62 lines
2.3 KiB
Swift
62 lines
2.3 KiB
Swift
//
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// Copyright (c) 2018 Touch Instinct
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//
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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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//
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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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//
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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 RxSwift
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import RxCocoa
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// Change to public if extension will be required outside this framework.
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internal extension GeneralDataLoadingHandler where Self: AnyObject {
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var stateChangeBinder: Binder<GeneralDataLoadingState<Single<ResultType>>> {
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return Binder(self) { base, value in
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switch value {
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case .loading:
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base.onLoadingState()
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case .result(let newResult, _):
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base.onResultsState(result: newResult)
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case .empty:
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base.onEmptyState()
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case .error(let error):
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base.onErrorState(error: error)
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case .initial:
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break
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}
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}
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}
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}
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public extension GeneralDataLoadingHandler where Self: AnyObject & DisposeBagHolder {
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/// Binds loading state driver to class that implements GeneralDataLoadingHandler.
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///
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/// - Parameter loadingStateDriver: Driver that emits state change events.
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func bindLoadingState(from loadingStateDriver: Driver<GeneralDataLoadingState<Single<ResultType>>>) {
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loadingStateDriver
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.drive(stateChangeBinder)
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.disposed(by: disposeBag)
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}
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}
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