Add DM conversations mode similar to upstream

app/javascript/flavours/glitch/actions/conversations.js

@@ -0,0 +1,84 @@
+import api, { getLinks } from 'flavours/glitch/util/api';
+import {
+  importFetchedAccounts,
+  importFetchedStatuses,
+  importFetchedStatus,
+} from './importer';
+
+export const CONVERSATIONS_MOUNT   = 'CONVERSATIONS_MOUNT';
+export const CONVERSATIONS_UNMOUNT = 'CONVERSATIONS_UNMOUNT';
+
+export const CONVERSATIONS_FETCH_REQUEST = 'CONVERSATIONS_FETCH_REQUEST';
+export const CONVERSATIONS_FETCH_SUCCESS = 'CONVERSATIONS_FETCH_SUCCESS';
+export const CONVERSATIONS_FETCH_FAIL    = 'CONVERSATIONS_FETCH_FAIL';
+export const CONVERSATIONS_UPDATE        = 'CONVERSATIONS_UPDATE';
+
+export const CONVERSATIONS_READ = 'CONVERSATIONS_READ';
+
+export const mountConversations = () => ({
+  type: CONVERSATIONS_MOUNT,
+});
+
+export const unmountConversations = () => ({
+  type: CONVERSATIONS_UNMOUNT,
+});
+
+export const markConversationRead = conversationId => (dispatch, getState) => {
+  dispatch({
+    type: CONVERSATIONS_READ,
+    id: conversationId,
+  });
+
+  api(getState).post(`/api/v1/conversations/${conversationId}/read`);
+};
+
+export const expandConversations = ({ maxId } = {}) => (dispatch, getState) => {
+  dispatch(expandConversationsRequest());
+
+  const params = { max_id: maxId };
+
+  if (!maxId) {
+    params.since_id = getState().getIn(['conversations', 'items', 0, 'last_status']);
+  }
+
+  const isLoadingRecent = !!params.since_id;
+
+  api(getState).get('/api/v1/conversations', { params })
+    .then(response => {
+      const next = getLinks(response).refs.find(link => link.rel === 'next');
+
+      dispatch(importFetchedAccounts(response.data.reduce((aggr, item) => aggr.concat(item.accounts), [])));
+      dispatch(importFetchedStatuses(response.data.map(item => item.last_status).filter(x => !!x)));
+      dispatch(expandConversationsSuccess(response.data, next ? next.uri : null, isLoadingRecent));
+    })
+    .catch(err => dispatch(expandConversationsFail(err)));
+};
+
+export const expandConversationsRequest = () => ({
+  type: CONVERSATIONS_FETCH_REQUEST,
+});
+
+export const expandConversationsSuccess = (conversations, next, isLoadingRecent) => ({
+  type: CONVERSATIONS_FETCH_SUCCESS,
+  conversations,
+  next,
+  isLoadingRecent,
+});
+
+export const expandConversationsFail = error => ({
+  type: CONVERSATIONS_FETCH_FAIL,
+  error,
+});
+
+export const updateConversations = conversation => dispatch => {
+  dispatch(importFetchedAccounts(conversation.accounts));
+
+  if (conversation.last_status) {
+    dispatch(importFetchedStatus(conversation.last_status));
+  }
+
+  dispatch({
+    type: CONVERSATIONS_UPDATE,
+    conversation,
+  });
+};

app/javascript/flavours/glitch/actions/streaming.js

@@ -7,6 +7,7 @@ import {
   disconnectTimeline,
 } from './timelines';
 import { updateNotifications, expandNotifications } from './notifications';
+import { updateConversations } from './conversations';
 import { fetchFilters } from './filters';
 import { getLocale } from 'mastodon/locales';
 
@@ -37,6 +38,9 @@ export function connectTimelineStream (timelineId, path, pollingRefresh = null,
         case 'notification':
           dispatch(updateNotifications(JSON.parse(data.payload), messages, locale));
           break;
+        case 'conversation':
+          dispatch(updateConversations(JSON.parse(data.payload)));
+          break;
         case 'filters_changed':
           dispatch(fetchFilters());
           break;