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π SearchViewModel ꡬν λ° μ°κ΄λ κΈ°λ₯ ꡬν (#78)
* β¨ SearchViewModel ꡬν * π₯ λΆνμν μ½λ μμ * β¨ SearchViewComponent ꡬν * β¨ HomeView μ΄λμ λΌμ΄μ μμ λ° viewModel μμ± μΆκ°
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39 changes: 39 additions & 0 deletions
39
PyeonHaeng-iOS/Sources/Scenes/ProductSearchScene/SearchViewComponent.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| // | ||
| // SearchViewComponent.swift | ||
| // PyeonHaeng-iOS | ||
| // | ||
| // Created by κΉμμ² on 3/4/24. | ||
| // | ||
|
|
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| import Foundation | ||
| import Network | ||
| import SearchAPI | ||
| import SearchAPISupport | ||
|
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| // MARK: - SearchDependency | ||
|
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| protocol SearchDependency { | ||
| var searchService: SearchServiceRepresentable { get } | ||
| } | ||
|
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| // MARK: - SearchViewComponent | ||
|
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| struct SearchViewComponent: SearchDependency { | ||
| let searchService: SearchServiceRepresentable | ||
|
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| init() { | ||
| let searchNetworking: Networking = { | ||
| let configuration: URLSessionConfiguration | ||
| #if DEBUG | ||
| configuration = .ephemeral | ||
| configuration.protocolClasses = [SearchURLProtocol.self] | ||
| #else | ||
| configuration = .default | ||
| #endif | ||
| let provider = NetworkProvider(session: URLSession(configuration: configuration)) | ||
| return provider | ||
| }() | ||
|
|
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| searchService = SearchService(network: searchNetworking) | ||
| } | ||
| } |
110 changes: 110 additions & 0 deletions
110
PyeonHaeng-iOS/Sources/Scenes/ProductSearchScene/SearchViewModel.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| // | ||
| // SearchViewModel.swift | ||
| // PyeonHaeng-iOS | ||
| // | ||
| // Created by κΉμμ² on 3/3/24. | ||
| // | ||
|
|
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| import Entity | ||
| import Foundation | ||
| import Log | ||
| import SearchAPI | ||
|
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| // MARK: - SearchAction | ||
|
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| enum SearchAction { | ||
| case textChanged(String) | ||
| case loadMoreProducts | ||
| } | ||
|
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| // MARK: - SearchState | ||
|
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| struct SearchState { | ||
| var currentText = "" | ||
| var products = [SearchProduct]() | ||
| var offset = 0 | ||
| var hasMore = false | ||
|
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| /// νλ©΄ μ€μμ νμλλ λ‘λ© μΈλμΌμ΄ν° | ||
| var isLoading = false | ||
| /// 리μ€νΈ 맨 νλ¨μ νμλλ λ‘λ© μΈλμΌμ΄ν° | ||
| var isMoreLoading = false | ||
| } | ||
|
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| // MARK: - SearchViewModelRepresentable | ||
|
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| protocol SearchViewModelRepresentable: ObservableObject { | ||
| var state: SearchState { get } | ||
| func trigger(_ action: SearchAction) | ||
| } | ||
|
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| // MARK: - SearchViewModel | ||
|
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| final class SearchViewModel: SearchViewModelRepresentable { | ||
| /// λΉλκΈ° ν¨μλ₯Ό μ€νν©λλ€. λ§μ½ μ€λ₯κ° λ°μνλ©΄ Logλ‘ κ°μ νμΈν μ μμ΅λλ€. | ||
| func performAsyncAction(_ action: () async throws -> Void) async { | ||
| do { | ||
| try await action() | ||
| } catch { | ||
| Log.make(with: .viewModel)?.error("\(String(describing: error))") | ||
| } | ||
| } | ||
|
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| private let service: SearchServiceRepresentable | ||
|
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| @Published private(set) var state: SearchState = .init() | ||
|
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| init(service: SearchServiceRepresentable) { | ||
| self.service = service | ||
| } | ||
|
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| func trigger(_ action: SearchAction) { | ||
| Task { | ||
| await handle(action) | ||
| } | ||
| } | ||
|
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| private func handle(_ action: SearchAction) async { | ||
| // λΉλκΈ° ν¨μλ₯Ό μ€νν©λλ€. λ§μ½ μ€λ₯κ° λ°μνλ©΄ Logλ‘ κ°μ νμΈν μ μμ΅λλ€. | ||
| func performAsyncAction(_ action: () async throws -> Void) async { | ||
| do { | ||
| try await action() | ||
| } catch { | ||
| Log.make(with: .viewModel)?.error("\(String(describing: error))") | ||
| } | ||
| } | ||
|
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| switch action { | ||
| case let .textChanged(text): | ||
| state.currentText = text | ||
| state.offset = 0 | ||
| await performAsyncAction { | ||
| try await fetchSearchList(isReplace: true) | ||
| } | ||
|
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| case .loadMoreProducts: | ||
| await performAsyncAction { | ||
| try await fetchSearchList(isReplace: false) | ||
| } | ||
| } | ||
| } | ||
|
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| private func fetchSearchList(isReplace: Bool) async throws { | ||
| let request = SearchProductRequest( | ||
| name: state.currentText, | ||
| order: .normal, | ||
| pageSize: 20, | ||
| offset: state.offset | ||
| ) | ||
|
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| let paginatedModel = try await service.fetchSearchList(request: request) | ||
|
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| state.hasMore = paginatedModel.hasMore | ||
| state.offset += 1 | ||
| if isReplace { | ||
| state.products = paginatedModel.results | ||
| } else { | ||
| state.products.append(contentsOf: paginatedModel.results) | ||
| } | ||
| } | ||
| } |
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