flutter_kalapa_bsdk 1.0.13

A Flutter plugin designed to capture a client’s digital footprint from both iOS and Android devices and upload it to the Kalapa service for future processing of scorecards and fragments. It provides a [...]

example/lib/main.dart

import 'dart:math';

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

import 'package:flutter/services.dart';
import 'package:flutter_kalapa_bsdk/kalapa_behavior_score_flutter.dart';
import 'package:flutter_kalapa_bsdk/kalapa_behavior_score_flutter_platform_interface.dart';
import 'package:flutter_kalapa_bsdk/kalapa_behavior_score_flutter.dart';

void main() {
  runApp(
    const KalapaBehaviorWidget(
      key: Key("root_layout"),
      startTracking: true,
      continuousTracking: true,
      child: MyApp(),
    ),
  );
}

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

  static Environment appEnv = Environment.prod;

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final klpBehaviorScore = KalapaBehaviorScoreFlutter();
  final TextEditingController _emailController = TextEditingController();
  final TextEditingController _passwordController = TextEditingController();

  @override
  void initState() {
    super.initState();
    initPlatformState();
    BehaviorModule.startTracking(continuousTracking: true);
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    try {
      platformVersion = await klpBehaviorScore.getPlatformVersion() ??
          'Unknown platform version';
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });
  }

  // Function triggered by the button
  void buildFunction() {
    print("🪫 Build button Pressed! Function buildFunction triggered.");

    final String uuid = getUUID();
    final bool isDevelopment = MyApp.appEnv == Environment.dev;

    klpBehaviorScore
        .addModule(KLPApplicationModule())
        .addModule(KLPCalendarModule())
        .addModule(KLPContactsModule(collectFullInformation: true))
        .addModule(KLPMusicModule())
        .addModule(KLPMediaModule())
        .addModule(KLPReminderModule())
        .addModule(KLPCoreModule())
        .addModule(KLPLocationModule())
        .switchEnvironment(isDevelopment)
        .build(MyApp.appEnv.appKey, uuid);

    BehaviorModule.startTracking(continuousTracking: true);
  }

  Future<void> collectFunction() async {
    print("🚀 Collect Pressed! Function collectFunction triggered.");

    try {
      // ✅ Wait for collect() to complete before proceeding
      KLPBehaviorScoreResult? result = await klpBehaviorScore.collect();

      if (result != null) {
        print("✅ Collect Completed! Result: ${result.toJson()}");
      } else {
        print("⚠️ Collect returned null.");
      }
    } catch (e) {
      print("❌ Error during collect: $e");
    }
  }

  String getUUID() {
    final Random random = Random.secure();
    final List<int> bytes = List.generate(16, (_) => random.nextInt(256));

    // Set version (4) in the most significant 4 bits of byte 6
    bytes[6] = (bytes[6] & 0x0F) | 0x40;

    // Set variant (RFC4122) in the most significant 2 bits of byte 8
    bytes[8] = (bytes[8] & 0x3F) | 0x80;

    // Convert to hexadecimal format
    return '${_bytesToHex(bytes.sublist(0, 4))}-'
        '${_bytesToHex(bytes.sublist(4, 6))}-'
        '${_bytesToHex(bytes.sublist(6, 8))}-'
        '${_bytesToHex(bytes.sublist(8, 10))}-'
        '${_bytesToHex(bytes.sublist(10, 16))}';
  }

  String _bytesToHex(List<int> bytes) {
    return bytes.map((byte) => byte.toRadixString(16).padLeft(2, '0')).join();
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: SingleChildScrollView(
            child: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              const SizedBox(height: 20),
              Padding(
                  padding: const EdgeInsets.all(16.0),
                  child: Column(
                    children: [
                      KalapaBehaviorTextField(
                        key: const Key("email_field"),
                        controller: _emailController,
                        decoration: const InputDecoration(labelText: 'Email'),
                        keyboardType: TextInputType.emailAddress,
                        targetIdentifier: 'login_form_email',
                      ),
                      KalapaBehaviorTextField(
                        key: const Key("password_field"),
                        controller: _passwordController,
                        decoration:
                            const InputDecoration(labelText: 'Password'),
                        obscureText: true,
                        targetIdentifier: 'login_form_password',
                      ),
                    ],
                  )),
              const SizedBox(height: 200),
              Text('Running on: $_platformVersion\n'),
              const SizedBox(height: 100),
              const Text('Scroll up to see the buttons'),
              const SizedBox(height: 200),
              ElevatedButton(
                onPressed: buildFunction,
                key: const Key("flutter_tracking_btn"),
                child: const Text("Build 🪫"),
              ),
              ElevatedButton(
                onPressed: collectFunction,
                key: const Key(
                    "flutter_collect_btn"), // Button triggers this function
                child: const Text("Collect 🚀"),
              ),
              const SizedBox(height: 40),
            ],
          ),
        )),
      ),
    );
  }
}

enum Environment { prod, dev }

extension EnvironmentExtension on Environment {
  String get appKey {
    switch (this) {
      case Environment.prod:
        return "<<YOUR_PRODUCTION_KEY>>";
      case Environment.dev:
        return "<<YOUR_DEV_KEY>>";
    }
  }
}