Updated on 2026-08-14

app/src/main/java/com/tangem/tap/common/qrCodeScan/ScanQrCodeActivity.kt

@@ -0,0 +1,65 @@
+package com.tangem.tap.common.qrCodeScan
+
+import android.Manifest
+import android.content.pm.PackageManager
+import android.os.Build
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
+import com.google.zxing.Result
+import com.otaliastudios.cameraview.CameraView.PERMISSION_REQUEST_CODE
+import com.tangem.tap.features.send.redux.AddressPayIdActionUI
+import com.tangem.tap.store
+import me.dm7.barcodescanner.zxing.ZXingScannerView
+
+/**
+[REDACTED_AUTHOR]
+ */
+class ScanQrCodeActivity : AppCompatActivity(), ZXingScannerView.ResultHandler {
+    private lateinit var mScannerView: ZXingScannerView
+
+    override fun onCreate(state: Bundle?) {
+        super.onCreate(state)
+        mScannerView = ZXingScannerView(this)
+        setContentView(mScannerView)
+
+        if (!permissionIsGranted()) requestPermission()
+
+    }
+
+    override fun onResume() {
+        super.onResume()
+        mScannerView.setResultHandler(this)
+        mScannerView.startCamera()
+    }
+
+    override fun onPause() {
+        super.onPause()
+        mScannerView.stopCamera()
+    }
+
+    override fun handleResult(result: Result) {
+        store.dispatch(AddressPayIdActionUI.SetAddressOrPayId(result.text))
+        finish()
+    }
+
+    override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<out String>, grantResults: IntArray) {
+        if (requestCode != PERMISSION_REQUEST_CODE) return
+
+        if (grantResults.isEmpty() || grantResults[0] != PackageManager.PERMISSION_GRANTED) {
+            finish()
+        }
+    }
+
+    private fun permissionIsGranted(): Boolean {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+            val cameraPermission = ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
+            cameraPermission == PackageManager.PERMISSION_GRANTED
+        } else true
+    }
+
+    private fun requestPermission() {
+        ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.CAMERA), PERMISSION_REQUEST_CODE)
+    }
+}