Add createTypes function

common/app/redux/types.js

@@ -1,4 +1,6 @@
-const types = [
+import createTypes from '../utils/create-types';
+
+export default createTypes([
   'updateTitle',
 
   'fetchUser',
@@ -9,8 +11,4 @@ const types = [
   'handleError',
   // used to hit the server
   'hardGoTo'
-];
-
-export default types
-  // make into object with signature { type: nameSpace[type] };
-  .reduce((types, type) => ({ ...types, [type]: `app.${type}` }), {});
+], 'app');

common/app/routes/Hikes/redux/types.js

@@ -1,4 +1,6 @@
-const types = [
+import createTypes from '../../../utils/create-types';
+
+export default createTypes([
   'fetchHikes',
   'fetchHikesCompleted',
   'resetHike',
@@ -19,9 +21,4 @@ const types = [
 
   'hikeCompleted',
   'goToNextHike'
-];
-
-export default types.reduce((types, type) => {
-  types[type] = `videos.${type}`;
-  return types;
-}, {});
+], 'videos');

common/app/routes/Jobs/redux/types.js

@@ -1,4 +1,6 @@
-const types = [
+import createTypes from '../../../utils/create-types';
+
+export default createTypes([
   'fetchJobs',
   'fetchJobsCompleted',
 
@@ -17,9 +19,4 @@ const types = [
   'updatePromo',
   'applyPromo',
   'applyPromoCompleted'
-];
-
-export default types.reduce((types, type) => {
-  types[type] = `jobs.${type}`;
-  return types;
-}, {});
+], 'jobs');

common/app/utils/create-types.js

@@ -0,0 +1,10 @@
+// createTypes(types: String[], prefix: String) => Object
+export default function createTypes(types = [], prefix = '') {
+  if (!Array.isArray(types) || typeof prefix !== 'string') {
+    return {};
+  }
+  return types.reduce((types, type) => {
+    types[type] = prefix + '.' + type;
+    return types;
+  }, {});
+}