Updated on 2026-08-14

2018-07-20 14:48:28 +03:00 · 2018-07-20 14:48:28 +03:00 · c08dd3b72d
commit c08dd3b72d
parent 7130b72624
7 changed files with 233 additions and 269 deletions
--- a/app/src/main/java/com/tangem/presentation/activity/PreparePaymentActivity.kt
+++ b/app/src/main/java/com/tangem/presentation/activity/PreparePaymentActivity.kt
@ -0,0 +1,162 @@
+package com.tangem.presentation.activity
+
+import android.annotation.SuppressLint
+import android.app.Activity
+import android.content.Intent
+import android.nfc.NfcAdapter
+import android.nfc.Tag
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import android.text.Html
+import android.text.InputFilter
+import com.tangem.DecimalDigitsInputFilter
+import com.tangem.domain.cardReader.NfcManager
+import com.tangem.domain.wallet.Blockchain
+import com.tangem.domain.wallet.CoinEngineFactory
+import com.tangem.domain.wallet.TangemCard
+import com.tangem.util.FormatUtil
+import com.tangem.wallet.R
+import kotlinx.android.synthetic.main.activity_prepare_payment.*
+import java.io.IOException
+
+class PreparePaymentActivity : AppCompatActivity(), NfcAdapter.ReaderCallback {
+
+    companion object {
+        val TAG: String = PreparePaymentActivity::class.java.simpleName
+
+        private const val REQUEST_CODE_SCAN_QR = 1
+        private const val REQUEST_CODE_SEND_PAYMENT = 2
+    }
+
+    private var useCurrency: Boolean = false
+    private var mCard: TangemCard? = null
+    private var mNfcManager: NfcManager? = null
+
+    @SuppressLint("SetTextI18n")
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_prepare_payment)
+
+        MainActivity.commonInit(applicationContext)
+
+        mNfcManager = NfcManager(this, this)
+
+        mCard = TangemCard(intent.getStringExtra("UID"))
+        mCard!!.LoadFromBundle(intent.extras!!.getBundle("Card"))
+
+        tvCardID.text = mCard!!.cidDescription
+        val engine = CoinEngineFactory.Create(mCard!!.blockchain)
+
+        if (mCard!!.blockchain == Blockchain.Token) {
+            val html = Html.fromHtml(engine!!.GetBalanceWithAlter(mCard))
+            tvBalance.text = html
+        } else
+            tvBalance.text = engine!!.GetBalanceWithAlter(mCard)
+
+        if (mCard!!.remainingSignatures < 2)
+            etAmount!!.isEnabled = false
+
+        if (mCard!!.blockchain == Blockchain.Ethereum || mCard!!.blockchain == Blockchain.EthereumTestNet) {
+            tvCurrency.text = engine.GetBalanceCurrency(mCard)
+            useCurrency = false
+            etAmount!!.setText(engine.GetBalanceValue(mCard))
+        } else if (mCard!!.blockchain == Blockchain.Bitcoin || mCard!!.blockchain == Blockchain.BitcoinTestNet) {
+            val balance = engine.GetBalanceLong(mCard)!! / (mCard!!.blockchain.multiplier / 1000.0)
+            tvCurrency.text = "m" + mCard!!.blockchain.currency
+            useCurrency = true
+            val output = FormatUtil.DoubleToString(balance)
+            etAmount!!.setText(output)
+        } else if (mCard!!.blockchain == Blockchain.BitcoinCash || mCard!!.blockchain == Blockchain.BitcoinCashTestNet) {
+            val balance = engine.GetBalanceLong(mCard)!! / (mCard!!.blockchain.multiplier / 1000.0)
+            tvCurrency.text = "m" + mCard!!.blockchain.currency
+            useCurrency = true
+            val output = FormatUtil.DoubleToString(balance)
+            etAmount!!.setText(output)
+        } else {
+            tvCurrency.text = engine.GetBalanceCurrency(mCard)
+            useCurrency = false
+            etAmount!!.setText(engine.GetBalanceValue(mCard))
+        }
+
+        // set listeners
+        btnVerify.setOnClickListener {
+            val strAmount: String = etAmount!!.text.toString().replace(",", ".")
+
+            val engine1 = CoinEngineFactory.Create(mCard!!.blockchain)
+
+            try {
+                if (!engine.CheckAmount(mCard, etAmount!!.text.toString()))
+                    etAmount!!.error = getString(R.string.not_enough_funds_on_your_card)
+            } catch (e: Exception) {
+                etAmount!!.error = getString(R.string.unknown_amount_format)
+            }
+
+            var checkAddress = false
+            if (engine1 != null)
+                checkAddress = engine1.ValdateAddress(etWallet!!.text.toString(), mCard)
+
+            if (!checkAddress)
+                etWallet!!.error = getString(R.string.incorrect_destination_wallet_address)
+
+            if (etWallet!!.text.toString() == mCard!!.wallet)
+                etWallet!!.error = getString(R.string.destination_wallet_address_equal_source_address)
+
+            val intent = Intent(baseContext, ConfirmPaymentActivity::class.java)
+            intent.putExtra("UID", mCard!!.uid)
+            intent.putExtra("Card", mCard!!.asBundle)
+            intent.putExtra("Wallet", etWallet!!.text.toString())
+            intent.putExtra(SignPaymentActivity.EXTRA_AMOUNT, strAmount)
+            startActivityForResult(intent, REQUEST_CODE_SEND_PAYMENT)
+        }
+
+        ivCamera.setOnClickListener {
+            val intent = Intent(baseContext, QRScanActivity::class.java)
+            startActivityForResult(intent, REQUEST_CODE_SCAN_QR)
+        }
+
+        if (mCard!!.blockchain == Blockchain.Bitcoin)
+            etAmount.filters = arrayOf<InputFilter>(DecimalDigitsInputFilter(5))
+    }
+
+    public override fun onResume() {
+        super.onResume()
+        mNfcManager!!.onResume()
+    }
+
+    public override fun onPause() {
+        super.onPause()
+        mNfcManager!!.onPause()
+    }
+
+    public override fun onStop() {
+        super.onStop()
+        mNfcManager!!.onStop()
+    }
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        if (requestCode == REQUEST_CODE_SCAN_QR && resultCode == Activity.RESULT_OK && data != null && data.extras!!.containsKey("QRCode")) {
+            var code = data.getStringExtra("QRCode")
+            if (code.contains("bitcoin:")) {
+                val tmp = code.split("bitcoin:".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
+                code = tmp[1]
+            }
+            etWallet!!.setText(code)
+        } else if (requestCode == REQUEST_CODE_SEND_PAYMENT) {
+
+            setResult(resultCode, data)
+            finish()
+        }
+    }
+
+    override fun onTagDiscovered(tag: Tag) {
+        try {
+//            Log.w(javaClass.name, "Ignore discovered tag!")
+            mNfcManager!!.ignoreTag(tag)
+        } catch (e: IOException) {
+            e.printStackTrace()
+        }
+
+    }
+
+}