Display success toast after deleting investigation

ui/src/dialogs/CollectionDeleteDialog/CollectionDeleteDialog.jsx

@@ -1,22 +1,35 @@
 import React, { Component } from 'react';
-import { FormattedMessage } from 'react-intl';
+import { FormattedMessage, defineMessages, injectIntl } from 'react-intl';
 import { compose } from 'redux';
 import { connect } from 'react-redux';
 
+import { showSuccessToast } from 'app/toast';
 import withRouter from 'app/withRouter';
 import { deleteCollection } from 'actions';
 import { DeleteDialog } from 'components/common';
 
+const messages = defineMessages({
+  success: {
+    id: 'collection.delete.success',
+    defaultMessage: 'Successfully deleted {label}',
+  },
+});
+
 class CollectionDeleteDialog extends Component {
   constructor(props) {
     super(props);
     this.onDelete = this.onDelete.bind(this);
   }
 
   async onDelete() {
-    const { collection, navigate, deleteCollection } = this.props;
+    const { collection, navigate, deleteCollection, intl } = this.props;
     const path = collection.casefile ? '/investigations' : '/datasets';
+    const successMessage = intl.formatMessage(messages.success, {
+      label: collection.label,
+    });
+
     await deleteCollection(collection);
+    showSuccessToast(successMessage);
     navigate({ pathname: path });
   }
 
@@ -82,5 +95,6 @@ const mapDispatchToProps = { deleteCollection };
 
 export default compose(
   withRouter,
-  connect(null, mapDispatchToProps)
+  connect(null, mapDispatchToProps),
+  injectIntl
 )(CollectionDeleteDialog);

ui/src/dialogs/EntitySetDeleteDialog/EntitySetDeleteDialog.jsx

@@ -22,16 +22,14 @@ class EntitySetDeleteDialog extends Component {
     this.onDelete = this.onDelete.bind(this);
   }
 
-  onDelete() {
-    const { entitySet, navigate, intl } = this.props;
-    this.props
-      .deleteEntitySet(entitySet.id)
-      .then(() =>
-        showSuccessToast(
-          intl.formatMessage(messages.success, { title: entitySet.label })
-        )
-      );
+  async onDelete() {
+    const { entitySet, navigate, intl, deleteEntitySet } = this.props;
+    const successMessage = intl.formatMessage(messages.success, {
+      title: entitySet.label,
+    });
 
+    await deleteEntitySet(entitySet.id);
+    showSuccessToast(successMessage);
     navigate(getCollectionLink({ collection: entitySet.collection }));
   }