Grabbed dndbeyond's source code

```
~/go/bin/sourcemapper -output ddb -jsurl https://media.dndbeyond.com/character-app/static/js/main.90aa78c5.js
```

ddb_main/tools/js/CharacterBuilder/components/ClassDisplaySimple/ClassDisplaySimple.tsx

@@ -0,0 +1,46 @@
+import React from "react";
+
+import { ClassDefinitionContract } from "@dndbeyond/character-rules-engine/es";
+
+import Button from "../Button";
+
+interface Props {
+  charClass: ClassDefinitionContract;
+  onRequestChange: () => void;
+}
+export default class ClassDisplaySimple extends React.PureComponent<Props> {
+  handleChangeClick = () => {
+    const { onRequestChange } = this.props;
+
+    if (onRequestChange) {
+      onRequestChange();
+    }
+  };
+
+  render() {
+    const { charClass } = this.props;
+
+    let portraitAvatarUrl = charClass.portraitAvatarUrl;
+
+    return (
+      <div className="builder-field builder-field-valid class-simple">
+        <div className="builder-field-heading">Selected Class</div>
+        <div className="class-simple-chosen">
+          <div className="class-simple-chosen-preview">
+            <img
+              className="class-simple-chosen-preview-img"
+              src={portraitAvatarUrl ? portraitAvatarUrl : ""}
+              alt=""
+            />
+          </div>
+          <div className="class-simple-chosen-heading">{charClass.name}</div>
+          <div className="class-simple-chosen-action">
+            <Button onClick={this.handleChangeClick} size="small">
+              Change
+            </Button>
+          </div>
+        </div>
+      </div>
+    );
+  }
+}

ddb_main/tools/js/CharacterBuilder/components/ClassDisplaySimple/index.ts

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+import ClassDisplaySimple from "./ClassDisplaySimple";
+
+export default ClassDisplaySimple;
+export { ClassDisplaySimple };