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Merge pull request #134 from WalletConnect/develop
Beta 100 Release
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| # Android Profiling | ||
| *.hprof | ||
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| # Project ID | ||
| /samples_common/src/main/res/values/project_id.xml | ||
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| <?xml version="1.0" encoding="utf-8"?> | ||
| <manifest xmlns:android="http://schemas.android.com/apk/res/android" | ||
| package="com.walletconnect.dapp"> | ||
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| <application | ||
| android:name=".DappSampleApplication" | ||
| android:allowBackup="true" | ||
| android:icon="@drawable/ic_walletconnect_circle_blue" | ||
| android:label="@string/app_name" | ||
| android:roundIcon="@drawable/ic_walletconnect_circle_blue" | ||
| android:supportsRtl="true" | ||
| android:theme="@style/Theme.WalletConnect"> | ||
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| <activity | ||
| android:name="com.walletconnect.dapp.ui.host.DappSampleActivity" | ||
| android:exported="true" | ||
| android:screenOrientation="portrait"> | ||
| <intent-filter> | ||
| <action android:name="android.intent.action.MAIN" /> | ||
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| <category android:name="android.intent.category.LAUNCHER" /> | ||
| </intent-filter> | ||
| </activity> | ||
| </application> | ||
| </manifest> |
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45
dapp/src/main/kotlin/com/walletconnect/dapp/DappSampleApplication.kt
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| package com.walletconnect.dapp | ||
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| import android.app.Application | ||
| import com.walletconnect.sample_common.R | ||
| import com.walletconnect.sample_common.WALLET_CONNECT_PROD_RELAY_URL | ||
| import com.walletconnect.walletconnectv2.client.WalletConnect | ||
| import com.walletconnect.walletconnectv2.client.WalletConnectClient | ||
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| class DappSampleApplication: Application() { | ||
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| override fun onCreate() { | ||
| super.onCreate() | ||
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| // This is strictly for sample purposes | ||
| val projectId = resources.getString(R.string.project_id) | ||
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| // Sample of how to use parts of a URI to initialize the WalletConnect SDK | ||
| // val initParts = WalletConnect.Params.Init( | ||
| // application = this, | ||
| // useTls = true, | ||
| // hostName = WALLET_CONNECT_PROD_RELAY_URL, | ||
| // projectId = projectId, //TODO: register at https://walletconnect.com/register to get a project ID | ||
| // metadata = WalletConnect.Model.AppMetaData( | ||
| // name = "Kotlin Dapp", | ||
| // description = "Dapp description", | ||
| // url = "example.dapp", | ||
| // icons = listOf("https://gblobscdn.gitbook.com/spaces%2F-LJJeCjcLrr53DcT1Ml7%2Favatar.png?alt=media") | ||
| // ) | ||
| // ) | ||
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| // Sample of how to use a URI to initialize the WalletConnect SDK | ||
| val initString = WalletConnect.Params.Init( | ||
| application = this, | ||
| relayServerUrl = "wss://$WALLET_CONNECT_PROD_RELAY_URL?projectId=$projectId", //TODO: register at https://walletconnect.com/register to get a project ID | ||
| metadata = WalletConnect.Model.AppMetaData( | ||
| name = "Kotlin Dapp", | ||
| description = "Dapp description", | ||
| url = "example.dapp", | ||
| icons = listOf("https://gblobscdn.gitbook.com/spaces%2F-LJJeCjcLrr53DcT1Ml7%2Favatar.png?alt=media") | ||
| ) | ||
| ) | ||
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| WalletConnectClient.initialize(initString) | ||
| } | ||
| } |
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dapp/src/main/kotlin/com/walletconnect/dapp/domain/DappDelegate.kt
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| package com.walletconnect.dapp.domain | ||
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| import com.walletconnect.walletconnectv2.client.WalletConnect | ||
| import com.walletconnect.walletconnectv2.client.WalletConnectClient | ||
| import kotlinx.coroutines.CoroutineScope | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.SupervisorJob | ||
| import kotlinx.coroutines.flow.MutableSharedFlow | ||
| import kotlinx.coroutines.flow.SharedFlow | ||
| import kotlinx.coroutines.flow.asSharedFlow | ||
| import kotlinx.coroutines.launch | ||
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| object DappDelegate : WalletConnectClient.DappDelegate { | ||
| private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO) | ||
| private val _wcEventModels: MutableSharedFlow<WalletConnect.Model?> = MutableSharedFlow() | ||
| val wcEventModels: SharedFlow<WalletConnect.Model?> = _wcEventModels.asSharedFlow() | ||
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| var selectedSessionTopic: String? = null | ||
| private set | ||
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| init { | ||
| WalletConnectClient.setDappDelegate(this) | ||
| } | ||
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| override fun onSessionApproved(approvedSession: WalletConnect.Model.ApprovedSession) { | ||
| selectedSessionTopic = approvedSession.topic | ||
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| scope.launch { | ||
| _wcEventModels.emit(approvedSession) | ||
| } | ||
| } | ||
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| override fun onSessionRejected(rejectedSession: WalletConnect.Model.RejectedSession) { | ||
| scope.launch { | ||
| _wcEventModels.emit(rejectedSession) | ||
| } | ||
| } | ||
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| override fun onSessionUpdateAccounts(updatedSessionAccounts: WalletConnect.Model.UpdatedSessionAccounts) { | ||
| scope.launch { | ||
| _wcEventModels.emit(updatedSessionAccounts) | ||
| } | ||
| } | ||
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| override fun onSessionUpdateMethods(updatedSessionMethods: WalletConnect.Model.UpdatedSessionMethods) { | ||
| scope.launch { | ||
| _wcEventModels.emit(updatedSessionMethods) | ||
| } | ||
| } | ||
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| override fun onSessionUpdateEvents(updatedSessionEvents: WalletConnect.Model.UpdatedSessionEvents) { | ||
| scope.launch { | ||
| _wcEventModels.emit(updatedSessionEvents) | ||
| } | ||
| } | ||
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| override fun onSessionDelete(deletedSession: WalletConnect.Model.DeletedSession) { | ||
| deselectAccountDetails() | ||
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| scope.launch { | ||
| _wcEventModels.emit(deletedSession) | ||
| } | ||
| } | ||
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| override fun onUpdateSessionExpiry(session: WalletConnect.Model.Session) { | ||
| scope.launch { | ||
| _wcEventModels.emit(session) | ||
| } | ||
| } | ||
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| override fun onSessionRequestResponse(response: WalletConnect.Model.SessionRequestResponse) { | ||
| scope.launch { | ||
| _wcEventModels.emit(response) | ||
| } | ||
| } | ||
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| fun deselectAccountDetails() { | ||
| selectedSessionTopic = null | ||
| } | ||
| } |
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dapp/src/main/kotlin/com/walletconnect/dapp/ui/SampleDappEvents.kt
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| package com.walletconnect.dapp.ui | ||
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| sealed class SampleDappEvents { | ||
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| object SessionApproved : SampleDappEvents() | ||
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| object SessionRejected : SampleDappEvents() | ||
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| data class PingSuccess(val topic: String) : SampleDappEvents() | ||
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| object PingError : SampleDappEvents() | ||
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| object Disconnect : SampleDappEvents() | ||
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| data class RequestSuccess(val result: String) : SampleDappEvents() | ||
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| data class RequestPeerError(val errorMsg: String) : SampleDappEvents() | ||
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| data class RequestError(val exceptionMsg: String) : SampleDappEvents() | ||
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| object NoAction : SampleDappEvents() | ||
| } |
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dapp/src/main/kotlin/com/walletconnect/dapp/ui/connect/ConnectViewModel.kt
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| package com.walletconnect.dapp.ui.connect | ||
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| import android.util.Log | ||
| import androidx.lifecycle.ViewModel | ||
| import androidx.lifecycle.viewModelScope | ||
| import com.walletconnect.dapp.domain.DappDelegate | ||
| import com.walletconnect.dapp.ui.SampleDappEvents | ||
| import com.walletconnect.dapp.ui.connect.chain_select.ChainSelectionUI | ||
| import com.walletconnect.sample_common.EthTestChains | ||
| import com.walletconnect.sample_common.tag | ||
| import com.walletconnect.walletconnectv2.client.WalletConnect | ||
| import com.walletconnect.walletconnectv2.client.WalletConnectClient | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.channels.Channel | ||
| import kotlinx.coroutines.flow.launchIn | ||
| import kotlinx.coroutines.flow.map | ||
| import kotlinx.coroutines.flow.onEach | ||
| import kotlinx.coroutines.flow.receiveAsFlow | ||
| import kotlinx.coroutines.launch | ||
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| class ConnectViewModel : ViewModel() { | ||
| private val _listOfChainUI: MutableList<ChainSelectionUI> = mutableListOf() | ||
| get() { | ||
| return if (field.isEmpty()) { | ||
| EthTestChains.values().mapTo(field) { | ||
| ChainSelectionUI(it.chainName, it.parentChain, it.chainId, it.icon, it.methods) | ||
| } | ||
| } else { | ||
| field | ||
| } | ||
| } | ||
| val listOfChainUI: List<ChainSelectionUI> = _listOfChainUI | ||
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| private val navigationChannel = Channel<SampleDappEvents>(Channel.BUFFERED) | ||
| val navigation = navigationChannel.receiveAsFlow() | ||
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| init { | ||
| DappDelegate.wcEventModels.map { walletEvent: WalletConnect.Model? -> | ||
| when (walletEvent) { | ||
| is WalletConnect.Model.ApprovedSession -> SampleDappEvents.SessionApproved | ||
| is WalletConnect.Model.RejectedSession -> SampleDappEvents.SessionRejected | ||
| else -> SampleDappEvents.NoAction | ||
| } | ||
| }.onEach { event -> | ||
| navigationChannel.trySend(event) | ||
| }.launchIn(viewModelScope) | ||
| } | ||
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| fun updateSelectedChainUI(position: Int, isChecked: Boolean) { | ||
| _listOfChainUI[position].isSelected = isChecked | ||
| } | ||
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| fun connectToWallet(pairingTopicPosition: Int = -1, onProposedSequence: (WalletConnect.Model.ProposedSequence) -> Unit = {}) { | ||
| var pairingTopic: String? = null | ||
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| if (pairingTopicPosition > -1) { | ||
| pairingTopic = WalletConnectClient.getListOfSettledPairings()[pairingTopicPosition].topic | ||
| } | ||
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| val selectedChains: List<ChainSelectionUI> = listOfChainUI.filter { it.isSelected } | ||
| val chains = selectedChains.map { "${it.parentChain}:${it.chainId}" } | ||
| val methods = selectedChains.flatMap { it.methods }.distinct() | ||
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| val connectParams = WalletConnect.Params.Connect( | ||
| chains = chains, | ||
| methods = methods, | ||
| events = listOf(), | ||
| pairingTopic = pairingTopic) | ||
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| WalletConnectClient.connect(connectParams, | ||
| onProposedSequence = { proposedSequence -> | ||
| viewModelScope.launch(Dispatchers.Main) { | ||
| onProposedSequence(proposedSequence) | ||
| } | ||
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| }, | ||
| onFailure = { error -> Log.e(tag(this@ConnectViewModel), error.error.stackTraceToString()) }) | ||
| } | ||
| } |
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