[WIP] fix webpack dependencies with global variables

Using:
- expose-loader
- exports-loader
- import-loader
- https://medium.com/@drgenejones/using-webpack-with-legacy-angular-spas-exposing-global-variables-to-child-modules-599e32f373c9

app/frontend/src/javascript/app.js

@@ -6,7 +6,7 @@
 */
 
 // eslint-disable-next-line no-use-before-define
-const Application = Application || {};
+var Application = Application || {};
 
 Application.Constants = angular.module('application.constants', []);
 Application.Services = angular.module('application.services', []);

config/webpack/environment.js

@@ -25,7 +25,7 @@ environment.loaders.append('sass', sass);
 environment.loaders.append('fonts', fonts);
 
 environment.loaders.append('expose-app', exposeApp);
-environment.loaders.append('imports', imports);
+// environment.loaders.append('imports', imports);
 
 environment.splitChunks();
 

config/webpack/loaders/expose_app.js

@@ -2,6 +2,6 @@ module.exports = {
   test: require.resolve('../../../app/frontend/src/javascript/app.js'),
   loader: 'expose-loader',
   options: {
-    exposes: 'app'
+    exposes: 'Application Application'
   }
 };

config/webpack/loaders/imports.js

@@ -5,7 +5,7 @@ module.exports = {
       loader: 'imports-loader',
       options: {
         imports: [
-          'default app Application'
+          'default Application Application'
         ]
       }
     }

package.json

@@ -24,6 +24,7 @@
     "eslint-plugin-node": "~11.0.0",
     "eslint-plugin-promise": "~4.2.1",
     "eslint-plugin-standard": "~4.0.1",
+    "exports-loader": "^1.1.0",
     "expose-loader": "^1.0.0",
     "file-loader": "^6.1.0",
     "html-loader": "^1.3.0",

yarn.lock

@@ -3488,6 +3488,15 @@ expand-tilde@^2.0.0, expand-tilde@^2.0.2:
   dependencies:
     homedir-polyfill "^1.0.1"
 
+exports-loader@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/exports-loader/-/exports-loader-1.1.0.tgz#26a16706e4cf533145de24c1419baf33b624fb5c"
+  integrity sha512-zGB2SujiAyO0Rwn4GQ17/HlT8cwmT8abcBeZpr2R3sItJ5sI5Y9BzNzus3H9tH1iWLAoJLi9N3TP54D2+j859Q==
+  dependencies:
+    loader-utils "^2.0.0"
+    schema-utils "^2.7.0"
+    source-map "^0.6.1"
+
 expose-loader@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/expose-loader/-/expose-loader-1.0.0.tgz#1676dde8fce6662584e17f8531e24d2afe8dae11"