reading os environment variables to project environments

Author: mainawycliffe

Diff for: src/environments/environment.prod.ts

@@ -1,3 +1,8 @@
 export const environment = {
-  production: true
+  production: true,
+  environment: $ENV.ENVIRONMENT,
+  APIKeys: {
+    SomeAPIKey: $ENV.SomeAPIKey,
+    SomeOtherAPIKey: $ENV.SomeOtherAPIKey
+  }
 };

Diff for: src/environments/environment.ts

@@ -3,7 +3,12 @@
 // The list of file replacements can be found in `angular.json`.
 
 export const environment = {
-  production: false
+  production: false,
+  environment: 'development',
+  APIKeys: {
+    SomeAPIKey: 'DEV API Key',
+    SomeOtherAPIKey: 'DEV API Key 2'
+  }
 };
 
 /*

Diff for: src/typings.d.ts

@@ -0,0 +1,11 @@
+declare var $ENV: Env;
+
+interface Env {
+  ENVIRONMENT: string;
+  SomeAPIKey: string;
+  SomeOtherAPIKey: string;
+}
+
+interface GlobalEnvironment {
+  $ENV: Env;
+}