PLT-5050 (WebApp): Change channel member roles. (#5076)

Admins can now Promote/Demote channel members in the Channel Manage
Membersmodal.

webapp/actions/channel_actions.jsx

@@ -125,6 +125,48 @@ export function removeUserFromChannel(channelId, userId, success, error) {
     );
 }
 
+export function makeUserChannelAdmin(channelId, userId, success, error) {
+    Client.updateChannelMemberRoles(
+        channelId,
+        userId,
+        'channel_user channel_admin',
+        () => {
+            AsyncClient.getChannelMember(channelId, userId);
+            getChannelMembersForUserIds(channelId, [userId]);
+
+            if (success) {
+                success();
+            }
+        },
+        (err) => {
+            if (error) {
+                error(err);
+            }
+        }
+    );
+}
+
+export function makeUserChannelMember(channelId, userId, success, error) {
+    Client.updateChannelMemberRoles(
+        channelId,
+        userId,
+        'channel_user',
+        () => {
+            AsyncClient.getChannelMember(channelId, userId);
+            getChannelMembersForUserIds(channelId, [userId]);
+
+            if (success) {
+                success();
+            }
+        },
+        (err) => {
+            if (error) {
+                error(err);
+            }
+        }
+    );
+}
+
 export function openDirectChannelToUser(user, success, error) {
     const channelName = Utils.getDirectChannelName(UserStore.getCurrentId(), user.id);
     const channel = ChannelStore.getByName(channelName);
@@ -343,3 +385,33 @@ export function updateChannelHeader(channelId, header, success, error) {
         }
     );
 }
+
+export function getChannelMembersForUserIds(channelId, userIds, success, error) {
+    Client.getChannelMembersByIds(
+        channelId,
+        userIds,
+        (data) => {
+            const memberMap = {};
+            for (let i = 0; i < data.length; i++) {
+                memberMap[data[i].user_id] = data[i];
+            }
+
+            AppDispatcher.handleServerAction({
+                type: ActionTypes.RECEIVED_MEMBERS_IN_CHANNEL,
+                channel_id: channelId,
+                channel_members: memberMap
+            });
+
+            if (success) {
+                success(data);
+            }
+        },
+        (err) => {
+            AsyncClient.dispatchError(err, 'getChannelMembersByIds');
+
+            if (error) {
+                error(err);
+            }
+        }
+    );
+}

webapp/actions/user_actions.jsx

@@ -8,6 +8,7 @@ import TeamStore from 'stores/team_store.jsx';
 import UserStore from 'stores/user_store.jsx';
 import ChannelStore from 'stores/channel_store.jsx';
 
+import {getChannelMembersForUserIds} from 'actions/channel_actions.jsx';
 import {loadStatusesForProfilesList, loadStatusesForProfilesMap} from 'actions/status_actions.jsx';
 
 import {getDirectChannelName} from 'utils/utils.jsx';
@@ -180,7 +181,7 @@ export function loadChannelMembersForProfilesMap(profiles, channelId = ChannelSt
         return;
     }
 
-    loadChannelMembersForProfiles(list, channelId, success, error);
+    getChannelMembersForUserIds(channelId, list, success, error);
 }
 
 export function loadTeamMembersAndChannelMembersForProfilesList(profiles, teamId = TeamStore.getCurrentId(), channelId = ChannelStore.getCurrentId(), success, error) {
@@ -207,37 +208,7 @@ export function loadChannelMembersForProfilesList(profiles, channelId = ChannelS
         return;
     }
 
-    loadChannelMembersForProfiles(list, channelId, success, error);
-}
-
-function loadChannelMembersForProfiles(userIds, channelId, success, error) {
-    Client.getChannelMembersByIds(
-        channelId,
-        userIds,
-        (data) => {
-            const memberMap = {};
-            for (let i = 0; i < data.length; i++) {
-                memberMap[data[i].user_id] = data[i];
-            }
-
-            AppDispatcher.handleServerAction({
-                type: ActionTypes.RECEIVED_MEMBERS_IN_CHANNEL,
-                channel_id: channelId,
-                channel_members: memberMap
-            });
-
-            if (success) {
-                success(data);
-            }
-        },
-        (err) => {
-            AsyncClient.dispatchError(err, 'getChannelMembersByIds');
-
-            if (error) {
-                error(err);
-            }
-        }
-    );
+    getChannelMembersForUserIds(channelId, list, success, error);
 }
 
 function populateDMChannelsWithProfiles(userIds) {