fix push

client/app.go

@@ -8,8 +8,8 @@ import (
 	"crypto/cipher"
 	"crypto/rand"
 	"crypto/sha256"
-	"encoding/json"
 	"encoding/base64"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"html"
@@ -59,7 +59,7 @@ func getWsUrl(apiBase string) string {
 	return "ws://" + apiBase
 }
 
-var wifiReportLast sync.Map    // ssidKey -> time.Time
+var wifiReportLast sync.Map // ssidKey -> time.Time
 
 func getDynamicEncryptionKey() []byte {
 	base := "simple-care-proctor-secretkey32!"
@@ -120,45 +120,45 @@ type StudentData struct {
 }
 
 type App struct {
-	ctx            context.Context
-	student        *StudentData
-	mu             sync.Mutex
-	sessionPath       string
-	statsPath         string
-	webviewDataPath   string
-	pendingViolPath   string
-	runLockPath       string
-	wsConn            *websocket.Conn
-	wsConnected       bool
-	wsConnecting      bool
-	wsBackoff         time.Duration
-	wsWriteMu         sync.Mutex
-	wifiSSID          string
-	wifiBSSID         string
-	allowedApps       string
-	onlineSecs        int
-	offlineSecs       int
-	unsyncedOn        int
-	unsyncedOff       int
-	lastSyncTime      time.Time
-	isStreamingSc     bool
-	streamScStop      chan struct{}
-	isStreamingCam    bool
-	streamCamStop     chan struct{}
+	ctx                     context.Context
+	student                 *StudentData
+	mu                      sync.Mutex
+	sessionPath             string
+	statsPath               string
+	webviewDataPath         string
+	pendingViolPath         string
+	runLockPath             string
+	wsConn                  *websocket.Conn
+	wsConnected             bool
+	wsConnecting            bool
+	wsBackoff               time.Duration
+	wsWriteMu               sync.Mutex
+	wifiSSID                string
+	wifiBSSID               string
+	allowedApps             string
+	onlineSecs              int
+	offlineSecs             int
+	unsyncedOn              int
+	unsyncedOff             int
+	lastSyncTime            time.Time
+	isStreamingSc           bool
+	streamScStop            chan struct{}
+	isStreamingCam          bool
+	streamCamStop           chan struct{}
 	statusMsg               string
 	expectingLogin          bool
 	needsClearPortalStorage bool
 	backendOnline           bool
-	dashboard      StudentDashboardSnapshot
-	wifiEnforce    bool
-	acceptedWifi   map[string]bool
-	wifiRejected      bool
-	quitDialogShown   bool
-	monitoringTornDown bool
-	localBrowserActive bool // trình duyệt local — chỉ cho phép localhost
-	chatUnread        int
-	replyStaffID      uint
-	fetchAppsMu       sync.Mutex
+	dashboard               StudentDashboardSnapshot
+	wifiEnforce             bool
+	acceptedWifi            map[string]bool
+	wifiRejected            bool
+	quitDialogShown         bool
+	monitoringTornDown      bool
+	localBrowserActive      bool // trình duyệt local — chỉ cho phép localhost
+	chatUnread              int
+	replyStaffID            uint
+	fetchAppsMu             sync.Mutex
 }
 
 type LocalStats struct {
@@ -219,13 +219,13 @@ func NewApp() *App {
 	_ = os.MkdirAll(webviewDir, 0755)
 
 	return &App{
-		sessionPath:       filepath.Join(appDir, "student_session.json"),
-		statsPath:         filepath.Join(appDir, "student_stats.json"),
-		webviewDataPath:   webviewDir,
-		pendingViolPath:   filepath.Join(appDir, "pending_violations.json"),
-		runLockPath:       filepath.Join(appDir, "monitoring.lock"),
-		lastSyncTime:      time.Now(),
-		expectingLogin:    false,
+		sessionPath:     filepath.Join(appDir, "student_session.json"),
+		statsPath:       filepath.Join(appDir, "student_stats.json"),
+		webviewDataPath: webviewDir,
+		pendingViolPath: filepath.Join(appDir, "pending_violations.json"),
+		runLockPath:     filepath.Join(appDir, "monitoring.lock"),
+		lastSyncTime:    time.Now(),
+		expectingLogin:  false,
 	}
 }
 
@@ -1473,12 +1473,12 @@ func (a *App) fetchAllowedApps(classId int64) {
 					reason = "Không đáp ứng điều kiện học tập (chưa cấu hình ứng dụng được phép hoặc ngoài giờ học)."
 				}
 				log.Printf("[CLIENT] Conditions not met: %s. Blocker suspended.", reason)
-				
+
 				a.mu.Lock()
 				a.allowedApps = ""
 				a.statusMsg = reason
 				a.mu.Unlock()
-				
+
 				blocker.Instance.Stop()
 				return
 			}
@@ -1490,7 +1490,7 @@ func (a *App) fetchAllowedApps(classId int64) {
 				a.statusMsg = "Đang trong giờ học"
 			}
 			a.mu.Unlock()
-			
+
 			log.Printf("[CLIENT] Allowed apps fetched from server: %s", res.Keywords)
 			blocker.Instance.SetKeywords(res.Keywords)
 			blocker.Instance.Start()
@@ -2401,7 +2401,7 @@ func (a *App) DownloadExamResource(fileID uint) (string, error) {
 // LoadExamViewFile tải file đề/tài nguyên qua Go (không mở URL trực tiếp trong WebView).
 func (a *App) LoadExamViewFile(fileURL string) (map[string]any, error) {
 	fileURL = strings.TrimSpace(fileURL)
-	if !strings.HasPrefix(fileURL, API_BASE + "/api/student/exam/download") {
+	if !strings.HasPrefix(fileURL, API_BASE+"/api/student/exam/download") {
 		return nil, errors.New("URL không hợp lệ")
 	}
 	if _, _, err := a.examStudentContext(); err != nil {
@@ -2477,7 +2477,7 @@ func (a *App) SubmitExamWork() (string, error) {
 	}
 	_ = w.Close()
 
-	req, err := http.NewRequest("POST", API_BASE + "/api/student/exam/submit", &body)
+	req, err := http.NewRequest("POST", API_BASE+"/api/student/exam/submit", &body)
 	if err != nil {
 		return "", err
 	}