添加 MJRefresh+rx

Common/MJRefresh+Rx.swift

@@ -0,0 +1,90 @@
+//
+//  MJRefresh+Rx.swift
+//  Bark
+//
+//  Created by huangfeng on 2020/11/22.
+//  Copyright © 2020 Fin. All rights reserved.
+//
+
+import Foundation
+import RxCocoa
+import RxSwift
+import MJRefresh
+
+extension Reactive where Base : MJRefreshComponent {
+    var refresh: ControlEvent<Void> {
+        
+        let source = Observable<Void>.create {[weak control = self.base] (observer) -> Disposable in
+            MainScheduler.ensureExecutingOnScheduler()
+            guard let control = control else {
+                observer.onCompleted()
+                return Disposables.create()
+            }
+            control.refreshingBlock = {
+                observer.onNext(())
+            }
+            return Disposables.create()
+        }
+        return ControlEvent(events: source)
+    }
+    
+}
+
+
+enum MJRefreshAction {
+    /// 不做任何事情
+    case none
+    /// 开始刷新
+    case begainRefresh
+    /// 停止刷新
+    case endRefresh
+    /// 开始加载更多
+    case begainLoadmore
+    /// 停止加载更多
+    case endLoadmore
+    /// 显示无更多数据
+    case showNomoreData
+    /// 重置无更多数据
+    case resetNomoreData
+}
+
+extension Reactive where Base:UIScrollView {
+    
+    /// 执行的操作类型
+    var refreshAction:Binder<MJRefreshAction> {
+        
+        return Binder(base) { (target, action) in
+            
+            switch action{
+            case .begainRefresh:
+                if let header =  target.mj_header {
+                    header.beginRefreshing()
+                }
+            case .endRefresh:
+                if let header =  target.mj_header {
+                    header.endRefreshing()
+                }
+            case .begainLoadmore:
+                if let footer =  target.mj_footer {
+                    footer.beginRefreshing()
+                }
+            case .endLoadmore:
+                if let footer =  target.mj_footer {
+                    footer.endRefreshing()
+                }
+            case .showNomoreData:
+                if let footer =  target.mj_footer {
+                    footer.endRefreshingWithNoMoreData()
+                }
+            case .resetNomoreData:
+                if let footer =  target.mj_footer {
+                    footer.resetNoMoreData()
+                }
+                break
+            case .none:
+                break
+            }
+        }
+    }
+    
+}