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문서 개요/
Flutter/

Flutter

Plugin Feature

From version 5.1.5 of tencent_cloud_chat_sdk onwards, you can integrate the vote plugin tencent_cloud_chat_vote_plugin provided by Tencent Cloud Instant Messaging. It is a closed-source plugin. After this plugin is integrated, you can integrate the vote feature into groups (except Community and AVChatRoom) to initiate (single-choice and multiple-choice) a vote, view vote results, and participate in a vote. The vote feature is interoperable between Flutter and Native.

Environment and Version

This plugin depends on other plugins and environments.
Flutter 3.10.0 or later
tencent_cloud_chat_sdk 5.1.5 or later

Plugin Introduction

You can introduce the vote plugin tencent_cloud_chat_vote_plugin 1.0.2 into a project via pub:
// Integrate the latest version.
pub add tencent_cloud_chat_vote_plugin
 
// Integrate a specific version by adding it to the dependencies field in the project's pubspec.yaml.
tencent_cloud_chat_vote_plugin: "version"

Core Components

TencentCloudChatVoteCreate Create a vote
TencentCloudChatVoteMessage Vote message parsing
TencentCloudChatVoteDetail Vote details display

Plugin Integration

Initializing the Plugin

// Place after logging into IM.

await TencentCloudChatVotePlugin.initPlugin();

Creating a Vote

Users can create a vote by clicking the Vote button.
import 'package:example/config.dart';
import 'package:flutter/material.dart';
import 'package:tencent_cloud_chat_vote_plugin/components/vote_create/vote_create.dart';

class VoteCreateExample extends StatefulWidget {
  const VoteCreateExample({super.key});

  @override
  State<StatefulWidget> createState() => VoteCreateExampleState();
}

class VoteCreateExampleState extends State {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text("Creating a Vote")
      ),
      body: Container(
        padding: const EdgeInsets.all(16),
        child: TencentCloudChatVoteCreate(
          groupID: ExampleConfig.testGruopID,
          onCreateVoteSuccess: () {
            Navigator.pop(context);
          },
        ),
      ),
    );
  }
}
TencentCloudChatVoteCreate Parameter Description
Parameter
Description
groupID
The ID of the group for vote creation, the same as the IM group ID (except for Community and AVChatRoom).
onCreateVoteSuccess
Callback for successful vote creation.

Parsing Vote Messages

import 'package:example/config.dart';
import 'package:example/vote_detail_example.dart';
import 'package:flutter/material.dart';
import 'package:tencent_cloud_chat_sdk/enum/history_msg_get_type_enum.dart';
import 'package:tencent_cloud_chat_sdk/models/v2_tim_message.dart';
import 'package:tencent_cloud_chat_sdk/models/v2_tim_value_callback.dart';
import 'package:tencent_cloud_chat_sdk/tencent_im_sdk_plugin.dart';
import 'package:tencent_cloud_chat_vote_plugin/tencent_cloud_chat_vote_plugin.dart';

class VoteMessageExample extends StatefulWidget {
  const VoteMessageExample({super.key});

  @override
  State<StatefulWidget> createState() => VoteMessageExampleState();
}

class VoteMessageExampleState extends State {
  V2TimMessage? message;
  getTestV2TimMessage() async {
    V2TimValueCallback<List<V2TimMessage>> messageListRes =
        await TencentImSDKPlugin.v2TIMManager
            .getMessageManager()
            .getHistoryMessageList(
              count: 1,
              groupID: ExampleConfig.testGruopID,
              getType: HistoryMsgGetTypeEnum.V2TIM_GET_CLOUD_OLDER_MSG,
            );
    if (messageListRes.code == 0) {
      if (messageListRes.data != null) {
        if (messageListRes.data!.isNotEmpty) {
          setState(() {
            message = messageListRes.data!.first;
          });
        }
      }
    }
  }

  bool isEnd = false;
  @override
  void initState() {
    super.initState();
    Future.delayed(
        const Duration(
          milliseconds: 300,
        ), () {
      setState(() {
        isEnd = true;
      });
    });
    // Show component after page animation ends.
    getTestV2TimMessage();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text("Vote Message Body"),
      ),
      body: !isEnd
          ? Container()
          : message != null
              ? TencentCloudChatVoteMessage(
                  message: message!,
                  onTap: (
                    TencentCloudChatVoteDataOptoin option,
                    TencentCloudChatVoteLogic data,
                  ) {
                    print(data.voteData.toJson());
                    Navigator.push(
                      context,
                      MaterialPageRoute(
                        builder: (context) => VoteDetailExample(
                          option: option,
                          data: data,
                        ),
                      ),
                    );
                  },
                )
              : const Center(
                  child: Text("Failed to get a valid Message instance."),
                ),
    );
  }
}

TencentCloudChatVoteMessage Parameter Description
Parameter
Description
message
Vote message of V2TimMessage type.
onTap
Click the vote callback. You can check group vote details in case of a public and real-name vote.

Viewing Vote Details

import 'package:flutter/material.dart';
import 'package:tencent_cloud_chat_vote_plugin/tencent_cloud_chat_vote_plugin.dart';

class VoteDetailExample extends StatelessWidget {
  final TencentCloudChatVoteDataOptoin option;
  final TencentCloudChatVoteLogic data;
  const VoteDetailExample({
    super.key,
    required this.option,
    required this.data,
  });

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(option.option),
      ),
      body: Padding(
        padding: const EdgeInsets.all(16),
        child: TencentCloudChatVoteDetail(
          option: option,
          data: data,
        ),
      ),
    );
  }
}

TencentCloudChatVoteDetail Parameter Description
Parameter
Description
option
TencentCloudChatVoteDataOption type. Vote details data, obtained when TencentCloudChatVoteMessage is clicked.
data
TencentCloudChatVoteLogic type, obtained when TencentCloudChatVoteMessage is clicked.