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, 6 insertions, 7 deletions

diff --git a/opendc-web/opendc-web-ui/src/containers/app/map/GrayContainer.js b/opendc-web/opendc-web-ui/src/containers/app/map/GrayContainer.js
index 9e4a6969..651b3459 100644
--- a/opendc-web/opendc-web-ui/src/containers/app/map/GrayContainer.js
+++ b/opendc-web/opendc-web-ui/src/containers/app/map/GrayContainer.js
@@ -1,13 +1,12 @@
-import { connect } from 'react-redux'
+import React from 'react'
+import { useDispatch } from 'react-redux'
 import { goDownOneInteractionLevel } from '../../../actions/interaction-level'
 import GrayLayer from '../../../components/app/map/elements/GrayLayer'
 
-const mapDispatchToProps = (dispatch) => {
-    return {
-        onClick: () => dispatch(goDownOneInteractionLevel()),
-    }
+const GrayContainer = () => {
+    const dispatch = useDispatch()
+    const onClick = () => dispatch(goDownOneInteractionLevel())
+    return <GrayLayer onClick={onClick} />
 }
 
-const GrayContainer = connect(undefined, mapDispatchToProps)(GrayLayer)
-
 export default GrayContainer