fix(network): fix excessive network prompting on failures, add VPN

connection statuses

quickshell/Services/DMSNetworkService.qml

@@ -84,6 +84,8 @@ Singleton {
     property string lastConnectedVpnUuid: ""
     property string pendingVpnUuid: ""
     property var vpnBusyStartTime: 0
+    property string vpnError: ""
+    property string vpnErrorUuid: ""
 
     property var profiles: {
         const mergedProfiles = vpnProfiles ? vpnProfiles.slice() : [];
@@ -137,6 +139,17 @@ Singleton {
     property alias isBusy: root.vpnIsBusy
     property alias connected: root.vpnConnected
 
+    function vpnStateForUuid(uuid) {
+        if (!uuid)
+            return "";
+        const match = vpnActive.find(v => v.uuid === uuid);
+        return match ? (match.state || "") : "";
+    }
+
+    function isVpnConnectingUuid(uuid) {
+        return vpnStateForUuid(uuid) === "activating" || (vpnIsBusy && pendingVpnUuid === uuid);
+    }
+
     property string networkInfoSSID: ""
     property string networkInfoDetails: ""
     property bool networkInfoLoading: false
@@ -372,6 +385,17 @@ Singleton {
             }
         }
 
+        const incomingVpnError = state.vpnError || "";
+        if (incomingVpnError && incomingVpnError !== vpnError) {
+            vpnIsBusy = false;
+            pendingVpnUuid = "";
+            vpnBusyStartTime = 0;
+            const failedName = (vpnProfiles.find(p => p.uuid === state.vpnErrorUuid)?.name) || I18n.tr("VPN");
+            ToastService.showError(I18n.tr("%1: %2").arg(failedName).arg(incomingVpnError));
+        }
+        vpnError = incomingVpnError;
+        vpnErrorUuid = state.vpnErrorUuid || "";
+
         isConnecting = state.isConnecting || false;
         connectingSSID = state.connectingSSID || "";
         connectionError = state.lastError || "";

quickshell/Services/VPNService.qml

@@ -25,6 +25,7 @@ Singleton {
     signal importComplete(string uuid, string name)
     signal configLoaded(var config)
     signal configUpdated
+    signal credentialsSet(string uuid)
     signal vpnDeleted(string uuid)
 
     Component.onCompleted: {
@@ -149,6 +150,28 @@ Singleton {
         });
     }
 
+    function setCredentials(uuid, username, password, save = true) {
+        if (!available)
+            return;
+        const params = {
+            uuid: uuid,
+            save: save
+        };
+        if (username)
+            params.username = username;
+        if (password)
+            params.password = password;
+
+        DMSService.sendRequest("network.vpn.setCredentials", params, response => {
+            if (response.error) {
+                ToastService.showError(I18n.tr("Failed to save VPN credentials"), response.error);
+                return;
+            }
+            ToastService.showInfo(I18n.tr("VPN credentials saved"));
+            credentialsSet(uuid);
+        });
+    }
+
     function deleteVpn(uuidOrName) {
         if (!available)
             return;