refactor: Use view binding to replace Kotlin synthetics (#824)
* refactor: Migrate home screen to data binding * Add view binding * Migrate ConversationView to view binding * Migrate ConversationActivityV2 to view binding * View model refactor * Move more functionality to the view model * Add ui state events flow * Update conversation item bindings * Update profile picture view bindings * Replace Kotlin synthetics with view bindings * Fix qr code fragment binding and optimize imports * View binding refactors * Make TextSecurePreferences an interface and add an implementation to improve testability * Add conversation repository * Migrate remaining TextSecurePreferences functions into the interface * Add unit conversation unit tests * Add unit test coverage for remaining view model functionspull/827/head
ceokot
2 years ago
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GitHub
parent
366b5abdc8
commit
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package org.thoughtcrime.securesms.conversation.v2
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import androidx.lifecycle.ViewModel
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import androidx.lifecycle.ViewModelProvider
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import androidx.lifecycle.viewModelScope
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import dagger.assisted.Assisted
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import dagger.assisted.AssistedInject
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import kotlinx.coroutines.flow.MutableStateFlow
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import kotlinx.coroutines.flow.StateFlow
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import kotlinx.coroutines.flow.update
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import kotlinx.coroutines.launch
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import org.session.libsession.utilities.recipients.Recipient
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import org.thoughtcrime.securesms.database.model.MessageRecord
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import org.thoughtcrime.securesms.repository.ConversationRepository
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import java.util.UUID
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class ConversationViewModel(
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val threadId: Long,
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private val repository: ConversationRepository
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) : ViewModel() {
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private val _uiState = MutableStateFlow(ConversationUiState())
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val uiState: StateFlow<ConversationUiState> = _uiState
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val recipient: Recipient by lazy {
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repository.getRecipientForThreadId(threadId)
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}
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init {
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_uiState.update {
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it.copy(isOxenHostedOpenGroup = repository.isOxenHostedOpenGroup(threadId))
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}
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}
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fun saveDraft(text: String) {
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repository.saveDraft(threadId, text)
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}
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fun getDraft(): String? {
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return repository.getDraft(threadId)
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}
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fun inviteContacts(contacts: List<Recipient>) {
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repository.inviteContacts(threadId, contacts)
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}
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fun unblock() {
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if (recipient.isContactRecipient) {
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repository.unblock(recipient)
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}
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}
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fun deleteLocally(message: MessageRecord) {
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repository.deleteLocally(recipient, message)
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}
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fun deleteForEveryone(message: MessageRecord) = viewModelScope.launch {
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repository.deleteForEveryone(threadId, recipient, message)
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.onFailure {
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showMessage("Couldn't delete message due to error: $it")
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}
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}
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fun deleteMessagesWithoutUnsendRequest(messages: Set<MessageRecord>) = viewModelScope.launch {
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repository.deleteMessageWithoutUnsendRequest(threadId, messages)
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.onFailure {
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showMessage("Couldn't delete message due to error: $it")
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}
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}
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fun banUser(recipient: Recipient) = viewModelScope.launch {
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repository.banUser(threadId, recipient)
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.onSuccess {
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showMessage("Successfully banned user")
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}
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.onFailure {
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showMessage("Couldn't ban user due to error: $it")
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}
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}
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fun banAndDeleteAll(recipient: Recipient) = viewModelScope.launch {
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repository.banAndDeleteAll(threadId, recipient)
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.onSuccess {
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showMessage("Successfully banned user and deleted all their messages")
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}
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.onFailure {
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showMessage("Couldn't execute request due to error: $it")
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}
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}
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private fun showMessage(message: String) {
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_uiState.update { currentUiState ->
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val messages = currentUiState.uiMessages + UiMessage(
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id = UUID.randomUUID().mostSignificantBits,
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message = message
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)
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currentUiState.copy(uiMessages = messages)
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}
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}
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fun messageShown(messageId: Long) {
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_uiState.update { currentUiState ->
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val messages = currentUiState.uiMessages.filterNot { it.id == messageId }
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currentUiState.copy(uiMessages = messages)
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}
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}
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@dagger.assisted.AssistedFactory
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interface AssistedFactory {
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fun create(threadId: Long): Factory
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}
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@Suppress("UNCHECKED_CAST")
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class Factory @AssistedInject constructor(
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@Assisted private val threadId: Long,
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private val repository: ConversationRepository
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) : ViewModelProvider.Factory {
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override fun <T : ViewModel> create(modelClass: Class<T>): T {
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return ConversationViewModel(threadId, repository) as T
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}
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}
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}
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data class UiMessage(val id: Long, val message: String)
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data class ConversationUiState(
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val isOxenHostedOpenGroup: Boolean = false,
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val uiMessages: List<UiMessage> = emptyList()
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)
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