fix: ensure battery and network state files are checked for existence before operations

modules/bar/states/Battery/BatteryState.qml

@@ -51,10 +51,19 @@ Item {
     // ---- persistence: survives reload AND close (FileView -> disk) ----
     // use Config.configDir (base dir) so path is stable and visible in repo
     readonly property string _historyPath: Config.configDir + "/modules/bar/states/Battery/battery_history.json"
+    // guard: don't try to read non-existent file (avoids FileView warning)
+    Process {
+        id: historyFileExistsCheck
+        command: ["test", "-f", root._historyPath]
+        onExited: function(exitCode, exitStatus) {
+            if (exitCode === 0) historyFile.path = root._historyPath
+            // else keep historyFile.path empty -> no read attempt, writes will set it later
+        }
+        Component.onCompleted: running = true
+    }
     FileView {
         id: historyFile
-        path: _historyPath
-        printErrors: true
+        printErrors: false
         // adapter holds json, synced to disk via writeAdapter()
         adapter: JsonAdapter {
             property var percentageHistory: []
@@ -85,6 +94,7 @@ Item {
         repeat: true
         running: true
         onTriggered: {
+            if (historyFile.path === "") historyFile.path = root._historyPath
             historyFile.adapter.percentageHistory = root.percentageHistory
             historyFile.adapter.energyHistory = root.energyHistory
             historyFile.adapter.usageHistory = root.usageHistory
@@ -125,11 +135,10 @@ Item {
 
     // ensure save on clean close / reload (best-effort, reload preserves via FileView anyway)
     Component.onDestruction: {
-        if (historyFile.loaded) {
+        if (historyFile.path === "") historyFile.path = root._historyPath
         historyFile.adapter.percentageHistory = root.percentageHistory
         historyFile.adapter.energyHistory = root.energyHistory
         historyFile.adapter.usageHistory = root.usageHistory
         historyFile.writeAdapter()
     }
 }
-}

modules/bar/states/Network/NetworkState.qml

@@ -42,10 +42,17 @@ QtObject {
     // ---- persistence: survives reload AND close (disk) ----
     // use Config.configDir (base dir) so path is stable and visible in repo
     readonly property string _historyPath: Config.configDir + "/modules/bar/states/Network/network_history.json"
+    // guard: don't try to read non-existent file
+    property Process historyFileExistsCheck: Process {
+        command: ["test", "-f", root._historyPath]
+        onExited: function(exitCode, exitStatus) {
+            if (exitCode === 0) root.historyFile.path = root._historyPath
+        }
+        Component.onCompleted: running = true
+    }
     // QtObject has no default property, so hold FileView as typed property
     property FileView historyFile: FileView {
-        path: _historyPath
-        printErrors: true
+        printErrors: false
         adapter: JsonAdapter {
             property var downloadHistory: []
             property var uploadHistory: []
@@ -73,19 +80,19 @@ QtObject {
         repeat: true
         running: true
         onTriggered: {
-            historyFile.adapter.downloadHistory = root.downloadHistory
-            historyFile.adapter.uploadHistory = root.uploadHistory
-            historyFile.adapter.pingHistory = root.pingHistory
-            historyFile.writeAdapter()
+            if (root.historyFile.path === "") root.historyFile.path = root._historyPath
+            root.historyFile.adapter.downloadHistory = root.downloadHistory
+            root.historyFile.adapter.uploadHistory = root.uploadHistory
+            root.historyFile.adapter.pingHistory = root.pingHistory
+            root.historyFile.writeAdapter()
         }
     }
     Component.onDestruction: {
-        if (historyFile.loaded) {
-            historyFile.adapter.downloadHistory = root.downloadHistory
-            historyFile.adapter.uploadHistory = root.uploadHistory
-            historyFile.adapter.pingHistory = root.pingHistory
-            historyFile.writeAdapter()
-        }
+        if (root.historyFile.path === "") root.historyFile.path = root._historyPath
+        root.historyFile.adapter.downloadHistory = root.downloadHistory
+        root.historyFile.adapter.uploadHistory = root.uploadHistory
+        root.historyFile.adapter.pingHistory = root.pingHistory
+        root.historyFile.writeAdapter()
     }
 
     function findAllConnectedDevices() {