Add callbacks for statusDidChange and downloadDidProgress

See https://github.com/Microsoft/react-native-code-push#codepush

README.md

@@ -57,4 +57,13 @@ yield spawn(codePushSaga, {
 yield spawn(codePushSaga, {
    syncActionName: "NAVIGATE_HOME" 
 });
-```
+
+// Invoke a callback every time the sync status changes
+// or show a status bar as the download progresses.
+// You can find a list of status types at
+// https://github.com/Microsoft/react-native-code-push#syncstatus.
+yield spawn(codePushSaga, {
+   statusDidChangeCallback: this.onSyncStatusChange,
+   downloadDidProgressCallback: this.onSyncDownloadProgress,
+});
+```

index.js

@@ -81,7 +81,7 @@ export default function* codePushSaga(options = {}) {
   // off the "event loop".
   if (options.syncOnStart) {
     try {
-      yield call(sync, options.syncOptions);
+      yield call(sync, options.syncOptions, options.statusDidChangeCallback, options.downloadDidProgressCallback);
     } catch (e) {
       console.log(e);
     }
@@ -107,7 +107,7 @@ export default function* codePushSaga(options = {}) {
   // to watch for any of the requested sync points.
   while (yield race(syncEvents)) {
     try {
-      yield call(sync, options.syncOptions);
+      yield call(sync, options.syncOptions, options.statusDidChangeCallback, options.downloadDidProgressCallback);
     } catch (e) {
       console.log(e);
     }