ui: Migrate to FontAwesome 5 React library

This change updates the frontend to use the FontAwesome 5 React library
that renders SVG icons as opposed to CSS icon fonts. This migration
resolves a couple of issues we had with server-side rendering of the
previous FontAwesome icons.

3 files changed, 10 insertions, 5 deletions

diff --git a/opendc-web/opendc-web-ui/src/components/app/map/LoadingScreen.js b/opendc-web/opendc-web-ui/src/components/app/map/LoadingScreen.js
index 7efea9b0..ddb94990 100644
--- a/opendc-web/opendc-web-ui/src/components/app/map/LoadingScreen.js
+++ b/opendc-web/opendc-web-ui/src/components/app/map/LoadingScreen.js
@@ -1,9 +1,10 @@
 import React from 'react'
-import FontAwesome from 'react-fontawesome'
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
+import { faSpinner } from '@fortawesome/free-solid-svg-icons'
 
 const LoadingScreen = () => (
     <div className="display-4">
-        <FontAwesome name="refresh" className="mr-4" spin />
+        <FontAwesomeIcon icon={faSpinner} spin className="mr-4" />
         Loading your project...
     </div>
 )
diff --git a/opendc-web/opendc-web-ui/src/components/app/map/controls/ExportCanvasComponent.js b/opendc-web/opendc-web-ui/src/components/app/map/controls/ExportCanvasComponent.js
index 8487f47b..9e8cb36a 100644
--- a/opendc-web/opendc-web-ui/src/components/app/map/controls/ExportCanvasComponent.js
+++ b/opendc-web/opendc-web-ui/src/components/app/map/controls/ExportCanvasComponent.js
@@ -1,4 +1,6 @@
 import React from 'react'
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
+import { faCamera } from '@fortawesome/free-solid-svg-icons'
 
 const ExportCanvasComponent = () => (
     <button
@@ -6,7 +8,7 @@ const ExportCanvasComponent = () => (
         title="Export Canvas to PNG Image"
         onClick={() => window['exportCanvasToImage']()}
     >
-        <span className="fa fa-camera" />
+        <FontAwesomeIcon icon={faCamera} />
     </button>
 )
 
diff --git a/opendc-web/opendc-web-ui/src/components/app/map/controls/ZoomControlComponent.js b/opendc-web/opendc-web-ui/src/components/app/map/controls/ZoomControlComponent.js
index 65944bea..6bae792c 100644
--- a/opendc-web/opendc-web-ui/src/components/app/map/controls/ZoomControlComponent.js
+++ b/opendc-web/opendc-web-ui/src/components/app/map/controls/ZoomControlComponent.js
@@ -1,4 +1,6 @@
 import React from 'react'
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
+import { faPlus, faMinus } from '@fortawesome/free-solid-svg-icons'
 
 const ZoomControlComponent = ({ zoomInOnCenter }) => {
     return (
@@ -8,14 +10,14 @@ const ZoomControlComponent = ({ zoomInOnCenter }) => {
                 title="Zoom in"
                 onClick={() => zoomInOnCenter(true)}
             >
-                <span className="fa fa-plus" />
+                <FontAwesomeIcon icon={faPlus} />
             </button>
             <button
                 className="btn btn-default btn-circle btn-sm mr-1"
                 title="Zoom out"
                 onClick={() => zoomInOnCenter(false)}
             >
-                <span className="fa fa-minus" />
+                <FontAwesomeIcon icon={faMinus} />
             </button>
         </span>
     )