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55 lines
1.7 KiB
Swift
55 lines
1.7 KiB
Swift
// Copyright © 2020 Metabolist. All rights reserved.
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import Foundation
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import Combine
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import Mastodon
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struct TimelineService {
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let statusSections: AnyPublisher<[[Status]], Error>
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private let timeline: Timeline
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private let networkClient: APIClient
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private let contentDatabase: ContentDatabase
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init(timeline: Timeline, networkClient: APIClient, contentDatabase: ContentDatabase) {
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self.timeline = timeline
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self.networkClient = networkClient
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self.contentDatabase = contentDatabase
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statusSections = contentDatabase.statusesObservation(collection: timeline)
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.map { [$0] }
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.eraseToAnyPublisher()
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}
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}
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extension TimelineService: StatusListService {
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var filters: AnyPublisher<[Filter], Error> {
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contentDatabase.activeFiltersObservation(date: Date(), context: filterContext)
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}
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func request(maxID: String?, minID: String?) -> AnyPublisher<Never, Error> {
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networkClient.request(Paged(timeline.endpoint, maxID: maxID, minID: minID))
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.map { ($0, timeline) }
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.flatMap(contentDatabase.insert(statuses:collection:))
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.eraseToAnyPublisher()
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}
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func statusService(status: Status) -> StatusService {
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StatusService(status: status, networkClient: networkClient, contentDatabase: contentDatabase)
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}
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func contextService(status: Status) -> ContextService {
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ContextService(status: status.displayStatus, networkClient: networkClient, contentDatabase: contentDatabase)
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}
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}
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private extension TimelineService {
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var filterContext: Filter.Context {
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switch timeline {
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case .home, .list:
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return .home
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case .local, .federated, .tag:
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return .public
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}
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}
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}
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