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@ -1,141 +1,96 @@
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package org.thoughtcrime.securesms.preferences
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import android.content.Intent
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import android.graphics.Bitmap
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import android.os.Bundle
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import android.os.Environment
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.Toast
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.FragmentPagerAdapter
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import androidx.compose.foundation.ExperimentalFoundationApi
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import androidx.compose.foundation.layout.Column
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.foundation.layout.padding
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import androidx.compose.foundation.pager.HorizontalPager
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import androidx.compose.foundation.pager.rememberPagerState
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import androidx.compose.material.MaterialTheme
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import androidx.compose.material.Text
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import androidx.compose.runtime.Composable
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.text.style.TextAlign
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import androidx.compose.ui.unit.dp
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import network.loki.messenger.R
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import network.loki.messenger.databinding.ActivityQrCodeBinding
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import network.loki.messenger.databinding.FragmentViewMyQrCodeBinding
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import org.session.libsession.utilities.Address
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import org.session.libsession.utilities.TextSecurePreferences
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import org.session.libsession.utilities.recipients.Recipient
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import org.session.libsignal.utilities.PublicKeyValidation
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import org.thoughtcrime.securesms.PassphraseRequiredActionBarActivity
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import org.thoughtcrime.securesms.conversation.v2.ConversationActivityV2
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import org.thoughtcrime.securesms.dependencies.DatabaseComponent
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import org.thoughtcrime.securesms.util.FileProviderUtil
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import org.thoughtcrime.securesms.util.QRCodeUtilities
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import org.thoughtcrime.securesms.util.ScanQRCodeWrapperFragment
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import org.thoughtcrime.securesms.database.threadDatabase
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import org.thoughtcrime.securesms.ui.components.MaybeScanQrCode
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import org.thoughtcrime.securesms.ui.components.QrImage
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import org.thoughtcrime.securesms.ui.components.SessionTabRow
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import org.thoughtcrime.securesms.ui.setComposeContent
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import org.thoughtcrime.securesms.ui.small
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import org.thoughtcrime.securesms.util.ScanQRCodeWrapperFragmentDelegate
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import org.thoughtcrime.securesms.util.toPx
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import java.io.File
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import java.io.FileOutputStream
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import org.thoughtcrime.securesms.util.start
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private val TITLES = listOf(R.string.view, R.string.scan)
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class QRCodeActivity : PassphraseRequiredActionBarActivity(), ScanQRCodeWrapperFragmentDelegate {
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private lateinit var binding: ActivityQrCodeBinding
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private val adapter = QRCodeActivityAdapter(this)
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// region Lifecycle
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override fun onCreate(savedInstanceState: Bundle?, isReady: Boolean) {
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super.onCreate(savedInstanceState, isReady)
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binding = ActivityQrCodeBinding.inflate(layoutInflater)
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// Set content view
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setContentView(binding.root)
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// Set title
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supportActionBar!!.title = resources.getString(R.string.activity_qr_code_title)
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// Set up view pager
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binding.viewPager.adapter = adapter
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binding.tabLayout.setupWithViewPager(binding.viewPager)
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}
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// endregion
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// region Interaction
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override fun handleQRCodeScanned(hexEncodedPublicKey: String) {
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createPrivateChatIfPossible(hexEncodedPublicKey)
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setComposeContent {
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Tabs(TextSecurePreferences.getLocalNumber(this)!!)
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}
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}
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fun createPrivateChatIfPossible(hexEncodedPublicKey: String) {
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if (!PublicKeyValidation.isValid(hexEncodedPublicKey)) { return Toast.makeText(this, R.string.invalid_session_id, Toast.LENGTH_SHORT).show() }
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val recipient = Recipient.from(this, Address.fromSerialized(hexEncodedPublicKey), false)
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val intent = Intent(this, ConversationActivityV2::class.java)
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intent.putExtra(ConversationActivityV2.ADDRESS, recipient.address)
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intent.setDataAndType(getIntent().data, getIntent().type)
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val existingThread = DatabaseComponent.get(this).threadDatabase().getThreadIdIfExistsFor(recipient)
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intent.putExtra(ConversationActivityV2.THREAD_ID, existingThread)
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startActivity(intent)
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override fun handleQRCodeScanned(string: String) {
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if (!PublicKeyValidation.isValid(string)) {
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return Toast.makeText(this, R.string.invalid_session_id, Toast.LENGTH_SHORT).show()
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}
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val recipient = Recipient.from(this, Address.fromSerialized(string), false)
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start<ConversationActivityV2> {
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putExtra(ConversationActivityV2.ADDRESS, recipient.address)
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setDataAndType(intent.data, intent.type)
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val existingThread = threadDatabase().getThreadIdIfExistsFor(recipient)
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putExtra(ConversationActivityV2.THREAD_ID, existingThread)
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}
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finish()
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}
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// endregion
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}
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// region Adapter
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private class QRCodeActivityAdapter(val activity: QRCodeActivity) : FragmentPagerAdapter(activity.supportFragmentManager) {
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override fun getCount(): Int {
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return 2
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}
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@OptIn(ExperimentalFoundationApi::class)
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@Composable
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fun Tabs(sessionId: String) {
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val pagerState = rememberPagerState { TITLES.size }
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override fun getItem(index: Int): Fragment {
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return when (index) {
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0 -> ViewMyQRCodeFragment()
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1 -> {
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val result = ScanQRCodeWrapperFragment()
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result.delegate = activity
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result.message = activity.resources.getString(R.string.activity_qr_code_view_scan_qr_code_explanation)
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result
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Column {
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SessionTabRow(pagerState, TITLES)
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HorizontalPager(
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state = pagerState,
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modifier = Modifier.weight(1f)
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) { page ->
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when (TITLES[page]) {
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R.string.view -> QrPage(sessionId)
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R.string.scan -> MaybeScanQrCode()
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}
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else -> throw IllegalStateException()
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}
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}
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override fun getPageTitle(index: Int): CharSequence? {
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return when (index) {
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0 -> activity.resources.getString(R.string.activity_qr_code_view_my_qr_code_tab_title)
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1 -> activity.resources.getString(R.string.activity_qr_code_view_scan_qr_code_tab_title)
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else -> throw IllegalStateException()
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}
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}
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}
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// endregion
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// region View My QR Code Fragment
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class ViewMyQRCodeFragment : Fragment() {
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private lateinit var binding: FragmentViewMyQrCodeBinding
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private val hexEncodedPublicKey: String
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get() {
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return TextSecurePreferences.getLocalNumber(requireContext())!!
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}
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
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binding = FragmentViewMyQrCodeBinding.inflate(inflater, container, false)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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val size = toPx(280, resources)
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val qrCode = QRCodeUtilities.encode(hexEncodedPublicKey, size, false, false)
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binding.qrCodeImageView.setImageBitmap(qrCode)
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// val explanation = SpannableStringBuilder("This is your unique public QR code. Other users can scan this to start a conversation with you.")
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// explanation.setSpan(StyleSpan(Typeface.BOLD), 8, 34, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)
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binding.explanationTextView.text = resources.getString(R.string.fragment_view_my_qr_code_explanation)
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binding.shareButton.setOnClickListener { shareQRCode() }
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}
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@Composable
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fun QrPage(string: String) {
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Column(modifier = Modifier.padding(horizontal = 32.dp).fillMaxSize()) {
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QrImage(
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string = string,
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contentDescription = "Your session id",
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modifier = Modifier.padding(top = 32.dp, bottom = 12.dp),
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icon = R.drawable.session
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)
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private fun shareQRCode() {
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val directory = requireContext().getExternalFilesDir(Environment.DIRECTORY_PICTURES)
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val fileName = "$hexEncodedPublicKey.png"
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val file = File(directory, fileName)
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file.createNewFile()
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val fos = FileOutputStream(file)
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val size = toPx(280, resources)
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val qrCode = QRCodeUtilities.encode(hexEncodedPublicKey, size, false, false)
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qrCode.compress(Bitmap.CompressFormat.PNG, 100, fos)
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fos.flush()
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fos.close()
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val intent = Intent(Intent.ACTION_SEND)
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intent.putExtra(Intent.EXTRA_STREAM, FileProviderUtil.getUriFor(requireActivity(), file))
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intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
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intent.type = "image/png"
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startActivity(Intent.createChooser(intent, resources.getString(R.string.fragment_view_my_qr_code_share_title)))
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Text(
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text = "This is your Account ID. Other users can scan it to start a conversation with you.",
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textAlign = TextAlign.Center,
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style = MaterialTheme.typography.small
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)
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}
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}
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// endregion
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Andrew
2 months ago