
+        if (fs.existsSync(remotePath)) {
+          fs.mkdir(remotePath, { recursive: true }, (err) => {
+            if (err) throw err;
+          });
+        }
+        fs.writeFile(
+          path.resolve(
+            output.compiler.context,
+            ".next/static/remoteEntry.js"
+          ),
+          merged,
+          ()=>{}
+        );
+      }
+    });
+  }
+};

renovate.json

@@ -1,5 +1,3 @@
 {
-  "extends": [
-    "config:base"
-  ]
+  "extends": ["config:base"]
 }