LeadKit/Sources/Classes/Views/AnyBaseTableRow/AnyBaseTableRow.swift

66 lines
2.3 KiB
Swift

//
// Copyright (c) 2017 Touch Instinct
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the Software), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
import TableKit
/// Class used as general placeholder for type-erasured in TableRow<T>
private class AnyBaseTableRowHolder {
let row: Row
init(tableRow: Row) {
row = tableRow
}
}
/// Class used to hold resolved TableRow
private final class AnyBaseTableRowBox<T: ConfigurableCell>: AnyBaseTableRowHolder
where T: SeparatorCell, T.T: SeparatorCellViewModel {
init(tableRow: TableRow<T>) {
super.init(tableRow: tableRow)
}
}
/// Class that used to configure separators when multiply cells presented in one section
/// Holds TableRow<T> with any model inherited from BaseCellViewModel
public final class AnyBaseTableRow {
private let anyTableRow: AnyBaseTableRowHolder
/// Row `item`, that typed as BaseCellViewModel
public let viewModel: SeparatorCellViewModel
/// TableRow that typed to generic Row
public var row: Row {
return anyTableRow.row
}
/// Initialize AnyBaseTableRow with tableRow
/// - parameter tableRow: TableRow which `item` conforms to BaseCellViewModel
public init<T>(tableRow: TableRow<T>) where T: SeparatorCell, T.T: SeparatorCellViewModel {
anyTableRow = AnyBaseTableRowBox(tableRow: tableRow)
viewModel = tableRow.item
}
}