Merge branch 'development'

src/renderer/src/components/MatrixAccountTools.tsx

@@ -115,6 +115,34 @@ export function MatrixAccountTools({ account }: { account: Account }): JSX.Eleme
 
   return (
     <div className="matrix-tools">
+      <div className="setting-row">
+        <div className="setting-text">
+          <div>Sliding sync</div>
+          <div className="small muted">
+            A newer, much lighter way of talking to the homeserver: it sends the rooms that
+            changed instead of the whole account every time. Worth it on an account in a lot of
+            rooms. Still new here — if this account stops receiving messages, turn it back off.
+          </div>
+        </div>
+        <button
+          type="button"
+          className={account.slidingSync ? 'button' : 'button subtle'}
+          onClick={() =>
+            void rpc('setMatrixSlidingSync', { accountId: account.id, enabled: !account.slidingSync })
+              .then(() =>
+                store.toast(
+                  'info',
+                  account.slidingSync
+                    ? 'Sliding sync off — reconnect this account to go back to the old sync'
+                    : 'Sliding sync on — reconnect this account to start using it'
+                )
+              )
+              .then(() => void store.refreshAccounts())
+          }
+        >
+          {account.slidingSync ? 'On' : 'Off'}
+        </button>
+      </div>
       <div className="setting-row">
         <div className="setting-text">
           <div>Call server</div>

src/shared/wire.ts

@@ -55,6 +55,12 @@ export interface Account {
    * homeservers do name one.
    */
   rtcFocusUrl?: string
+  /**
+   * Matrix only: whether this account uses sliding sync where the homeserver
+   * offers it. Off unless somebody turned it on - it replaces the whole of how
+   * the account talks to its server, so it is not taken automatically.
+   */
+  slidingSync?: boolean
 }
 
 export interface SneedChatRoom {