From 76c78d754c18216b6d29586f979960eca135a88e Mon Sep 17 00:00:00 2001
From: apostolof <apotwohd@gmail.com>
Date: Sun, 28 Mar 2021 16:52:12 +0300
Subject: [PATCH] feat: add poll DBs replication in saga

---
 .../reducers/peerDbReplicationReducer.js      |  8 +++-
 .../src/redux/sagas/peerDbReplicationSaga.js  | 41 ++++++++++++++++++-
 2 files changed, 46 insertions(+), 3 deletions(-)

diff --git a/packages/concordia-app/src/redux/reducers/peerDbReplicationReducer.js b/packages/concordia-app/src/redux/reducers/peerDbReplicationReducer.js
index 117d442..9795819 100644
--- a/packages/concordia-app/src/redux/reducers/peerDbReplicationReducer.js
+++ b/packages/concordia-app/src/redux/reducers/peerDbReplicationReducer.js
@@ -4,13 +4,16 @@ const initialState = {
   users: [],
   topics: [],
   posts: [],
+  polls: [],
 };
 
 const peerDbReplicationReducer = (state = initialState, action) => {
   const { type } = action;
 
   if (type === UPDATE_ORBIT_DATA) {
-    const { users, topics, posts } = action;
+    const {
+      users, topics, posts, polls,
+    } = action;
 
     return {
       ...state,
@@ -23,6 +26,9 @@ const peerDbReplicationReducer = (state = initialState, action) => {
       posts: [
         ...posts,
       ],
+      polls: [
+        ...polls,
+      ],
     };
   }
 
diff --git a/packages/concordia-app/src/redux/sagas/peerDbReplicationSaga.js b/packages/concordia-app/src/redux/sagas/peerDbReplicationSaga.js
index 251a283..b64d91d 100644
--- a/packages/concordia-app/src/redux/sagas/peerDbReplicationSaga.js
+++ b/packages/concordia-app/src/redux/sagas/peerDbReplicationSaga.js
@@ -7,12 +7,18 @@ import {
   ORBIT_DB_REPLICATED,
   ORBIT_DB_WRITE,
 } from '@ezerous/breeze/src/orbit/orbitActions';
-import { POSTS_DATABASE, TOPICS_DATABASE, USER_DATABASE } from 'concordia-shared/src/constants/orbit/OrbitDatabases';
+import {
+  POLLS_DATABASE,
+  POSTS_DATABASE,
+  TOPICS_DATABASE,
+  USER_DATABASE,
+} from 'concordia-shared/src/constants/orbit/OrbitDatabases';
 import determineKVAddress from '../../utils/orbitUtils';
 import { FETCH_USER_DATABASE, UPDATE_ORBIT_DATA } from '../actions/peerDbReplicationActions';
 import userDatabaseKeys from '../../constants/orbit/UserDatabaseKeys';
 import { TOPIC_SUBJECT } from '../../constants/orbit/TopicsDatabaseKeys';
 import { POST_CONTENT } from '../../constants/orbit/PostsDatabaseKeys';
+import { POLL_OPTIONS, POLL_QUESTION } from '../../constants/orbit/PollsDatabaseKeys';
 
 function* fetchUserDb({ orbit, userAddress, dbName }) {
   const peerDbAddress = yield call(determineKVAddress, {
@@ -23,10 +29,13 @@ function* fetchUserDb({ orbit, userAddress, dbName }) {
 }
 
 function* updateReduxState({ database }) {
-  const { users, topics, posts } = yield select((state) => ({
+  const {
+    users, topics, posts, polls,
+  } = yield select((state) => ({
     users: state.orbitData.users,
     topics: state.orbitData.topics,
     posts: state.orbitData.posts,
+    polls: state.orbitData.polls,
   }));
 
   if (database.dbname === USER_DATABASE) {
@@ -53,6 +62,7 @@ function* updateReduxState({ database }) {
       ],
       topics: [...topics],
       posts: [...posts],
+      polls: [...polls],
     });
   }
 
@@ -76,6 +86,7 @@ function* updateReduxState({ database }) {
           })),
       ],
       posts: [...posts],
+      polls: [...polls],
     });
   }
 
@@ -97,6 +108,32 @@ function* updateReduxState({ database }) {
           [POST_CONTENT]: value[POST_CONTENT],
         })),
       ],
+      polls: [...polls],
+    });
+  }
+
+  if (database.dbname === POLLS_DATABASE) {
+    const oldPollsUnchanged = polls
+      .filter((poll) => !Object
+        .keys(database.all)
+        .map((key) => parseInt(key, 10))
+        .includes(poll.id));
+
+    yield put({
+      type: UPDATE_ORBIT_DATA,
+      users: [...users],
+      topics: [...topics],
+      posts: [...posts],
+      polls: [
+        ...oldPollsUnchanged,
+        ...Object.entries(database.all).map(([key, value]) => ({
+          id: parseInt(key, 10),
+          [POLL_QUESTION]: value[POLL_QUESTION],
+          [POLL_OPTIONS]: [
+            ...value[POLL_OPTIONS],
+          ],
+        })),
+      ],
     });
   }
 }