From ab67a28c74db9fea79b8d03af39df95ec6fdb2d3 Mon Sep 17 00:00:00 2001
From: Bruno Windels <274386+bwindels@users.noreply.github.com>
Date: Fri, 10 Feb 2023 17:35:45 +0100
Subject: [PATCH] add feature flag for cross-signing

---
 src/domain/session/settings/FeaturesViewModel.ts | 7 ++++++-
 src/features.ts                                  | 5 +++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/domain/session/settings/FeaturesViewModel.ts b/src/domain/session/settings/FeaturesViewModel.ts
index 6017cc6a..552e27d4 100644
--- a/src/domain/session/settings/FeaturesViewModel.ts
+++ b/src/domain/session/settings/FeaturesViewModel.ts
@@ -29,7 +29,12 @@ export class FeaturesViewModel extends ViewModel {
                 name: this.i18n`Audio/video calls`,
                 description: this.i18n`Allows starting and participating in A/V calls compatible with Element Call (MSC3401). Look for the start call option in the room menu ((...) in the right corner) to start a call.`,
                 feature: FeatureFlag.Calls
-            })),            
+            })),
+            new FeatureViewModel(this.childOptions({
+                name: this.i18n`Cross-Signing`,
+                description: this.i18n`Allows.verifying the identity of people you chat with`,
+                feature: FeatureFlag.CrossSigning
+            })),
         ];
     }
 }
diff --git a/src/features.ts b/src/features.ts
index e503f0e0..6fa5dd43 100644
--- a/src/features.ts
+++ b/src/features.ts
@@ -18,6 +18,7 @@ import type {SettingsStorage} from "./platform/web/dom/SettingsStorage";
 
 export enum FeatureFlag {
     Calls = 1 << 0,
+    CrossSigning = 1 << 1
 }
 
 export class FeatureSet {
@@ -39,6 +40,10 @@ export class FeatureSet {
         return this.isFeatureEnabled(FeatureFlag.Calls);
     }
 
+    get crossSigning(): boolean {
+        return this.isFeatureEnabled(FeatureFlag.CrossSigning);
+    }
+
     static async load(settingsStorage: SettingsStorage): Promise<FeatureSet> {
         const flags = await settingsStorage.getInt("enabled_features") || 0;
         return new FeatureSet(flags);