Initial commit of 001code-html Scratch frontend project.

Includes scratch-gui, scratch-vm, scratch-blocks, scratch-render, scratch-l10n, and deployment config.

Co-authored-by: Cursor <cursoragent@cursor.com>

scratch-gui/src/containers/tw-change-username.jsx

@@ -0,0 +1,59 @@
+import bindAll from 'lodash.bindall';
+import PropTypes from 'prop-types';
+import React from 'react';
+import {connect} from 'react-redux';
+import {defineMessages, injectIntl, intlShape} from 'react-intl';
+import {openUsernameModal} from '../reducers/modals';
+import {closeEditMenu} from '../reducers/menus';
+import isScratchDesktop from '../lib/isScratchDesktop';
+
+const messages = defineMessages({
+    cannotChangeWhileRunning: {
+        defaultMessage: 'Username cannot be changed while the project is running.',
+        description: 'Alert that appears when trying to change username while project is running',
+        id: 'tw.changeUsername.cannotChangeWhileRunning'
+    }
+});
+
+class ChangeUsername extends React.Component {
+    constructor (props) {
+        super(props);
+        bindAll(this, [
+            'changeUsername'
+        ]);
+    }
+    changeUsername () {
+        if (this.props.running && !isScratchDesktop()) {
+            // eslint-disable-next-line no-alert
+            alert(this.props.intl.formatMessage(messages.cannotChangeWhileRunning));
+            return;
+        }
+        this.props.onOpenUsernameModal();
+    }
+    render () {
+        return this.props.children(this.changeUsername);
+    }
+}
+
+ChangeUsername.propTypes = {
+    children: PropTypes.func,
+    onOpenUsernameModal: PropTypes.func,
+    running: PropTypes.bool,
+    intl: intlShape
+};
+
+const mapStateToProps = state => ({
+    running: state.scratchGui.vmStatus.running
+});
+
+const mapDispatchToProps = dispatch => ({
+    onOpenUsernameModal: () => {
+        dispatch(openUsernameModal());
+        dispatch(closeEditMenu());
+    }
+});
+
+export default injectIntl(connect(
+    mapStateToProps,
+    mapDispatchToProps
+)(ChangeUsername));