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(sample-app) add ability to hide/show channel
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@kanat @JcMinarro
kanat authored and JcMinarro committed Mar 1, 2024
1 parent 8d3256a commit fe783b6
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Showing 10 changed files with 203 additions and 32 deletions.
31 changes: 23 additions & 8 deletions ...ents-sample/src/main/kotlin/io/getstream/chat/ui/sample/feature/chat/info/ChatInfoItem.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,7 @@ sealed class ChatInfoItem {
data class MemberItem(val member: Member, val createdBy: User) : ChatInfoItem()
data class MembersSeparator(val membersToShow: Int) : ChatInfoItem()
data class ChannelName(val name: String) : ChatInfoItem()
object Separator : ChatInfoItem()
data object Separator : ChatInfoItem()

sealed class Option : ChatInfoItem() {

Expand All @@ -52,35 +52,37 @@ sealed class ChatInfoItem {

open val showRightArrow: Boolean = true

object PinnedMessages : Option() {
open val checkedState: Boolean? = null

data object PinnedMessages : Option() {
override val iconResId: Int
get() = R.drawable.stream_ui_ic_pin
override val textResId: Int
get() = R.string.chat_info_option_pinned_messages
}

object SharedMedia : Option() {
data object SharedMedia : Option() {
override val iconResId: Int
get() = R.drawable.ic_media
override val textResId: Int
get() = R.string.chat_info_option_media
}

object SharedFiles : Option() {
data object SharedFiles : Option() {
override val iconResId: Int
get() = R.drawable.ic_files
override val textResId: Int
get() = R.string.chat_info_option_files
}

object SharedGroups : Option() {
data object SharedGroups : Option() {
override val iconResId: Int
get() = R.drawable.ic_new_group
override val textResId: Int
get() = R.string.chat_info_option_shared_groups
}

object DeleteConversation : Option() {
data object DeleteConversation : Option() {
override val iconResId: Int
get() = R.drawable.ic_delete
override val textResId: Int
Expand All @@ -92,14 +94,27 @@ sealed class ChatInfoItem {
override val showRightArrow: Boolean = false
}

object LeaveGroup : Option() {
data object LeaveGroup : Option() {
override val iconResId: Int
get() = R.drawable.ic_leave_group
override val textResId: Int
get() = R.string.chat_group_info_option_leave
override val showRightArrow: Boolean = false
}

data class HideChannel(var isHidden: Boolean) : Option() {
override val iconResId: Int
get() = R.drawable.ic_hide
override val textResId: Int
get() = R.string.chat_group_info_option_hide

override val showRightArrow: Boolean = false

override val checkedState: Boolean
get() = isHidden
}


sealed class Stateful : Option() {
abstract val isChecked: Boolean

Expand All @@ -125,4 +140,4 @@ sealed class ChatInfoItem {
}
}
}
}
}
4 changes: 3 additions & 1 deletion ...mple/src/main/kotlin/io/getstream/chat/ui/sample/feature/chat/info/ChatInfoViewHolders.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -88,7 +88,9 @@ class ChatInfoOptionViewHolder(
binding.optionTextView.setTextColor(itemView.context.getColorFromRes(item.textColorResId))
binding.optionImageView.setImageResource(item.iconResId)
binding.optionImageView.setColorFilter(itemView.context.getColorFromRes(item.tintResId))
binding.optionArrowRight.isInvisible = !item.showRightArrow
binding.optionArrowRight.isVisible = item.showRightArrow
binding.optionCompound.isVisible = item.checkedState != null
binding.optionCompound.isChecked = item.checkedState == true
}
}

Expand Down
66 changes: 58 additions & 8 deletions .../main/kotlin/io/getstream/chat/ui/sample/feature/chat/info/group/GroupChatInfoFragment.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,8 @@ import androidx.fragment.app.viewModels
import androidx.navigation.fragment.findNavController
import androidx.navigation.fragment.navArgs
import io.getstream.chat.android.client.ChatClient
import io.getstream.chat.android.client.events.ChannelHiddenEvent
import io.getstream.chat.android.client.events.ChannelVisibleEvent
import io.getstream.chat.android.client.events.NotificationChannelMutesUpdatedEvent
import io.getstream.chat.android.client.subscribeFor
import io.getstream.chat.android.state.utils.EventObserver
Expand All @@ -43,9 +45,12 @@ import io.getstream.chat.ui.sample.feature.chat.info.group.users.GroupChatInfoAd
import io.getstream.chat.ui.sample.feature.common.ConfirmationDialogFragment
import io.getstream.chat.ui.sample.util.extensions.autoScrollToTop
import io.getstream.chat.ui.sample.util.extensions.useAdjustResize
import io.getstream.log.taggedLogger

class GroupChatInfoFragment : Fragment() {

private val logger by taggedLogger("GroupChatInfo-View")

private val args: GroupChatInfoFragmentArgs by navArgs()
private val viewModel: GroupChatInfoViewModel by viewModels { ChatViewModelFactory(args.cid) }
private val headerViewModel: MessageListHeaderViewModel by viewModels {
Expand Down Expand Up @@ -101,6 +106,7 @@ class GroupChatInfoFragment : Fragment() {

private fun bindGroupInfoViewModel() {
subscribeForChannelMutesUpdatedEvents()
subscribeForChannelVisibilityEvents()
setOnClickListeners()

viewModel.events.observe(
Expand Down Expand Up @@ -135,6 +141,7 @@ class GroupChatInfoFragment : Fragment() {
ChatInfoItem.Separator,
ChatInfoItem.ChannelName(state.channelName),
ChatInfoItem.Option.Stateful.MuteChannel(isChecked = state.channelMuted),
ChatInfoItem.Option.HideChannel(isHidden = state.channelHidden),
ChatInfoItem.Option.PinnedMessages,
ChatInfoItem.Option.SharedMedia,
ChatInfoItem.Option.SharedFiles,
Expand All @@ -148,6 +155,7 @@ class GroupChatInfoFragment : Fragment() {
when (it) {
is GroupChatInfoViewModel.ErrorEvent.ChangeGroupNameError -> R.string.chat_group_info_error_change_name
is GroupChatInfoViewModel.ErrorEvent.MuteChannelError -> R.string.chat_group_info_error_mute_channel
is GroupChatInfoViewModel.ErrorEvent.HideChannelError -> R.string.chat_group_info_error_hide_channel
is GroupChatInfoViewModel.ErrorEvent.LeaveChannelError -> R.string.chat_group_info_error_leave_channel
}.let(::showToast)
},
Expand All @@ -156,14 +164,14 @@ class GroupChatInfoFragment : Fragment() {

private fun setOnClickListeners() {
adapter.setChatInfoStatefulOptionChangedListener { option, isChecked ->
viewModel.onAction(
when (option) {
is ChatInfoItem.Option.Stateful.MuteChannel -> GroupChatInfoViewModel.Action.MuteChannelClicked(
isChecked,
)
else -> throw IllegalStateException("Chat info option $option is not supported!")
},
)
logger.d { "[onStatefulOptionChanged] option: $option, isChecked: $isChecked" }

when (option) {
is ChatInfoItem.Option.Stateful.MuteChannel -> viewModel.onAction(
GroupChatInfoViewModel.Action.MuteChannelClicked(isChecked)
)
else -> throw IllegalStateException("Chat info option $option is not supported!")
}
}
adapter.setChatInfoOptionClickListener { option ->
when (option) {
Expand All @@ -186,6 +194,9 @@ class GroupChatInfoFragment : Fragment() {
}
.show(parentFragmentManager, ConfirmationDialogFragment.TAG)
}
is ChatInfoItem.Option.HideChannel -> prepareHideChannelClickedAction {
viewModel.onAction(it)
}
else -> throw IllegalStateException("Group chat info option $option is not supported!")
}
}
Expand All @@ -199,4 +210,43 @@ class GroupChatInfoFragment : Fragment() {
viewModel.onAction(GroupChatInfoViewModel.Action.ChannelMutesUpdated(it.me.channelMutes))
}
}

private fun subscribeForChannelVisibilityEvents() {
ChatClient.instance().subscribeFor<ChannelHiddenEvent>(viewLifecycleOwner) {
viewModel.onAction(GroupChatInfoViewModel.Action.ChannelHiddenUpdated(
cid = it.cid,
hidden = true,
clearHistory = it.clearHistory
))
}
ChatClient.instance().subscribeFor<ChannelVisibleEvent>(viewLifecycleOwner) {
viewModel.onAction(GroupChatInfoViewModel.Action.ChannelHiddenUpdated(
cid = it.cid,
hidden = false
))
}
}

private fun prepareHideChannelClickedAction(
onReady: (GroupChatInfoViewModel.Action.HideChannelClicked) -> Unit
) {
val curValue = viewModel.state.value!!.channelHidden
val newValue = curValue.not()
val action = GroupChatInfoViewModel.Action.HideChannelClicked(newValue)
if (newValue) {
val channelName = viewModel.state.value!!.channelName
ConfirmationDialogFragment.newHideChannelInstance(requireContext(), channelName)
.apply {
confirmClickListener = ConfirmationDialogFragment.ConfirmClickListener {
onReady(action.copy(clearHistory = true))
}
cancelClickListener = ConfirmationDialogFragment.CancelClickListener {
onReady(action)
}
}
.show(parentFragmentManager, ConfirmationDialogFragment.TAG)
} else {
onReady(action)
}
}
}
74 changes: 60 additions & 14 deletions ...main/kotlin/io/getstream/chat/ui/sample/feature/chat/info/group/GroupChatInfoViewModel.kt
View file
Original file line number Diff line number Diff line change
Expand Up @@ -32,10 +32,13 @@ import io.getstream.chat.android.models.Message
import io.getstream.chat.android.models.User
import io.getstream.chat.android.state.extensions.watchChannelAsState
import io.getstream.chat.android.state.utils.Event
import io.getstream.log.taggedLogger
import io.getstream.result.Result
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.distinctUntilChanged
import kotlinx.coroutines.flow.filterNotNull
import kotlinx.coroutines.flow.flatMapLatest
import kotlinx.coroutines.flow.take
import kotlinx.coroutines.launch

class GroupChatInfoViewModel(
Expand All @@ -44,6 +47,8 @@ class GroupChatInfoViewModel(
private val clientState: ClientState = chatClient.clientState,
) : ViewModel() {

private val logger by taggedLogger("GroupChatInfo-VM")

/**
* Holds information about the current channel and is actively updated.
*/
Expand Down Expand Up @@ -74,16 +79,29 @@ class GroupChatInfoViewModel(
createdBy = channelData.createdBy,
)
}

// TODO we use take(1), cause ChannelState.hidden seems to be not updated properly
_state.addSource(channelState.flatMapLatest { it.hidden }.distinctUntilChanged().take(1).asLiveData()) { hidden ->
logger.v { "[onHiddenChanged] hidden: $hidden" }
_state.value = _state.value?.copy(
channelHidden = hidden,
)
}
}

fun onAction(action: Action) {
when (action) {
is Action.NameChanged -> changeGroupName(action.name)
is Action.MemberClicked -> handleMemberClick(action.member)
Action.MembersSeparatorClicked -> _state.value = _state.value!!.copy(shouldExpandMembers = true)
is Action.MuteChannelClicked -> switchGroupMute(action.isEnabled)
is Action.ChannelMutesUpdated -> updateChannelMuteStatus(action.channelMutes)
Action.LeaveChannelClicked -> leaveChannel()
logger.d { "[onAction] action: $action" }
viewModelScope.launch {
when (action) {
is Action.NameChanged -> changeGroupName(action.name)
is Action.MemberClicked -> handleMemberClick(action.member)
is Action.MembersSeparatorClicked -> _state.value = _state.value!!.copy(shouldExpandMembers = true)
is Action.MuteChannelClicked -> switchGroupMute(action.isEnabled)
is Action.HideChannelClicked -> switchGroupHide(action.isHidden, action.clearHistory)
is Action.ChannelMutesUpdated -> updateChannelMuteStatus(action.channelMutes)
is Action.ChannelHiddenUpdated -> updateChannelHideStatus(action.cid, action.hidden)
is Action.LeaveChannelClicked -> leaveChannel()
}
}
}

Expand Down Expand Up @@ -130,7 +148,13 @@ class GroupChatInfoViewModel(
}

private fun updateChannelMuteStatus(channelMutes: List<ChannelMute>) {
_state.postValue(_state.value!!.copy(channelMuted = channelMutes.any { it.channel.cid == cid }))
_state.value = _state.value!!.copy(channelMuted = channelMutes.any { it.channel.cid == cid })
}

private fun updateChannelHideStatus(eventCid: String, hidden: Boolean) {
if (eventCid != cid) return
logger.v { "[updateChannelHideStatus] hidden: $hidden" }
_state.value = _state.value!!.copy(channelHidden = hidden)
}

private fun switchGroupMute(isEnabled: Boolean) {
Expand All @@ -146,11 +170,26 @@ class GroupChatInfoViewModel(
}
}

private fun switchGroupHide(hide: Boolean, clearHistory: Boolean?) {
logger.v { "[switchGroupHide] hide: $hide, clearHistory: $clearHistory" }
viewModelScope.launch {
val result = if (hide) {
channelClient.hide(clearHistory = clearHistory == true).await()
} else {
channelClient.show().await()
}
if (result is Result.Failure) {
_errorEvents.postValue(Event(ErrorEvent.HideChannelError))
}
}
}

data class State(
val members: List<Member>,
val createdBy: User,
val channelName: String,
val channelMuted: Boolean,
val channelHidden: Boolean,
val shouldExpandMembers: Boolean?,
val membersToShowCount: Int,
val ownCapabilities: Set<String>,
Expand All @@ -159,21 +198,27 @@ class GroupChatInfoViewModel(
sealed class Action {
data class NameChanged(val name: String) : Action()
data class MemberClicked(val member: Member) : Action()
object MembersSeparatorClicked : Action()
data object MembersSeparatorClicked : Action()
data class MuteChannelClicked(val isEnabled: Boolean) : Action()
data class HideChannelClicked(val isHidden: Boolean, val clearHistory: Boolean? = null) : Action()
data class ChannelMutesUpdated(val channelMutes: List<ChannelMute>) : Action()
object LeaveChannelClicked : Action()

data class ChannelHiddenUpdated(
val cid: String, val hidden: Boolean, val clearHistory: Boolean? = null
) : Action()
data object LeaveChannelClicked : Action()
}

sealed class UiEvent {
data class ShowMemberOptions(val member: Member, val channelName: String) : UiEvent()
object RedirectToHome : UiEvent()
data object RedirectToHome : UiEvent()
}

sealed class ErrorEvent {
object ChangeGroupNameError : ErrorEvent()
object MuteChannelError : ErrorEvent()
object LeaveChannelError : ErrorEvent()
data object ChangeGroupNameError : ErrorEvent()
data object MuteChannelError : ErrorEvent()
data object HideChannelError : ErrorEvent()
data object LeaveChannelError : ErrorEvent()
}

companion object {
Expand All @@ -184,6 +229,7 @@ class GroupChatInfoViewModel(
createdBy = User(),
channelName = "",
channelMuted = false,
channelHidden = false,
shouldExpandMembers = null,
membersToShowCount = 0,
emptySet(),
Expand Down
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