// // UMComSimpleFeedDetailViewController.m // UMCommunity // // Created by umeng on 16/5/17. // Copyright © 2016年 Umeng. All rights reserved. // #import "UMComSimpleFeedDetailViewController.h" #import #import "UMComFeedDetailCommentCell.h" #import "UMComCommentListDataController.h" #import "UMComFeedDetailTableViewCell.h" #import "UIViewController+UMComAddition.h" #import "UMComNavigationController.h" #import #import "UMComLoginManager.h" #import "UMComiToast.h" #import #import #import "UMComResouceDefines.h" #import "UMComSimpleCommentEditView.h" #import "UMComFeedDetailDataController.h" #import "UMComSimplicityUserCenterViewController.h" #import "UMComShowToast.h" #import #import "UMComSimpleTopicFeedTableViewController.h" #import "UMComLargeImageTableViewCell.h" #import "UMComImageView.h" #import #import "UMComLikeButtonTableViewCell.h" #import "UMComWebViewController.h" #import #import "UMComNotificationMacro.h" #import "UMComRefreshView.h" static NSString *kUMComFeedCommentCellIdentifier = @"UMComFeedDetailCommentCell"; static NSString *kUMComFeedContentDetailCellIdentifier = @"UMComFeedDetailTableViewCell"; static NSString *kUMComFeedLargeImageCellIdentifier = @"UMComLargeImageTableViewCell"; static NSString *kUMComFeedLikeButtonCellIdentifier = @"UMComLikeButtonTableViewCell"; @interface UMComSimpleFeedDetailViewController () { UMComFeed* _feed; } @property (nonatomic, strong) NSString *wakedCommentID; @property (nonatomic, strong) NSMutableDictionary *commentHeightInfo; @property (nonatomic, strong) NSMutableDictionary *imageSizeInfo; @property (nonatomic, strong) UMComFeedDetailTableViewCell *cachedFeedBodyCell; @property (nonatomic, strong) UMComFeedDetailCommentCell *commentBaseCell; @property (nonatomic, strong) UIButton *favNavButton; @property (nonatomic, strong) NSDictionary *viewExtra; @property (strong, nonatomic) UMComSimpleCommentEditView *commentEditView; @property (nonatomic, assign) CGFloat feedCellHeight; @property (nonatomic, strong) UMComFeedDetailDataController *feedDetailDataController; - (void)resetLikeButtomImage:(UIButton *)likeButton; - (void)resetFavoriteButtomImage:(UIButton *)favoriteButton; @property (nonatomic,strong)UIImage* placeHolderImageForIMGCell;//默认占位图片 @property (nonatomic,assign)CGFloat placeHolderImageHeight;//默认占位图片的高度 @end @implementation UMComSimpleFeedDetailViewController - (instancetype)initWithFeed:(UMComFeed *)feed { self = [self init]; if (self) { [self creatFeedDetailDataControllerWithFeed:feed]; [self creatCommentListDataControllerWithFeed:feed]; } return self; } - (instancetype)init { self = [super init]; if (self) { self.placeHolderImageForIMGCell = UMComSimpleImageWithImageName(@"um_com_defaultAvatar"); [self createTopBarItems]; self.commentHeightInfo = [NSMutableDictionary dictionary]; self.imageSizeInfo = [NSMutableDictionary dictionary]; } return self; } - (void)viewDidLoad { self.isAutoStartLoadData = NO;//基类不会自动发请求 [super viewDidLoad]; self.tableView.rowHeight = 100; UIEdgeInsets inset = self.tableView.contentInset; inset.bottom = inset.bottom + 50; self.refreshHeadView.scrollViewOriginalInset = inset; self.refreshFootView.scrollViewOriginalInset = inset; self.tableView.contentInset = inset; self.tableView.backgroundColor = [UIColor whiteColor]; [self setForumUITitle:@"正文详情"]; [self createTopBarItems]; [self createBottomBar]; UINib *commentCellNib = [UINib nibWithNibName:@"UMComFeedDetailCommentCell" bundle:nil]; [self.tableView registerNib:commentCellNib forCellReuseIdentifier:kUMComFeedCommentCellIdentifier]; UINib *feedCellNib = [UINib nibWithNibName:@"UMComFeedDetailTableViewCell" bundle:nil]; [self.tableView registerNib:feedCellNib forCellReuseIdentifier:kUMComFeedContentDetailCellIdentifier]; UINib *imageCellNib = [UINib nibWithNibName:@"UMComLargeImageTableViewCell" bundle:nil]; [self.tableView registerNib:imageCellNib forCellReuseIdentifier:kUMComFeedLargeImageCellIdentifier]; UINib *likeCellNib = [UINib nibWithNibName:@"UMComLikeButtonTableViewCell" bundle:nil]; [self.tableView registerNib:likeCellNib forCellReuseIdentifier:kUMComFeedLikeButtonCellIdentifier]; NSArray *array = [[NSBundle mainBundle] loadNibNamed:@"UMComFeedDetailCommentCell" owner:self options:nil]; _commentBaseCell = [array objectAtIndex:0]; self.doNotShowNodataNote = YES; [self refreshData]; } - (void)setFeed:(UMComFeed *)feed { _feed = feed; [self creatFeedDetailDataControllerWithFeed:feed]; [self creatCommentListDataControllerWithFeed:feed]; } -(UMComFeed*) feed { return _feed; } - (void)creatFeedDetailDataControllerWithFeed:(UMComFeed *)feed { if (!self.feedDetailDataController) { self.feedDetailDataController = [[UMComFeedDetailDataController alloc] init]; } self.feedDetailDataController.feed = feed; } - (void)creatCommentListDataControllerWithFeed:(UMComFeed *)feed { if (!self.dataController) { UMComFeedCommnetListDataController *feedCommentDataController = [[UMComFeedCommnetListDataController alloc] initWithCount:UMCom_Limit_Page_Count feedId:self.feed.feedID commentUserId:nil order:UMComCommentSortType_Default]; self.dataController = feedCommentDataController; //[self refreshData]; }else{ UMComFeedCommnetListDataController *feedCommentDataController = (UMComFeedCommnetListDataController *)self.dataController; feedCommentDataController.feedId = feed.feedID; } } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; } - (void)viewDidAppear:(BOOL)animated { [super viewDidAppear:animated]; if (self.autoShowCommentEditView) { self.autoShowCommentEditView = NO; [self.commentEditView presentEditView]; } } - (void)viewWillAppear:(BOOL)animated { [super viewWillAppear:animated]; [self createBottomBar]; } - (void)viewWillDisappear:(BOOL)animated { [super viewWillDisappear:animated]; [self.commentEditView removeAllEditView]; } - (void)viewDidDisappear:(BOOL)animated { [super viewDidDisappear:animated]; [[NSNotificationCenter defaultCenter] removeObserver:self]; } - (void)goBack { [self.navigationController popViewControllerAnimated:YES]; } #pragma mark - UI - (void)createTopBarItems { UIButton *menuItemButton = [UIButton buttonWithType:UIButtonTypeCustom]; [menuItemButton addTarget:self action:@selector(clickOnMoreButton:) forControlEvents:UIControlEventTouchUpInside]; menuItemButton.frame = CGRectMake(0.f, 0.f, 20.f, 20.f); UIImage *image = UMComSimpleImageWithImageName(@"um_more"); [menuItemButton setImage:image forState:UIControlStateNormal]; UIBarButtonItem *menuItem = [[UIBarButtonItem alloc] initWithCustomView:menuItemButton]; UIBarButtonItem *spaceItem = [[UIBarButtonItem alloc]init]; UIView *spaceView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, 8, 20)]; spaceView.backgroundColor = [UIColor clearColor]; [spaceItem setCustomView:spaceView]; NSArray *items = [NSArray arrayWithObjects:menuItem, spaceItem, nil]; [self.navigationItem setRightBarButtonItems:items]; } - (void)createBottomBar { if (!self.commentEditView) { __weak typeof(self) weakSelf = self; UMComSimpleCommentEditView *commentEditView = [[UMComSimpleCommentEditView alloc] initWithSuperView:[UIApplication sharedApplication].keyWindow]; commentEditView.clickOnLikeButtonBlock = ^(UIButton *likeButton){ [weakSelf clickOnLikeButton:likeButton]; }; commentEditView.clickOnFavoriteButtonBlock = ^(UIButton *favoriteButton){ [weakSelf clickOnFavoriteButton:favoriteButton]; }; commentEditView.SendCommentHandler = ^(NSString *conttent){ [weakSelf sendCommentWithContent:conttent]; }; [self resetFavoriteButtomImage:commentEditView.favoriteButton]; [self resetLikeButtomImage:commentEditView.likeButton]; self.commentEditView = commentEditView; } [self.commentEditView addAllEditView]; } - (void)resetLikeButtomImage:(UIButton *)likeButton { UMComFeed *feed = self.feedDetailDataController.feed; if ([feed.liked boolValue]) { [likeButton setImage:UMComSimpleImageWithImageName(@"um_like_circle_highlight") forState:UIControlStateNormal]; }else{ [likeButton setImage:UMComSimpleImageWithImageName(@"um_like_circle_nomal") forState:UIControlStateNormal]; } } - (void)resetFavoriteButtomImage:(UIButton *)favoriteButton { UMComFeed *feed = self.feedDetailDataController.feed; UIImage *buttonImage = nil; if ([feed.has_collected boolValue]) { buttonImage = UMComSimpleImageWithImageName(@"um_favorite_circle_highlight"); }else{ buttonImage = UMComSimpleImageWithImageName(@"um_favorite_circle_nomal"); } [favoriteButton setImage:buttonImage forState:UIControlStateNormal]; } - (void)handleDataWhenCommentSucceedWithComment:(UMComComment *)comment { if ([comment isKindOfClass:[UMComComment class]]) { [self.dataController.dataArray insertObject:comment atIndex:0]; NSIndexPath *indexPath = [NSIndexPath indexPathForRow:0 inSection:3]; [self.tableView beginUpdates]; [self.tableView insertRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationAutomatic]; [self.tableView endUpdates]; [self.tableView reloadData]; } UMComFeed *feed = self.feedDetailDataController.feed; if (self.feedOperationDelegate && [self.feedOperationDelegate respondsToSelector:@selector(feedCommentSendSucceedWithComment:feed:)]) { [self.feedOperationDelegate feedCommentSendSucceedWithComment:comment feed:feed]; } } #pragma mark - data request - (void)refreshData { [self refreshCurrentFeed]; [super refreshData]; } - (void)refreshCurrentFeed { __weak typeof(self) weakSelf = self; [self.feedDetailDataController refreshFeedWithCompletion:^(id responseObject, NSError *error) { weakSelf.feedCellHeight = 0; if ([responseObject isKindOfClass:[UMComFeed class]]) { weakSelf.feedDetailDataController.feed = responseObject; [weakSelf reloadFeed]; }else{ NSLog(@"error is %@", error); [UMComShowToast showFetchResultTipWithError:error]; if (error && error.code == ERR_CODE_FEED_UNAVAILABLE) { //如果刷新的feed已经删除，就直接通知其他界面kUMComFeedDeletedFinishNotification并返回到上一个界面 [[NSNotificationCenter defaultCenter] postNotificationName:kUMComFeedDeletedFinishNotification object:weakSelf.feedDetailDataController.feed]; //在此做一个1秒的延迟来保证一个新的runloop刷新，安全退出，不然会出现崩溃 //http://www.cnblogs.com/tiechui/archive/2013/05/10/3071499.html //http://stackoverflow.com/questions/5301014/ios-popviewcontroller-unexpected-behavior dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ [weakSelf.navigationController popViewControllerAnimated:YES]; }); return; } } }]; } #pragma mark - Feed Actions - (void)clickOnLikeButton:(UIButton *)likeButton { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { if (!error) { [weakSelf.feedDetailDataController likeFeedWithCompletion:^(id responseObject, NSError *error) { UMComFeed *feed = weakSelf.feedDetailDataController.feed; [weakSelf handleDataWhenLikeStatusChangeWithFeed:feed error:error]; }]; } }]; } - (void)clickOnFavoriteButton:(UIButton *)favoriteButton { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { if (!error) { [weakSelf.feedDetailDataController favoriteFeedWithCompletion:^(id responseObject, NSError *error) { if (error) { [UMComShowToast showFetchResultTipWithError:error]; }else{ [weakSelf resetFavoriteButtomImage:favoriteButton]; if (weakSelf.feedOperationDelegate && [weakSelf.feedOperationDelegate respondsToSelector:@selector(feedFavourateStatusChangeWithFeed:)]){ [weakSelf.feedOperationDelegate feedFavourateStatusChangeWithFeed:weakSelf.feedDetailDataController.feed]; } //取修改后的feed的has_collected的字段来确定提示语 BOOL isFavoriteAfter = [weakSelf.feedDetailDataController.feed.has_collected boolValue]; [UMComShowToast favouriteFeedFail:nil isFavourite:isFavoriteAfter]; } }]; } }]; } - (void)sendCommentWithContent:(NSString *)content { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { if (weakSelf.commentEditView.isReply == YES) { [weakSelf.feedDetailDataController replyCommentFeedWithComment:weakSelf.feedDetailDataController.currentComment content:content images:nil completion:^(id responseObject, NSError *error) { if (error) { [UMComShowToast showFetchResultTipWithError:error]; return; }else{ [UMComShowToast replyCommentSuccess]; [weakSelf handleDataWhenCommentSucceedWithComment:responseObject]; weakSelf.commentEditView.commentTextField.text = @""; weakSelf.commentEditView.isReply = NO; } }]; }else{ [weakSelf.feedDetailDataController commentFeedWithContent:content images:nil completion:^(id responseObject, NSError *error) { if (error) { [UMComShowToast showFetchResultTipWithError:error]; return; }else{ [UMComShowToast replyFeedSuccess]; [weakSelf handleDataWhenCommentSucceedWithComment:responseObject]; weakSelf.commentEditView.commentTextField.text = @""; } }]; } }]; } - (void)clickOnMoreButton:(id)sender { NSMutableArray *itemTitles = [NSMutableArray array]; NSString *title = @""; if ([[UMComSession sharedInstance] isPermissionDeleteFeed:self.feedDetailDataController.feed]) { title = UMComLocalizedString(@"deleted", @"删除"); [itemTitles addObject:title]; if (![self.feedDetailDataController.feed.creator.uid isEqualToString:[UMComSession sharedInstance].uid]) { title = UMComLocalizedString(@"spam_user", @"举报用户"); [itemTitles addObject:title]; title = UMComLocalizedString(@"copy_feed", @"复制"); [itemTitles addObject:title]; } //不管有没有权限，都显示复制菜单 else{ title = UMComLocalizedString(@"copy_feed", @"复制"); [itemTitles addObject:title]; } }else{ title = UMComLocalizedString(@"spam_user", @"举报用户"); [itemTitles addObject:title]; title = UMComLocalizedString(@"spam_feed", @"举报内容"); [itemTitles addObject:title]; title = UMComLocalizedString(@"copy_feed", @"复制"); [itemTitles addObject:title]; } UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithTitle:nil delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:nil otherButtonTitles:nil]; for (NSString *title in itemTitles) { [actionSheet addButtonWithTitle:title]; } [actionSheet showInView:self.view]; } - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex { NSString *title = [actionSheet buttonTitleAtIndex:buttonIndex]; if ([title isEqualToString:UMComLocalizedString(@"deleted", @"删除")]) { [self deleteFeed]; }else if ([title isEqualToString:UMComLocalizedString(@"spam_user", @"举报用户")]){ [self spamFeedCreator]; }else if ([title isEqualToString:UMComLocalizedString(@"spam_feed", @"举报内容")]){ [self spamFeedFeed]; }else if ([title isEqualToString:UMComLocalizedString(@"copy_feed", @"复制")]){ [self copyFeed]; } } - (void)spamFeedCreator { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { if (!error) { [weakSelf.feedDetailDataController spamUser:self.feed.creator completion:^(id responseObject, NSError *error) { [UMComShowToast spamUser:error]; }]; } }]; } - (void)deleteFeed { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { if (!error) { [weakSelf.feedDetailDataController deletedFeedWithCompletion:^(id responseObject, NSError *error) { if (error) { [UMComShowToast showFetchResultTipWithError:error]; return; }else{ [UMComShowToast deleteFeedSuccess]; // if (weakSelf.feedOperationDelegate && [weakSelf.feedOperationDelegate respondsToSelector:@selector(feedDeletedWithFeed:)]) { // [weakSelf.feedOperationDelegate feedDeletedWithFeed:weakSelf.feedDetailDataController.feed]; // } [[NSNotificationCenter defaultCenter] postNotificationName:kUMComFeedDeletedFinishNotification object:weakSelf.feedDetailDataController.feed]; [weakSelf goBack]; } }]; } }]; } - (void)spamFeedFeed { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { if (!error) { [weakSelf.feedDetailDataController spamFeedWithCompletion:^(id responseObject, NSError *error) { [UMComShowToast spamSuccess:error]; }]; } }]; } - (void)copyFeed { UMComFeed *feed = self.feedDetailDataController.feed; NSMutableArray *strings = [NSMutableArray arrayWithCapacity:1]; NSMutableString *string = [[NSMutableString alloc]init]; if (feed.text) { [strings addObject:feed.text]; [string appendString:feed.text]; } if (feed.origin_feed.text) { [strings addObject:feed.origin_feed.text]; [string appendString:feed.origin_feed.text]; } UIPasteboard *pboard = [UIPasteboard generalPasteboard]; pboard.strings = strings; pboard.string = string; [UMComShowToast copySuccess]; } #pragma mark -Feed Action Delegate - (void)customObj:(id)obj clickOnFeedCreator:(UMComUser *)user { UMComSimplicityUserCenterViewController *userCenterVc = [[UMComSimplicityUserCenterViewController alloc] initWithNibName:@"UMComSimplicityUserCenterViewController" bundle:nil]; userCenterVc.user = user; [self.navigationController pushViewController:userCenterVc animated:YES]; } - (void)customObj:(UMComFeedDetailTableViewCell *)obj clickOnLikeFeed:(UMComFeed *)feed { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { __strong typeof(weakSelf) strongSelf = weakSelf; [strongSelf.feedDetailDataController likeFeedWithCompletion:^(id responseObject, NSError *error) { [strongSelf handleDataWhenLikeStatusChangeWithFeed:weakSelf.feedDetailDataController.feed error:error]; }]; }]; } - (void)customObj:(id)obj clickOnTopic:(UMComTopic *)topic { UMComSimpleTopicFeedTableViewController *topicFeedVc = [[UMComSimpleTopicFeedTableViewController alloc] init]; topicFeedVc.topic = topic; [self.navigationController pushViewController:topicFeedVc animated:YES]; } -(void) refreshLikeButton:(UMComFeed *)feed error:(NSError *)error { if (!error || error.code == ERR_CODE_LIKE_HAS_BEEN_CANCELED || error.code == ERR_CODE_FEED_HAS_BEEN_LIKED ) { if ([feed.liked boolValue]) { [self.commentEditView.likeButton setImage:UMComSimpleImageWithImageName(@"um_like_circle_highlight") forState:UIControlStateNormal]; }else{ [self.commentEditView.likeButton setImage:UMComSimpleImageWithImageName(@"um_like_circle_nomal") forState:UIControlStateNormal]; } [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:0 inSection:2]] withRowAnimation:UITableViewRowAnimationNone]; //回调到feed列表刷新点赞数据 if (self.feedOperationDelegate && [self.feedOperationDelegate respondsToSelector:@selector(feedLikeStatusChangeWithFeed:)]) { [self.feedOperationDelegate feedLikeStatusChangeWithFeed:feed]; } } } - (void)handleDataWhenLikeStatusChangeWithFeed:(UMComFeed *)feed error:(NSError *)error { if (error) { [self refreshLikeButton:feed error:error]; [UMComShowToast showFetchResultTipWithError:error]; return; } [self refreshLikeButton:feed error:error]; if ([feed.liked boolValue]) { [UMComShowToast likeFeedSuccess]; }else{ [UMComShowToast unlikeFeedSuccess]; } } #pragma mark -UMCommment Action Delegate - (void)customObj:(id)obj clickOnURL:(NSString *)urlSring { UMComWebViewController *webViewController = [[UMComWebViewController alloc] initWithUrl:urlSring]; [self.navigationController pushViewController:webViewController animated:YES]; } //调用父类实现的代理方法 - (void)customObj:(id)obj clickOnCommentUser:(UMComUser *)user { UMComSimplicityUserCenterViewController *userCenter = [[UMComSimplicityUserCenterViewController alloc] init]; userCenter.user = user; [self.navigationController pushViewController:userCenter animated:YES]; } - (void)customObj:(id)obj clickOnSpamUser:(UMComUser *)user { __weak typeof(self) weakSelf = self; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { [weakSelf.feedDetailDataController spamUser:user completion:^(id responseObject, NSError *error) { [UMComShowToast spamUser:error]; }]; }]; } - (void)customObj:(id)obj clickOnDeleteComment:(UMComComment *)comment { __weak typeof(self) weakSelf = self; UMComFeedCommnetListDataController *commentListDataController = (UMComFeedCommnetListDataController *)self.dataController; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { [commentListDataController deletedComment:comment completion:^(NSError *error) { if (error) { [UMComShowToast showFetchResultTipWithError:error]; }else{ [UMComShowToast deleteCommentSuccess]; [weakSelf.tableView reloadData]; if (weakSelf.feedOperationDelegate && [weakSelf.feedOperationDelegate respondsToSelector:@selector(feedCommentDeletedWithComment:feed:)]) { [self.feedOperationDelegate feedCommentDeletedWithComment:comment feed:self.feed]; } } }]; }]; } - (void)customObj:(id)obj clickOnSpamComment:(UMComComment *)comment { // __weak typeof(self) weakSelf = self; UMComFeedCommnetListDataController *commentListDataController = (UMComFeedCommnetListDataController *)self.dataController; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { [commentListDataController spamComment:comment completion:^(NSError *error) { [UMComShowToast spamComment:error]; }]; }]; } - (void)customObj:(id)obj clickOnCopyComment:(UMComComment *)comment { NSMutableArray *strings = [NSMutableArray arrayWithCapacity:1]; NSMutableString *string = [[NSMutableString alloc]init]; if (comment.content) { [strings addObject:comment.content]; [string appendString:comment.content]; } UIPasteboard *pboard = [UIPasteboard generalPasteboard]; pboard.strings = strings; pboard.string = string; [UMComShowToast copySuccess]; } - (void)customObj:(id)obj clickOnReplyComment:(UMComComment *)comment { __weak typeof(self) weakSelf = self; self.feedDetailDataController.currentComment = comment ; [UMComLoginManager performLogin:self completion:^(id responseObject, NSError *error) { weakSelf.commentEditView.isReply = YES; weakSelf.commentEditView.commentTextField.placeholder = [NSString stringWithFormat:@"回复%@：",comment.creator.name]; [weakSelf.commentEditView presentEditView]; }]; } #pragma mark - Tableview Delegate - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { return 4; } - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { NSUInteger count = 0; switch (section) { case 0: count = 1; break; case 1: count = self.feedDetailDataController.feed.image_urls.count; break; case 2: count = 1; break; case 3: count = self.dataController.dataArray.count ; break; default: break; } return count; } - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath { CGFloat height = 0; switch (indexPath.section) { case 0: height = [self heightForInitializedFeedContentCell]; break; case 1: { UMComImageUrl *imageUrl = self.feedDetailDataController.feed.image_urls[indexPath.row]; NSValue *sizeValue = [self.imageSizeInfo valueForKey:imageUrl.midle_url_string]; if (sizeValue) { CGSize size = [sizeValue CGSizeValue]; height = size.height + 10; }else{ if (self.placeHolderImageHeight > 0) { return self.placeHolderImageHeight; } else{ CGFloat placeHolderImagePreferHeight = 0; CGSize placeHolderImageForIMGCellSize = self.placeHolderImageForIMGCell.size; //默认是一个正方形的 CGFloat suggestHeight = tableView.frame.size.width - 30+10; if (placeHolderImageForIMGCellSize.width > suggestHeight) { placeHolderImagePreferHeight = suggestHeight; } else { placeHolderImagePreferHeight = placeHolderImageForIMGCellSize.height; } self.placeHolderImageHeight = placeHolderImagePreferHeight; return self.placeHolderImageHeight; } } } break; case 2: height = 40; break; case 3: height = [self heightForInitializedFeedCommentCellWithIndex:indexPath]; break; default: break; } return height; } - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { UITableViewCell *retCell = nil; switch (indexPath.section) { case 0: { UMComFeedDetailTableViewCell *cell = [self feedContentTableViewCellWithIndexPath:indexPath]; retCell = cell; } break; case 1: { UMComLargeImageTableViewCell *cell = [self imageTableViewCellWithIndexPath:indexPath]; retCell = cell; } break; case 2: { UMComLikeButtonTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:kUMComFeedLikeButtonCellIdentifier]; __weak typeof(self) weakSelf = self; cell.clickOnLikeButton = ^(UIButton *likeButton){ [weakSelf customObj:likeButton clickOnLikeFeed:weakSelf.feedDetailDataController.feed]; }; [cell.likeButton setTitle:countString(weakSelf.feedDetailDataController.feed.likes_count) forState:UIControlStateNormal]; if ([self.feedDetailDataController.feed.liked boolValue]) { [cell.likeButton setImage:UMComSimpleImageWithImageName(@"um_like_white") forState:UIControlStateNormal]; [cell.likeButton setBackgroundColor:UMComColorWithHexString(@"#469EF8")]; [cell.likeButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal]; }else{ [cell.likeButton setImage:UMComSimpleImageWithImageName(@"um_like_blue") forState:UIControlStateNormal]; [cell.likeButton setBackgroundColor:[UIColor whiteColor]]; [cell.likeButton setTitleColor:UMComColorWithHexString(@"#469EF8") forState:UIControlStateNormal]; } retCell = cell; } break; case 3: { UMComComment *comment = self.dataController.dataArray[indexPath.row]; UMComFeedDetailCommentCell *cell = [self createFeedCommentCellWithComment:comment]; retCell = cell; } break; default: break; } return retCell; } #pragma mark - Pre calc cell - (UMComFeedDetailTableViewCell *)feedContentTableViewCellWithIndexPath:(NSIndexPath *)indexPath { UMComFeedDetailTableViewCell *cell = [self.tableView dequeueReusableCellWithIdentifier:kUMComFeedContentDetailCellIdentifier]; if (!cell) { cell = [self.tableView dequeueReusableCellWithIdentifier:@"UMComFeedDetailTableViewCell"]; } if (!cell) { NSArray *array = [[NSBundle mainBundle] loadNibNamed:@"UMComFeedDetailTableViewCell" owner:self options:nil]; if (array.count > 0) { cell = [array objectAtIndex:0]; } } cell.isHideTopicName = self.isHideTopicName; cell.clickActionDelegate = self; [cell reloadCellWithFeed:self.feedDetailDataController.feed]; [cell setNeedsUpdateConstraints]; [cell updateConstraintsIfNeeded]; return cell; } - (UMComLargeImageTableViewCell *)imageTableViewCellWithIndexPath:(NSIndexPath *)indexPath { UMComLargeImageTableViewCell *cell = [self.tableView dequeueReusableCellWithIdentifier:kUMComFeedLargeImageCellIdentifier]; // NSArray *array = [[NSBundle mainBundle] loadNibNamed:@"UMComLargeImageTableViewCell" owner:self options:nil]; // cell = [array objectAtIndex:0]; __weak typeof(self) weakSelf = self; __weak typeof(cell) weakCell = cell; cell.umImageView.loadedImageBlock = ^(UMComImageView *imageView){ dispatch_async(dispatch_get_main_queue(), ^{ [weakSelf imageCell:weakCell loadedImage:imageView]; }); }; cell.imageUrlArray = self.feedDetailDataController.feed.image_urls; if (!cell.umImageView.image) { cell.umImageView.image = self.placeHolderImageForIMGCell; } if (cell.imageUrlArray.count > indexPath.row) { UMComImageUrl *imageUrl = cell.imageUrlArray[indexPath.row]; UIImage *placeholderImage = self.placeHolderImageForIMGCell; [cell.umImageView setImageURL:imageUrl.midle_url_string placeHolderImage:placeholderImage]; [cell.umImageView performSelectorOnMainThread:@selector(setImageURLString:) withObject:imageUrl.midle_url_string waitUntilDone:NO modes:@[NSRunLoopCommonModes]]; NSValue *sizeValue = [self.imageSizeInfo valueForKey:imageUrl.midle_url_string]; if (sizeValue) { CGSize size = [sizeValue CGSizeValue]; CGRect imageViewFrame = cell.umImageView.frame; imageViewFrame.size.width = size.width; CGFloat imageBgViewWidth = self.tableView.bounds.size.width - cell.imageBgView.frame.origin.x*2; imageViewFrame.origin.x = (imageBgViewWidth - imageViewFrame.size.width)/2; cell.umImageView.frame = imageViewFrame; CGRect imageBgViewFrame = cell.imageBgView.frame; imageBgViewFrame.size.width = imageBgViewWidth; imageBgViewFrame.size.height = imageViewFrame.size.height; cell.imageBgView.frame = imageBgViewFrame; }else{ cell.umImageView.frame = cell.imageBgView.bounds; } } return cell; } //图片加载完成回调方法 - (void)imageCell:(UMComLargeImageTableViewCell *)cell loadedImage:(UMComImageView *)imageView { UIImage *image = imageView.image; CGSize imageSize = image.size; CGFloat imageBgViewWidth = self.tableView.bounds.size.width - cell.imageBgView.frame.origin.x*2; if (imageSize.width > imageBgViewWidth) { imageSize.height = image.size.height * imageBgViewWidth/image.size.width; imageSize.width = imageBgViewWidth; } if (![self.imageSizeInfo valueForKey:[imageView.imageURL absoluteString]]) { [self.imageSizeInfo setValue:[NSValue valueWithCGSize:imageSize] forKey:[imageView.imageURL absoluteString]]; [self.tableView reloadData]; } CGRect imageFrame = cell.umImageView.frame; imageFrame.size = imageSize; cell.umImageView.frame = imageFrame; } - (UMComFeedDetailCommentCell *)createFeedCommentCellWithComment:(UMComComment *)comment { UMComFeedDetailCommentCell *cell = [self.tableView dequeueReusableCellWithIdentifier:kUMComFeedCommentCellIdentifier]; if (!cell) { NSArray *array = [[NSBundle mainBundle] loadNibNamed:@"UMComFeedDetailCommentCell" owner:self options:nil]; cell = [array objectAtIndex:0]; } [cell reloadCellWithComment:comment]; cell.commentActionDelegate = self; [cell setNeedsUpdateConstraints]; [cell updateConstraintsIfNeeded]; return cell; } #pragma mark - cell height calculate - (CGFloat)heightForInitializedFeedCommentCellWithIndex:(NSIndexPath *)indexPath { NSUInteger height = 0; UMComComment *comment = self.dataController.dataArray[indexPath.row]; NSString *heightKey = [NSString stringWithFormat:@"commentID_%@",comment.commentID]; if ([_commentHeightInfo objectForKey:heightKey]) { height = [[_commentHeightInfo objectForKey:heightKey] integerValue]; } else { if (!_commentBaseCell) { return 90; } UMComFeedDetailCommentCell *cell = self.commentBaseCell;// cell.bounds = CGRectMake(0.0f, 0.0f, CGRectGetWidth(self.tableView.bounds), CGRectGetHeight(cell.bounds)); [cell setNeedsLayout]; [cell layoutIfNeeded]; [cell reloadCellWithComment:comment]; [cell setNeedsUpdateConstraints]; [cell updateConstraintsIfNeeded]; // Get the actual height required for the cell CGFloat height = [cell.contentView systemLayoutSizeFittingSize:UILayoutFittingCompressedSize].height; height += 1; [self.commentHeightInfo setValue:@(height) forKey:heightKey]; } return height; } - (CGFloat)heightForInitializedFeedContentCell { CGFloat height = 0; if (self.feedCellHeight == 0) { UMComFeedDetailTableViewCell *cell = _cachedFeedBodyCell; if (!cell) { NSArray *array = [[NSBundle mainBundle] loadNibNamed:@"UMComFeedDetailTableViewCell" owner:self options:nil]; cell = [array objectAtIndex:0]; _cachedFeedBodyCell = cell; } cell.bounds = CGRectMake(0.0f, 0.0f, CGRectGetWidth(self.tableView.bounds), CGRectGetHeight(cell.bounds)); [cell setNeedsLayout]; [cell layoutIfNeeded]; [cell reloadCellWithFeed:self.feedDetailDataController.feed]; [cell setNeedsUpdateConstraints]; [cell updateConstraintsIfNeeded]; height = [cell.contentView systemLayoutSizeFittingSize:UILayoutFittingCompressedSize].height; height += 1; self.feedCellHeight = height; }else{ height = self.feedCellHeight; } return height; } #pragma mark - - (void)reloadFeed { // [self.tableView reloadData] [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:0 inSection:0]] withRowAnimation:UITableViewRowAnimationNone]; // [self.tableView reloadData]; //http://stackoverflow.com/questions/19357874/assertion-failure-uitableview-endcellanimationswithcontext // [self.tableView beginUpdates]; // [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:0 inSection:0]] withRowAnimation:UITableViewRowAnimationNone]; // [self.tableView endUpdates]; } #pragma mark - Notification - (void)onReceiveFeedDeleteNotification:(NSNotification *)note { UMComFeed *feed = [note object]; if (![feed isKindOfClass:[UMComFeed class]] || ![feed.feedID isEqualToString:self.feedDetailDataController.feed.feedID]) { return; } [self.navigationController popViewControllerAnimated:YES]; } @end