Initial Commit Rework

frontend/src/System/Status/Health/HealthStatusConnector.js

@@ -0,0 +1,79 @@
+import PropTypes from 'prop-types';
+import React, { Component } from 'react';
+import { connect } from 'react-redux';
+import { createSelector } from 'reselect';
+import { fetchHealth } from 'Store/Actions/systemActions';
+import PageSidebarStatus from 'Components/Page/Sidebar/PageSidebarStatus';
+
+function createMapStateToProps() {
+  return createSelector(
+    (state) => state.app,
+    (state) => state.system.health,
+    (app, health) => {
+      const count = health.items.length;
+      let errors = false;
+      let warnings = false;
+
+      health.items.forEach((item) => {
+        if (item.type === 'error') {
+          errors = true;
+        }
+
+        if (item.type === 'warning') {
+          warnings = true;
+        }
+      });
+
+      return {
+        isConnected: app.isConnected,
+        isReconnecting: app.isReconnecting,
+        isPopulated: health.isPopulated,
+        count,
+        errors,
+        warnings
+      };
+    }
+  );
+}
+
+const mapDispatchToProps = {
+  fetchHealth
+};
+
+class HealthStatusConnector extends Component {
+
+  //
+  // Lifecycle
+
+  componentDidMount() {
+    if (!this.props.isPopulated) {
+      this.props.fetchHealth();
+    }
+  }
+
+  componentDidUpdate(prevProps) {
+    if (this.props.isConnected && prevProps.isReconnecting) {
+      this.props.fetchHealth();
+    }
+  }
+
+  //
+  // Render
+
+  render() {
+    return (
+      <PageSidebarStatus
+        {...this.props}
+      />
+    );
+  }
+}
+
+HealthStatusConnector.propTypes = {
+  isConnected: PropTypes.bool.isRequired,
+  isReconnecting: PropTypes.bool.isRequired,
+  isPopulated: PropTypes.bool.isRequired,
+  fetchHealth: PropTypes.func.isRequired
+};
+
+export default connect(createMapStateToProps, mapDispatchToProps)(HealthStatusConnector);