update file type

Author: lohanidamodar

templates/dart/lib/src/input_file.dart.twig

@@ -1,21 +1,17 @@
+import 'package:flutter/foundation.dart';
+
 class InputFile {
   late final String? path;
   late final List<int>? bytes;
   final String? filename;
   final String? contentType;
 
   /// Provide a file using path
-  InputFile({required this.path, this.filename, this.contentType}) {
-    bytes = null;
-  }
-
-  InputFile._internal(this.bytes, {this.filename, this.contentType}) {
-    path = null;
-  }
-
-  /// Provide a file using bytes
-  factory InputFile.fromBytes(
-      {required List<int> bytes, String? filename, String? contentType}) {
-    return InputFile._internal(bytes, filename: filename, contentType: contentType);
+  InputFile({this.path, this.filename, this.contentType, this.bytes}) {
+    if (kIsWeb && bytes == null) {
+      throw {{ spec.title | caseUcfirs }}Exception('On web `bytes` is required');
+    } else if(path == null) {
+      throw {{ spec.title | caseUcfirs }}Exception('On IO platforms `path is required`);
+    }
   }
 }

templates/flutter/lib/src/input_file.dart.twig

@@ -1,21 +1,17 @@
+import 'package:flutter/foundation.dart';
+
 class InputFile {
   late final String? path;
   late final List<int>? bytes;
   final String? filename;
   final String? contentType;
 
   /// Provide a file using path
-  InputFile({required this.path, this.filename, this.contentType}) {
-    bytes = null;
-  }
-
-  InputFile._internal(this.bytes, {this.filename, this.contentType}) {
-    path = null;
-  }
-
-  /// Provide a file using bytes
-  factory InputFile.fromBytes(
-      {required List<int> bytes, String? filename, String? contentType}) {
-    return InputFile._internal(bytes, filename: filename, contentType: contentType);
+  InputFile({this.path, this.filename, this.contentType, this.bytes}) {
+    if (kIsWeb && bytes == null) {
+      throw {{ spec.title | caseUcfirs }}Exception('On web `bytes` is required');
+    } else if(path == null) {
+      throw {{ spec.title | caseUcfirs }}Exception('On IO platforms `path is required`);
+    }
   }
 }