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Code Issues Pull requests Projects Releases 1 Packages Wiki Activity Actions

Updated on 2026-08-14

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Tangem 2019-09-11 12:44:43 +03:00
commit 2402efda34
317 changed files with 2877 additions and 2683 deletions
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app/src/main/java/com/tangem/ui/activity/SendTransactionActivity.kt
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package com.tangem.ui.activity
import android.content.Intent
import android.nfc.NfcAdapter
import android.nfc.Tag
import android.os.Bundle
import android.view.KeyEvent
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import com.tangem.App
import com.tangem.Constant
import com.tangem.card_android.android.nfc.NfcLifecycleObserver
import com.tangem.card_android.android.reader.NfcManager
import com.tangem.card_common.util.Util
import com.tangem.ui.event.TransactionFinishWithError
import com.tangem.ui.event.TransactionFinishWithSuccess
import com.tangem.util.UtilHelper
import com.tangem.wallet.CoinEngine
import com.tangem.wallet.CoinEngineFactory
import com.tangem.wallet.R
import com.tangem.wallet.TangemContext
import org.greenrobot.eventbus.EventBus
import java.io.IOException
class SendTransactionActivity : AppCompatActivity(), NfcAdapter.ReaderCallback {
private lateinit var nfcManager: NfcManager
private lateinit var ctx: TangemContext
private var tx: ByteArray? = null
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_send_transaction)
nfcManager = NfcManager(this, this)
lifecycle.addObserver(NfcLifecycleObserver(nfcManager))
ctx = TangemContext.loadFromBundle(this, intent.extras)
tx = intent.getByteArrayExtra(Constant.EXTRA_TX)
val engine = CoinEngineFactory.create(ctx)
engine!!.requestSendTransaction(
object : CoinEngine.BlockchainRequestsCallbacks {
override fun onComplete(success: Boolean) {
if (success) {
App.pendingTransactionsStorage.putTransaction(ctx.card, Util.bytesToHex(tx), engine.pendingTransactionTimeoutInSeconds())
finishWithSuccess()
}else
finishWithError(ctx.error)
}
override fun onProgress() {
}
override fun allowAdvance(): Boolean {
return UtilHelper.isOnline(this@SendTransactionActivity)
}
},
tx
)
}
override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean {
when (keyCode) {
KeyEvent.KEYCODE_BACK -> {
Toast.makeText(this, R.string.send_transaction_notification_wait, Toast.LENGTH_LONG).show()
return true
}
}
return super.onKeyDown(keyCode, event)
}
override fun onTagDiscovered(tag: Tag) {
try {
nfcManager.ignoreTag(tag)
} catch (e: IOException) {
e.printStackTrace()
}
}
private fun finishWithSuccess() {
val transactionFinishWithSuccess = TransactionFinishWithSuccess()
transactionFinishWithSuccess.message = getString(R.string.send_transaction_success)
EventBus.getDefault().post(transactionFinishWithSuccess)
val intent = Intent()
intent.putExtra(Constant.EXTRA_MESSAGE, getString(R.string.send_transaction_success))
setResult(RESULT_OK, intent)
finish()
}
private fun finishWithError(message: String) {
val transactionFinishWithError = TransactionFinishWithError()
transactionFinishWithError.message = String.format(getString(R.string.send_transaction_error_failed_to_send), message)
EventBus.getDefault().post(transactionFinishWithError)
val intent = Intent()
intent.putExtra(Constant.EXTRA_MESSAGE, String.format(getString(R.string.send_transaction_error_failed_to_send), message))
setResult(RESULT_CANCELED, intent)
finish()
}
}