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Refactor file attachment repositories
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Remove SecureFileAttachmentRepository and some SC use cases that duplicated the logic.
Refactor FileAttachmentRepository and the file upload use cases. FileAttachmentRepository is used for both SC and Live Engagement.

MOB-3791
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@AndriiHorishniiMOC
AndriiHorishniiMOC committed Dec 13, 2024
1 parent 71de68b commit 2741376
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Showing 36 changed files with 214 additions and 600 deletions.
15 changes: 7 additions & 8 deletions widgetssdk/src/main/java/com/glia/widgets/chat/controller/ChatController.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,6 @@ import com.glia.widgets.core.engagement.domain.UpdateOperatorDefaultImageUrlUseC
import com.glia.widgets.core.fileupload.domain.AddFileAttachmentsObserverUseCase
import com.glia.widgets.core.fileupload.domain.AddFileToAttachmentAndUploadUseCase
import com.glia.widgets.core.fileupload.domain.GetFileAttachmentsUseCase
import com.glia.widgets.core.fileupload.domain.RemoveFileAttachmentObserverUseCase
import com.glia.widgets.core.fileupload.domain.RemoveFileAttachmentUseCase
import com.glia.widgets.core.fileupload.domain.SupportedFileCountCheckUseCase
import com.glia.widgets.core.fileupload.model.LocalAttachment
Expand Down Expand Up @@ -89,8 +88,8 @@ import com.glia.widgets.view.MinimizeHandler
import com.glia.widgets.webbrowser.domain.GetUrlFromLinkUseCase
import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
import io.reactivex.rxjava3.disposables.CompositeDisposable
import io.reactivex.rxjava3.functions.Consumer
import io.reactivex.rxjava3.schedulers.Schedulers
import java.util.Observer

internal class ChatController(
private val callTimer: TimeCounter,
Expand All @@ -104,7 +103,6 @@ internal class ChatController(
private val endEngagementUseCase: EndEngagementUseCase,
private val addFileToAttachmentAndUploadUseCase: AddFileToAttachmentAndUploadUseCase,
private val addFileAttachmentsObserverUseCase: AddFileAttachmentsObserverUseCase,
private val removeFileAttachmentObserverUseCase: RemoveFileAttachmentObserverUseCase,
private val getFileAttachmentsUseCase: GetFileAttachmentsUseCase,
private val removeFileAttachmentUseCase: RemoveFileAttachmentUseCase,
private val supportedFileCountCheckUseCase: SupportedFileCountCheckUseCase,
Expand Down Expand Up @@ -183,10 +181,10 @@ internal class ChatController(
@Volatile
private var isChatViewPaused = false

private val fileAttachmentObserver = Observer { _, _ ->
private val fileAttachmentCallback = Consumer<List<LocalAttachment>> { attachments ->
view?.apply {
emitUploadAttachments(getFileAttachmentsUseCase())
emitViewState {
emitUploadAttachments(attachments)
chatState.setShowSendButton(isShowSendButtonUseCase(chatState.lastTypedText))
.setIsAttachmentButtonEnabled(supportedFileCountCheckUseCase())
}
Expand Down Expand Up @@ -313,7 +311,9 @@ internal class ChatController(
}

private fun prepareChatComponents() {
addFileAttachmentsObserverUseCase.execute(fileAttachmentObserver)
disposable.add(
addFileAttachmentsObserverUseCase().subscribe(fileAttachmentCallback)
)
minimizeHandler.addListener { minimizeView() }
timerStatusListener?.also { callTimer.removeFormattedValueListener(it) }
val newTimerListener = createNewTimerCallback()
Expand Down Expand Up @@ -376,7 +376,6 @@ internal class ChatController(
timerStatusListener = null
callTimer.clear()
minimizeHandler.clear()
removeFileAttachmentObserverUseCase(fileAttachmentObserver)
chatManager.reset()
}
}
Expand Down Expand Up @@ -855,7 +854,7 @@ internal class ChatController(
}

private fun onAttachmentReceived(file: LocalAttachment) {
addFileToAttachmentAndUploadUseCase.execute(file, object : AddFileToAttachmentAndUploadUseCase.Listener {
addFileToAttachmentAndUploadUseCase(file, object : AddFileToAttachmentAndUploadUseCase.Listener {
override fun onFinished() {
Logger.d(TAG, "fileUploadFinished")
//We need this file locally, so clearing only file uri reference
Expand Down
2 changes: 1 addition & 1 deletion widgetssdk/src/main/java/com/glia/widgets/chat/domain/GliaSendMessageUseCase.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ internal class GliaSendMessageUseCase(

fun execute(message: String, listener: Listener) {
val localAttachments: List<LocalAttachment>? = fileAttachmentRepository
.readyToSendLocalAttachments
.getReadyToSendFileAttachments()
.filter { it.engagementFile != null }
.takeIf { it.isNotEmpty() }

Expand Down
2 changes: 1 addition & 1 deletion widgetssdk/src/main/java/com/glia/widgets/chat/domain/IsShowSendButtonUseCase.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ internal class IsShowSendButtonUseCase(
}

private fun hadReadyToSendUnsentAttachments(): Boolean {
return fileAttachmentRepository.readyToSendLocalAttachments.isNotEmpty()
return fileAttachmentRepository.getReadyToSendFileAttachments().isNotEmpty()
}

private fun hasEngagementOngoingAndReadyToSendUnsentAttachments(): Boolean {
Expand Down
158 changes: 82 additions & 76 deletions widgetssdk/src/main/java/com/glia/widgets/core/fileupload/FileAttachmentRepository.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -9,46 +9,75 @@ import com.glia.widgets.core.engagement.exception.EngagementMissingException
import com.glia.widgets.core.fileupload.domain.AddFileToAttachmentAndUploadUseCase
import com.glia.widgets.core.fileupload.model.LocalAttachment
import com.glia.widgets.di.GliaCore
import java.util.Observable
import java.util.Observer
import io.reactivex.rxjava3.core.Observable
import io.reactivex.rxjava3.subjects.BehaviorSubject
import kotlin.jvm.optionals.getOrNull

internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
internal interface FileAttachmentRepository {
val observable: Observable<List<LocalAttachment>>

fun getFileAttachments(): List<LocalAttachment>
fun getReadyToSendFileAttachments(): List<LocalAttachment>
fun getAttachedFilesCount(): Int
fun isFileAttached(uri: Uri): Boolean
fun attachFile(file: LocalAttachment)
fun uploadFile(shouldUseSecureMessagingEndpoints: Boolean, file: LocalAttachment, listener: AddFileToAttachmentAndUploadUseCase.Listener)
fun detachFile(attachment: LocalAttachment)
fun detachFiles(attachments: List<LocalAttachment>)
fun detachAllFiles()
fun setFileAttachmentTooLarge(uri: Uri)
fun setSupportedFileAttachmentCountExceeded(uri: Uri)
fun setFileAttachmentEngagementMissing(uri: Uri)
}

internal class FileAttachmentRepositoryImpl(
private val gliaCore: GliaCore
) : FileAttachmentRepository {
private val secureConversations: SecureConversations by lazy {
gliaCore.secureConversations
}

private val observable = ObservableFileAttachmentList()
private val _observable = BehaviorSubject.createDefault(emptyList<LocalAttachment>())

override val observable: Observable<List<LocalAttachment>> = _observable

val localAttachments: List<LocalAttachment>
get() = observable.localAttachments
override fun getFileAttachments(): List<LocalAttachment> {
return _observable.value ?: emptyList()
}

val readyToSendLocalAttachments: List<LocalAttachment>
get() = observable.localAttachments
override fun getReadyToSendFileAttachments(): List<LocalAttachment> {
return getFileAttachments()
.filter { obj: LocalAttachment -> obj.isReadyToSend }
}

val attachedFilesCount: Long
get() = observable.localAttachments.size.toLong()
override fun getAttachedFilesCount(): Int {
return getFileAttachments().size
}

fun isFileAttached(uri: Uri): Boolean {
return observable.localAttachments
override fun isFileAttached(uri: Uri): Boolean {
return getFileAttachments()
.any { it.uri == uri }
}

fun attachFile(file: LocalAttachment) {
observable.notifyUpdate(
observable.localAttachments + file
)
override fun attachFile(file: LocalAttachment) {
_observable.onNext(getFileAttachments() + file)
}

fun uploadFile(shouldUseSecureMessagingEndpoints: Boolean, file: LocalAttachment, listener: AddFileToAttachmentAndUploadUseCase.Listener) {
val engagement = gliaCore.currentEngagement.getOrNull()
when {
override fun uploadFile(shouldUseSecureMessagingEndpoints: Boolean, file: LocalAttachment, listener: AddFileToAttachmentAndUploadUseCase.Listener) {
if (shouldUseSecureMessagingEndpoints) {
uploadFileForSecureConversation(file, listener)
} else {
uploadFileForLiveEngagement(file, listener)
}
}

shouldUseSecureMessagingEndpoints -> {
secureConversations.uploadFile(file.uri, handleFileUpload(file, listener))
}
private fun uploadFileForSecureConversation(file: LocalAttachment, listener: AddFileToAttachmentAndUploadUseCase.Listener) {
secureConversations.uploadFile(file.uri, handleFileUpload(file, listener))
}

private fun uploadFileForLiveEngagement(file: LocalAttachment, listener: AddFileToAttachmentAndUploadUseCase.Listener) {
val engagement = gliaCore.currentEngagement.getOrNull()
when {
engagement != null -> {
engagement.uploadFile(file.uri, handleFileUpload(file, listener))
}
Expand Down Expand Up @@ -76,51 +105,26 @@ internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
}
}

fun setFileAttachmentTooLarge(uri: Uri) {
setFileAttachmentStatus(uri, LocalAttachment.Status.ERROR_FILE_TOO_LARGE)
}

fun setSupportedFileAttachmentCountExceeded(uri: Uri) {
setFileAttachmentStatus(
uri,
LocalAttachment.Status.ERROR_SUPPORTED_FILE_ATTACHMENT_COUNT_EXCEEDED
)
}

fun setFileAttachmentEngagementMissing(uri: Uri) {
setFileAttachmentStatus(uri, LocalAttachment.Status.ERROR_ENGAGEMENT_MISSING)
}

fun detachFile(attachment: LocalAttachment?) {
observable.notifyUpdate(
observable.localAttachments
.filter { it.uri !== attachment?.uri }
override fun detachFile(attachment: LocalAttachment) {
_observable.onNext(
getFileAttachments()
.filter { it.uri !== attachment.uri }
)
}

fun detachFiles(attachments: List<LocalAttachment?>) {
observable.notifyUpdate(
observable.localAttachments
override fun detachFiles(attachments: List<LocalAttachment>) {
_observable.onNext(
getFileAttachments()
.filter { attachment: LocalAttachment? ->
!attachments.contains(attachment)
!attachments.contains(
attachment
)
}
)
}

fun detachAllFiles() {
observable.notifyUpdate(ArrayList())
}

fun addObserver(observer: Observer?) {
observable.addObserver(observer)
}

fun removeObserver(observer: Observer?) {
observable.deleteObserver(observer)
}

fun clearObservers() {
observable.deleteObservers()
override fun detachAllFiles() {
_observable.onNext(emptyList())
}

private fun onUploadFileSecurityScanRequired(
Expand All @@ -130,7 +134,7 @@ internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
) {
setFileAttachmentStatus(uri, LocalAttachment.Status.SECURITY_SCAN)
listener.onSecurityCheckStarted()
engagementFile.on(EngagementFile.Events.SCAN_RESULT) { scanResult: EngagementFile.ScanResult ->
engagementFile.on(EngagementFile.Events.SCAN_RESULT) { scanResult: EngagementFile.ScanResult? ->
engagementFile.off(EngagementFile.Events.SCAN_RESULT)
listener.onSecurityCheckFinished(scanResult)
onUploadFileSecurityScanReceived(uri, engagementFile, scanResult, listener)
Expand All @@ -140,7 +144,7 @@ internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
private fun onUploadFileSecurityScanReceived(
uri: Uri,
engagementFile: EngagementFile?,
scanResult: EngagementFile.ScanResult,
scanResult: EngagementFile.ScanResult?,
listener: AddFileToAttachmentAndUploadUseCase.Listener
) {
if (scanResult == EngagementFile.ScanResult.CLEAN && engagementFile != null) {
Expand All @@ -161,8 +165,8 @@ internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
}

private fun setFileAttachmentStatus(uri: Uri, status: LocalAttachment.Status) {
observable.notifyUpdate(
observable.localAttachments
_observable.onNext(
getFileAttachments()
.map { localAttachment: LocalAttachment ->
if (localAttachment.uri === uri) {
localAttachment.copy(attachmentStatus = status)
Expand All @@ -174,18 +178,30 @@ internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
}

private fun onEngagementFileReceived(uri: Uri, engagementFile: EngagementFile) {
observable.notifyUpdate(
observable.localAttachments
_observable.onNext(
getFileAttachments()
.map { attachment: LocalAttachment ->
if (attachment.uri == uri) {
attachment.copy(attachmentStatus = LocalAttachment.Status.READY_TO_SEND, engagementFile = engagementFile)
attachment.copy(engagementFile = engagementFile, attachmentStatus = LocalAttachment.Status.READY_TO_SEND)
} else {
attachment
}
}
)
}

override fun setFileAttachmentTooLarge(uri: Uri) {
setFileAttachmentStatus(uri, LocalAttachment.Status.ERROR_FILE_TOO_LARGE)
}

override fun setSupportedFileAttachmentCountExceeded(uri: Uri) {
setFileAttachmentStatus(uri, LocalAttachment.Status.ERROR_SUPPORTED_FILE_ATTACHMENT_COUNT_EXCEEDED)
}

override fun setFileAttachmentEngagementMissing(uri: Uri) {
setFileAttachmentStatus(uri, LocalAttachment.Status.ERROR_ENGAGEMENT_MISSING)
}

private fun getAttachmentStatus(exception: GliaException): LocalAttachment.Status {
return when (exception.cause) {
GliaException.Cause.FILE_UPLOAD_FORBIDDEN -> LocalAttachment.Status.ERROR_FILE_UPLOAD_FORBIDDEN
Expand All @@ -198,14 +214,4 @@ internal class FileAttachmentRepository(private val gliaCore: GliaCore) {
else -> LocalAttachment.Status.ERROR_UNKNOWN
}
}

class ObservableFileAttachmentList : Observable() {
var localAttachments: List<LocalAttachment> = ArrayList()

fun notifyUpdate(newObject: List<LocalAttachment>) {
localAttachments = newObject
setChanged()
notifyObservers()
}
}
}
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