From 275cc30e8941b124f88d9faebad880d38893f1f9 Mon Sep 17 00:00:00 2001
From: littleGnAl <tearjeaker@hotmail.com>
Date: Thu, 7 Mar 2024 17:14:47 +0800
Subject: [PATCH] [tool/terra] Generate the call_api_impl_params_json.dart

---
 .../binding/call_api_impl_params_json.dart    | 145 +++++++++++++-----
 tool/terra/parsers/dart_syntax_parser.ts      |  11 ++
 tool/terra/renderers/callapi_impl_renderer.ts |  79 ++++++++--
 ...event_handler_impl_params_json_renderer.ts |  16 +-
 tool/terra/renderers/utils.ts                 |  35 ++++-
 5 files changed, 212 insertions(+), 74 deletions(-)

diff --git a/lib/src/binding/call_api_impl_params_json.dart b/lib/src/binding/call_api_impl_params_json.dart
index f51eb9eda..313326db8 100644
--- a/lib/src/binding/call_api_impl_params_json.dart
+++ b/lib/src/binding/call_api_impl_params_json.dart
@@ -1,447 +1,520 @@
 /// GENERATED BY terra, DO NOT MODIFY BY HAND.
 
 // ignore_for_file: public_member_api_docs, unused_local_variable, unused_import
+
 import 'package:agora_rtc_engine/src/binding_forward_export.dart';
 part 'call_api_impl_params_json.g.dart';
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetDurationJson {
   const MediaPlayerGetDurationJson(this.duration);
 
   @JsonKey(name: 'duration')
   final int duration;
+
   factory MediaPlayerGetDurationJson.fromJson(Map<String, dynamic> json) =>
       _$MediaPlayerGetDurationJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MediaPlayerGetDurationJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetPlayPositionJson {
   const MediaPlayerGetPlayPositionJson(this.pos);
 
   @JsonKey(name: 'pos')
   final int pos;
+
   factory MediaPlayerGetPlayPositionJson.fromJson(Map<String, dynamic> json) =>
       _$MediaPlayerGetPlayPositionJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MediaPlayerGetPlayPositionJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetStreamCountJson {
   const MediaPlayerGetStreamCountJson(this.count);
 
   @JsonKey(name: 'count')
   final int count;
+
   factory MediaPlayerGetStreamCountJson.fromJson(Map<String, dynamic> json) =>
       _$MediaPlayerGetStreamCountJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MediaPlayerGetStreamCountJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetStreamInfoJson {
   const MediaPlayerGetStreamInfoJson(this.info);
 
   @JsonKey(name: 'info')
   final PlayerStreamInfo info;
+
   factory MediaPlayerGetStreamInfoJson.fromJson(Map<String, dynamic> json) =>
       _$MediaPlayerGetStreamInfoJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MediaPlayerGetStreamInfoJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetMuteJson {
   const MediaPlayerGetMuteJson(this.muted);
 
   @JsonKey(name: 'muted')
   final bool muted;
+
   factory MediaPlayerGetMuteJson.fromJson(Map<String, dynamic> json) =>
       _$MediaPlayerGetMuteJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MediaPlayerGetMuteJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetPlayoutVolumeJson {
   const MediaPlayerGetPlayoutVolumeJson(this.volume);
 
   @JsonKey(name: 'volume')
   final int volume;
+
   factory MediaPlayerGetPlayoutVolumeJson.fromJson(Map<String, dynamic> json) =>
       _$MediaPlayerGetPlayoutVolumeJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MediaPlayerGetPlayoutVolumeJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerGetPublishSignalVolumeJson {
   const MediaPlayerGetPublishSignalVolumeJson(this.volume);
 
   @JsonKey(name: 'volume')
   final int volume;
+
   factory MediaPlayerGetPublishSignalVolumeJson.fromJson(
           Map<String, dynamic> json) =>
       _$MediaPlayerGetPublishSignalVolumeJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MediaPlayerGetPublishSignalVolumeJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MediaPlayerCacheManagerGetCacheDirJson {
   const MediaPlayerCacheManagerGetCacheDirJson(this.path);
 
   @JsonKey(name: 'path')
   final String path;
+
   factory MediaPlayerCacheManagerGetCacheDirJson.fromJson(
           Map<String, dynamic> json) =>
       _$MediaPlayerCacheManagerGetCacheDirJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MediaPlayerCacheManagerGetCacheDirJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterGetMusicChartsJson {
   const MusicContentCenterGetMusicChartsJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory MusicContentCenterGetMusicChartsJson.fromJson(
           Map<String, dynamic> json) =>
       _$MusicContentCenterGetMusicChartsJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MusicContentCenterGetMusicChartsJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterGetMusicCollectionByMusicChartIdJson {
   const MusicContentCenterGetMusicCollectionByMusicChartIdJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory MusicContentCenterGetMusicCollectionByMusicChartIdJson.fromJson(
           Map<String, dynamic> json) =>
       _$MusicContentCenterGetMusicCollectionByMusicChartIdJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MusicContentCenterGetMusicCollectionByMusicChartIdJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterSearchMusicJson {
   const MusicContentCenterSearchMusicJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory MusicContentCenterSearchMusicJson.fromJson(
           Map<String, dynamic> json) =>
       _$MusicContentCenterSearchMusicJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MusicContentCenterSearchMusicJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterPreloadJson {
   const MusicContentCenterPreloadJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory MusicContentCenterPreloadJson.fromJson(Map<String, dynamic> json) =>
       _$MusicContentCenterPreloadJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MusicContentCenterPreloadJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterGetCachesJson {
   const MusicContentCenterGetCachesJson(this.cacheInfo);
 
   @JsonKey(name: 'cacheInfo')
   final List<MusicCacheInfo> cacheInfo;
+
   factory MusicContentCenterGetCachesJson.fromJson(Map<String, dynamic> json) =>
       _$MusicContentCenterGetCachesJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MusicContentCenterGetCachesJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterGetLyricJson {
   const MusicContentCenterGetLyricJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory MusicContentCenterGetLyricJson.fromJson(Map<String, dynamic> json) =>
       _$MusicContentCenterGetLyricJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$MusicContentCenterGetLyricJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterGetSongSimpleInfoJson {
   const MusicContentCenterGetSongSimpleInfoJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory MusicContentCenterGetSongSimpleInfoJson.fromJson(
           Map<String, dynamic> json) =>
       _$MusicContentCenterGetSongSimpleInfoJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MusicContentCenterGetSongSimpleInfoJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class MusicContentCenterGetInternalSongCodeJson {
   const MusicContentCenterGetInternalSongCodeJson(this.internalSongCode);
 
   @JsonKey(name: 'internalSongCode')
   final int internalSongCode;
+
   factory MusicContentCenterGetInternalSongCodeJson.fromJson(
           Map<String, dynamic> json) =>
       _$MusicContentCenterGetInternalSongCodeJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$MusicContentCenterGetInternalSongCodeJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class VideoDeviceManagerGetDeviceJson {
   const VideoDeviceManagerGetDeviceJson(this.deviceIdUTF8);
 
   @JsonKey(name: 'deviceIdUTF8')
   final String deviceIdUTF8;
+
   factory VideoDeviceManagerGetDeviceJson.fromJson(Map<String, dynamic> json) =>
       _$VideoDeviceManagerGetDeviceJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$VideoDeviceManagerGetDeviceJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class VideoDeviceManagerGetCapabilityJson {
   const VideoDeviceManagerGetCapabilityJson(this.capability);
 
   @JsonKey(name: 'capability')
   final VideoFormat capability;
+
   factory VideoDeviceManagerGetCapabilityJson.fromJson(
           Map<String, dynamic> json) =>
       _$VideoDeviceManagerGetCapabilityJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$VideoDeviceManagerGetCapabilityJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineQueryCodecCapabilityJson {
   const RtcEngineQueryCodecCapabilityJson(this.codecInfo);
 
   @JsonKey(name: 'codecInfo')
   final List<CodecCapInfo> codecInfo;
+
   factory RtcEngineQueryCodecCapabilityJson.fromJson(
           Map<String, dynamic> json) =>
       _$RtcEngineQueryCodecCapabilityJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineQueryCodecCapabilityJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineUploadLogFileJson {
   const RtcEngineUploadLogFileJson(this.requestId);
 
   @JsonKey(name: 'requestId')
   final String requestId;
+
   factory RtcEngineUploadLogFileJson.fromJson(Map<String, dynamic> json) =>
       _$RtcEngineUploadLogFileJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$RtcEngineUploadLogFileJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineGetExtensionPropertyJson {
   const RtcEngineGetExtensionPropertyJson(this.value);
 
   @JsonKey(name: 'value')
   final String value;
+
   factory RtcEngineGetExtensionPropertyJson.fromJson(
           Map<String, dynamic> json) =>
       _$RtcEngineGetExtensionPropertyJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineGetExtensionPropertyJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineGetAudioDeviceInfoJson {
   const RtcEngineGetAudioDeviceInfoJson(this.deviceInfo);
 
   @JsonKey(name: 'deviceInfo')
   final DeviceInfo deviceInfo;
+
   factory RtcEngineGetAudioDeviceInfoJson.fromJson(Map<String, dynamic> json) =>
       _$RtcEngineGetAudioDeviceInfoJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineGetAudioDeviceInfoJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineGetCallIdJson {
   const RtcEngineGetCallIdJson(this.callId);
 
   @JsonKey(name: 'callId')
   final String callId;
+
   factory RtcEngineGetCallIdJson.fromJson(Map<String, dynamic> json) =>
       _$RtcEngineGetCallIdJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$RtcEngineGetCallIdJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineCreateDataStreamJson {
   const RtcEngineCreateDataStreamJson(this.streamId);
 
   @JsonKey(name: 'streamId')
   final int streamId;
+
   factory RtcEngineCreateDataStreamJson.fromJson(Map<String, dynamic> json) =>
       _$RtcEngineCreateDataStreamJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$RtcEngineCreateDataStreamJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineGetUserInfoByUserAccountJson {
   const RtcEngineGetUserInfoByUserAccountJson(this.userInfo);
 
   @JsonKey(name: 'userInfo')
   final UserInfo userInfo;
+
   factory RtcEngineGetUserInfoByUserAccountJson.fromJson(
           Map<String, dynamic> json) =>
       _$RtcEngineGetUserInfoByUserAccountJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineGetUserInfoByUserAccountJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineGetUserInfoByUidJson {
   const RtcEngineGetUserInfoByUidJson(this.userInfo);
 
   @JsonKey(name: 'userInfo')
   final UserInfo userInfo;
+
   factory RtcEngineGetUserInfoByUidJson.fromJson(Map<String, dynamic> json) =>
       _$RtcEngineGetUserInfoByUidJsonFromJson(json);
+
   Map<String, dynamic> toJson() => _$RtcEngineGetUserInfoByUidJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineExCreateDataStreamExJson {
   const RtcEngineExCreateDataStreamExJson(this.streamId);
 
   @JsonKey(name: 'streamId')
   final int streamId;
+
   factory RtcEngineExCreateDataStreamExJson.fromJson(
           Map<String, dynamic> json) =>
       _$RtcEngineExCreateDataStreamExJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineExCreateDataStreamExJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineExGetUserInfoByUserAccountExJson {
   const RtcEngineExGetUserInfoByUserAccountExJson(this.userInfo);
 
   @JsonKey(name: 'userInfo')
   final UserInfo userInfo;
+
   factory RtcEngineExGetUserInfoByUserAccountExJson.fromJson(
           Map<String, dynamic> json) =>
       _$RtcEngineExGetUserInfoByUserAccountExJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineExGetUserInfoByUserAccountExJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class RtcEngineExGetUserInfoByUidExJson {
   const RtcEngineExGetUserInfoByUidExJson(this.userInfo);
 
   @JsonKey(name: 'userInfo')
   final UserInfo userInfo;
+
   factory RtcEngineExGetUserInfoByUidExJson.fromJson(
           Map<String, dynamic> json) =>
       _$RtcEngineExGetUserInfoByUidExJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$RtcEngineExGetUserInfoByUidExJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetPlaybackDeviceJson {
   const AudioDeviceManagerGetPlaybackDeviceJson(this.deviceId);
 
   @JsonKey(name: 'deviceId')
   final String deviceId;
+
   factory AudioDeviceManagerGetPlaybackDeviceJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetPlaybackDeviceJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetPlaybackDeviceJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetPlaybackDeviceVolumeJson {
   const AudioDeviceManagerGetPlaybackDeviceVolumeJson(this.volume);
 
   @JsonKey(name: 'volume')
   final int volume;
+
   factory AudioDeviceManagerGetPlaybackDeviceVolumeJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetPlaybackDeviceVolumeJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetPlaybackDeviceVolumeJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetRecordingDeviceJson {
   const AudioDeviceManagerGetRecordingDeviceJson(this.deviceId);
 
   @JsonKey(name: 'deviceId')
   final String deviceId;
+
   factory AudioDeviceManagerGetRecordingDeviceJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetRecordingDeviceJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetRecordingDeviceJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetRecordingDeviceVolumeJson {
   const AudioDeviceManagerGetRecordingDeviceVolumeJson(this.volume);
 
   @JsonKey(name: 'volume')
   final int volume;
+
   factory AudioDeviceManagerGetRecordingDeviceVolumeJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetRecordingDeviceVolumeJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetRecordingDeviceVolumeJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetLoopbackDeviceJson {
   const AudioDeviceManagerGetLoopbackDeviceJson(this.deviceId);
 
   @JsonKey(name: 'deviceId')
   final String deviceId;
+
   factory AudioDeviceManagerGetLoopbackDeviceJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetLoopbackDeviceJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetLoopbackDeviceJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetPlaybackDeviceMuteJson {
   const AudioDeviceManagerGetPlaybackDeviceMuteJson(this.mute);
 
   @JsonKey(name: 'mute')
   final bool mute;
+
   factory AudioDeviceManagerGetPlaybackDeviceMuteJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetPlaybackDeviceMuteJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetPlaybackDeviceMuteJsonToJson(this);
 }
 
-@JsonSerializable(explicitToJson: true)
+@JsonSerializable(explicitToJson: true, includeIfNull: false)
 class AudioDeviceManagerGetRecordingDeviceMuteJson {
   const AudioDeviceManagerGetRecordingDeviceMuteJson(this.mute);
 
   @JsonKey(name: 'mute')
   final bool mute;
+
   factory AudioDeviceManagerGetRecordingDeviceMuteJson.fromJson(
           Map<String, dynamic> json) =>
       _$AudioDeviceManagerGetRecordingDeviceMuteJsonFromJson(json);
+
   Map<String, dynamic> toJson() =>
       _$AudioDeviceManagerGetRecordingDeviceMuteJsonToJson(this);
 }
diff --git a/tool/terra/parsers/dart_syntax_parser.ts b/tool/terra/parsers/dart_syntax_parser.ts
index deb02c763..6cda6f3b7 100644
--- a/tool/terra/parsers/dart_syntax_parser.ts
+++ b/tool/terra/parsers/dart_syntax_parser.ts
@@ -12,6 +12,7 @@ import { ParseResult, TerraContext } from "@agoraio-extensions/terra-core";
 import { setUserdata } from "../renderers/utils";
 
 import path from "path";
+import { getOutVariable } from "@agoraio-extensions/terra_shared_configs";
 
 const userDataKey = "DartSyntaxParser";
 
@@ -235,6 +236,16 @@ export default function DartSyntaxParser(
             dartName: _dartTypeName(preParseResult!, method.return_type),
           });
 
+          // If the `ReturnTypeParser` is applied, the `ReturnTypeParser` phase is executed before the `DartSyntaxParser`.
+          // Therefore, the parameter associated with the out variable's naming may not be set.
+          // In such cases, we need to reapply the naming here to ensure consistency.
+          let outVariable = getOutVariable(method);
+          if (outVariable) {
+            setUserdata(outVariable, userDataKey, {
+              dartName: toDartStyleNaming(outVariable.name),
+            });
+          }
+
           method.parameters.forEach((param) => {
             setUserdata(param.type, userDataKey, {
               dartName: _dartTypeName(preParseResult!, param.type),
diff --git a/tool/terra/renderers/callapi_impl_renderer.ts b/tool/terra/renderers/callapi_impl_renderer.ts
index 630199578..a4d6a236f 100644
--- a/tool/terra/renderers/callapi_impl_renderer.ts
+++ b/tool/terra/renderers/callapi_impl_renderer.ts
@@ -1,11 +1,9 @@
 import {
   CXXFile,
   CXXTYPE,
-  CXXTerraNode,
   Clazz,
   MemberFunction,
   SimpleTypeKind,
-  Variable,
 } from "@agoraio-extensions/cxx-parser";
 import {
   ParseResult,
@@ -16,28 +14,21 @@ import {
   _trim,
   defaultDartHeader,
   defaultIgnoreForFile,
-  getBaseClassMethods,
   getBaseClasses,
   isCallbackClass,
   isDartBufferType,
-  isNeedIgnoreJsonInJsonObject,
-  isNullableType,
   isNullableVariable,
-  isRegisterCallbackFunction,
-  isUnregisterCallbackFunction,
+  renderJsonSerializable,
+  variableToMemberVariable,
 } from "./utils";
 import {
   dartFileName,
   dartName,
-  toDartMemberName,
   toDartStyleNaming,
 } from "../parsers/dart_syntax_parser";
-import { renderBufferExtBlock } from "./buffer_ext_renderer";
-import { isNodeMatched } from "../parsers/cud_node_parser";
 import {
   getIrisApiIdValue,
   getOutVariable,
-  isOverridedReturnType,
 } from "@agoraio-extensions/terra_shared_configs";
 import {
   functionSignature,
@@ -62,7 +53,6 @@ export default function CallApiImplRenderer(
       .map((it) => {
         let clazz = it.asClazz();
         let clazzName = dartName(clazz);
-        console.log(`renderResults clazzName: ${clazzName}`);
         let methods = clazz.methods;
         let methodImpls = methods
           .map((method) => callApiImplBlock(parseResult, clazz, method))
@@ -130,7 +120,7 @@ export default function CallApiImplRenderer(
     };
   });
 
-  return renderResults;
+  return [...renderResults, callApiImplParamsJsonFile(parseResult, cxxFiles)];
 }
 
 interface JsonMapInitBlock {
@@ -147,7 +137,6 @@ function callApiImplBlock(
   method: MemberFunction
 ): string {
   let className = dartName(clazz);
-  console.log(`callApiImplBlock className: ${className}`);
   let methodName = dartName(method);
 
   let paramJsonMapBlock = method.parameters.map((param) => {
@@ -212,9 +201,6 @@ function callApiImplBlock(
     paramJsonMapBlock.find((it) => it.addBufferExtBlock) != undefined;
   let buffersValueInJsonMap = isNeedAddBufferExtBlock ? "buffers" : "null";
 
-  let ttt = getIrisApiIdValue(method).split("_").slice(1).join("_");
-  console.log(`callApiImplBlock tt: ${getIrisApiIdValue(method)} ttt: ${ttt}`);
-
   let apiType = `final apiType = \'\${isOverrideClassName ? className : '${className}'}_${getIrisApiIdValue(
     method
   )
@@ -291,3 +277,62 @@ ${funcSignature} {
 `
   );
 }
+
+/// Generate the file: lib/src/binding/call_api_impl_params_json.dart
+function callApiImplParamsJsonFile(
+  parseResult: ParseResult,
+  cxxFiles: CXXFile[]
+): RenderResult {
+  let nodes = cxxFiles.flatMap((cxxFile) => {
+    return cxxFile.nodes
+      .filter((it) => it.__TYPE == CXXTYPE.Clazz)
+      .filter((it) => !isCallbackClass(it.asClazz()));
+  });
+
+  let jsonClassContents = nodes
+    .map((node) => {
+      let clazz = node.asClazz();
+      let className = dartName(clazz);
+      let methods = clazz.methods;
+
+      return methods
+        .map((method) => {
+          let methodName = dartName(method);
+          let jsonClassName = `${className}${toDartStyleNaming(
+            methodName,
+            true
+          )}Json`;
+          let output = "";
+          let outVariable = getOutVariable(method);
+          if (outVariable) {
+            output = renderJsonSerializable(
+              parseResult,
+              jsonClassName,
+              [variableToMemberVariable(outVariable)],
+              {
+                forceExplicitNullableType: false,
+                forceNamingConstructor: false,
+              }
+            );
+          }
+
+          return output;
+        })
+        .filter((it) => it.length > 0)
+        .join("\n\n");
+    })
+    .join("\n\n");
+
+  return {
+    file_name: "lib/src/binding/call_api_impl_params_json.dart",
+    file_content: _trim(`
+${defaultDartHeader}
+
+${defaultIgnoreForFile}
+
+import 'package:agora_rtc_engine/src/binding_forward_export.dart';
+part 'call_api_impl_params_json.g.dart';
+
+${jsonClassContents}`),
+  };
+}
diff --git a/tool/terra/renderers/event_handler_impl_params_json_renderer.ts b/tool/terra/renderers/event_handler_impl_params_json_renderer.ts
index 21afa8024..052d39737 100644
--- a/tool/terra/renderers/event_handler_impl_params_json_renderer.ts
+++ b/tool/terra/renderers/event_handler_impl_params_json_renderer.ts
@@ -1,11 +1,7 @@
 import {
   CXXFile,
   CXXTYPE,
-  Clazz,
   MemberFunction,
-  MemberVariable,
-  Struct,
-  Variable,
 } from "@agoraio-extensions/cxx-parser";
 import {
   ParseResult,
@@ -16,10 +12,10 @@ import {
   defaultDartHeader,
   defaultIgnoreForFile,
   isCallbackClass,
-  isNeedIgnoreJsonInJsonObject,
   renderJsonSerializable,
+  variableToMemberVariable,
 } from "./utils";
-import { dartFileName, dartName } from "../parsers/dart_syntax_parser";
+import { dartName } from "../parsers/dart_syntax_parser";
 import { renderBufferExtBlock } from "./buffer_ext_renderer";
 
 /// Generate the files:
@@ -79,11 +75,3 @@ ${subContents}
     },
   ];
 }
-
-function variableToMemberVariable(it: Variable): MemberVariable {
-  return {
-    name: it.name,
-    type: it.type,
-    user_data: it.user_data,
-  } as MemberVariable;
-}
diff --git a/tool/terra/renderers/utils.ts b/tool/terra/renderers/utils.ts
index e5dfda631..6b31d3ed1 100644
--- a/tool/terra/renderers/utils.ts
+++ b/tool/terra/renderers/utils.ts
@@ -127,17 +127,29 @@ export function _trim(
 export function renderJsonSerializable(
   parseResult: ParseResult,
   jsonClassName: string,
-  memberVariables: MemberVariable[]
+  memberVariables: MemberVariable[],
+  options?: {
+    forceExplicitNullableType: boolean;
+    forceNamingConstructor: boolean;
+  }
 ) {
+  let forceExplicitNullableType: boolean =
+    options?.forceExplicitNullableType ?? true;
+  let forceNamingConstructor: boolean = options?.forceNamingConstructor ?? true;
+
+  let initializeBlock =
+    memberVariables.length > 0
+      ? `${memberVariables.map((it) => `this.${dartName(it)}`).join(",")}`
+      : "";
+  if (forceNamingConstructor && initializeBlock.length) {
+    initializeBlock = `{${initializeBlock}}`;
+  }
+
   let output = `
   @JsonSerializable(explicitToJson: true, includeIfNull: false)
   class ${jsonClassName} {
     const ${jsonClassName}(
-      ${
-        memberVariables.length > 0
-          ? `{${memberVariables.map((it) => `this.${dartName(it)}`).join(",")}}`
-          : ""
-      }
+      ${initializeBlock}
     );
 
     ${memberVariables
@@ -153,10 +165,11 @@ export function renderJsonSerializable(
         let isClazz =
           actualNode.__TYPE == CXXTYPE.Clazz &&
           dartName(actualNode) == "VideoFrameMetaInfo";
+        let nullableSurffix = forceExplicitNullableType ? "?" : "";
         return `
       ${isClazz ? `@${dartName(actualNode)}Converter()` : ""}
       @JsonKey(name: '${it.name}'${isIgnoreJson ? ", ignore: true" : ""})
-      final ${dartName(it.type)}? ${dartName(it)};
+      final ${dartName(it.type)}${nullableSurffix} ${dartName(it)};
       `.trim();
       })
       .join("\n\n")}
@@ -198,3 +211,11 @@ extension ${enumName}Ext on ${enumName} {
 }
 `;
 }
+
+export function variableToMemberVariable(it: Variable): MemberVariable {
+  return {
+    name: it.name,
+    type: it.type,
+    user_data: it.user_data,
+  } as MemberVariable;
+}