Move fs to exporter and add browser packer

src/export/packer/browser.ts

@@ -0,0 +1,17 @@
+import { Compiler } from "./next-compiler";
+import { IPacker } from "./packer";
+
+declare var saveAs;
+
+export class BrowserPacker implements IPacker {
+    private readonly packer: Compiler;
+
+    public async pack(filePath: string): Promise<void> {
+        filePath = filePath.replace(/.docx$/, "");
+
+        const zip = await this.packer.compile();
+        const zipBlob = await zip.generateAsync({ type: "blob" });
+
+        saveAs(zipBlob, `${filePath}.docx`);
+    }
+}

src/export/packer/compiler.ts

@@ -1,5 +1,6 @@
 import * as archiver from "archiver";
 import * as express from "express";
+import * as fs from "fs";
 import { Writable } from "stream";
 import * as xml from "xml";
 
@@ -89,7 +90,7 @@ export class Compiler {
         });
 
         for (const data of this.file.Media.array) {
-            this.archive.append(data.stream, {
+            this.archive.append(fs.createReadStream(data.path), {
                 name: `word/media/${data.fileName}`,
             });
         }