Add code storage on code execution

client/sagas/code-storage-saga.js

@@ -0,0 +1,51 @@
+import store from 'store';
+
+import types from '../../common/app/routes/challenges/redux/types';
+import {
+  savedCodeFound
+} from '../../common/app/routes/challenges/redux/actions';
+
+const legecyPrefixes = [
+  'Bonfire: ',
+  'Waypoint: ',
+  'Zipline: ',
+  'Basejump: ',
+  'Checkpoint: '
+];
+
+function getCode(id, legacy) {
+  if (store.has(id)) {
+    return store.get(id);
+  }
+  if (store.has(legacy)) {
+    const code = '' + store.get(legacy);
+    store.remove(legacy);
+    return code;
+  }
+  return legecyPrefixes.reduce((code, prefix) => {
+    if (code) {
+      return code;
+    }
+    return store.get(prefix + legacy + 'Val');
+  }, null);
+}
+
+export default function codeStorageSaga(actions$, getState) {
+  return actions$
+    .filter(({ type }) => (
+      type === types.saveCode ||
+      type === types.loadCode
+    ))
+    .map(({ type }) => {
+      const { id = '', files = {}, legacyKey = '' } = getState().challengesApp;
+      if (type === types.saveCode) {
+        store.set(id, files);
+        return null;
+      }
+      const codeFound = getCode(id, legacyKey);
+      if (codeFound) {
+        return savedCodeFound(codeFound);
+      }
+      return null;
+    });
+}

client/sagas/execute-challenge-saga.js

@@ -7,7 +7,8 @@ import types from '../../common/app/routes/challenges/redux/types';
 import {
   frameMain,
   frameTests,
-  initOutput
+  initOutput,
+  saveCode
 } from '../../common/app/routes/challenges/redux/actions';
 import { setExt, updateContents } from '../../common/utils/polyvinyl';
 
@@ -116,7 +117,7 @@ export default function executeChallengeSaga(action$, getState) {
             frameMain(payload)
           ];
           if (type === types.executeChallenge) {
-            actions.push(frameTests(payload));
+            actions.push(saveCode(), frameTests(payload));
           }
           return Observable.from(actions, null, null, Scheduler.default);
         })

client/sagas/index.js

@@ -5,6 +5,7 @@ import hardGoToSaga from './hard-go-to-saga';
 import windowSaga from './window-saga';
 import executeChallengeSaga from './execute-challenge-saga';
 import frameSaga from './frame-saga';
+import codeStorageSaga from './code-storage-saga';
 
 export default [
   errSaga,
@@ -13,5 +14,6 @@ export default [
   hardGoToSaga,
   windowSaga,
   executeChallengeSaga,
-  frameSaga
+  frameSaga,
+  codeStorageSaga
 ];