[next] Embed: Defer login/logout until ready (#2123)

* feat: Embed defer login/-out until ready

* fix: make remove work with lazy render

* fix: typo

* fix: another typo

* fix: test

* chore: replace query-string for querystringify

* fix: types

* chore: small refactor

* feat: added webpack analzyer

* chore: rename compile -> generate

* fix: fix scripts and improve bundle size

* fix: lodash webpack plugin

src/core/common/utils/index.ts

@@ -5,3 +5,5 @@ export { default as oncePerFrame } from "./oncePerFrame";
 export { default as isBeforeDate } from "./isBeforeDate";
 export { default as ensureEndSlash } from "./ensureEndSlash";
 export { default as ensureNoEndSlash } from "./ensureNoEndSlash";
+export { default as parseQuery } from "./parseQuery";
+export { default as stringifyQuery } from "./stringifyQuery";

src/core/common/utils/parseQuery.ts

@@ -0,0 +1,8 @@
+/**
+ * From the `querystringify` project:
+ * The parse method transforms a given query string in to an object.
+ * Parameters without values are set to empty strings.
+ * It does not care if your query string is prefixed with a ? or not.
+ * It just extracts the parts between the = and &:
+ */
+export { parse as default } from "querystringify";

src/core/common/utils/stringifyQuery.ts

@@ -0,0 +1,24 @@
+import qs from "querystringify";
+
+/**
+ * From the `querystringify` project:
+ * This transforms a given object in to a query string.
+ * By default we return the query string without a ? prefix.
+ * If you want to prefix it by default simply supply true as second argument.
+ * If it should be prefixed by something else simply supply a string with the
+ * prefix value as second argument.
+ *
+ * In addition keys that have an undefined value are removed from the query.
+ */
+export default function stringifyQuery(
+  obj: object,
+  prefix?: string | boolean
+): string {
+  const copy: any = { ...obj };
+  Object.keys(copy).forEach(key => {
+    if (copy[key] === undefined) {
+      delete copy[key];
+    }
+  });
+  return qs.stringify(copy, prefix);
+}