tederen_c/smartRhino/Project/VCModel/Home/VC/SubVC/HomeSCDetailVC.m

//
//  HomeSCDetailVC.m
//  PersonalCenter
//
//  Created by Arch on 2017/6/16.
//  Copyright © 2017年 mint_bin. All rights reserved.
//

#import "HomeSCDetailVC.h"
#import "SegmentView.h"
#import "FirstViewController.h"
#import "ThirdViewController.h"
#import "SecondViewController.h"
#import "HomeSubItemModel.h"
#import "CenterTouchTableView.h"
#import "HomeSchoolHeadView.h"
#import "MoveViewController.h"
#import "HomeSchollVideoVC.h"

@interface HomeSCDetailVC () <UITableViewDelegate, UITableViewDataSource, UIGestureRecognizerDelegate>
@property (nonatomic, strong) CenterTouchTableView *mainTableView;
@property (nonatomic, strong) SegmentView *segmentView;
@property (nonatomic, strong) UIView *naviView;
@property (nonatomic, strong) UIImageView        *headerImageView;
@property (nonatomic, strong) HomeSchoolHeadView *headerContentView;
/** mainTableView是否可以滚动 */
@property (nonatomic, assign) BOOL canScroll;
/** segmentHeaderView到达顶部, mainTableView不能移动 */
@property (nonatomic, assign) BOOL isTopIsCanNotMoveTabView;
/** segmentHeaderView离开顶部,childViewController的滚动视图不能移动 */
@property (nonatomic, assign) BOOL isTopIsCanNotMoveTabViewPre;
/** 是否正在pop */
@property (nonatomic, assign) BOOL isBacking;
@property (nonatomic, strong) HomeSubItemModel   *model;
@property (nonatomic, strong) UIButton           *backBtn;
@property (nonatomic, strong) UIButton           *menuBtn;
@property (nonatomic, strong) UIButton           *shareBtn;
@property (nonatomic, assign) CGFloat             HeaderImageViewHeight;
@property (nonatomic, strong) FirstViewController           *firstVC;
@property (nonatomic, strong) SecondViewController          *secondVC;
@property (nonatomic, strong) ThirdViewController           *thirdVC;
@end

@implementation HomeSCDetailVC

- (void)viewDidLoad {
    [super viewDidLoad];
    self.view.backgroundColor = [UIColor whiteColor];
    self.HeaderImageViewHeight = SCREEN_WIDTH / 375 * 183 + 40.f;
    [[UIScrollView appearance] setContentInsetAdjustmentBehavior:UIScrollViewContentInsetAdjustmentNever];
    //如果使用自定义的按钮去替换系统默认返回按钮，会出现滑动返回手势失效的情况
    self.navigationController.interactivePopGestureRecognizer.delegate = self;
    [self setupSubViews];
    //注册允许外层tableView滚动通知-解决和分页视图的上下滑动冲突问题
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(acceptMsg:) name:@"leaveTop" object:nil];
    //分页的scrollView左右滑动的时候禁止mainTableView滑动，停止滑动的时候允许mainTableView滑动
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(acceptMsg:) name:IsEnablePersonalCenterVCMainTableViewScroll object:nil];
    
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(collectSuccess) name:COLLECTSUCCESS object:nil];

    [self getData];
    WS(weakSelf);
    [self.headerContentView.collectBtn setAction:^{
        if (weakSelf.model.IsCollect) {
            dispatch_async(dispatch_get_main_queue(), ^{
                UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"真的取消收藏吗？" message:nil preferredStyle:UIAlertControllerStyleAlert];
                UIAlertAction *actionYes = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
                    NSMutableDictionary *dic = [[NSMutableDictionary alloc]init];
                    [dic setValue:@(weakSelf.Id) forKey:@"CollectionDataId"];
                    ///     1文章 2话题 3 收藏 4笔记 5通知 6站内信 7小组 8 会议详情 14工作流审批 300 文件 400 会议纪要
                    [dic setValue:@(CollectModel_Organization) forKey:@"CollectionType"];
                    [dic setValue:@(0) forKey:@"FolderId"];
                    [dic setValue:@(0) forKey:@"SourceUserId"];
                    [[HttpManager sharedHttpManager] PUTUrl:Host(API_CreateCollect) parameters:dic success:^(id  _Nonnull responseObject) {
                        weakSelf.model.IsCollect = NO;
                        dispatch_async(dispatch_get_main_queue(), ^{
                            [weakSelf.headerContentView setDataWithModel:weakSelf.model];
                        });
                    } failure:^(NSError * _Nonnull error) {
                        //                    SHOWERROR([ZYCTool handerResultData:error]);
                    }];
                }];
                UIAlertAction *actionNo = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) {
                    
                }];
                [alert addAction:actionYes];
                [alert addAction:actionNo];
                [weakSelf presentViewController:alert animated:YES completion:^{
                    
                }];
            });
        }else{
            [weakSelf gotoCollectHander:weakSelf.Id];
        }
    }];
}
- (void)gotoCollectHander:(NSInteger)Id{
    MoveViewController *vc = [MoveViewController initMoveViewController];
    vc.CollectionDataId = Id;
    vc.collectType = CollectHanderType_Collect;
    vc.CollectionType = CollectModel_Organization;
    vc.ParentId = 0;
    vc.titleStr = @"我的收藏";
    vc.TypeId = CreateCollectionType;
    vc.FolderIds = @[].mutableCopy;
    [self.navigationController pushViewController:vc animated:YES];
}

- (void)collectSuccess
{
    self.model.IsCollect = YES;
    [self.headerContentView setDataWithModel:self.model];
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [self.navigationController setNavigationBarHidden:YES];
    self.naviView.hidden = NO;
}

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    self.isBacking = NO;
    [[NSNotificationCenter defaultCenter] postNotificationName:PersonalCenterVCBackingStatus object:nil userInfo:@{@"isBacking" : @(self.isBacking)}];
}

- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
    self.isBacking = YES;
    [[NSNotificationCenter defaultCenter] postNotificationName:PersonalCenterVCBackingStatus object:nil userInfo:@{@"isBacking" : @(self.isBacking)}];
}

- (void)viewDidDisappear:(BOOL)animated {
    [super viewDidDisappear:animated];
    self.fd_prefersNavigationBarHidden = YES;
    [self.navigationController setNavigationBarHidden:YES];
    self.naviView.hidden = YES;
}

- (void)dealloc {
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}

#pragma mark - Private Methods
- (void)setupSubViews {
    [self.view addSubview:self.mainTableView];
    [self.view addSubview:self.naviView];
    [self.headerImageView addSubview:self.headerContentView];
    [self.mainTableView addSubview:self.headerImageView];
    
    [self.headerContentView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.bottom.centerX.mas_equalTo(self.headerImageView);
        make.width.mas_equalTo(SCREEN_WIDTH);
        make.height.mas_equalTo(self.HeaderImageViewHeight);
    }];
    [self.naviView addSubview:self.backBtn];
    [self.naviView addSubview:self.menuBtn];
    [self.naviView addSubview:self.shareBtn];

    [self.backBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.bottom.mas_equalTo(self.naviView);
        make.size.mas_offset(CGSizeMake(44, 44));
    }];
    [self.menuBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.bottom.mas_equalTo(self.naviView);
        make.left.mas_equalTo(self.backBtn.mas_right);
        make.size.mas_offset(CGSizeMake(44, 44));
    }];
    [self.shareBtn mas_makeConstraints:^(MASConstraintMaker *make) {
        make.right.bottom.mas_equalTo(self.naviView);
        make.size.mas_offset(CGSizeMake(44, 44));
    }];
    [self.headerContentView.playBtn addTarget:self action:@selector(PlayAction) forControlEvents:UIControlEventTouchUpInside];
}
- (void)PlayAction
{
    if (self.model.FileUrl) {
        HomeSchollVideoVC * vc = [HomeSchollVideoVC initHomeSchollVideoVC];
        vc.file = self.model.FileUrl;
        vc.VideoImage = self.model.VideoCoverImage ? self.model.VideoCoverImage : self.model.VideoImage;
        [self.navigationController pushViewController:vc animated:YES];
    }else{
        SHOWERROR(@"没有视频地址");
    }
}
- (void)getData
{
    WS(weakSelf);
    NSString * url = [NSString stringWithFormat:@"%@%ld",Host(API_APP_Press),self.Id];
    [[HttpManager sharedHttpManager] GETUrl:url parameters:@{} responseStyle:JOSN success:^(id  _Nonnull responseObject) {
        NSLog(@"%@",responseObject);
        if ([responseObject isKindOfClass:[NSDictionary class]]) {
            weakSelf.model = [HomeSubItemModel modelWithDictionary:responseObject];
            [weakSelf.headerContentView setDataWithModel:weakSelf.model];
            [weakSelf.firstVC setDataText:weakSelf.model.Summary];
            [weakSelf.secondVC setDataArray:weakSelf.model.TeacherResult];
            [weakSelf.thirdVC setDataArray:weakSelf.model.Resource];
        }
    } failure:^(NSError * _Nonnull error) {

    }];
}
#pragma mark -  Notification
- (void)acceptMsg:(NSNotification *)notification {
    NSDictionary *userInfo = notification.userInfo;
    
    if ([notification.name isEqualToString:@"leaveTop"]) {
        NSString *canScroll = userInfo[@"canScroll"];
        if ([canScroll isEqualToString:@"1"]) {
            self.canScroll = YES;
        }
    } else if ([notification.name isEqualToString:IsEnablePersonalCenterVCMainTableViewScroll]) {
        NSString *canScroll = userInfo[@"canScroll"];
        if ([canScroll isEqualToString:@"1"]) {
            self.mainTableView.scrollEnabled = YES;
        }else if([canScroll isEqualToString:@"0"]) {
            self.mainTableView.scrollEnabled = NO;
        }
    }
}

#pragma mark - UiScrollViewDelegate
/**
 * 处理联动
 * 因为要实现下拉头部放大的问题，tableView设置了contentInset，所以试图刚加载的时候会调用一遍这个方法，所以要做一些特殊处理，
 */
- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
    if (scrollView == self.mainTableView) {
        //当前y轴偏移量
        CGFloat yOffset  = scrollView.contentOffset.y;
        //临界点偏移量(吸顶临界点)
        CGFloat tabyOffset = [self.mainTableView rectForSection:0].origin.y - STATUS_BAR_HEIGHT - NAVIGATION_BAR_HEIGHT;
        
        //第一部分: 更改导航栏的背景图的透明度
        CGFloat alpha = 0;
        if (-yOffset <= STATUS_BAR_HEIGHT + NAVIGATION_BAR_HEIGHT) {
            alpha = 1;
        } else if ((-yOffset > STATUS_BAR_HEIGHT + NAVIGATION_BAR_HEIGHT) && -yOffset < self.HeaderImageViewHeight) {
            alpha = (self.HeaderImageViewHeight + yOffset) / (self.HeaderImageViewHeight - STATUS_BAR_HEIGHT - NAVIGATION_BAR_HEIGHT);
        }else {
            alpha = 0;
        }
        
        //第二部分：
        //利用contentOffset处理内外层scrollView的滑动冲突问题
        if (yOffset >= tabyOffset) {
            scrollView.contentOffset = CGPointMake(0, tabyOffset);
            _isTopIsCanNotMoveTabView = YES;
        }else{
            _isTopIsCanNotMoveTabView = NO;
        }
        
        _isTopIsCanNotMoveTabViewPre = !_isTopIsCanNotMoveTabView;
        
        if (!_isTopIsCanNotMoveTabViewPre) {
            [[NSNotificationCenter defaultCenter] postNotificationName:@"goTop" object:nil userInfo:@{@"canScroll":@"1"}];
            _canScroll = NO;
        } else{
            if (!_canScroll) {
                _mainTableView.contentOffset = CGPointMake(0, tabyOffset);
            }
        }
        
        //第三部分：
        /**
         * 处理头部自定义背景视图 (如: 下拉放大)
         * 图片会被拉伸多出状态栏的高度
         */
        if(yOffset <= -self.HeaderImageViewHeight) {
            if (_isEnlarge) {
                CGRect f = self.headerImageView.frame;
                //改变HeadImageView的frame
                //上下放大
                f.origin.y = yOffset;
                f.size.height = -yOffset;
                //左右放大
                f.origin.x = (yOffset * SCREEN_WIDTH / self.HeaderImageViewHeight + SCREEN_WIDTH) / 2;
                f.size.width = -yOffset * SCREEN_WIDTH / self.HeaderImageViewHeight;
                //改变头部视图的frame
                self.headerImageView.frame = f;
            }else{
                scrollView.bounces = NO;
            }
        }else {
            scrollView.bounces = YES;
        }
    }
}

#pragma mark - UITableViewDelegate
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    return SCREEN_HEIGHT - STATUS_BAR_HEIGHT - NAVIGATION_BAR_HEIGHT;
}

#pragma mark - UITableViewDataSource
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 1;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    UITableViewCell *cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:nil];
    cell.selectionStyle = UITableViewCellSelectionStyleNone;
    [cell.contentView addSubview:self.setPageViewControllers];
    return cell;
}

- (UITableView *)mainTableView {
    if (!_mainTableView) {
        //⚠️这里的属性初始化一定要放在mainTableView.contentInset的设置滚动之前, 不然首次进来视图就会偏移到临界位置，contentInset会调用scrollViewDidScroll这个方法。
        //初始化变量
        self.canScroll = YES;
        self.isTopIsCanNotMoveTabView = NO;
        
        self.mainTableView = [[CenterTouchTableView alloc]initWithFrame:CGRectMake(0, STATUS_BAR_HEIGHT, SCREEN_WIDTH, SCREEN_HEIGHT - STATUS_BAR_HEIGHT) style:UITableViewStylePlain];
        _mainTableView.delegate = self;
        _mainTableView.dataSource = self;
        _mainTableView.showsVerticalScrollIndicator = NO;
        //注意：这里不能使用动态高度_headimageHeight, 不然tableView会往下移，在iphone X下，头部不放大的时候，上方依然会有白色空白
        _mainTableView.contentInset = UIEdgeInsetsMake(self.HeaderImageViewHeight, 0, 0, 0);//内容视图开始正常显示的坐标为(0, self.HeaderImageViewHeight)
    }
    return _mainTableView;
}

- (HomeSchoolHeadView *)headerContentView {
    if (!_headerContentView) {
        _headerContentView = [[HomeSchoolHeadView alloc]init];
    }
    return _headerContentView;
}


- (UIImageView *)headerImageView {
    if (!_headerImageView) {
        _headerImageView = [[UIImageView alloc] init];
        _headerImageView.backgroundColor = [UIColor clearColor];
        _headerImageView.userInteractionEnabled = YES;
        _headerImageView.frame = CGRectMake(0, -self.HeaderImageViewHeight, SCREEN_WIDTH, self.HeaderImageViewHeight);
    }
    return _headerImageView;
}

/*
 * 这里可以设置替换你喜欢的segmentView
 */
- (UIView *)setPageViewControllers {
    if (!_segmentView) {
        //设置子控制器
        self.firstVC  = [[FirstViewController alloc] init];
        self.secondVC = [[SecondViewController alloc] init];
        self.thirdVC  = [[ThirdViewController alloc] init];
        NSArray *controllers = @[self.firstVC, self.secondVC, self.thirdVC];
        NSArray *titleArray = @[@"概况", @"人物", @"共享资源"];
        SegmentView *segmentView = [[SegmentView alloc] initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT - STATUS_BAR_HEIGHT - NAVIGATION_BAR_HEIGHT) controllers:controllers titleArray:(NSArray *)titleArray parentController:self];
        //注意：不能通过初始化方法传递selectedIndex的初始值，因为内部使用的是Masonry布局的方式, 否则设置selectedIndex不起作用
        segmentView.selectedIndex = self.selectedIndex;
        _segmentView = segmentView;
    }
    return _segmentView;
}
- (UIView *)naviView {
    if (!_naviView) {
        _naviView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, STATUS_BAR_HEIGHT + NAVIGATION_BAR_HEIGHT)];
        _naviView.backgroundColor = [UIColor colorWithWhite:1 alpha:0];
    }
    return _naviView;
}
- (UIButton *)backBtn
{
    if (!_backBtn) {
        _backBtn = [UIButton buttonWithType:(UIButtonTypeCustom)];
        [_backBtn setImage:[UIImage imageNamed:@"back_white_icon"] forState:(UIControlStateNormal)];
        _backBtn.frame = CGRectMake(0,STATUS_BAR_HEIGHT, 44, 44);
        _backBtn.adjustsImageWhenHighlighted = YES;
        [_backBtn addTarget:self action:@selector(backAction) forControlEvents:(UIControlEventTouchUpInside)];
    }
    return _backBtn;
}
- (UIButton *)menuBtn
{
    if (!_menuBtn) {
        _menuBtn = [UIButton buttonWithType:(UIButtonTypeCustom)];
        [_menuBtn setImage:[UIImage imageNamed:@"menu_white_icon"] forState:(UIControlStateNormal)];
        _menuBtn.adjustsImageWhenHighlighted = YES;
        [_menuBtn addTarget:self action:@selector(menuAction) forControlEvents:(UIControlEventTouchUpInside)];
    }
    return _menuBtn;
}
- (UIButton *)shareBtn
{
    if (!_shareBtn) {
        _shareBtn = [UIButton buttonWithType:(UIButtonTypeCustom)];
        [_shareBtn setImage:[UIImage imageNamed:@"shareWhile"] forState:(UIControlStateNormal)];
        _shareBtn.adjustsImageWhenHighlighted = YES;
        [_shareBtn addTarget:self action:@selector(shareAction) forControlEvents:(UIControlEventTouchUpInside)];
    }
    return _shareBtn;
}
- (void)backAction
{
    [self.navigationController popViewControllerAnimated:YES];
}
- (void)menuAction
{
//    [super menuAction:nil];
}
- (void)shareAction
{
    
}
@end