remove test download button

src/ui/components/common/BigButton.tsx

@@ -5,22 +5,39 @@ interface IProps {
   children: React.ReactNode;
   onClick: () => any;
   id: string;
+  disabled?: boolean;
 }
 
-export default class BigButton extends React.Component<IProps, never> {
+interface IState {
+  disabled?: boolean;
+}
+
+export default class BigButton extends React.Component<IProps, IState> {
   constructor(props: IProps) {
     super(props)
 
+    this.state = {
+      disabled: this.props.disabled
+    }
+
     this.handleClick = this.handleClick.bind(this)
   }
 
+  static getDerivedStateFromProps(props: IProps, state: IState) {
+    return {
+      disabled: props.disabled
+    }
+  }
+
   handleClick() {
+    if (this.state.disabled) return
+
     this.props.onClick()
   }
 
   render() {
     return (
-      <div className="BigButton" onClick={this.handleClick} id={this.props.id}>
+      <div className={'BigButton ' + (this.state.disabled ? 'disabled' : '')} onClick={this.handleClick} id={this.props.id}>
         <div className="BigButtonText">{this.props.children}</div>
       </div>
     )