//
// Copyright 2021 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

// MARK: View model

enum PollHistoryConstants {
    static let chunkSizeInDays: UInt = 30
}

enum PollHistoryViewModelResult {
    case showPollDetail(poll: TimelinePollDetails)
}

// MARK: View

enum PollHistoryMode: CaseIterable {
    case active
    case past
}

struct PollHistoryViewBindings {
    var mode: PollHistoryMode
    var alertInfo: AlertInfo<Bool>?
}

struct PollHistoryViewState: BindableState {
    init(mode: PollHistoryMode) {
        bindings = .init(mode: mode)
    }
    
    var bindings: PollHistoryViewBindings
    var isLoading = false
    var canLoadMoreContent = true
    var polls: [TimelinePollDetails]?
    var syncStartDate: Date = .init()
    var syncedUpTo: Date = .distantFuture
}

enum PollHistoryViewAction {
    case viewAppeared
    case segmentDidChange
    case showPollDetail(poll: TimelinePollDetails)
    case loadMoreContent
}