added poll detail scene with mock data

2026-04-21 17:12:45 +02:00 · 2023-01-19 15:42:45 +01:00
parent da17249200
commit 84e8d879bd
14 changed files with 804 additions and 5 deletions
@@ -0,0 +1,115 @@
+//
+// 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 Combine
+import SwiftUI
+
+typealias PollHistoryDetailViewModelType = StateStoreViewModel<PollHistoryDetailViewState, PollHistoryDetailViewAction>
+
+class PollHistoryDetailViewModel: PollHistoryDetailViewModelType, PollHistoryDetailViewModelProtocol {
+    // MARK: - Properties
+
+    // MARK: Private
+    
+    // MARK: Public
+
+    var completion: PollHistoryDetailViewModelCallback?
+    
+    // MARK: - Setup
+    
+    init(pollHistoryDetails: PollHistoryDetails) {
+        super.init(initialViewState: PollHistoryDetailViewState(poll: pollHistoryDetails))
+
+    }
+    
+    // MARK: - Public
+    
+    override func process(viewAction: PollHistoryDetailViewAction) {
+        switch viewAction {
+        case .selectAnswerOptionWithIdentifier(let identifier):
+            guard !state.poll.closed else {
+                return
+            }
+            
+            if state.poll.maxAllowedSelections == 1 {
+                updateSingleSelectPollLocalState(selectedAnswerIdentifier: identifier, callback: completion)
+            } else {
+                updateMultiSelectPollLocalState(&state, selectedAnswerIdentifier: identifier, callback: completion)
+            }
+        }
+    }
+
+    
+    // MARK: - TimelinePollViewModelProtocol
+    
+    func updateWithPollDetails(_ pollDetails: PollHistoryDetails) {
+        state.poll = pollDetails
+    }
+    
+    func updateSingleSelectPollLocalState(selectedAnswerIdentifier: String, callback: PollHistoryDetailViewModelCallback?) {
+        state.poll.answerOptions.updateEach { answerOption in
+            if answerOption.selected {
+                answerOption.selected = false
+                answerOption.count = UInt(max(0, Int(answerOption.count) - 1))
+                state.poll.totalAnswerCount = UInt(max(0, Int(state.poll.totalAnswerCount) - 1))
+            }
+            
+            if answerOption.id == selectedAnswerIdentifier {
+                answerOption.selected = true
+                answerOption.count += 1
+                state.poll.totalAnswerCount += 1
+            }
+        }
+        
+        informCoordinatorOfSelectionUpdate(state: state, callback: callback)
+    }
+    
+    func updateMultiSelectPollLocalState(_ state: inout PollHistoryDetailViewState, selectedAnswerIdentifier: String, callback: PollHistoryDetailViewModelCallback?) {
+        let selectedAnswerOptions = state.poll.answerOptions.filter { $0.selected == true }
+        
+        let isDeselecting = selectedAnswerOptions.filter { $0.id == selectedAnswerIdentifier }.count > 0
+        
+        if !isDeselecting, selectedAnswerOptions.count >= state.poll.maxAllowedSelections {
+            return
+        }
+        
+        state.poll.answerOptions.updateEach { answerOption in
+            if answerOption.id != selectedAnswerIdentifier {
+                return
+            }
+            
+            if answerOption.selected {
+                answerOption.selected = false
+                answerOption.count = UInt(max(0, Int(answerOption.count) - 1))
+                state.poll.totalAnswerCount = UInt(max(0, Int(state.poll.totalAnswerCount) - 1))
+            } else {
+                answerOption.selected = true
+                answerOption.count += 1
+                state.poll.totalAnswerCount += 1
+            }
+        }
+        
+        informCoordinatorOfSelectionUpdate(state: state, callback: callback)
+    }
+    
+    func informCoordinatorOfSelectionUpdate(state: PollHistoryDetailViewState, callback: PollHistoryDetailViewModelCallback?) {
+        let selectedIdentifiers = state.poll.answerOptions.compactMap { answerOption in
+            answerOption.selected ? answerOption.id : nil
+        }
+        
+        callback?(.selectedAnswerOptionsWithIdentifiers(selectedIdentifiers))
+    }
+}