From 4670a01ae73db4414fca1fd28048b4c647ca9d76 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Espino=20Garc=C3=ADa?= <larkox@gmail.com>
Date: Mon, 14 Aug 2023 10:01:55 +0200
Subject: [PATCH] Handle Mark Multiple Channels as Read (#7467)

* Handle Mark Multiple Channels as Read

* Use allSettled
---
 app/actions/websocket/channel.ts | 38 ++++++++++++++++++++++++++++++++
 app/actions/websocket/index.ts   |  5 +++++
 app/constants/websocket.ts       |  1 +
 3 files changed, 44 insertions(+)

diff --git a/app/actions/websocket/channel.ts b/app/actions/websocket/channel.ts
index aa10a0fa5..088920cbc 100644
--- a/app/actions/websocket/channel.ts
+++ b/app/actions/websocket/channel.ts
@@ -18,6 +18,7 @@ import {deleteChannelMembership, getChannelById, prepareMyChannelsForTeam, getCu
 import {getConfig, getCurrentChannelId} from '@queries/servers/system';
 import {getCurrentUser, getTeammateNameDisplay, getUserById} from '@queries/servers/user';
 import EphemeralStore from '@store/ephemeral_store';
+import MyChannelModel from '@typings/database/models/servers/my_channel';
 import {logDebug} from '@utils/log';
 
 import type {Model} from '@nozbe/watermelondb';
@@ -122,6 +123,43 @@ export async function handleChannelViewedEvent(serverUrl: string, msg: any) {
     }
 }
 
+export async function handleMultipleChannelsViewedEvent(serverUrl: string, msg: any) {
+    try {
+        const {database, operator} = DatabaseManager.getServerDatabaseAndOperator(serverUrl);
+
+        const {channel_times: channelTimes} = msg.data;
+
+        const activeServerUrl = await DatabaseManager.getActiveServerUrl();
+        const currentChannelId = await getCurrentChannelId(database);
+
+        const promises: Array<ReturnType<typeof markChannelAsViewed>> = [];
+        for (const id of Object.keys(channelTimes)) {
+            if (activeServerUrl === serverUrl && (currentChannelId === id || EphemeralStore.isSwitchingToChannel(id))) {
+                continue;
+            }
+            promises.push(markChannelAsViewed(serverUrl, id, false, true));
+        }
+
+        const members = (await Promise.allSettled(promises)).reduce<MyChannelModel[]>((acum, v) => {
+            if (v.status === 'rejected') {
+                return acum;
+            }
+
+            const value = v.value;
+            if (value.member) {
+                acum.push(value.member);
+            }
+            return acum;
+        }, []);
+
+        if (members.length) {
+            operator.batchRecords(members, 'handleMultipleCahnnelViewedEvent');
+        }
+    } catch {
+        // do nothing
+    }
+}
+
 // This event is triggered by changes in the notify props or in the roles.
 export async function handleChannelMemberUpdatedEvent(serverUrl: string, msg: any) {
     try {
diff --git a/app/actions/websocket/index.ts b/app/actions/websocket/index.ts
index d05243b9e..a2862aa3a 100644
--- a/app/actions/websocket/index.ts
+++ b/app/actions/websocket/index.ts
@@ -58,6 +58,7 @@ import {handleChannelConvertedEvent, handleChannelCreatedEvent,
     handleChannelUnarchiveEvent,
     handleChannelUpdatedEvent,
     handleChannelViewedEvent,
+    handleMultipleChannelsViewedEvent,
     handleDirectAddedEvent,
     handleUserAddedToChannelEvent,
     handleUserRemovedFromChannelEvent} from './channel';
@@ -254,6 +255,10 @@ export async function handleEvent(serverUrl: string, msg: WebSocketMessage) {
             handleChannelViewedEvent(serverUrl, msg);
             break;
 
+        case WebsocketEvents.MULTIPLE_CHANNELS_VIEWED:
+            handleMultipleChannelsViewedEvent(serverUrl, msg);
+            break;
+
         case WebsocketEvents.CHANNEL_MEMBER_UPDATED:
             handleChannelMemberUpdatedEvent(serverUrl, msg);
             break;
diff --git a/app/constants/websocket.ts b/app/constants/websocket.ts
index ec1089e04..39ba559e4 100644
--- a/app/constants/websocket.ts
+++ b/app/constants/websocket.ts
@@ -20,6 +20,7 @@ const WebsocketEvents = {
     CHANNEL_UNARCHIVED: 'channel_restored',
     CHANNEL_UPDATED: 'channel_updated',
     CHANNEL_VIEWED: 'channel_viewed',
+    MULTIPLE_CHANNELS_VIEWED: 'multiple_channels_viewed',
     CHANNEL_MEMBER_UPDATED: 'channel_member_updated',
     CHANNEL_SCHEME_UPDATED: 'channel_scheme_updated',
     DIRECT_ADDED: 'direct_added',