Add SwiftUI + Redux

Examples/SwiftUI + Redux/SwiftUIDemo/flux/actions/Action.swift

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+//
+//  Action.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 05/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+
+protocol Action {
+    
+}

Examples/SwiftUI + Redux/SwiftUIDemo/flux/actions/UsersAction.swift

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+//
+//  UsersAction.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 05/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+
+enum UserActions: Action {
+    case addUser
+    case deleteUser(index: Int)
+    case move(from: Int, to: Int)
+    case editUser(id: Int, name: String, username: String)
+    case testEditFirstUser
+    case startEditUser
+    case stopEditUser
+}

Examples/SwiftUI + Redux/SwiftUIDemo/flux/models/User.swift

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+//
+//  User.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 04/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+import SwiftUI
+
+struct User: Identifiable {
+    let id: Int
+    var name: String
+    var username: String
+    let imageName = "person"
+}
+
+let sampleData = [User(id: 0, name: "user 1", username: "@user1"),
+                  User(id: 1, name: "user 2", username: "@user2")]

Examples/SwiftUI + Redux/SwiftUIDemo/flux/reducers/Reducer.swift

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+//
+//  Reducer.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 05/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+
+protocol Reducer {
+    associatedtype StateType: FluxState
+    func reduce(state: StateType, action: Action) -> StateType
+}

Examples/SwiftUI + Redux/SwiftUIDemo/flux/reducers/UsersStateReducer.swift

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+//
+//  UsersStateReducer.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 05/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+
+struct UserStateReducer: Reducer {    
+    func reduce(state: UsersState, action: Action) -> UsersState {
+        var state = state
+        switch action {
+        case UserActions.addUser:
+            state.users.append(User(id: state.users.count,
+                                    name: "New user \(state.users.count + 1)",
+                                    username: "@newuser\(state.users.count + 1)"))
+        case let UserActions.deleteUser(index):
+            state.users.remove(at: index)
+        case let UserActions.move(from, to):
+            let user = state.users.remove(at: from)
+            state.users.insert(user, at: to)
+        case let UserActions.editUser(id, name, username):
+            var user = state.users[id]
+            user.name = name
+            user.username = username
+            state.users[id] = user
+        case UserActions.testEditFirstUser:
+            if !state.users.isEmpty {
+                state.users[0] = User(id: 0, name: "user1", username: "u\ns\ne\nr\nn\na\nm\ne")
+            }
+        case UserActions.startEditUser:
+            state.isEditingUser = true
+        case UserActions.stopEditUser:
+            state.isEditingUser = false
+        default:
+            break
+        }
+        return state
+    }
+}

Examples/SwiftUI + Redux/SwiftUIDemo/flux/states/AppState.swift

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+//
+//  AppStore.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 05/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+import SwiftUI
+import Combine
+
+final class AppState: BindableObject {
+    var didChange = PassthroughSubject<AppState, Never>()
+    
+    var usersState: UsersState
+    
+    init(usersState: UsersState = UsersState()) {
+        self.usersState = usersState
+    }
+    
+    func dispatch(action: Action) {
+        usersState = UserStateReducer().reduce(state: usersState, action: action)
+        didChange.send(self)
+    }
+}
+
+let store = AppState()
+
+#if DEBUG
+let sampleStore = AppState(usersState: UsersState(users: sampleData))
+#endif
+
+

Examples/SwiftUI + Redux/SwiftUIDemo/flux/states/FluxState.swift

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+//
+//  FluxState.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 05/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+
+protocol FluxState { }

Examples/SwiftUI + Redux/SwiftUIDemo/flux/states/UsersState.swift

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+//
+//  UsersStore.swift
+//  SwiftUIDemo
+//
+//  Created by Thomas Ricouard on 04/06/2019.
+//  Copyright © 2019 Thomas Ricouarf. All rights reserved.
+//
+
+import Foundation
+import SwiftUI
+import Combine
+
+struct UsersState: FluxState {
+    var users: [User]
+    var isEditingUser = false
+    
+    init(users: [User] = []) {
+        self.users = users
+    }
+}