Add a simple screen SwiftUI template.

2026-04-19 08:03:50 +02:00 · 2022-01-25 16:43:10 +00:00
parent 6b6a58cc4a
commit 93e3c3637f
12 changed files with 529 additions and 1 deletions
@@ -0,0 +1,75 @@
+//
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import SwiftUI
+
+@available(iOS 14, *)
+typealias TemplateSimpleScreenViewModelType = StateStoreViewModel<TemplateSimpleScreenViewState,
+                                                                 TemplateSimpleScreenStateAction,
+                                                                 TemplateSimpleScreenViewAction>
+@available(iOS 14, *)
+class TemplateSimpleScreenViewModel: TemplateSimpleScreenViewModelType, TemplateSimpleScreenViewModelProtocol {
+
+    // MARK: - Properties
+
+    // MARK: Private
+
+    // MARK: Public
+
+    var completion: ((TemplateSimpleScreenViewModelResult) -> Void)?
+
+    // MARK: - Setup
+
+    init(promptType: TemplateSimpleScreenPromptType, initialCount: Int = 0) {
+        super.init(initialViewState: TemplateSimpleScreenViewState(promptType: promptType, count: 0))
+    }
+
+    // MARK: - Public
+
+    override func process(viewAction: TemplateSimpleScreenViewAction) {
+        switch viewAction {
+        case .accept:
+            accept()
+        case .cancel:
+            cancel()
+        case .incrementCount, .decrementCount:
+            dispatch(action: .viewAction(viewAction))
+        }
+    }
+
+    override class func reducer(state: inout TemplateSimpleScreenViewState, action: TemplateSimpleScreenStateAction) {
+        switch action {
+        case .viewAction(let viewAction):
+            switch viewAction {
+            case .incrementCount:
+                state.count += 1
+            case .decrementCount:
+                state.count -= 1
+            case .accept, .cancel:
+                break
+            }
+        }
+        UILog.debug("[TemplateSimpleScreenViewModel] reducer with action \(action) produced state: \(state)")
+    }
+
+    private func accept() {
+        completion?(.accept)
+    }
+
+    private func cancel() {
+        completion?(.cancel)
+    }
+}