ui: Do not clutter component tree with Redux connects

This change refactors the frontend to use hooks for obtaining state
within the Redux store as opposed to using Higher-Order Components
(HOCs). This eliminates a lot of clutter in the components.

1 files changed, 5 insertions, 8 deletions

diff --git a/opendc-web/opendc-web-ui/src/containers/app/map/layers/MapLayer.js b/opendc-web/opendc-web-ui/src/containers/app/map/layers/MapLayer.js
index 8596cb9c..5f701b4b 100644
--- a/opendc-web/opendc-web-ui/src/containers/app/map/layers/MapLayer.js
+++ b/opendc-web/opendc-web-ui/src/containers/app/map/layers/MapLayer.js
@@ -1,13 +1,10 @@
-import { connect } from 'react-redux'
+import React from 'react'
+import { useSelector } from 'react-redux'
 import MapLayerComponent from '../../../../components/app/map/layers/MapLayerComponent'
 
-const mapStateToProps = (state) => {
-    return {
-        mapPosition: state.map.position,
-        mapScale: state.map.scale,
-    }
+const MapLayer = (props) => {
+    const { position, scale } = useSelector((state) => state.map)
+    return <MapLayerComponent {...props} mapPosition={position} mapScale={scale} />
 }
 
-const MapLayer = connect(mapStateToProps)(MapLayerComponent)
-
 export default MapLayer