357 lines
17 KiB
Kotlin
357 lines
17 KiB
Kotlin
package sushi.hardcore.aira
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import android.content.ComponentName
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import android.content.Context
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import android.content.Intent
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import android.content.ServiceConnection
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import android.os.Bundle
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import android.os.IBinder
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import android.provider.OpenableColumns
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import android.view.Menu
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import android.view.MenuItem
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import android.view.View
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import android.widget.Toast
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import androidx.activity.result.contract.ActivityResultContracts
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import androidx.appcompat.app.AlertDialog
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import androidx.appcompat.app.AppCompatActivity
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import androidx.constraintlayout.widget.ConstraintLayout
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import androidx.core.view.updatePadding
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import sushi.hardcore.aira.adapters.ChatAdapter
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import sushi.hardcore.aira.background_service.AIRAService
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import sushi.hardcore.aira.background_service.Protocol
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import sushi.hardcore.aira.background_service.ReceiveFileTransfer
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import sushi.hardcore.aira.databinding.ActivityChatBinding
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import sushi.hardcore.aira.databinding.DialogFingerprintsBinding
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import sushi.hardcore.aira.databinding.DialogInfoBinding
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import sushi.hardcore.aira.utils.FileUtils
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import sushi.hardcore.aira.utils.StringUtils
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import java.io.FileNotFoundException
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class ChatActivity : AppCompatActivity() {
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private external fun generateFingerprint(publicKey: ByteArray): String
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private lateinit var binding: ActivityChatBinding
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private var sessionId = -1
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private lateinit var sessionName: String
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private lateinit var airaService: AIRAService
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private lateinit var chatAdapter: ChatAdapter
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private var lastLoadedMessageOffset = 0
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private var isActivityInForeground = false
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private val filePicker = registerForActivityResult(ActivityResultContracts.GetContent()) { uri ->
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if (::airaService.isInitialized && uri != null) {
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contentResolver.query(uri, null, null, null, null)?.let { cursor ->
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if (cursor.moveToFirst()) {
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try {
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contentResolver.openInputStream(uri)?.let { inputStream ->
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val fileName = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME))
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val fileSize = cursor.getLong(cursor.getColumnIndex(OpenableColumns.SIZE))
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airaService.sendFileTo(sessionId, fileName, fileSize, inputStream)?.let { msg ->
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chatAdapter.newMessage(ChatItem(true, msg))
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}
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if (airaService.contacts.contains(sessionId)) {
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lastLoadedMessageOffset += 1
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}
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}
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} catch (e: FileNotFoundException) {
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Toast.makeText(this, e.localizedMessage, Toast.LENGTH_SHORT).show()
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}
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}
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cursor.close()
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}
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}
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}
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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binding = ActivityChatBinding.inflate(layoutInflater)
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setContentView(binding.root)
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supportActionBar?.setDisplayHomeAsUpEnabled(true)
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sessionId = intent.getIntExtra("sessionId", -1)
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if (sessionId != -1) {
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intent.getStringExtra("sessionName")?.let { name ->
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sessionName = name
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title = name
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chatAdapter = ChatAdapter(this@ChatActivity, ::onClickSaveFile)
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binding.recyclerChat.apply {
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adapter = chatAdapter
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layoutManager = LinearLayoutManager(this@ChatActivity, LinearLayoutManager.VERTICAL, false).apply {
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stackFromEnd = true
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}
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addOnScrollListener(object : RecyclerView.OnScrollListener() {
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fun loadMsgsIfNeeded(recyclerView: RecyclerView) {
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if (!recyclerView.canScrollVertically(-1) && ::airaService.isInitialized) {
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airaService.contacts[sessionId]?.let { contact ->
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loadMsgs(contact.uuid)
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}
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}
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}
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override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
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loadMsgsIfNeeded(recyclerView)
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}
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override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
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loadMsgsIfNeeded(recyclerView)
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}
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})
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}
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Intent(this, AIRAService::class.java).also { serviceIntent ->
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bindService(serviceIntent, object : ServiceConnection {
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override fun onServiceConnected(name: ComponentName?, service: IBinder) {
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val binder = service as AIRAService.AIRABinder
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airaService = binder.getService()
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airaService.contacts[sessionId]?.let { contact ->
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displayIconTrustLevel(true, contact.verified)
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loadMsgs(contact.uuid)
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}
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airaService.receiveFileTransfers[sessionId]?.let {
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if (it.shouldAsk) {
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it.ask(this@ChatActivity, sessionName)
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}
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}
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airaService.savedMsgs[sessionId]?.let {
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for (chatItem in it.asReversed()) {
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chatAdapter.newLoadedMessage(chatItem)
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}
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}
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binding.recyclerChat.smoothScrollToPosition(chatAdapter.itemCount)
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val onConnected = {
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findViewById<ConstraintLayout>(R.id.bottom_panel).visibility = View.VISIBLE
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binding.buttonSend.setOnClickListener {
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val msg = binding.editMessage.text.toString()
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airaService.sendTo(sessionId, Protocol.newMessage(msg))
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binding.editMessage.text.clear()
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chatAdapter.newMessage(ChatItem(true, Protocol.newMessage(msg)))
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if (airaService.contacts.contains(sessionId)) {
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lastLoadedMessageOffset += 1
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}
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binding.recyclerChat.smoothScrollToPosition(chatAdapter.itemCount)
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}
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binding.buttonAttach.setOnClickListener {
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filePicker.launch("*/*")
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}
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}
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airaService.uiCallbacks = object : AIRAService.UiCallbacks {
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override fun onNewSession(sessionId: Int, ip: String) {
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if (this@ChatActivity.sessionId == sessionId) {
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runOnUiThread {
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onConnected()
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}
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}
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}
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override fun onSessionDisconnect(sessionId: Int) {
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if (this@ChatActivity.sessionId == sessionId) {
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runOnUiThread {
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findViewById<ConstraintLayout>(R.id.bottom_panel).visibility = View.GONE
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binding.buttonSend.setOnClickListener(null)
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binding.buttonAttach.setOnClickListener(null)
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}
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}
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}
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override fun onNameTold(sessionId: Int, name: String) {
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if (this@ChatActivity.sessionId == sessionId) {
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runOnUiThread {
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sessionName = name
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title = name
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}
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}
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}
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override fun onNewMessage(sessionId: Int, data: ByteArray): Boolean {
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return if (this@ChatActivity.sessionId == sessionId) {
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runOnUiThread {
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chatAdapter.newMessage(ChatItem(false, data))
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binding.recyclerChat.smoothScrollToPosition(chatAdapter.itemCount)
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}
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if (airaService.contacts.contains(sessionId)) {
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lastLoadedMessageOffset += 1
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}
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isActivityInForeground
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} else {
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false
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}
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}
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override fun onAskLargeFile(sessionId: Int, name: String, receiveFileTransfer: ReceiveFileTransfer): Boolean {
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return if (this@ChatActivity.sessionId == sessionId) {
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runOnUiThread {
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receiveFileTransfer.ask(this@ChatActivity, name)
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}
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true
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} else {
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false
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}
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}
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}
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airaService.isAppInBackground = false
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if (airaService.isOnline(sessionId)) {
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onConnected()
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binding.recyclerChat.updatePadding(bottom = 0)
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}
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airaService.setSeen(sessionId, true)
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}
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override fun onServiceDisconnected(name: ComponentName?) {}
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}, Context.BIND_AUTO_CREATE)
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}
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}
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}
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}
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fun displayIconTrustLevel(isContact: Boolean, isVerified: Boolean) {
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when {
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isVerified -> {
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binding.imageTrustLevel.setImageResource(R.drawable.ic_verified)
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}
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isContact -> {
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binding.imageTrustLevel.setImageDrawable(null)
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}
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else -> {
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binding.imageTrustLevel.setImageResource(R.drawable.ic_warning)
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}
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}
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}
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fun loadMsgs(contactUuid: String) {
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AIRADatabase.loadMsgs(contactUuid, lastLoadedMessageOffset, Constants.MSG_LOADING_COUNT)?.let {
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for (chatItem in it.asReversed()) {
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chatAdapter.newLoadedMessage(chatItem)
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}
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lastLoadedMessageOffset += it.size
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}
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}
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override fun onCreateOptionsMenu(menu: Menu): Boolean {
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menuInflater.inflate(R.menu.chat_activity, menu)
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val contact = airaService.contacts[sessionId]
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if (contact == null){
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menu.findItem(R.id.delete_conversation).isVisible = false
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menu.findItem(R.id.set_as_contact).isVisible = true
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menu.findItem(R.id.remove_contact).isVisible = false
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menu.findItem(R.id.verify).isVisible = false
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} else {
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menu.findItem(R.id.delete_conversation).isVisible = true
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menu.findItem(R.id.set_as_contact).isVisible = false
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menu.findItem(R.id.remove_contact).isVisible = true
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menu.findItem(R.id.verify).isVisible = !contact.verified
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}
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return true
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}
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override fun onOptionsItemSelected(item: MenuItem): Boolean {
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return when (item.itemId) {
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android.R.id.home -> {
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finish()
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true
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}
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R.id.session_info -> {
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val contact = airaService.contacts[sessionId]
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val session = airaService.sessions[sessionId]
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val publicKey = contact?.publicKey ?: session?.peerPublicKey
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val dialogBinding = DialogInfoBinding.inflate(layoutInflater)
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dialogBinding.textAvatar.setLetterFrom(sessionName)
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dialogBinding.textFingerprint.text = StringUtils.beautifyFingerprint(generateFingerprint(publicKey!!))
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if (session == null) {
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dialogBinding.onlineFields.visibility = View.GONE
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} else {
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dialogBinding.textIp.text = session.ip
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dialogBinding.textOutgoing.text = getString(if (session.outgoing) {
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R.string.outgoing
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} else {
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R.string.incoming
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})
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}
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AlertDialog.Builder(this)
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.setTitle(sessionName)
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.setView(dialogBinding.root)
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.setPositiveButton(R.string.ok, null)
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.show()
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true
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}
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R.id.set_as_contact -> {
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if (airaService.setAsContact(sessionId, sessionName)) {
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invalidateOptionsMenu()
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displayIconTrustLevel(true, false)
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}
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true
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}
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R.id.remove_contact -> {
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AlertDialog.Builder(this)
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.setTitle(R.string.warning)
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.setMessage(R.string.ask_remove_contact)
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.setPositiveButton(R.string.delete) { _, _ ->
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if (airaService.removeContact(sessionId)) {
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invalidateOptionsMenu()
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displayIconTrustLevel(false, false)
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}
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}
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.setNegativeButton(R.string.cancel, null)
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.show()
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true
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}
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R.id.verify -> {
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airaService.contacts[sessionId]?.let { contact ->
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val localFingerprint = StringUtils.beautifyFingerprint(AIRADatabase.getIdentityFingerprint())
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val peerFingerprint = StringUtils.beautifyFingerprint(generateFingerprint(contact.publicKey))
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val dialogBinding = DialogFingerprintsBinding.inflate(layoutInflater)
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dialogBinding.textLocalFingerprint.text = localFingerprint
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dialogBinding.textPeerFingerprint.text = peerFingerprint
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AlertDialog.Builder(this)
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.setTitle(R.string.verifying_contact)
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.setView(dialogBinding.root)
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.setPositiveButton(R.string.they_match) { _, _ ->
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if (airaService.setVerified(sessionId)) {
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invalidateOptionsMenu()
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displayIconTrustLevel(true, true)
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}
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}
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.setNegativeButton(R.string.cancel, null)
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.show()
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}
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true
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}
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R.id.delete_conversation -> {
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AlertDialog.Builder(this)
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.setTitle(R.string.warning)
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.setMessage(R.string.ask_delete_conversation)
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.setPositiveButton(R.string.delete) { _, _ ->
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if (airaService.deleteConversation(sessionId)) {
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chatAdapter.clear()
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}
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}
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.setNegativeButton(R.string.cancel, null)
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.show()
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true
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}
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else -> super.onOptionsItemSelected(item)
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}
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}
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override fun onResume() {
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super.onResume()
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isActivityInForeground = true
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if (::airaService.isInitialized) {
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airaService.setSeen(sessionId, true)
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airaService.isAppInBackground = false
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}
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}
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override fun onPause() {
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super.onPause()
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isActivityInForeground = false
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if (::airaService.isInitialized) {
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airaService.isAppInBackground = true
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}
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}
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private fun onClickSaveFile(fileName: String, rawUuid: ByteArray) {
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FileUtils.openFileForDownload(this, fileName)?.apply {
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AIRADatabase.loadFile(rawUuid)?.let {
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write(it)
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Toast.makeText(this@ChatActivity, R.string.file_saved, Toast.LENGTH_SHORT).show()
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}
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close()
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}
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}
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} |