static method

lib/generator.dart

@@ -46,14 +46,18 @@ class Generator {
     var fieldList = template.fieldList;
     fieldList.forEach((filed) {
       if (filed is MapField) {
-        DefaultTemplate template = DefaultTemplate(
+        DefaultTemplate template = DefaultTemplate(srcJson: json.encode(filed.map), className: filed.typeString);
-            srcJson: json.encode(filed.map), className: filed.typeString);
+        if (version == Version.v1) {
+          template = V1Template(srcJson: json.encode(filed.map), className: filed.typeString);
+        }
         templateList.add(template);
         refreshTemplate(template);
       } else if (filed is ListField) {
         if (filed.childIsObject) {
-          DefaultTemplate template = DefaultTemplate(
+          DefaultTemplate template = DefaultTemplate(srcJson: json.encode(filed.list[0]), className: filed.typeName);
-              srcJson: json.encode(filed.list[0]), className: filed.typeName);
+          if (version == Version.v1) {
+            template = V1Template(srcJson: json.encode(filed.list[0]), className: filed.typeName);
+          }
           templateList.add(template);
           refreshTemplate(template);
         }
@@ -63,8 +67,7 @@ class Generator {
 
   String get fileName => camelCase2UnderScoreCase(entityName);
 
-  static const String importString =
+  static const String importString = "import 'package:json_annotation/json_annotation.dart';";
-      "import 'package:json_annotation/json_annotation.dart';";
 
   String get header => """$importString 
   

lib/json_generator.dart

@@ -10,6 +10,7 @@ String entityName = null;
 bool useJsonKey = true;
 
 bool isCamelCase = true;
+bool isStaticMethod = true;
 
 var downloadFileName = "";
 
@@ -61,6 +62,7 @@ void main() async {
 
   InputElement eJsonKey = querySelector("#use_json_key");
   InputElement eCamelCase = querySelector("#camelCase");
+  InputElement eUseStatic = querySelector("#use_static");
   TextAreaElement result = querySelector("#result");
   RadioButtonInputElement v0 = querySelector("#v0");
   RadioButtonInputElement v1 = querySelector("#v1");
@@ -125,6 +127,17 @@ void main() async {
     refreshData();
   });
 
+  eUseStatic.checked = isStaticMethod;
+  eUseStatic.onInput.listen((event) {
+    isStaticMethod = eUseStatic.checked;
+    refreshData();
+  });
+
+  querySelector("#useStaticLabel").onClick.listen((event) {
+    eUseStatic.checked = !eUseStatic.checked;
+    refreshData();
+  });
+
   refreshData();
 
   querySelector("#copy").onClick.listen((event) {

lib/template.dart

@@ -97,6 +97,9 @@ class DefaultTemplate extends Template {
 
   @override
   String method() {
+    if (main.isStaticMethod) {
+      return "  static $className fromJson(Map<String, dynamic> srcJson) => _\$${className}FromJson(srcJson);";
+    }
     return "  factory $className.fromJson(Map<String, dynamic> srcJson) => _\$${className}FromJson(srcJson);";
   }
 

pubspec.yaml

@@ -11,11 +11,10 @@ environment:
 #  path: ^1.4.1
 dependencies:
   # Your other regular dependencies here
-  json_annotation: ^0.2.3
+  json_annotation: ^3.0.0
-  intl: ^0.15.7
+  intl: ^0.15.8
 
-  
 dev_dependencies:
-  build_runner: ^0.9.0
+  build_runner: ^1.6.6
-  build_web_compilers: ^0.4.0
+  build_web_compilers: ^2.2.3
-  json_serializable: ^0.5.4
+  json_serializable: ^3.2.0

web/index.html

@@ -40,6 +40,8 @@
                         <span id="check_label">jsonKey annotation</span>
                         <input type="checkbox" id="camelCase" />
                         <span id="camelCaseLabel">use camelCase</span>
+                        <input type="checkbox" id="use_static" />
+                        <span id="useStaticLabel">use static</span>
                     </div>
                     <div id="file_name"></div>
                 </span>

web/index_ch.html

@@ -38,9 +38,11 @@
                     类名称
                     <input id="out_entity_name" />
                     <input type="checkbox" id="use_json_key" />
-                    <span id="check_label">jsonKey annotation</span>
+                    <span id="check_label">使用 JsonKey 注解</span>
                     <input type="checkbox" id="camelCase" />
-                    <span id="camelCaseLabel">use camelCase</span>
+                    <span id="camelCaseLabel">驼峰命名</span>
+                    <input type="checkbox" id="use_static" />
+                    <span id="useStaticLabel">使用静态方法</span>
                 </div>
                 <div id="file_name"></div>
             </span>