Include missing file

Author: Alfreedom

lib/apis/utils/log_level.dart

@@ -0,0 +1,30 @@
+import 'package:logger/logger.dart';
+
+enum LogLevel {
+  verbose,
+  debug,
+  info,
+  warning,
+  error,
+  wtf,
+  nothing;
+
+  Level toLevel() {
+    switch (this) {
+      case LogLevel.verbose:
+        return Level.verbose;
+      case LogLevel.debug:
+        return Level.debug;
+      case LogLevel.info:
+        return Level.info;
+      case LogLevel.warning:
+        return Level.warning;
+      case LogLevel.error:
+        return Level.error;
+      case LogLevel.wtf:
+        return Level.wtf;
+      default:
+        return Level.nothing;
+    }
+  }
+}