MESSENGER-5938 activate labs

Riot/Modules/Settings/SettingsViewController.m

@@ -306,6 +306,9 @@ SSOAuthenticationPresenterDelegate>
     // New email address to bind
     UITextField* newEmailTextField;
     
+    // bwi: #5938 activate lab
+    int countActivateLabs;
+    
     // New phone number to bind
     TableViewCellWithPhoneNumberTextField * newPhoneNumberCell;
     CountryPickerViewController *newPhoneNumberCountryPicker;
@@ -2755,6 +2758,13 @@ SSOAuthenticationPresenterDelegate>
             
             versionCell.selectionStyle = UITableViewCellSelectionStyleNone;
             
+            // bwi: #5938 activate lab
+            if (!versionCell.gestureRecognizers.count)
+            {
+                UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onElementVersionTap)];
+                [versionCell addGestureRecognizer:tap];
+            }
+            
             cell = versionCell;
         }
         else if (row == ABOUT_TERM_CONDITIONS_INDEX)
@@ -4571,6 +4581,37 @@ SSOAuthenticationPresenterDelegate>
     }
 }
 
+// bwi: #5938 activate lab
+- (void)onElementVersionTap
+{
+    if (!countActivateLabs) {
+        countActivateLabs = 0;
+    }
+    if (countActivateLabs >= 6)
+    {
+        BWIBuildSettings.shared.settingsScreenShowLabSettings = true;
+        [self updateSections];
+                
+        MXWeakify(self);
+        [currentAlert dismissViewControllerAnimated:NO completion:nil];
+        UIAlertController *successAlert = [UIAlertController alertControllerWithTitle:[BWIL10n bwiActivateLabsAlertTitle]
+                                                                                 message:nil
+                                                                          preferredStyle:UIAlertControllerStyleAlert];
+
+        [successAlert addAction:[UIAlertAction actionWithTitle:[VectorL10n ok] style:UIAlertActionStyleDefault handler:^(UIAlertAction * action) {
+            MXStrongifyAndReturnIfNil(self);
+            self->currentAlert = nil;
+        }]];
+
+        [self presentViewController:successAlert animated:YES completion:nil];
+        currentAlert = successAlert;
+    }
+    else
+    {
+        countActivateLabs += 1;
+    }
+}
+
 - (void)showThemePicker
 {
     __weak typeof(self) weakSelf = self;