melod1n/fast-messenger
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remove usage of context-receivers

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This commit is contained in:
Danil Nikolaev
2024-08-14 12:04:04 +03:00
parent 0500969d81
commit ee8cf619f8
11 changed files with 98 additions and 112 deletions
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feature/friends/src/main/kotlin/dev/meloda/fast/friends/FriendsViewModel.kt
+63 -61
View File
@@ -1,12 +1,13 @@
package dev.meloda.fast.friends
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import dev.meloda.fast.common.extensions.listenValue
import dev.meloda.fast.common.extensions.setValue
import dev.meloda.fast.data.State
import dev.meloda.fast.domain.FriendsUseCase
import dev.meloda.fast.data.processState
import dev.meloda.fast.datastore.UserSettings
import dev.meloda.fast.domain.FriendsUseCase
import dev.meloda.fast.friends.model.FriendsScreenState
import dev.meloda.fast.friends.util.asPresentation
import dev.meloda.fast.model.BaseError
@@ -47,7 +48,7 @@ class FriendsViewModelImpl(
private val friends = MutableStateFlow<List<VkUser>>(emptyList())
init {
userSettings.useContactNames.listenValue(::updateFriendsNames)
userSettings.useContactNames.listenValue(viewModelScope, ::updateFriendsNames)
loadFriends()
}
@@ -66,71 +67,72 @@ class FriendsViewModelImpl(
}
private fun loadFriends(offset: Int = currentOffset.value) {
friendsUseCase.getAllFriends(count = LOAD_COUNT, offset = offset).listenValue { state ->
state.processState(
error = { error ->
if (error is State.Error.ApiError) {
when (error.errorCode) {
VkErrorCode.USER_AUTHORIZATION_FAILED -> {
baseError.setValue { BaseError.SessionExpired }
friendsUseCase.getAllFriends(count = LOAD_COUNT, offset = offset)
.listenValue(viewModelScope) { state ->
state.processState(
error = { error ->
if (error is State.Error.ApiError) {
when (error.errorCode) {
VkErrorCode.USER_AUTHORIZATION_FAILED -> {
baseError.setValue { BaseError.SessionExpired }
}
else -> Unit
}
}
},
success = { info ->
val response = info.friends
val itemsCountSufficient = response.size == LOAD_COUNT
canPaginate.setValue { itemsCountSufficient }
else -> Unit
val paginationExhausted = !itemsCountSufficient &&
screenState.value.friends.size >= LOAD_COUNT
imagesToPreload.setValue {
response.mapNotNull(VkUser::photo100)
}
friendsUseCase.storeUsers(response)
val loadedFriends = response.map {
it.asPresentation(userSettings.useContactNames.value)
}
val loadedOnlineFriends = info.onlineFriends.map {
it.asPresentation(userSettings.useContactNames.value)
}
val newState = screenState.value.copy(
isPaginationExhausted = paginationExhausted
)
if (offset == 0) {
friends.emit(response)
screenState.setValue {
newState.copy(
friends = loadedFriends,
onlineFriends = loadedOnlineFriends
)
}
} else {
friends.emit(friends.value.plus(response))
screenState.setValue {
newState.copy(
friends = newState.friends.plus(loadedFriends),
onlineFriends = newState.onlineFriends.plus(loadedOnlineFriends)
)
}
}
}
},
success = { info ->
val response = info.friends
val itemsCountSufficient = response.size == LOAD_COUNT
canPaginate.setValue { itemsCountSufficient }
val paginationExhausted = !itemsCountSufficient &&
screenState.value.friends.size >= LOAD_COUNT
imagesToPreload.setValue {
response.mapNotNull(VkUser::photo100)
}
friendsUseCase.storeUsers(response)
val loadedFriends = response.map {
it.asPresentation(userSettings.useContactNames.value)
}
val loadedOnlineFriends = info.onlineFriends.map {
it.asPresentation(userSettings.useContactNames.value)
}
val newState = screenState.value.copy(
isPaginationExhausted = paginationExhausted
)
if (offset == 0) {
friends.emit(response)
screenState.setValue {
newState.copy(
friends = loadedFriends,
onlineFriends = loadedOnlineFriends
)
}
} else {
friends.emit(friends.value.plus(response))
screenState.setValue {
newState.copy(
friends = newState.friends.plus(loadedFriends),
onlineFriends = newState.onlineFriends.plus(loadedOnlineFriends)
)
}
}
}
)
screenState.setValue { old ->
old.copy(
isLoading = offset == 0 && state.isLoading(),
isPaginating = offset > 0 && state.isLoading()
)
screenState.setValue { old ->
old.copy(
isLoading = offset == 0 && state.isLoading(),
isPaginating = offset > 0 && state.isLoading()
)
}
}
}
}
private fun updateFriendsNames(useContactNames: Boolean) {