add polyfill and pipe better

packages/siaviewnode-client/src/components/Dropzone.tsx

@@ -8,7 +8,8 @@ import { CircularProgress } from "@material-ui/core"
 /**
  * nginx is setup to automatically handle and rewrite the url path.
  */
-const API_ENDPOINT = "/api"
+const API_ENDPOINT =
+  process.env.NODE_ENV === "development" ? "http://localhost:4000" : "/api"
 
 const pName = R.prop("name")
 
@@ -27,6 +28,7 @@ function MyDropzone() {
       fd.append("file", file)
       if (window) {
         const streamSaver = require("streamsaver")
+        console.log("streamSaver", streamSaver)
         const url = API_ENDPOINT + "/siafile"
         fetch(url, {
           method: "POST",
@@ -67,7 +69,8 @@ function MyDropzone() {
             pump()
           })
           .catch(e => {
-            setError(e)
+            // setError(e)
+            console.log("error is", e)
             setLoading(false)
           })
       }

packages/siaviewnode-server/src/main.ts

@@ -68,7 +68,6 @@ export class Server {
     const selectFile = R.path(["files", "file"])
     try {
       const file: any = selectFile(req)
-      console.log("file is", req.files)
 
       const { data: stream } = await siad.post("/renter/stream", file.data, {
         headers: {
@@ -80,14 +79,7 @@ export class Server {
       res.attachment(file.name)
       res.set("Content-Type", "application/octet-stream")
 
-      stream.on("data", chunk => {
-        console.log("chunk...")
-        res.write(chunk)
-      })
-      stream.on("end", () => {
-        console.log("end...")
-        res.end()
-      })
+      stream.pipe(res)
     } catch (e) {
       console.log("e is", e)
       return res.json({ error: e.message })