1 files changed, 74 insertions, 0 deletions
diff --git a/sdnr/wt-odlux/odlux/framework/src/components/material-ui/snackDisplay.tsx b/sdnr/wt-odlux/odlux/framework/src/components/material-ui/snackDisplay.tsx
new file mode 100644
index 000000000..437784ce5
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+++ b/sdnr/wt-odlux/odlux/framework/src/components/material-ui/snackDisplay.tsx
@@ -0,0 +1,74 @@
+/**
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt odlux
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
+ * =================================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ * ============LICENSE_END==========================================================================
+ */
+import * as React from 'react';
+
+import { IApplicationStoreState } from '../../store/applicationStore';
+import { Connect, connect, IDispatcher } from '../../flux/connect';
+import { RemoveSnackbarNotification } from '../../actions/snackbarActions';
+
+import { WithSnackbarProps, withSnackbar } from 'notistack';
+
+const mapProps = (state: IApplicationStoreState) => ({
+  notifications: state.framework.applicationState.snackBars
+});
+
+const mapDispatch = (dispatcher: IDispatcher) => ({
+  removeSnackbar: (key: number) => {
+    dispatcher.dispatch(new RemoveSnackbarNotification(key));
+   }
+});
+
+type DisplaySnackbarsComponentProps = Connect<typeof mapProps, typeof mapDispatch> & WithSnackbarProps;
+
+class DisplaySnackbarsComponent extends React.Component<DisplaySnackbarsComponentProps> {
+  private displayed: number[] = [];
+
+  private storeDisplayed = (id: number) => {
+    this.displayed = [...this.displayed, id];
+  };
+
+  public shouldComponentUpdate({ notifications: newSnacks = [] }: DisplaySnackbarsComponentProps) {
+    
+    const { notifications: currentSnacks } = this.props;
+    let notExists = false;
+    for (let i = 0; i < newSnacks.length; i++) {
+      if (notExists) continue;
+      notExists = notExists || !currentSnacks.filter(({ key }) => newSnacks[i].key === key).length;
+    }
+    return notExists;
+  }
+
+  componentDidUpdate() {
+    const { notifications = [] } = this.props;
+
+    notifications.forEach(notification => {
+      if (this.displayed.includes(notification.key)) return;
+      const options = notification.options || {};
+      this.props.enqueueSnackbar(notification.message, options);
+      this.storeDisplayed(notification.key);
+      this.props.removeSnackbar(notification.key);
+    });
+  }
+
+  render() {
+    return null;
+  }
+}
+
+const DisplayStackbars = withSnackbar(connect(mapProps, mapDispatch)(DisplaySnackbarsComponent));
+export default DisplayStackbars;
+\ No newline at end of file