New: Option to control which new author books get monitored

frontend/src/Components/Form/MonitorNewItemsSelectInput.js

@@ -0,0 +1,50 @@
+import PropTypes from 'prop-types';
+import React from 'react';
+import monitorNewItemsOptions from 'Utilities/Author/monitorNewItemsOptions';
+import SelectInput from './SelectInput';
+
+function MonitorNewItemsSelectInput(props) {
+  const {
+    includeNoChange,
+    includeMixed,
+    ...otherProps
+  } = props;
+
+  const values = [...monitorNewItemsOptions];
+
+  if (includeNoChange) {
+    values.unshift({
+      key: 'noChange',
+      value: 'No Change',
+      disabled: true
+    });
+  }
+
+  if (includeMixed) {
+    values.unshift({
+      key: 'mixed',
+      value: '(Mixed)',
+      disabled: true
+    });
+  }
+
+  return (
+    <SelectInput
+      values={values}
+      {...otherProps}
+    />
+  );
+}
+
+MonitorNewItemsSelectInput.propTypes = {
+  includeNoChange: PropTypes.bool.isRequired,
+  includeMixed: PropTypes.bool.isRequired,
+  onChange: PropTypes.func.isRequired
+};
+
+MonitorNewItemsSelectInput.defaultProps = {
+  includeNoChange: false,
+  includeMixed: false
+};
+
+export default MonitorNewItemsSelectInput;