Flutter教育功能插件xapptor_education的使用

Flutter教育功能插件xapptor_education的使用

模块介绍

Xapptor Education 是一个用于在线学习、课程和测试的模块。

开始使用

1 - 添加依赖

在你的项目的 pubspec.yaml 文件中添加 xapptor_education 插件:

dependencies:
    xapptor_education: ^0.0.2

2 - 安装依赖

从命令行运行以下命令来安装插件:

flutter pub get

3 - 学习并使用

Certificates Visualizer

首先,我们需要初始化一些变量并获取用户信息:

List certificates_id = [];
List courses_id = [];
List<CourseCertificate> certificates = [];
Map<String, dynamic> user_info = {};
String user_id = "";

@override
void initState() {
  super.initState();
  set_user_info();
}

set_user_info() async {
  user_id = FirebaseAuth.instance.currentUser!.uid;
  user_info = await get_user_info(user_id);
  setState(() {});
  check_user_courses();
  get_certificates();
}

// 检查用户已购买的课程
check_user_courses() {
  if (user_info["products_acquired"] != null) {
    if (user_info["products_acquired"].length > 0) {
      courses_id = List.from(user_info["products_acquired"]);
      for (var course_id in courses_id) {
        check_if_course_was_completed(
          course_id: course_id,
          user_info: user_info,
          context: context,
        );
      }
    }
  }
}

// 获取证书
get_certificates() async {
  certificates.clear();
  if (user_info["certificates"] != null) {
    if (user_info["certificates"].length > 0) {
      certificates_id = List.from(user_info["certificates"]);

      for (var certificate_id in certificates_id) {
        await FirebaseFirestore.instance
            .collection("certificates")
            .doc(certificate_id)
            .get()
            .then((snapshot_certificate) async {
                Map<String, dynamic> data_certificate =
                    snapshot_certificate.data()!;

                await FirebaseFirestore.instance
                    .collection("courses")
                    .doc(data_certificate["course_id"])
                    .get()
                    .then((snapshot_course) {
                        Map<String, dynamic> data_course = snapshot_course.data()!;

                        certificates.add(
                          CourseCertificate(
                            id: certificate_id,
                            date: timestamp_to_date(data_certificate["date"]),
                            course_name: data_course["name"],
                            user_name: user_info["firstname"] + " " + user_info["lastname"],
                            user_id: user_id,
                          ),
                        );
                        setState(() {});
                    });
            });
      }
    }
  }
}

// 最后调用 Certificates Visualizer
CertificatesVisualizer(
  certificate: certificates[i],
  topbar_color: Colors.blue,
  pdf_converter_url: 'https://yourmicroservice.com/yourpdfconverter',
  local_host_pdf_converter_url: 'http://localhost:8080/yourpdfconverter',
);

Certificates and Rewards

CertificatesAndRewards(
  button_color_1: Colors.green,
  button_color_2: Colors.cyan,
  text_color: Colors.black,
  topbar_color: Colors.blue,
  pdf_converter_url: "https://us-central1-your-firebase-project-or-microservice.cloudfunctions.net/convert_html_to_pdf",
  local_host_pdf_converter_url: "http://localhost:5001/your-firebase-project-or-microservice/us-central1/convert_html_to_pdf",
);

Class Quiz

ClassQuiz(
  course_id: course_id,
  course_name: course_name,
  unit_id: unit_id,
  last_unit: false,
  language_picker_items_text_color: Colors.cyan,
  language_picker: false,
  text_color: Colors.black,
  topbar_color: Colors.blue,
);

Class Session

ClassSession(
  course_id: course_id,
  course_name: course_name,
  unit_id: unit_id,
  language_picker_items_text_color: Colors.cyan,
  language_picker: false,
  topbar_color: Colors.blue,
  text_color: Colors.black,
);

Class Quiz Question

ClassQuizQuestion(
  question_title: questions_object[i]["question_title"],
  answers: final_possible_answers,
  demos: questions_object[i]["demos"],
  class_quiz: this,
  correct_answer: questions_object[i]["correct_answer"].toString(),
  question_id: i,
  text_color: Colors.black,
);

Class Quiz Result

ClassQuizResult(
  button_text: button_text,
  class_quiz: this,
  text_color: Colors.black,
);

Courses List

CoursesList(
  language_picker_items_text_color: Colors.cyan,
  language_picker: false,
  text_color: Colors.black,
  topbar_color: Colors.blue,
);

更多关于Flutter教育功能插件xapptor_education的使用的实战教程也可以访问 https://www.itying.com/category-92-b0.html

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更多关于Flutter教育功能插件xapptor_education的使用的实战系列教程也可以访问 https://www.itying.com/category-92-b0.html


xapptor_education 是一个用于 Flutter 的教育功能插件,它提供了多种与教育相关的功能,例如课程管理、测验、学习进度跟踪等。使用这个插件可以帮助你快速构建教育类应用程序。

安装插件

首先,你需要在 pubspec.yaml 文件中添加 xapptor_education 依赖:

dependencies:
  flutter:
    sdk: flutter
  xapptor_education: ^1.0.0  # 请使用最新版本

然后运行 flutter pub get 来安装依赖。

使用插件

以下是一些基本的使用示例,展示如何在 Flutter 应用中使用 xapptor_education 插件的功能。

1. 初始化插件

在使用插件之前,通常需要初始化它。你可以在 main.dart 中进行初始化:

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

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await XapptorEducation.initialize();
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  [@override](/user/override)
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Education App',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: HomeScreen(),
    );
  }
}

2. 创建课程

你可以使用 Course 类来创建和管理课程:

class HomeScreen extends StatelessWidget {
  [@override](/user/override)
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('课程列表'),
      ),
      body: ListView.builder(
        itemCount: Course.courses.length,
        itemBuilder: (context, index) {
          final course = Course.courses[index];
          return ListTile(
            title: Text(course.title),
            subtitle: Text(course.description),
            onTap: () {
              // 导航到课程详情页面
              Navigator.push(
                context,
                MaterialPageRoute(
                  builder: (context) => CourseDetailScreen(course: course),
                ),
              );
            },
          );
        },
      ),
    );
  }
}

class CourseDetailScreen extends StatelessWidget {
  final Course course;

  CourseDetailScreen({required this.course});

  [@override](/user/override)
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(course.title),
      ),
      body: Padding(
        padding: const EdgeInsets.all(16.0),
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: [
            Text(course.description),
            SizedBox(height: 16),
            Text('课程内容:'),
            ...course.lessons.map((lesson) => ListTile(
                  title: Text(lesson.title),
                  subtitle: Text(lesson.content),
                )),
          ],
        ),
      ),
    );
  }
}

3. 创建测验

你可以使用 Quiz 类来创建和管理测验:

class QuizScreen extends StatelessWidget {
  final Quiz quiz;

  QuizScreen({required this.quiz});

  [@override](/user/override)
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('测验'),
      ),
      body: ListView.builder(
        itemCount: quiz.questions.length,
        itemBuilder: (context, index) {
          final question = quiz.questions[index];
          return Card(
            child: Padding(
              padding: const EdgeInsets.all(16.0),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(question.questionText),
                  ...question.options.map((option) => RadioListTile(
                        title: Text(option),
                        value: option,
                        groupValue: question.selectedOption,
                        onChanged: (value) {
                          // 处理选项选择
                        },
                      )),
                ],
              ),
            ),
          );
        },
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: () {
          // 提交测验
        },
        child: Icon(Icons.check),
      ),
    );
  }
}

4. 跟踪学习进度

你可以使用 ProgressTracker 类来跟踪用户的学习进度:

class ProgressScreen extends StatelessWidget {
  final ProgressTracker progressTracker;

  ProgressScreen({required this.progressTracker});

  [@override](/user/override)
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('学习进度'),
      ),
      body: ListView.builder(
        itemCount: progressTracker.courseProgress.length,
        itemBuilder: (context, index) {
          final courseProgress = progressTracker.courseProgress[index];
          return ListTile(
            title: Text(courseProgress.course.title),
            subtitle: Text('进度: ${courseProgress.progress}%'),
          );
        },
      ),
    );
  }
}
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