查看指定分组

Controller/MessageListViewController.swift

@@ -137,6 +137,11 @@ class MessageListViewController: BaseViewController<MessageListViewModel> {
                         }
                     }
                 }
+                cell.showGroupMessageAction = { [weak self] group in
+                    let viewModel = MessageListViewModel(sourceType: .group(group))
+                    let controller = MessageListViewController(viewModel: viewModel)
+                    self?.navigationController?.pushViewController(controller, animated: true)
+                }
                 cell.cellData = (title, max(0, totalCount - messages.count), messages)
                 cell.isExpanded = self.expandedGroup.contains(title)
                 return cell
@@ -205,6 +210,9 @@ class MessageListViewController: BaseViewController<MessageListViewModel> {
         // 标题
         output.title
             .drive(self.navigationItem.rx.title).disposed(by: rx.disposeBag)
+        
+        output.groupToggleButtonHidden
+            .drive((groupButton.customView as! UIButton).rx.isHidden).disposed(by: rx.disposeBag)
     }
     
     private func getBatchDeleteDriver() -> Driver<MessageDeleteType> {
@@ -289,7 +297,7 @@ extension MessageListViewController: UITableViewDelegate {
         let action = UIContextualAction(style: .destructive, title: NSLocalizedString("removeMessage")) { [weak self] _, _, actionPerformed in
             guard let self else { return }
             
-            if let cell = self.tableView.cellForRow(at: indexPath) as? MessageTableViewCell {
+            if self.tableView.cellForRow(at: indexPath) is MessageTableViewCell {
                 // 单个消息直接删除，不弹出提示
                 self.tableView.dataSource?.tableView?(self.tableView, commit: .delete, forRowAt: indexPath)
                 actionPerformed(true)

Controller/MessageListViewModel.swift

@@ -19,6 +19,13 @@ enum MessageListType: Int, Codable {
     case group
 }
 
+enum MessageSourceType {
+    /// 全部数据源
+    case all
+    /// 只查看某一个分组
+    case group(String?)
+}
+
 class MessageListViewModel: ViewModel, ViewModelType {
     struct Input {
         /// 刷新
@@ -48,6 +55,8 @@ class MessageListViewModel: ViewModel, ViewModelType {
         var type: Driver<MessageListType>
         /// 标题
         var title: Driver<String>
+        /// 群组切换按钮是否隐藏
+        var groupToggleButtonHidden: Driver<Bool>
     }
 
     private static let typeKey = "me.fin.messageListType"
@@ -63,6 +72,9 @@ class MessageListViewModel: ViewModel, ViewModelType {
         }
     }
     
+    /// 数据源
+    private var sourceType: MessageSourceType = .all
+    
     /// 当前页数
     private var page = 0
     /// 每页数量
@@ -73,6 +85,11 @@ class MessageListViewModel: ViewModel, ViewModelType {
     /// 全部数据（懒加载）
     private var results: Results<Message>?
     
+    convenience init(sourceType: MessageSourceType) {
+        self.init()
+        self.sourceType = sourceType
+    }
+    
     /// 获取筛选后的全部数据源 （懒加载）
     private func getResults(filterGroups: [String?], searchText: String?) -> Results<Message>? {
         if let realm = try? Realm() {
@@ -157,6 +174,10 @@ class MessageListViewModel: ViewModel, ViewModelType {
     }
     
     private func getNextPage() -> [MessageListCellItem] {
+        if case .group = self.sourceType {
+            // 查看指定分组时，只能按列表查看
+            return getListNextPage()
+        }
         if type == .list {
             return getListNextPage()
         }
@@ -191,9 +212,12 @@ class MessageListViewModel: ViewModel, ViewModelType {
         // 刷新操作
         let refreshAction = BehaviorRelay<MJRefreshAction>(value: .none)
         // 切换群组
-        let filterGroups: BehaviorRelay<[String?]> = {
+        let filterGroups: BehaviorRelay<[String?]> = { [weak self] in
-            if let groups: [String?] = Settings["me.fin.filterGroups"] {
+            guard let self = self else {
-                return BehaviorRelay<[String?]>(value: groups)
+                return BehaviorRelay<[String?]>(value: [])
+            }
+            if case .group(let name) = self.sourceType {
+                return BehaviorRelay<[String?]>(value: [name])
             }
             return BehaviorRelay<[String?]>(value: [])
         }()
@@ -344,12 +368,21 @@ class MessageListViewModel: ViewModel, ViewModelType {
             
         }).disposed(by: rx.disposeBag)
         
+        // 查看指定分组时，隐藏分组切换按钮
+        let groupToggleButtonHidden = {
+            if case .group = self.sourceType {
+                return true
+            }
+            return false
+        }()
+        
         return Output(
             messages: messagesRelay.asDriver(onErrorJustReturn: []),
             refreshAction: refreshAction.asDriver(),
             alertMessage: alertMessage,
             type: Driver.merge(messageTypeChanged.asDriver(), Driver.just(self.type)),
-            title: titleRelay.asDriver()
+            title: titleRelay.asDriver(),
+            groupToggleButtonHidden: Driver.just(groupToggleButtonHidden)
         )
     }
 }

Model/MessageSection.swift

@@ -22,7 +22,18 @@ enum MessageListCellItem: Equatable {
         case (.message(let l), .message(let r)):
             return l.id == r.id && l.dateText == r.dateText
         case (.messageGroup(let l, _, let lMessages), .messageGroup(let r, _, let rMessages)):
-            return l == r && lMessages.first?.dateText == rMessages.first?.dateText
+            if l != r {
+                return false
+            }
+            if lMessages.first?.dateText != rMessages.first?.dateText {
+                return false
+            }
+            for (lMessage, rMessage) in zip(lMessages, rMessages) {
+                if lMessage.id != rMessage.id {
+                    return false
+                }
+            }
+            return true
         default:
             return false
         }

View/MessageList/MessageTableViewCell.swift

@@ -136,6 +136,9 @@ class MessageGroupTableViewCell: UITableViewCell {
             groupHeader.clearAction = newValue
         }
     }
+
+    /// 查看群组所有消息
+    var showGroupMessageAction: ((_ group: String?) -> Void)? = nil
     
     override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
         super.init(style: style, reuseIdentifier: reuseIdentifier)
@@ -162,7 +165,12 @@ class MessageGroupTableViewCell: UITableViewCell {
             make.bottom.equalToSuperview().offset(-18)
             make.centerX.equalToSuperview()
         }
-
+        
+        moreView.addGestureRecognizer(UITapGestureRecognizer())
+        moreView.gestureRecognizers?.first?.rx.event.subscribe(onNext: { [weak self] _ in
+            self?.showGroupMessageAction?(self?.messages.first?.group)
+        }).disposed(by: self.rx.disposeBag)
+        
         refreshViewState()
     }