Code Enhancements & README

.swiftlint.yml

@@ -152,7 +152,7 @@ only_rules:
     # Ensure definitions have a lower access control level than their enclosing parent
   - mark
     # MARK comment should be in valid format. e.g. '// MARK: ...' or '// MARK: - ...'
-  - missing_docs
+#  - missing_docs
     # Declarations should be documented.
   - modifier_order
     # Modifier order should be consistent.

Example/Shared/Actions/LoadAction.swift

@@ -0,0 +1,14 @@
+//
+//  LoadAction.swift
+//  Example
+//
+//  Created by Paul Kraft on 20.07.21.
+//
+
+import Presenter
+
+struct LoadAction: Action {
+    func perform(on model: Model) {
+        // TODO
+    }
+}

Example/Shared/Actions/LoginAction.swift

@@ -0,0 +1,30 @@
+//
+//  LoginAction.swift
+//  Example
+//
+//  Created by Paul Kraft on 20.07.21.
+//
+
+import Presenter
+
+struct LoginAction: Action {
+    func perform(on model: Model) {
+        guard let username = model[.username],
+              let password = model[.password] else {
+            model[.loginErrorMessage] = "Could not find username or password."
+            model[.showLoginError] = true
+            return
+        }
+
+        guard !username.isEmpty && !password.isEmpty else {
+            model[.loginErrorMessage] = "Please enter username and password."
+            model[.showLoginError] = true
+            return
+        }
+
+        let prefix = Data(username.utf8).base64EncodedString()
+        let suffix = Data(password.utf8).base64EncodedString()
+        model[.authenticationToken] = prefix + ":" + suffix
+        model[.isAuthenticated] = true
+    }
+}

Example/Shared/Actions/LogoutAction.swift

@@ -0,0 +1,16 @@
+//
+//  Logout.swift
+//  Example
+//
+//  Created by Paul Kraft on 20.07.21.
+//
+import Presenter
+
+struct LogoutAction: Action {
+    func perform(on model: Model) {
+        model[.username] = nil
+        model[.password] = nil
+        model[.authenticationToken] = nil
+        model[.isAuthenticated] = false
+    }
+}

Example/Shared/App/AppPlugin.swift

@@ -0,0 +1,27 @@
+//
+//  AppPlugin.swift
+//  Example
+//
+//  Created by Paul Kraft on 20.07.21.
+//
+
+import Presenter
+import MetricPresenter
+import TracePresenter
+
+struct AppPlugin: Plugin {
+    var plugins: [Plugin] {
+        [
+            MetricPresenter(),
+            TracePresenter()
+        ]
+    }
+
+    var actions: [Action.Type] {
+        [
+            LoadAction.self,
+            LoginAction.self,
+            LogoutAction.self
+        ]
+    }
+}

Example/Shared/App/ExampleApp.swift

@@ -0,0 +1,54 @@
+//
+//  ExampleApp.swift
+//  Shared
+//
+//  Created by Paul Kraft on 20.07.21.
+//
+
+import Presenter
+import SwiftUI
+
+@main
+struct ExampleApp: App {
+    // MARK: Stored Properties
+
+    @SwiftUI.StateObject private var model = Model()
+    @SwiftUI.State private var view: AnyView?
+
+    // MARK: Initialization
+
+    init() {
+        Presenter.use(plugin: AppPlugin())
+    }
+
+    // MARK: Views
+
+    var body: some Scene {
+        WindowGroup {
+            load(ContentView())
+                .environmentObject(model)
+        }
+    }
+
+    // MARK: Helpers
+
+    private func load<V: PresenterView>(_ presenterView: V) -> AnyView? {
+        if let view = view {
+            return view
+        }
+        DispatchQueue.global(qos: .userInitiated).async {
+            let view: AnyView
+            do {
+                let data = try Presenter.encode(presenterView)
+                view = try Presenter.decode(from: data)
+                    .eraseToAnyView()
+            } catch {
+                view = AnyView(SwiftUI.Text(error.localizedDescription))
+            }
+            DispatchQueue.main.async {
+                self.view = view
+            }
+        }
+        return nil
+    }
+}

Example/Shared/App/Model+Key.swift

@@ -0,0 +1,59 @@
+//
+//  Model+Key.swift
+//  Example
+//
+//  Created by Paul Kraft on 20.07.21.
+//
+
+import Presenter
+
+extension Model.Key {
+    static var username: Model.Key<String> {
+        .init(rawValue: "login-username")
+    }
+
+    static var password: Model.Key<String> {
+        .init(rawValue: "login-password")
+    }
+
+    static var authenticationToken: Model.Key<String> {
+        .init(rawValue: "login-token")
+    }
+
+    static var isAuthenticated: Model.Key<Bool> {
+        .init(rawValue: "login-active")
+    }
+
+    static var showLoginError: Model.Key<Bool> {
+        .init(rawValue: "login-show-error")
+    }
+
+    static var loginErrorMessage: Model.Key<String> {
+        .init(rawValue: "login-error-message")
+    }
+
+    static var isLoadingAllRecipes: Model.Key<Bool> {
+        .init(rawValue: "recipe-all-loading")
+    }
+
+    static var allRecipeIdentifiers: Model.Key<[String]> {
+        .init(rawValue: "recipe-all-ids")
+    }
+}
+
+extension State {
+    init(_ key: Model.Key<Content>, default defaultValue: Content) {
+        self.init(key.rawValue, default: defaultValue)
+    }
+}
+
+extension Model {
+    struct Key<Value> {
+        let rawValue: String
+    }
+
+    subscript<Value>(key: Key<Value>) -> Value? {
+        get { get(key.rawValue) as? Value }
+        set { set(key.rawValue, to: newValue) }
+    }
+}

Example/Shared/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Example/Shared/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,148 @@
+{
+  "images" : [
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "60x60"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "60x60"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "76x76"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "76x76"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "83.5x83.5"
+    },
+    {
+      "idiom" : "ios-marketing",
+      "scale" : "1x",
+      "size" : "1024x1024"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "16x16"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "16x16"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "32x32"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "32x32"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "128x128"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "128x128"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "256x256"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "256x256"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "1x",
+      "size" : "512x512"
+    },
+    {
+      "idiom" : "mac",
+      "scale" : "2x",
+      "size" : "512x512"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Example/Shared/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}