[MM-45272] Fix MM-45272 (#24701)

* Fix MM-45272

* Properly handle permalinks

* Fix

* Fix tests

* Handle only not found case for team member

* Fix lint

* Use proper config value

* Separate permission in several statements

* Add tests

* Fix lint

* Revert changes on utils

* Address feedback and more fixes

* Address feedback

* Fix test

* Fix test and related bug

* Fix and reorder test

* Address feedback

* Address feedback

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

webapp/platform/client/src/client4.ts

@@ -106,7 +106,7 @@ import type {
     MarketplaceApp,
     MarketplacePlugin,
 } from '@mattermost/types/marketplace';
-import {Post, PostList, PostSearchResults, OpenGraphMetadata, PostsUsageResponse, TeamsUsageResponse, PaginatedPostList, FilesUsageResponse, PostAcknowledgement, PostAnalytics} from '@mattermost/types/posts';
+import {Post, PostList, PostSearchResults, PostsUsageResponse, TeamsUsageResponse, PaginatedPostList, FilesUsageResponse, PostAcknowledgement, PostAnalytics, PostInfo} from '@mattermost/types/posts';
 import {Draft} from '@mattermost/types/drafts';
 import {Reaction} from '@mattermost/types/reactions';
 import {Role} from '@mattermost/types/roles';
@@ -2160,6 +2160,13 @@ export default class Client4 {
         );
     };
 
+    getPostInfo = (postId: string) => {
+        return this.doFetch<PostInfo>(
+            `${this.getPostRoute(postId)}/info`,
+            {method: 'get'},
+        )
+    }
+
     getPostsByIds = (postIds: string[]) => {
         return this.doFetch<Post[]>(
             `${this.getPostsRoute()}/ids`,

webapp/platform/types/src/posts.ts

@@ -5,6 +5,7 @@ import {Channel, ChannelType} from './channels';
 import {CustomEmoji} from './emojis';
 import {FileInfo} from './files';
 import {Reaction} from './reactions';
+import { TeamType } from './teams';
 import {UserProfile} from './users';
 import {
     RelationOneToOne,
@@ -208,4 +209,15 @@ export type ActivityEntry = {
     actorId: string[];
     userIds: string[];
     usernames: string[];
+}
+
+export type PostInfo = {
+    channel_id: string;
+    channel_type: ChannelType;
+    channel_display_name: string;
+    has_joined_channel: boolean;
+    team_id: string;
+    team_type: TeamType;
+    team_display_name: string;
+    has_joined_team: boolean;
 }