精简后的项目：仅保留 api/ui 源码、文档、构建依赖

api/scanner/scanner_utils/file_utils.go

@@ -0,0 +1,19 @@
+package scanner_utils
+
+import (
+	"log"
+	"os"
+)
+
+func FileExists(testPath string) bool {
+	_, err := os.Stat(testPath)
+
+	if os.IsNotExist(err) {
+		return false
+	} else if err != nil {
+		// unexpected error logging
+		log.Printf("Error: checking for file existence (%s): %s", testPath, err)
+		return false
+	}
+	return true
+}

api/scanner/scanner_utils/scanner_error.go

@@ -0,0 +1,24 @@
+package scanner_utils
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/photoview/photoview/api/graphql/models"
+	"github.com/photoview/photoview/api/graphql/notification"
+	"github.com/photoview/photoview/api/log"
+	"github.com/photoview/photoview/api/utils"
+)
+
+func ScannerError(ctx context.Context, format string, args ...any) {
+	message := fmt.Sprintf(format, args...)
+
+	log.Error(ctx, message)
+	notification.BroadcastNotification(&models.Notification{
+		Key:      utils.GenerateToken(),
+		Type:     models.NotificationTypeMessage,
+		Header:   "Scanner error",
+		Content:  message,
+		Negative: true,
+	})
+}