Feature/random music

LiarGame/Sources/Model/GameMode.swift

@@ -0,0 +1,13 @@
+//
+// GameMode.swift
+// LiarGame
+//
+// Created by JK on 2022/04/26.
+//
+
+import Foundation
+
+enum GameMode {
+ case liarGame
+ case randomMusicQuiz
+}

LiarGame/Sources/Model/Music.swift

@@ -7,12 +7,12 @@
 
 import Foundation
 
-struct Music: Codable {
+struct Music: Codable, Equatable {
  let title: String
  let artist: String
  /// youtube video ID
  let id: String
- let startedAt: String
+ let startedAt: Float
 
  /** Music 생성자
 
@@ -27,12 +27,13 @@ struct Music: Codable {
  길이가 맞지 않을 경우 `return nil`
  */
  init?(from array: [String]) {
- guard array.count == 4 else { return nil }
+ guard array.count == 4,
+ let startedAt = Float(array[3]) else { return nil }
 
  self.title = array[0]
  self.artist = array[1]
  self.id = array[2]
- self.startedAt = array[3]
+ self.startedAt = startedAt
  }
 }
 

LiarGame/Sources/Reactor/HomeReactor.swift

@@ -13,18 +13,17 @@ import RxCocoa
 
 final class HomeReactor: Reactor{
  enum Action{
- case updateMode(String?)
+ case updateMode(GameMode)
  }
  enum Mutation{
- case setMode(String?)
+ case setMode(GameMode)
  }
  struct State{
- var mode: String?
+ var mode: GameMode?
  }
 
  let initialState = State()
 
-
  func mutate(action: Action) -> Observable<Mutation> {
  switch action {
  case let .updateMode(mode):

LiarGame/Sources/Reactor/RandomMusicQuizReactor.swift

@@ -9,16 +9,162 @@ import Foundation
 import ReactorKit
 
 final class RandomMusicQuizReactor: Reactor {
+ init(repository: RandomMusicRepository) {
+ self.repository = repository
+ }
+
+ private var disposeBag = DisposeBag()
 
+ var scheduler = SerialDispatchQueueScheduler(internalSerialQueueName: "random.music.quiz")
  var initialState = State()
+ private let repository: RandomMusicRepository
+ private var playerState: PlayerState = .unknwon
+ private var second: PlaySecond?
+
+ enum PlaySecond: Int {
+ case three = 3
+ case five = 5
+ case ten = 10
+ }
+
+ enum PlayerState {
+ /// 비디오 로드 후 대기 중
+ case pending
+ /// 비디오 로드 완료
+ case ready
+ /// 비디오 재생 시 버퍼링
+ case buffering
+ /// 비디오 재생 중
+ case playing
+ /// 재생정지(stopVideo) 호출 시 cued
+ case cued
+ case unknwon
+ }
+
+ enum Action {
+ case updateMusicList
+ case playMusicButtonTapped(second: PlaySecond)
+ case didPlayToggleButtonTapped
+ case didAnswerButtonTapped
+ case shuffle
+ case playerState(PlayerState)
+ case needCurrentVersion
+ }
+
+ enum Mutation {
+ case updatePlayStopState(Bool)
+ case updateCurrentVersion(String)
+ case updateCurrentMusic(Music?)
+ case updateAnswer((String, String)?)
+ case updateLoading(Bool)
+ case ignore
+ }
+
+ struct State {
+ var isPlaying: Bool = false
+ var isLoading: Bool = false
+ var currentVersion: String = ""
+ var answer: (title: String, artist: String)?
+ var currentMusic: Music?
+ }
 
- enum Action { }
- enum Mutation { }
- struct State { }
  func mutate(action: Action) -> Observable<Mutation> {
-
+ switch action {
+ case .updateMusicList:
+ guard playerState != .pending else { return .empty() }
+ playerState = .pending
+ return .concat([
+ .just(.updateLoading(true)),
+ .just(.updatePlayStopState(false)),
+ .just(.updateAnswer(nil)),
+ repository.getNewestVersion()
+ .asObservable()
+ .map { _ in Mutation.ignore },
+ .just(.updateCurrentMusic(shuffleMusic())),
+ .just(.updateCurrentVersion(repository.currentVersion))
+ ])
+ .timeout(.seconds(10), other: Observable.just(Mutation.updateLoading(false)), scheduler: scheduler)
+
+ case let .playMusicButtonTapped(second):
+ self.second = second
+ return .concat([
+ .just(.updatePlayStopState(true)),
+ ])
+
+ case .didPlayToggleButtonTapped:
+ return .just(.updatePlayStopState(!currentState.isPlaying))
+
+ case .didAnswerButtonTapped:
+ return .just(.updateAnswer(currentAnswer()))
+
+ case .shuffle:
+ guard playerState != .pending else { return .empty() }
+ playerState = .pending
+ return .concat(
+ .just(.updateLoading(true)),
+ .just(.updatePlayStopState(false)),
+ .just(.updateAnswer(nil)),
+ .just(.updateCurrentMusic(shuffleMusic()))
+ )
+
+ case .needCurrentVersion:
+ return .just(.updateCurrentVersion(repository.currentVersion))
+
+ case let .playerState(state):
+ return playerStateHandler(state)
+ }
  }
+
  func reduce(state: State, mutation: Mutation) -> State {
+ var state = state
+ switch mutation {
+ case let .updatePlayStopState(boolean):
+ state.isPlaying = boolean
+ case let .updateCurrentVersion(version):
+ state.currentVersion = version
+ case let .updateCurrentMusic(music):
+ state.currentMusic = music
+ case let .updateAnswer(info):
+ state.answer = info
+ case let .updateLoading(boolean):
+ state.isLoading = boolean
+ case .ignore: break
+ }
+ return state
+ }
+
+ private func currentAnswer() -> (title: String, artist: String)? {
+ if let currentMusic = currentState.currentMusic {
+ return (title: currentMusic.title, artist: currentMusic.artist)
+ } else {
+ return nil
+ }
+ }
+
+ private func shuffleMusic() -> Music? {
+ guard repository.musicList.count > 0 else { return nil }
+ let size = repository.musicList.count
+ let randomNumber: Int = Int(arc4random()) % size
+
+ return repository.musicList[randomNumber]
+ }
+
+ // `YTPlayerView.playVideo()` 호출 시점과 실제 재생 시점이 다름
+ // `YTPlayerView` 의 state 를 확인해서 재생 타이머를 수행
+ private func playerStateHandler(_ state: PlayerState) -> Observable<Mutation> {
+ self.playerState = state
+ guard playerState != .pending else { return .empty() }
 
+ switch playerState {
+ case .playing:
+ return .just(.updatePlayStopState(false))
+ case .ready:
+ return .just(.updateLoading(false))
+ case .cued:
+ self.second = nil
+ fallthrough
+ default:
+ return .empty()
+ }
  }
 }

LiarGame/Sources/Repository/RandomMusicRepository.swift

@@ -33,7 +33,7 @@ final class RandomMusicRepository: RandomMusicRepositoryType {
  Self._currentVersion
  }
 
- @UserDefault(key: "RandomMusicVersion", defaultValue: "")
+ @UserDefault(key: "RandomMusicVersion", defaultValue: "unknwon")
  private static var _currentVersion: String
 
  /** 저장되어있는 음악 목록을 가져옵니다.
@@ -61,7 +61,7 @@ final class RandomMusicRepository: RandomMusicRepositoryType {
  func getNewestVersion() -> Single<[Music]> {
  _newsetVersion
  .flatMap { _version -> Single<[Music]> in
- let arr = _version.components(separatedBy: ",")
+ let arr = _version.trimmingCharacters(in: .whitespacesAndNewlines).components(separatedBy: ",")
  let version = arr[0]
  let length = arr[1]
  guard version != self.currentVersion else { return .just(try self.readMuicList()) }
@@ -141,17 +141,15 @@ final class RandomMusicRepository: RandomMusicRepositoryType {
  }
 
  /// 음악 데이터 읽어오기
- // TODO: - private 으로 변경///
- func readMuicList() throws -> [Music] {
+ private func readMuicList() throws -> [Music] {
  let path = try musicDataPath()
  let data = try Data(contentsOf: path)
 
  return try JSONDecoder().decode([Music].self, from: data)
  }
 
  /// 음악 데이터를 저장하는 경로
- // TODO: - private 으로 변경/// 
- func musicDataPath() throws -> URL {
+ private func musicDataPath() throws -> URL {
  guard let documentsURL = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first else {
  throw RandomMusicRepositoryError.fileAccessFailed
  }

LiarGame/Sources/Utils/Flex+Extensions.swift

@@ -0,0 +1,32 @@
+//
+// Flex+Extensions.swift
+// LiarGame
+//
+// Created by JK on 2022/04/26.
+//
+
+import Foundation
+import CoreGraphics
+import FlexLayout
+
+extension Flex {
+ @discardableResult
+ func horizontallySpacing(_ value: CGFloat?) -> Flex {
+ guard let view = view, view.subviews.count > 1 else { return self }
+ for (idx, subview) in view.subviews.enumerated() {
+ if idx == 0 { continue }
+ subview.flex.marginLeft(value ?? 0)
+ }
+ return self
+ }
+
+ @discardableResult
+ func verticallySpacing(_ value: CGFloat?) -> Flex {
+ guard let view = view, view.subviews.count > 1 else { return self }
+ for (idx, subview) in view.subviews.enumerated() {
+ if idx == 0 { continue }
+ subview.flex.marginTop(value ?? 0)
+ }
+ return self
+ }
+}

LiarGame/Sources/Utils/UIColor+Extensions.swift

@@ -0,0 +1,21 @@
+//
+// UIColor+Extensions.swift
+// LiarGame
+//
+// Created by JK on 2022/04/26.
+//
+
+import UIKit
+
+extension UIColor {
+ convenience init(hexString : String) {
+ if let rgbValue = UInt(hexString, radix: 16) {
+ let red = CGFloat((rgbValue >> 16) & 0xff) / 255
+ let green = CGFloat((rgbValue >> 8) & 0xff) / 255
+ let blue = CGFloat((rgbValue ) & 0xff) / 255
+ self.init(red: red, green: green, blue: blue, alpha: 1.0)
+ } else {
+ self.init(red: 0.0, green: 0.0, blue: 0.0, alpha: 1.0)
+ }
+ }
+}