AIRA-android/app/src/main/java/sushi/hardcore/aira/ChatActivity.kt

326 lines
15 KiB
Kotlin

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