添加倒计时 付费屋

FuSiLive.xcworkspace/xcuserdata/server.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

@@ -19,128 +19,16 @@
       <BreakpointProxy
          BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
          <BreakpointContent
-            uuid = "39FF1C38-2542-4416-A8C4-0315968F3941"
+            uuid = "557ED31B-F4DE-4254-9E50-0D51EFABE241"
             shouldBeEnabled = "Yes"
             ignoreCount = "0"
             continueAfterRunningActions = "No"
-            filePath = "DevelopmentPods/FUSFoundation/FUSFoundation/Classes/FUSFoundation/Views/ActionSheet/FUSActionSheetView.m"
+            filePath = "Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/Controller/FUSLiveMainViewController.m"
             startingColumnNumber = "9223372036854775807"
             endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "149"
-            endingLineNumber = "149"
-            landmarkName = "-showAcionSheetWithTitle:cancelTitle:enterTitle:otherTitles:buttonColors:clickBlock:"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "1E153074-605C-4A42-B48F-38DF7C360A71"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "DevelopmentPods/FUSFoundation/FUSFoundation/Classes/FUSFoundation/Views/StreamView/LiveStreamView/Push/Capture/ByteRTC/FUSByteRTCPKStreamCaptureHelper.m"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "405"
-            endingLineNumber = "405"
-            landmarkName = "-fus_restartStreamPush"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "88E06B63-A6EE-4AA2-97A3-2DD86F138229"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "DevelopmentPods/FUSFoundation/FUSFoundation/Classes/FUSFoundation/Views/StreamView/LiveStreamView/Push/Capture/ByteRTC/FUSByteRTCPKStreamCaptureHelper.m"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "191"
-            endingLineNumber = "191"
-            landmarkName = "-fus_endLivePush"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "2178470A-240F-4C11-802C-507A47CD6F3D"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/View/FunctionView/LinkMicro/Other/FUSAgoraHelper.m"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "592"
-            endingLineNumber = "592"
-            landmarkName = "-fus_switchAgoraLinkMicMode:"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "A06C7465-3FBC-4337-ADC2-4320EA06A76B"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/View/FunctionView/LinkMicro/Other/FUSAgoraHelper.m"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "180"
-            endingLineNumber = "180"
-            landmarkName = "-fus_enableVideo:"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "4F5B7872-1C1A-4EA0-911F-1A4E6EFDF43E"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "DevelopmentPods/FUSFoundation/FUSFoundation/Classes/FUSFoundation/Views/StreamView/LiveStreamView/Push/Capture/TTSDK/Base/FUSStreamCatureHelper.m"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "626"
-            endingLineNumber = "626"
-            landmarkName = "-fus_setupCaptureEnable:"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "4B4C9D12-5F36-4B96-BE77-C1250DFEBE1B"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/View/Push/LiveStartView/FUSLiveStartSetPrivacyView.swift"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "355"
-            endingLineNumber = "355"
-            landmarkName = "fus_requestLiveBeforeReadyIfNeeded(completion:)"
-            landmarkType = "7">
-         </BreakpointContent>
-      </BreakpointProxy>
-      <BreakpointProxy
-         BreakpointExtensionID = "Xcode.Breakpoint.FileBreakpoint">
-         <BreakpointContent
-            uuid = "47DDFACE-B633-4A68-B5D3-CC4B6253CB4F"
-            shouldBeEnabled = "Yes"
-            ignoreCount = "0"
-            continueAfterRunningActions = "No"
-            filePath = "Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/Other/FUSLiveHelper.m"
-            startingColumnNumber = "9223372036854775807"
-            endingColumnNumber = "9223372036854775807"
-            startingLineNumber = "954"
-            endingLineNumber = "954"
-            landmarkName = "-joinRoomFailuerWithErrorDict:code:msg:currentRoomId:password:behaviorSrc:otherInfo:"
+            startingLineNumber = "1648"
+            endingLineNumber = "1648"
+            landmarkName = "-payRoomSwitch:"
             landmarkType = "7">
          </BreakpointContent>
       </BreakpointProxy>

Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/Controller/FUSLiveMainViewController.m

@@ -1404,6 +1404,8 @@ typedef NS_ENUM(NSInteger, FUSStreamState) {
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(liveStatus:) name:STR(ROOM_CID_LIVE_STATU) object:nil];
     // 被踢出直播
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(forceKick:) name:STR(ROOM_CID_FORCEKICK_NOTICE) object:nil];
+    // 付费房模式切换
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(payRoomSwitch:) name:STR(ROOM_CID_PAYROOM_SWITCH) object:nil];
     // 包房重连
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(roomReconnected:) name:FUSLiveNotificationKeys.fus_Baofang_Socket_Reconnected object:nil];
     // 5555 回调
@@ -1602,6 +1604,13 @@ typedef NS_ENUM(NSInteger, FUSStreamState) {
     FUSSocketMessageModel *messageModel = noti.object;
     NSDictionary *dict = [messageModel fus_getJsonDict];
     
+    if ([dict[@"exitType"] integerValue] == 1) {
+        NSString *roomId = [FUSLiveHelper shareInstance].roomInfoModel.roomId;
+        [[FUSLiveHelper shareInstance] fus_endPayRoomPreviewWithRoomId:roomId];
+        [FUSDialogView fus_showDialog:[FUSFormatContentHelper fus_getContentFromArr:dict[@"multiContents"]]];
+        return;
+    }
+    
     if ([[FUSLiveHelper shareInstance] liveType] == FUSLiveTypeAudience) {
         // 播放
         [_streamView.playView fus_stopALLPlayer];
@@ -1634,6 +1643,26 @@ typedef NS_ENUM(NSInteger, FUSStreamState) {
     [FUSLiveHelper fus_quitLiveWithCompletion:nil];
 }
 
+- (void)payRoomSwitch:(NSNotification *)noti
+{
+    FUSSocketMessageModel *messageModel = noti.object;
+    NSDictionary *dict = [messageModel fus_getJsonDict];
+    
+    NSString *roomId = [[dict[@"roomId"] description] length] ? [dict[@"roomId"] description] : [dict[@"roomid"] description];
+    if ([NSString isNull:roomId]) {
+        roomId = [NSString stringWithFormat:@"%d", messageModel.extend1];
+    }
+    if (![roomId isEqualToString:[FUSLiveHelper shareInstance].roomInfoModel.roomId]) {
+        return;
+    }
+    
+    if ([dict[@"mode"] integerValue] != 0) {
+        return;
+    }
+    
+    [[FUSLiveHelper shareInstance] fus_handlePayRoomSwitchToNormalPlayWithRoomId:roomId];
+}
+
 -(void)recieveScreenCaptureNotification:(NSNotification *)notification {
     
     if ([FUSConfig sharedInstanced].devConfigs.appStatus == NO) {

Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/Other/FUSLiveHelper.h

@@ -274,6 +274,12 @@ typedef NS_ENUM(NSInteger,FUSLiveRoomScopeType) {
 
 + (void)fus_quitLiveWithCompletion:(void(^_Nullable)(void))completion animated:(BOOL)animated;
 
+/// 结束付费房试看：停止拉流并回到付费入口磨砂弹层
+- (void)fus_endPayRoomPreviewWithRoomId:(NSString *)roomId;
+
+/// 付费房模式切到非付费（mode=0）：恢复正常UI并重置播放
+- (void)fus_handlePayRoomSwitchToNormalPlayWithRoomId:(NSString *)roomId;
+
 // 最小化直播间
 + (void)fus_minimizeLiveCompletion: (void (^ __nullable)(void))completion;
 

Modules/FUSShowRoomModule/FUSShowRoomModule/Features/NewLive/Main/Other/FUSLiveHelper.m

@@ -61,6 +61,13 @@ static NSString *const KLiveDataCenter_store_liveRTCData = @"LiveDataCenter_stor
 /// 是否关闭主播推流的声音
 @property (nonatomic, assign) BOOL audioMute;
 
+/// 付费房试看倒计时定时器（GCD timer，运行在主队列，避免 runloop 模式导致 UI 不刷新）
+@property (nonatomic, strong) dispatch_source_t payRoomPreviewCountdownTimer;
+/// 付费房试看倒计时按钮（展示右上角剩余秒数，并提供点击退出入口）
+@property (nonatomic, strong) UIButton *payRoomPreviewCountdownButton;
+/// 付费房试看剩余秒数（用于驱动按钮文案与自动结束）
+@property (nonatomic, assign) NSInteger payRoomPreviewCountdownSeconds;
+
 @end
 
 @implementation FUSLiveHelper
@@ -954,8 +961,54 @@ static NSString *const KLiveDataCenter_store_liveRTCData = @"LiveDataCenter_stor
         [[NSNotificationCenter defaultCenter] postNotificationName:FUSLiveNotificationKeys.fus_BaoFang_Did_End_Live_Notification object:currentRoomId];
         [[NSNotificationCenter defaultCenter] postNotificationName:FUSLiveNotificationKeys.fus_BaoFang_Refresh object:nil];
     } else if (code == -20065) {
+        FUSStreamPlayStatus status = [self.liveVC.playView fus_statusForUID:currentRoomId];
+        if (status == FUSStreamPlayStatusPlaying
+            || status == FUSStreamPlayStatusLoading
+            || status == FUSStreamPlayStatusPause) {
+            [self.liveVC.playView fus_stopWithUID:currentRoomId];
+            [self.liveVC.playView fus_destroyAllPlayer];
+            [self.liveVC fus_stopPlay];
+            [self.liveVC destroyPlayPictureInPicture];
+        }
+        [self fus_handlePayRoomFrostedGlassWithRoomId:currentRoomId];
+        return;
+    } else if (code == -20060) {
+        
+        [[NSNotificationCenter defaultCenter] postNotificationName:FUSLiveNotificationKeys.fus_BaoFang_Refresh object:nil];
+        // V6.1.0 改成直接退出toast提示
+        [FUSLiveHelper fus_quitLiveWithCompletion:nil];
+        [FUSDialogView fus_showDialog:[NSString fus_localString:@"您已被踢出房间,暂时不能进入"]];
+//            // 您已被移除直播，暂时不能进入
+    } else if (code == -20080) {
+        [[NSNotificationCenter defaultCenter] postNotificationName:FUSLiveNotificationKeys.fus_BaoFang_Refresh object:nil];
+        // 没有私密房权限
+        [self.currentFunctionView fus_hideAllFunctionLayers];
+        [FUSAlertView showAlertWithTitle:nil message:errorDict[@"msg"] cancelButtonTitle:[NSString fus_localString:@"确定"] otherButtonTitles:nil clickBlock:^(NSInteger buttonIndex) {
+            [FUSLiveHelper fus_quitLiveWithCompletion:nil];
+        }];
+    } else {
+        // 其他情况
+        [FUSAlertView showAlertWithTitle:nil message:msg cancelButtonTitle:nil otherButtonTitles:@[[NSString fus_localString:@"确定"], [NSString fus_localString:@"退出"]] clickBlock:^(NSInteger buttonIndex) {
+            
+            if (buttonIndex == 0) {
+                [self fus_audienceJoinRoomWithRoomId:currentRoomId password:password behaviorSrc:behaviorSrc otherInfo:otherInfo];
+            }else{
+                [FUSLiveHelper fus_quitLiveWithCompletion:nil];
+            }
+        }];
+    }
+    
+    if(self.enterRoomFailureBlock){
+        self.enterRoomFailureBlock();
+    }
+}
+
+/**
+ 付费房磨砂弹层（-20065）处理：拉取磨砂数据并展示付费入口视图
+ */
+- (void)fus_handlePayRoomFrostedGlassWithRoomId:(NSString *)roomId
+{
     NSString *uid = [[FUSCacheDataShare shareStore].userVerifyInfo.uid description] ?: @"";
-        NSString *roomId = [currentRoomId description] ?: @"";
     
     __weak typeof(self) weakSelf = self;
     [FUSLiveHttpHelper fus_requestGetPayRoomFrostedGlassDataWithUid:uid RoomId:roomId succeed:^(NSDictionary *dataDict) {
@@ -1009,7 +1062,8 @@ static NSString *const KLiveDataCenter_store_liveRTCData = @"LiveDataCenter_stor
             NSString *roundId = [dataModel.roomData.roundId description] ?: @"";
             
             __weak typeof(strongSelf) weakStrongSelf = strongSelf;
-                [FUSPayRoomEntryMainView fus_showOnView:rootView viewModel:viewModel actionHandler:^(FUSPayRoomEntryMainViewAction action) {
+            __block __weak FUSPayRoomEntryMainView *weakEntryView = nil;
+            FUSPayRoomEntryMainView *entryView = [FUSPayRoomEntryMainView fus_showOnView:rootView viewModel:viewModel actionHandler:^(FUSPayRoomEntryMainViewAction action) {
                 __strong typeof(weakStrongSelf) strongSelf = weakStrongSelf;
                 if (!strongSelf) {
                     return;
@@ -1019,51 +1073,110 @@ static NSString *const KLiveDataCenter_store_liveRTCData = @"LiveDataCenter_stor
                     return;
                 }
                 if (action == FUSPayRoomEntryMainViewActionTrial) {
-                        [strongSelf fus_requestPayRoomPreviewWithUid:uid roomId:roomId channelId:channelId roundId:roundId];
+                    [strongSelf fus_requestPayRoomPreviewWithUid:uid roomId:roomId channelId:channelId roundId:roundId entryView:weakEntryView];
                     return;
                 }
             }];
+            weakEntryView = entryView;
         });
     } failure:^(NSString *msg, NSInteger code) {
     }];
-        return;
-    } else if (code == -20060) {
+}
 
-        [[NSNotificationCenter defaultCenter] postNotificationName:FUSLiveNotificationKeys.fus_BaoFang_Refresh object:nil];
-        // V6.1.0 改成直接退出toast提示
-        [FUSLiveHelper fus_quitLiveWithCompletion:nil];
-        [FUSDialogView fus_showDialog:[NSString fus_localString:@"您已被踢出房间,暂时不能进入"]];
-//            // 您已被移除直播，暂时不能进入
-    } else if (code == -20080) {
-        [[NSNotificationCenter defaultCenter] postNotificationName:FUSLiveNotificationKeys.fus_BaoFang_Refresh object:nil];
-        // 没有私密房权限
-        [self.currentFunctionView fus_hideAllFunctionLayers];
-        [FUSAlertView showAlertWithTitle:nil message:errorDict[@"msg"] cancelButtonTitle:[NSString fus_localString:@"确定"] otherButtonTitles:nil clickBlock:^(NSInteger buttonIndex) {
-            [FUSLiveHelper fus_quitLiveWithCompletion:nil];
-        }];
-    } else {
-        // 其他情况
-        [FUSAlertView showAlertWithTitle:nil message:msg cancelButtonTitle:nil otherButtonTitles:@[[NSString fus_localString:@"确定"], [NSString fus_localString:@"退出"]] clickBlock:^(NSInteger buttonIndex) {
+/**
+ 结束付费房试看：清理倒计时并停止拉流，然后复用 -20065 的磨砂弹层流程
+ */
+- (void)fus_endPayRoomPreviewWithRoomId:(NSString *)roomId
+{
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [self fus_stopPayRoomPreviewCountdown];
+        [self.liveVC fus_showLiveLoadingViewWithType:liveLoadingDismiss];
+        [self.liveVC.playView fus_stopWithUID:roomId];
+        [self.liveVC.playView fus_destroyAllPlayer];
+        [self.liveVC fus_stopPlay];
+        [self.liveVC destroyPlayPictureInPicture];
+        self.hiddenBackgroundImage = NO;
+        self.liveVC.backgroundImageView.hidden = NO;
+        self.liveVC.liveFunctionView.hidden = NO;
+        self.liveVC.scrollEnableCount = 0;
+        [self.currentFunctionView fus_showAllFunctionLayers];
+        [self fus_handlePayRoomFrostedGlassWithRoomId:roomId];
+    });
+}
 
-            if (buttonIndex == 0) {
-                [self fus_audienceJoinRoomWithRoomId:currentRoomId password:password behaviorSrc:behaviorSrc otherInfo:otherInfo];
-            }else{
-                [FUSLiveHelper fus_quitLiveWithCompletion:nil];
+- (void)fus_handlePayRoomSwitchToNormalPlayWithRoomId:(NSString *)roomId
+{
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [self fus_stopPayRoomPreviewCountdown];
+        
+        UIView *rootView = self.liveVC.view ?: [UIViewController fus_topViewController].view;
+        for (UIView *subview in rootView.subviews.copy) {
+            if ([subview isKindOfClass:FUSPayRoomEntryMainView.class]) {
+                [(FUSPayRoomEntryMainView *)subview fus_dismissAnimated:YES];
             }
-        }];
         }
         
-    if(self.enterRoomFailureBlock){
-        self.enterRoomFailureBlock();
+        self.hiddenBackgroundImage = NO;
+        self.liveVC.backgroundImageView.hidden = NO;
+        self.liveVC.liveFunctionView.hidden = NO;
+        self.liveVC.scrollEnableCount = 0;
+        [self.currentFunctionView fus_showAllFunctionLayers];
+        [self.liveVC fus_showLiveLoadingViewWithType:liveLoadingDismiss];
+        
+        NSString *mainRoomId = (roomId ?: self.roomInfoModel.roomId);
+        if ([NSString isNull:mainRoomId]) {
+            return;
+        }
+        
+        [self.liveVC initPlayView];
+        [self.liveVC.playView fus_stopWithUID:mainRoomId];
+        [self.liveVC.playView fus_destroyWithUID:mainRoomId];
+        
+        NSString *streamUrl = self.streamModel.url;
+        if ([NSString isNull:streamUrl]) {
+            streamUrl = self.roomInfoModel.publishUrl;
         }
+        if ([NSString isNull:streamUrl]) {
+            return;
+        }
+        [self.liveVC.playView fus_playWithUID:mainRoomId Url:streamUrl];
+    });
 }
 
 - (void)fus_requestPayRoomPreviewWithUid:(NSString *)uid
                                  roomId:(NSString *)roomId
                               channelId:(NSString *)channelId
                                 roundId:(NSString *)roundId
+                               entryView:(FUSPayRoomEntryMainView *)entryView
 {
+    /**
+     付费房试看：请求 /payRoom/preview，拿到 pullUrl 后切换到“纯播放”模式。
+     
+     约束与约定：
+     - 该方法只负责：请求 -> 成功后驱动 UI（关闭入口弹窗、进入试看播放）-> 失败弹 toast。
+     - pullUrl 由服务端下发，属于临时拉流地址，直接交给播放层播放即可。
+     - 成功/失败回调都在主线程收口 UI 相关操作，避免跨线程触碰 UIKit。
+     
+     注意：
+     - entryView 通过弱引用传入，避免强引用链导致入口视图无法释放。
+     */
+    __weak typeof(self) weakSelf = self;
+    __weak FUSPayRoomEntryMainView *weakEntryView = entryView;
     [FUSLiveHttpHelper fus_requestPayRoomPreviewWithUid:(uid ?: @"") RoomId:(roomId ?: @"") previewType:@"1" channelId:(channelId ?: @"") roundId:(roundId ?: @"") succeed:^(NSDictionary *dataDict) {
+        __strong typeof(weakSelf) strongSelf = weakSelf;
+        NSDictionary *payload = ([dataDict[@"data"] isKindOfClass:NSDictionary.class] ? dataDict[@"data"] : dataDict);
+        NSDictionary *userData = ([payload[@"userData"] isKindOfClass:NSDictionary.class] ? payload[@"userData"] : nil);
+        NSString *pullUrl = [(userData ?: payload)[@"pullUrl"] description];
+        if ([NSString isNull:pullUrl]) {
+            dispatch_async(dispatch_get_main_queue(), ^{
+                [FUSDialogView fus_showDialog:[NSString fus_localString:@"拉流地址为空"]];
+            });
+            return;
+        }
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [weakEntryView fus_dismissAnimated:YES];
+            [strongSelf fus_playPayRoomPreviewWithPullUrl:pullUrl];
+        });
     } failure:^(NSString *msg, NSInteger code) {
         dispatch_async(dispatch_get_main_queue(), ^{
             [FUSDialogView fus_showDialog:(msg ?: @"")];
@@ -1072,6 +1185,133 @@ static NSString *const KLiveDataCenter_store_liveRTCData = @"LiveDataCenter_stor
 }
 
 /**
+ 将直播间切换为“试看播放态”：
+ - 使用 preview 接口返回的 pullUrl 播放
+ - 隐藏所有业务/互动 UI，仅保留视频播放画面
+ - 右上角展示 20 秒倒计时，并提供点击退出
+ */
+- (void)fus_playPayRoomPreviewWithPullUrl:(NSString *)pullUrl
+{
+    FUSLiveMainViewController *liveVC = self.liveVC;
+    if (!liveVC) {
+        return;
+    }
+    
+    [liveVC initPlayView];
+    [liveVC fus_setupScrollEnable:NO];
+    [liveVC fus_showLiveLoadingViewWithType:liveLoadingDismiss];
+    
+    liveVC.backgroundImageView.hidden = YES;
+    
+    [self.currentFunctionView fus_hideAllFunctionLayers];
+    liveVC.liveFunctionView.hidden = YES;
+    
+    [liveVC fus_playStreamWithUrl:(pullUrl ?: @"")];
+    [self fus_startPayRoomPreviewCountdownSeconds:20];
+}
+
+/**
+ 开始试看倒计时（GCD Timer）
+ - 使用 dispatch_source_t，避免 NSTimer 依赖 runloop mode 导致滑动/交互时不触发
+ - 计时与 UI 更新都在主队列执行，保证按钮文案与布局安全更新
+ */
+- (void)fus_startPayRoomPreviewCountdownSeconds:(NSInteger)seconds
+{
+    [self fus_stopPayRoomPreviewCountdown];
+    
+    self.payRoomPreviewCountdownSeconds = MAX(0, seconds);
+    
+    UIView *hostView = self.liveVC.view ?: [UIViewController fus_topViewController].view;
+    if (!hostView) {
+        return;
+    }
+    
+    UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
+    button.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.4];
+    [button setTitleColor:UIColor.whiteColor forState:UIControlStateNormal];
+    button.titleLabel.font = [UIFont boldSystemFontOfSize:13];
+    button.clipsToBounds = YES;
+    button.layer.cornerRadius = 12;
+    button.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleBottomMargin;
+    [button addTarget:self action:@selector(fus_onPayRoomPreviewCountdownButtonTap) forControlEvents:UIControlEventTouchUpInside];
+    [hostView addSubview:button];
+    self.payRoomPreviewCountdownButton = button;
+    
+    [self fus_updatePayRoomPreviewCountdownButton];
+    
+    __weak typeof(self) weakSelf = self;
+    dispatch_source_t timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, dispatch_get_main_queue());
+    dispatch_source_set_timer(timer, dispatch_time(DISPATCH_TIME_NOW, (int64_t)NSEC_PER_SEC), (uint64_t)NSEC_PER_SEC, (uint64_t)(0.1 * NSEC_PER_SEC));
+    dispatch_source_set_event_handler(timer, ^{
+        __strong typeof(weakSelf) strongSelf = weakSelf;
+        if (!strongSelf) {
+            return;
+        }
+        strongSelf.payRoomPreviewCountdownSeconds = MAX(0, strongSelf.payRoomPreviewCountdownSeconds - 1);
+        if (strongSelf.payRoomPreviewCountdownSeconds <= 0) {
+            [strongSelf fus_endPayRoomPreviewWithRoomId:strongSelf.roomInfoModel.roomId];
+            return;
+        }
+        [strongSelf fus_updatePayRoomPreviewCountdownButton];
+    });
+    dispatch_resume(timer);
+    self.payRoomPreviewCountdownTimer = timer;
+}
+
+/// 点击右上角倒计时按钮：弹窗二次确认结束试看（仅清理倒计时，不退出直播间）
+- (void)fus_onPayRoomPreviewCountdownButtonTap
+{
+    __weak typeof(self) weakSelf = self;
+    [FUSAlertView showAlertWithTitle:@"" message:[NSString fus_localString:@"结束试看"] cancelButtonTitle:[NSString fus_localString:@"取消"] otherButtonTitles:@[[NSString fus_localString:@"结束"]] clickBlock:^(NSInteger buttonIndex) {
+        if (buttonIndex != 1) {
+            return;
+        }
+        __strong typeof(weakSelf) strongSelf = weakSelf;
+        if (!strongSelf) {
+            return;
+        }
+        [strongSelf fus_endPayRoomPreviewWithRoomId:strongSelf.roomInfoModel.roomId];
+    }];
+}
+
+/// 刷新倒计时按钮文案与位置（右上角，考虑 safeArea）
+- (void)fus_updatePayRoomPreviewCountdownButton
+{
+    UIButton *button = self.payRoomPreviewCountdownButton;
+    UIView *hostView = button.superview ?: (self.liveVC.view ?: [UIViewController fus_topViewController].view);
+    if (!button || !hostView) {
+        return;
+    }
+    
+    [button setTitle:[NSString stringWithFormat:@"%@:%lds", [NSString fus_localString:@"试看"],(long)self.payRoomPreviewCountdownSeconds] forState:UIControlStateNormal];
+    
+    CGFloat topInset = 20;
+    if (@available(iOS 11.0, *)) {
+        topInset = MAX(topInset, hostView.safeAreaInsets.top);
+    }
+    CGFloat height = 24;
+    CGFloat maxWidth = MAX(52, hostView.bounds.size.width - 24);
+    CGFloat width = MIN(MAX(52, [button sizeThatFits:CGSizeMake(CGFLOAT_MAX, height)].width + 16), maxWidth);
+    CGFloat x = MAX(0, hostView.bounds.size.width - width - 12);
+    CGFloat y = topInset + 8;
+    button.frame = CGRectMake(x, y, width, height);
+}
+
+/// 停止倒计时并移除按钮，释放 timer 资源（避免页面退出后仍回调导致异常）
+- (void)fus_stopPayRoomPreviewCountdown
+{
+    if (self.payRoomPreviewCountdownTimer) {
+        dispatch_source_cancel(self.payRoomPreviewCountdownTimer);
+        self.payRoomPreviewCountdownTimer = nil;
+    }
+    
+    [self.payRoomPreviewCountdownButton removeFromSuperview];
+    self.payRoomPreviewCountdownButton = nil;
+    
+    self.payRoomPreviewCountdownSeconds = 0;
+}
+
+/**
  结束观看直播
  */
 + (void)fus_quitLiveWithCompletion:(void(^)(void))completion animated:(BOOL)animated {
@@ -2040,6 +2280,7 @@ static NSString *const KLiveDataCenter_store_liveRTCData = @"LiveDataCenter_stor
 #pragma mark - Other
 - (void)dealloc
 {
+    [self fus_stopPayRoomPreviewCountdown];
     [[NSNotificationCenter defaultCenter] removeObserver:self];
 }