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Tron example on AppKit and some clean up on unused files
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@quetool
quetool committed Dec 19, 2024
1 parent 566072f commit 65e4d37
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174 changes: 115 additions & 59 deletions packages/reown_appkit/example/base/lib/main.dart
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Original file line number Diff line number Diff line change
@@ -1,20 +1,24 @@
import 'dart:convert';
import 'dart:io';
import 'dart:developer' as dev;

import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:reown_appkit/reown_appkit.dart';
// ignore: depend_on_referenced_packages
import 'package:shared_preferences/shared_preferences.dart';

import 'package:reown_appkit_dapp/models/page_data.dart';
import 'package:reown_appkit_dapp/pages/connect_page.dart';
import 'package:reown_appkit_dapp/pages/pairings_page.dart';
import 'package:reown_appkit_dapp/utils/constants.dart';
import 'package:reown_appkit_dapp/utils/crypto/helpers.dart';
import 'package:reown_appkit_dapp/utils/crypto/polkadot.dart';
import 'package:reown_appkit_dapp/utils/crypto/tron.dart';
import 'package:reown_appkit_dapp/utils/dart_defines.dart';
import 'package:reown_appkit_dapp/utils/deep_link_handler.dart';
import 'package:reown_appkit_dapp/utils/string_constants.dart';
import 'package:reown_appkit_dapp/widgets/event_widget.dart';
// ignore: depend_on_referenced_packages
import 'package:shared_preferences/shared_preferences.dart';

void main() {
WidgetsFlutterBinding.ensureInitialized();
Expand Down Expand Up @@ -92,7 +96,7 @@ class _MyHomePageState extends State<MyHomePage> {
@override
void initState() {
super.initState();
initializeService();
_initializeService();
}

String get _flavor {
Expand Down Expand Up @@ -130,7 +134,7 @@ class _MyHomePageState extends State<MyHomePage> {
);
}

Future<void> initializeService() async {
Future<void> _initializeService() async {
_appKit = ReownAppKit(
core: ReownCore(
projectId: DartDefines.projectId,
Expand Down Expand Up @@ -163,28 +167,8 @@ class _MyHomePageState extends State<MyHomePage> {

final prefs = await SharedPreferences.getInstance();
final linkMode = prefs.getBool('appkit_sample_linkmode') ?? false;
if (!linkMode) {
ReownAppKitModalNetworks.addSupportedNetworks('polkadot', [
ReownAppKitModalNetworkInfo(
name: 'Polkadot',
chainId: '91b171bb158e2d3848fa23a9f1c25182',
chainIcon: 'https://cryptologos.cc/logos/polkadot-new-dot-logo.png',
currency: 'DOT',
rpcUrl: 'https://rpc.polkadot.io',
explorerUrl: 'https://polkadot.subscan.io',
),
ReownAppKitModalNetworkInfo(
name: 'Westend',
chainId: 'e143f23803ac50e8f6f8e62695d1ce9e',
currency: 'DOT',
rpcUrl: 'https://westend-rpc.polkadot.io',
explorerUrl: 'https://westend.subscan.io',
isTestNetwork: true,
),
]);
} else {
ReownAppKitModalNetworks.removeSupportedNetworks('solana');
}

_addOrRemoveNetworks(linkMode);

_appKitModal = ReownAppKitModal(
context: context,
Expand All @@ -204,6 +188,11 @@ class _MyHomePageState extends State<MyHomePage> {
// requiredNamespaces: {},
// optionalNamespaces: {},
// includedWalletIds: {},
getBalanceFallback: () async {
// This method will be triggered if getting the balance from our blockchain API fails
// You could place here your own getBalance method
return 0.0;
},
featuredWalletIds: {
'fd20dc426fb37566d803205b19bbc1d4096b248ac04548e3cfb6b3a38bd033aa', // Coinbase
'18450873727504ae9315a084fa7624b5297d2fe5880f0982979c17345a138277', // Kraken Wallet
Expand All @@ -216,38 +205,7 @@ class _MyHomePageState extends State<MyHomePage> {
// 'fd20dc426fb37566d803205b19bbc1d4096b248ac04548e3cfb6b3a38bd033aa', // Coinbase
// },
// MORE WALLETS https://explorer.walletconnect.com/?type=wallet&chains=eip155%3A1
optionalNamespaces: !linkMode
? {
// This is needed if more chains besides EVM and Solana are supported
// mostly because we can not define internally every possible method for every possible chain
'eip155': RequiredNamespace.fromJson({
'chains': ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'eip155',
).map((chain) => 'eip155:${chain.chainId}').toList(),
'methods':
NetworkUtils.defaultNetworkMethods['eip155']!.toList(),
'events': NetworkUtils.defaultNetworkEvents['eip155']!.toList(),
}),
'solana': RequiredNamespace.fromJson({
'chains': ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'solana',
).map((chain) => 'solana:${chain.chainId}').toList(),
'methods':
NetworkUtils.defaultNetworkMethods['solana']!.toList(),
'events': [],
}),
'polkadot': RequiredNamespace.fromJson({
'chains': ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'polkadot',
).map((chain) => 'polkadot:${chain.chainId}').toList(),
'methods': [
'polkadot_signMessage',
'polkadot_signTransaction',
],
'events': []
}),
}
: null,
optionalNamespaces: _updatedNamespaces(),
);

_appKitModal!.onModalConnect.subscribe(_onModalConnect);
Expand Down Expand Up @@ -325,6 +283,102 @@ class _MyHomePageState extends State<MyHomePage> {
}
}

// Adds or remove supported networks based on linkMode
void _addOrRemoveNetworks(bool linkMode) {
if (!linkMode) {
ReownAppKitModalNetworks.addSupportedNetworks('polkadot', [
ReownAppKitModalNetworkInfo(
name: 'Polkadot',
chainId: '91b171bb158e2d3848fa23a9f1c25182',
chainIcon: 'https://cryptologos.cc/logos/polkadot-new-dot-logo.png',
currency: 'DOT',
rpcUrl: 'https://rpc.polkadot.io',
explorerUrl: 'https://polkadot.subscan.io',
),
ReownAppKitModalNetworkInfo(
name: 'Westend',
chainId: 'e143f23803ac50e8f6f8e62695d1ce9e',
currency: 'DOT',
rpcUrl: 'https://westend-rpc.polkadot.io',
explorerUrl: 'https://westend.subscan.io',
isTestNetwork: true,
),
]);
ReownAppKitModalNetworks.addSupportedNetworks('tron', [
ReownAppKitModalNetworkInfo(
name: 'Tron',
chainId: '0x2b6653dc',
chainIcon: 'https://cryptologos.cc/logos/tron-trx-logo.png',
currency: 'TRX',
rpcUrl: 'https://api.trongrid.io',
explorerUrl: 'https://tronscan.org',
),
ReownAppKitModalNetworkInfo(
name: 'Tron testnet',
chainId: '0xcd8690dc',
chainIcon: 'https://cryptologos.cc/logos/tron-trx-logo.png',
currency: 'TRX',
rpcUrl: 'https://nile.trongrid.io',
explorerUrl: 'https://test.tronscan.org',
isTestNetwork: true,
),
]);
} else {
ReownAppKitModalNetworks.removeSupportedNetworks('solana');
}
}

// Updates namespaces based on supported networks list
Map<String, RequiredNamespace>? _updatedNamespaces() {
Map<String, RequiredNamespace>? namespaces = {};

final evmChains = ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'eip155',
);
if (evmChains.isNotEmpty) {
namespaces['eip155'] = RequiredNamespace(
chains: evmChains.map((c) => 'eip155:${c.chainId}').toList(),
methods: NetworkUtils.defaultNetworkMethods['eip155']!.toList(),
events: NetworkUtils.defaultNetworkEvents['eip155']!.toList(),
);
}
//
final solanaChains = ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'solana',
);
if (solanaChains.isNotEmpty) {
namespaces['solana'] = RequiredNamespace(
chains: solanaChains.map((c) => 'solana:${c.chainId}').toList(),
methods: NetworkUtils.defaultNetworkMethods['solana']!.toList(),
events: NetworkUtils.defaultNetworkEvents['solana']!.toList(),
);
}
//
final polkadotChains = ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'polkadot',
);
if (polkadotChains.isNotEmpty) {
namespaces['polkadot'] = RequiredNamespace(
chains: polkadotChains.map((c) => 'polkadot:${c.chainId}').toList(),
methods: Polkadot.methods.values.toList(),
events: Polkadot.events.values.toList(),
);
}
//
final tronChains = ReownAppKitModalNetworks.getAllSupportedNetworks(
namespace: 'tron',
);
if (tronChains.isNotEmpty) {
namespaces['tron'] = RequiredNamespace(
chains: tronChains.map((c) => 'tron:${c.chainId}').toList(),
methods: Tron.methods.values.toList(),
events: Tron.events.values.toList(),
);
}

return namespaces;
}

Future<void> _registerEventHandlers() async {
final onLine = _appKit!.core.connectivity.isOnline.value;
if (!onLine) {
Expand All @@ -350,7 +404,9 @@ class _MyHomePageState extends State<MyHomePage> {
}

void _onSessionConnect(SessionConnect? event) {
log('[SampleDapp] _onSessionConnect ${jsonEncode(event?.session.toJson())}');
dev.log(
'[SampleDapp] _onSessionConnect ${jsonEncode(event?.session.toJson())}',
);
}

void _onSessionAuthResponse(SessionAuthResponse? response) {
Expand Down
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