refactor: make mullvad handle links the same way tor browser does

src-tauri/src/default_browser.rs

@@ -605,9 +605,25 @@ pub async fn smart_open_url(
         }
       }
 
-      // For Mullvad browser: skip if running (can't open URLs in running Mullvad)
+      // For Mullvad browser: Check if any other Mullvad browser is running
       if profile.browser == "mullvad-browser" {
-        continue;
+        let mut other_mullvad_running = false;
+        for p in &profiles {
+          if p.browser == "mullvad-browser"
+            && p.name != profile.name
+            && runner
+              .check_browser_status(app_handle.clone(), p)
+              .await
+              .unwrap_or(false)
+          {
+            other_mullvad_running = true;
+            break;
+          }
+        }
+
+        if other_mullvad_running {
+          continue; // Skip this one, can't have multiple Mullvad instances
+        }
       }
 
       // Try to open the URL with this running profile

src/components/profile-selector-dialog.tsx

@@ -83,12 +83,21 @@ export function ProfileSelectorDialog({
         return isRunning;
       }
 
-      // For Mullvad browser: never allow if running
-      if (profile.browser === "mullvad-browser" && isRunning) {
-        return false;
+      // For Mullvad browser: Check if any Mullvad browser is running
+      if (profile.browser === "mullvad-browser") {
+        const runningMullvadProfiles = allProfiles.filter(
+          (p) => p.browser === "mullvad-browser" && runningProfiles.has(p.name),
+        );
+
+        // If no Mullvad browser is running, allow any Mullvad profile
+        if (runningMullvadProfiles.length === 0) {
+          return true;
+        }
+
+        // If Mullvad browser(s) are running, only allow the running one(s)
+        return isRunning;
       }
 
-      // For other browsers: always allow
       return true;
     },
     [],
@@ -148,18 +157,14 @@ export function ProfileSelectorDialog({
   const getProfileTooltipContent = (profile: BrowserProfile): string => {
     const isRunning = runningProfiles.has(profile.name);
 
-    if (profile.browser === "tor-browser") {
-      // If another TOR profile is running, this one is not available
+    if (
+      profile.browser === "tor-browser" ||
+      profile.browser === "mullvad-browser"
+    ) {
+      // If another TOR/Mullvad profile is running, this one is not available
       return "Only 1 instance can run at a time";
     }
 
-    if (profile.browser === "mullvad-browser") {
-      if (isRunning) {
-        return "Only launching the browser is supported, opening them in a running browser is not yet available";
-      }
-      return "Only launching the browser is supported, opening them in a running browser is not yet available";
-    }
-
     if (isRunning) {
       return "URL will open in a new tab in the existing browser window";
     }