feat(content): 전체 탭을 추가한다
This commit is contained in:
Yu Sung
@@ -0,0 +1,233 @@
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import Foundation
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import Combine
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final class MainContentAllViewModel: ObservableObject {
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private let repository = MainContentAllRepository()
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private var subscription = Set<AnyCancellable>()
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private let pageSize = 20
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private var latestRequestId = 0
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@Published var selectedType: MainContentAllType = .audio
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@Published var selectedSort: ContentSort = .latest
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@Published var selectedDayOfWeek: SeriesPublishedDaysOfWeek = .currentDeviceDay
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@Published var response: MainContentAllTabResponse?
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@Published var audios = [MainContentAudioResponse]()
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@Published var series = [MainContentSeriesResponse]()
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@Published var page = 0
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@Published var size = 20
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@Published var hasNext = false
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@Published var hasLoaded = false
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@Published var isLoading = false
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@Published var isLoadingNextPage = false
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@Published var errorMessage = ""
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@Published var isShowPopup = false
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var allowedSorts: [ContentSort] {
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selectedType == .free ? [.latest, .popular] : ContentSort.allCases
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}
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var shouldShowEmptyState: Bool {
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guard hasLoaded, isLoading == false else { return false }
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return selectedType.usesAudioItems ? audios.isEmpty : series.isEmpty
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}
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func fetchFirstPageIfNeeded() {
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guard hasLoaded == false else { return }
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fetchFirstPage()
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}
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func fetchFirstPage() {
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fetchContents(page: 0, isNextPage: false)
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}
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func selectType(_ type: MainContentAllType) {
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guard selectedType != type else { return }
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selectedType = type
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if allowedSorts.contains(selectedSort) == false {
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selectedSort = .latest
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}
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clearItems()
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fetchFirstPage()
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}
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func selectSort(_ sort: ContentSort) {
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guard allowedSorts.contains(sort), selectedSort != sort else { return }
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selectedSort = sort
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clearItems()
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fetchFirstPage()
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}
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func selectDayOfWeek(_ dayOfWeek: SeriesPublishedDaysOfWeek) {
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guard selectedType == .series, selectedDayOfWeek != dayOfWeek else { return }
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selectedDayOfWeek = dayOfWeek
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clearItems()
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fetchFirstPage()
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}
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func fetchNextPageIfNeeded(currentAudio: MainContentAudioResponse) {
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guard audios.last?.audioContentId == currentAudio.audioContentId else { return }
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fetchNextPageIfPossible()
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}
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func fetchNextPageIfNeeded(currentSeries: MainContentSeriesResponse) {
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guard series.last?.seriesId == currentSeries.seriesId else { return }
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fetchNextPageIfPossible()
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}
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private func fetchNextPageIfPossible() {
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guard hasNext, isLoading == false, isLoadingNextPage == false else { return }
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fetchContents(page: page + 1, isNextPage: true)
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}
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private func fetchContents(page requestPage: Int, isNextPage: Bool) {
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latestRequestId += 1
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let requestId = latestRequestId
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if isNextPage {
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isLoadingNextPage = true
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} else {
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isLoading = true
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}
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repository.getContents(
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type: selectedType,
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sort: selectedSort,
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page: requestPage,
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size: pageSize,
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dayOfWeek: selectedDayOfWeek
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)
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.sink { [weak self] result in
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guard let self else { return }
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guard requestId == self.latestRequestId else { return }
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switch result {
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case .finished:
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DEBUG_LOG("finish")
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case .failure(let error):
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ERROR_LOG(error.localizedDescription)
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self.applyFailureState()
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}
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} receiveValue: { [weak self] response in
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guard let self else { return }
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guard requestId == self.latestRequestId else { return }
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do {
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let jsonDecoder = JSONDecoder()
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let decoded = try jsonDecoder.decode(ApiResponse<MainContentAllTabResponse>.self, from: response.data)
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if let data = decoded.data, decoded.success {
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self.applySuccessState(data, isNextPage: isNextPage)
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} else {
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self.errorMessage = decoded.message ?? I18n.MainContentAll.loadFailedMessage
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self.isShowPopup = true
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}
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} catch {
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ERROR_LOG(error.localizedDescription)
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self.errorMessage = I18n.MainContentAll.loadFailedMessage
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self.isShowPopup = true
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}
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self.hasLoaded = true
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self.isLoading = false
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self.isLoadingNextPage = false
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}
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.store(in: &subscription)
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}
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private func applySuccessState(_ data: MainContentAllTabResponse, isNextPage: Bool) {
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response = data
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selectedType = data.type
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selectedSort = data.sort
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if let dayOfWeek = data.dayOfWeek {
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selectedDayOfWeek = dayOfWeek
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}
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page = data.page
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size = data.size
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hasNext = data.hasNext
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if data.type.usesAudioItems {
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if isNextPage {
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audios.append(contentsOf: data.audios)
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} else {
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audios = data.audios
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series = []
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}
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} else {
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if isNextPage {
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series.append(contentsOf: data.series)
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} else {
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series = data.series
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audios = []
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}
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}
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}
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private func applyFailureState() {
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errorMessage = I18n.MainContentAll.loadFailedMessage
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isShowPopup = true
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hasLoaded = true
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isLoading = false
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isLoadingNextPage = false
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}
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private func clearItems() {
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audios = []
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series = []
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response = nil
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page = 0
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hasNext = false
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}
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}
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extension SeriesPublishedDaysOfWeek {
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static var currentDeviceDay: SeriesPublishedDaysOfWeek {
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switch Calendar.current.component(.weekday, from: Date()) {
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case 1:
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return .SUN
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case 2:
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return .MON
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case 3:
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return .TUE
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case 4:
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return .WED
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case 5:
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return .THU
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case 6:
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return .FRI
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case 7:
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return .SAT
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default:
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return .SUN
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}
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}
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static var allFilterCases: [SeriesPublishedDaysOfWeek] {
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[.MON, .TUE, .WED, .THU, .FRI, .SAT, .SUN, .RANDOM]
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}
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var shortTitle: String {
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switch self {
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case .SUN:
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return I18n.MainContentAll.DayOfWeek.sun
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case .MON:
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return I18n.MainContentAll.DayOfWeek.mon
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case .TUE:
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return I18n.MainContentAll.DayOfWeek.tue
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case .WED:
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return I18n.MainContentAll.DayOfWeek.wed
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case .THU:
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return I18n.MainContentAll.DayOfWeek.thu
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case .FRI:
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return I18n.MainContentAll.DayOfWeek.fri
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case .SAT:
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return I18n.MainContentAll.DayOfWeek.sat
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case .RANDOM:
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return I18n.MainContentAll.DayOfWeek.random
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}
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}
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}
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