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d195e603c9
* Add the timeline controller factory to the timeline view model. In preparation for building a timeline to swipe through media in QuickLook. * Refactor RoomTimelineControllerFactory. * Refactor RoomTimelineController. * Refactor RoomTimelineProvider.
46 lines
1.6 KiB
Swift
46 lines
1.6 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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// Please see LICENSE files in the repository root for full details.
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//
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import Combine
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import Foundation
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import MatrixRustSDK
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enum PaginationDirection: String {
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case backwards, forwards
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}
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enum PaginationStatus {
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case idle
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case timelineEndReached
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case paginating
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}
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struct PaginationState: Equatable {
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/// An initial state that is used to prevent pagination whilst loading the timeline.
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/// Once the initial items are loaded the TimelineProxy will publish the correct value.
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static var initial = PaginationState(backward: .timelineEndReached, forward: .timelineEndReached)
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let backward: PaginationStatus
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let forward: PaginationStatus
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}
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@MainActor
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// sourcery: AutoMockable
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protocol TimelineProviderProtocol {
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/// A publisher that signals when ``itemProxies`` or ``paginationState`` are changed.
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var updatePublisher: AnyPublisher<([TimelineItemProxy], PaginationState), Never> { get }
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/// The current set of items in the timeline.
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var itemProxies: [TimelineItemProxy] { get }
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/// Whether the timeline is back/forward paginating or not (or has reached the start/end of the room).
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var paginationState: PaginationState { get }
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/// The kind of the timeline
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var kind: TimelineKind { get }
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/// A publisher that signals when changes to the room's membership have occurred through `/sync`.
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///
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/// This is temporary and will be replace by a subscription on the room itself.
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var membershipChangePublisher: AnyPublisher<Void, Never> { get }
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}
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