85 lines
3.5 KiB
Swift
85 lines
3.5 KiB
Swift
/*
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The MIT License (MIT)
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Copyright (c) 2015-present Badoo Trading Limited.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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import Foundation
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import Chatto
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public class TextMessagePresenterBuilder<ViewModelBuilderT, InteractionHandlerT where
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ViewModelBuilderT: ViewModelBuilderProtocol,
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ViewModelBuilderT.ViewModelT: TextMessageViewModelProtocol,
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InteractionHandlerT: BaseMessageInteractionHandlerProtocol,
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InteractionHandlerT.ViewModelT == ViewModelBuilderT.ViewModelT>
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: ChatItemPresenterBuilderProtocol {
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typealias ViewModelT = ViewModelBuilderT.ViewModelT
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typealias ModelT = ViewModelBuilderT.ModelT
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public init(
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viewModelBuilder: ViewModelBuilderT,
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interactionHandler: InteractionHandlerT? = nil) {
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self.viewModelBuilder = viewModelBuilder
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self.interactionHandler = interactionHandler
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}
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let viewModelBuilder: ViewModelBuilderT
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let interactionHandler: InteractionHandlerT?
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let layoutCache = NSCache()
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lazy var sizingCell: TextMessageCollectionViewCell = {
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var cell: TextMessageCollectionViewCell? = nil
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if NSThread.isMainThread() {
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cell = TextMessageCollectionViewCell.sizingCell()
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} else {
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dispatch_sync(dispatch_get_main_queue(), {
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cell = TextMessageCollectionViewCell.sizingCell()
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})
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}
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return cell!
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}()
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public lazy var textCellStyle: TextMessageCollectionViewCellStyleProtocol = TextMessageCollectionViewCellDefaultStyle()
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public lazy var baseMessageStyle: BaseMessageCollectionViewCellStyleProtocol = BaseMessageCollectionViewCellDefaultStyle()
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public func canHandleChatItem(chatItem: ChatItemProtocol) -> Bool {
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return self.viewModelBuilder.canCreateViewModel(fromModel: chatItem)
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}
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public func createPresenterWithChatItem(chatItem: ChatItemProtocol) -> ChatItemPresenterProtocol {
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assert(self.canHandleChatItem(chatItem))
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return TextMessagePresenter<ViewModelBuilderT, InteractionHandlerT>(
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messageModel: chatItem as! ModelT,
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viewModelBuilder: self.viewModelBuilder,
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interactionHandler: self.interactionHandler,
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sizingCell: sizingCell,
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baseCellStyle: self.baseMessageStyle,
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textCellStyle: self.textCellStyle,
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layoutCache: self.layoutCache
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)
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}
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public var presenterType: ChatItemPresenterProtocol.Type {
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return TextMessagePresenter<ViewModelBuilderT, InteractionHandlerT>.self
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}
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}
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