edu-saas-ios/MusicGradeExam/MusicGradeExam/UI/Home/SimulationExam/Controller/SimulationWaitExamController.m

//
//  SimulationWaitExamController.m
//  MusicGradeExam
//
//  Created by Kyle on 2020/9/21.
//  Copyright © 2020 DayaMusic. All rights reserved.
//

#import "SimulationWaitExamController.h"
#import "WaitExamBodyView.h"
#import "OnlineRoomManager.h"
#import "ExamGuideViewController.h"
#import "KSGuideMaskView.h"
#import "UserInfoManager.h"
#import "WaitExamBottomView.h"
#import "AppDelegate.h"

#define  BOTTOMVIEW_HEIGHT (150)

@interface SimulationWaitExamController ()<UIScrollViewDelegate>

@property (nonatomic, strong) WaitExamBodyView *bodyView;


@property (nonatomic, strong) OnlineRoomManager *classManager;

@property (nonatomic, assign) BOOL cancleRequest;

@property (nonatomic, strong) WaitExamBottomView *bottomView;

@property (nonatomic, assign) BOOL hasShowTopTips;

@property (nonatomic, assign) BOOL hasShowBottomTips;

@property (nonatomic, strong) NSTimer *timeTimer;

@end

@implementation SimulationWaitExamController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    [self allocTitle:@"直播模拟考试"];
    self.view.backgroundColor = HexRGB(0xf3f4f8);
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(backLoginView) name:@"backLoginView" object:nil];
    [self configUI];
    self.sourceModel.desc = [self.sourceModel.desc replaceAll:@"\\n" WithString:@"\n"];
    [self evaluateSource];
}

// 被挤掉
- (void)backLoginView {
    _cancleRequest = YES;
}


- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
    [[UIApplication sharedApplication] setIdleTimerDisabled:NO];
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleDefault;
    if(@available(iOS 13.0, *)){
        [UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleDarkContent;
    }
    if (_cancleRequest) {
        _cancleRequest = NO;
        [KSRequestManager logoutAction];
        return;
    }
    [[UIApplication sharedApplication] setIdleTimerDisabled:YES];
}

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    if (_hasShowTopTips == NO) {
        [self addIntroduceView];
    }
}

- (void)addIntroduceView {
    _hasShowTopTips = YES;
    CGRect rect1 = [self.bodyView convertRect:self.bodyView.signButton.frame toView:[UIApplication sharedApplication].keyWindow];
    rect1.origin.y += 8;
    rect1.origin.x += 8;
    rect1.size.width -= 16;
    rect1.size.height -= 16;
    
    UIBezierPath *pathOne = [UIBezierPath bezierPathWithOvalInRect:rect1];
    CGRect rect2 = [self.bodyView convertRect:self.bodyView.examMessageView.frame toView:[UIApplication sharedApplication].keyWindow];
    UIBezierPath *pathSecond = [UIBezierPath bezierPathWithRect:rect2];
    
    CGFloat height = CGRectGetHeight(self.bodyView.frame);
    NSArray *tipsArray = @[@"考场开启后，才可已进行签到，签到后排考", @"这是您的考试信息"];
    NSArray *bezierArray = @[pathOne,pathSecond];
    if (height == kScreenHeight - kTabBarHeight - iPhoneXSafeBottomMargin - BOTTOMVIEW_HEIGHT) {
        CGRect rect3 = [self.bodyView convertRect:self.bodyView.tipsView.frame toView:[UIApplication sharedApplication].keyWindow];
        UIBezierPath *pathThree = [UIBezierPath bezierPathWithRect:rect3];
        tipsArray = @[@"考场开启后，才可已进行签到，签到后排考", @"这是您的考试信息",@"请认真阅读考试注意事项"];
        bezierArray = @[pathOne,pathSecond,pathThree];
    }
    
    KSGuideMaskView *guideView = [[KSGuideMaskView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, kScreenHeight)];
    [guideView addTips:tipsArray transparentRect:bezierArray shaperLayerIndex:0];
    if (tipsArray.count == 2) {
        [guideView completeCallback:^{
            [self scrollToBottom];
        }];
    }
    [guideView showMaskViewInView:nil];
}


- (void)showBottomTips {
    _hasShowBottomTips = YES;
    NSArray *tipsArray = @[@"请认真阅读考试注意事项"];
    CGRect rect3 = [self.bodyView convertRect:self.bodyView.tipsView.frame toView:[UIApplication sharedApplication].keyWindow];
    UIBezierPath *pathThree = [UIBezierPath bezierPathWithRect:rect3];
    NSArray *bezierArray = @[pathThree];
    KSGuideMaskView *guideView = [[KSGuideMaskView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, kScreenHeight)];
    [guideView addTips:tipsArray transparentRect:bezierArray shaperLayerIndex:-1];
    [guideView showMaskViewInView:nil];
}

- (void)evaluateSource {
    [self.bodyView configMessageSource:self.sourceModel];
    [self.bottomView configMessageSource:self.sourceModel];
    [self configViewHeight];
    
    if (USER_MANAGER.needConnect == NO) {
        if (![NSString isEmptyString:self.sourceModel.examStartTime]) {
            NSString *examDay = [[self.sourceModel.examStartTime componentsSeparatedByString:@" "] firstObject];
            NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
            [formatter setDateFormat:@"yyyy-MM-dd"];
            formatter.timeZone = [NSTimeZone systemTimeZone];
            NSDate *currentDate = [NSDate date];
            NSString *currentDay = [formatter stringFromDate:currentDate];
            if ([examDay isEqualToString:currentDay]) { // 如果今天有考试，IM建立连接
                [self configIMConnection];
            }
        }
    }
}

- (void)configIMConnection {
    [USER_MANAGER connectRongCloud];
    USER_MANAGER.needConnect = YES;
}

- (void)configViewHeight {
    CGFloat tipsHeight = [self.bodyView configTipsHeight:self.sourceModel.desc];
    CGFloat viewHeight = 206 + 200 + 19 + tipsHeight + 15;
    viewHeight = viewHeight > kScreenHeight - kTabBarHeight - iPhoneXSafeBottomMargin ? viewHeight : kScreenHeight - kTabBarHeight - iPhoneXSafeBottomMargin;
    self.bodyView.frame = CGRectMake(0, 0, kScreenWidth, viewHeight);
    [self.scrollView setContentSize:CGSizeMake(kScreenWidth, viewHeight)];
}

- (void)configUI {
    self.scrollView.backgroundColor = HexRGB(0xf3f4f8);
    self.scrollView.frame = CGRectMake(0, 0, kScreenWidth, kScreenHeight - kTabBarHeight - iPhoneXSafeBottomMargin - BOTTOMVIEW_HEIGHT);
    self.scrollView.delegate = self;
    self.scrollView.bounces = NO;
    _bodyView = [WaitExamBodyView shareInstance];
    CGFloat viewHeight = 206 + 200 + 19 + 204 + 15;
    viewHeight = viewHeight > kScreenHeight - kTabBarHeight - iPhoneXSafeBottomMargin - BOTTOMVIEW_HEIGHT ? viewHeight : kScreenHeight - kTabBarHeight - iPhoneXSafeBottomMargin - BOTTOMVIEW_HEIGHT;
    _bodyView.frame = CGRectMake(0, 0, kScreenWidth, viewHeight);
    MJWeakSelf;
    [_bodyView operationCallback:^(JOINROOMACTION action, TicketDetailModel * _Nullable source) {
        [weakSelf opreationAction:action source:source];
    }];
    [self.scrollView addSubview:_bodyView];
    [self.scrollView setContentSize:CGSizeMake(kScreenWidth, viewHeight)];
    
    _bottomView = [WaitExamBottomView shareInstance];
    _bottomView.isSimulation = YES;
    _bottomView.frame = CGRectMake(0, CGRectGetMaxY(self.scrollView.frame), kScreenWidth, BOTTOMVIEW_HEIGHT);
    [_bottomView operationCallback:^(JOINROOMACTION action, TicketDetailModel * _Nullable source) {
        [weakSelf opreationAction:action source:source];
    }];
    [self.view addSubview:_bottomView];
}

- (void)opreationAction:(JOINROOMACTION)action source:(TicketDetailModel *)source {
    switch (action) {
        case JOINROOMACTION_SIGN:  // 签到
        {
            [self signAction];
        }
            break;
        case JOINROOMACTION_GUIDE: // 引导页
        {
            ExamGuideViewController *guideVC = [[ExamGuideViewController alloc] init];
            [self.navigationController pushViewController:guideVC animated:YES];
        }
            break;
        case JOINROOMACTION_JOIN:  // 加入房间
        {
            if (self.sourceModel.classroomSwitch == 1) {
                NSString *roomId = [NSString stringWithFormat:@"%.0f", source.examRegistrationId];
                [self joinRoomAction:roomId];
            }
        }
            break;
        default:
            break;
    }
}


#pragma mark ----- 签到
- (void)signAction {
    MJWeakSelf;
    [self KSShowMsg:@"签到成功" promptCompletion:^{
        weakSelf.sourceModel.finishedExam = 2;
        weakSelf.sourceModel.signInTime = @"2020-09-22 18:00:00";
        // 滑动到底部
        [weakSelf scrollToBottom];
        // 开始排队
        [weakSelf evaluateSource];
        [weakSelf countWaitList];
    }];
}

// 开启定时器
- (void)countWaitList {
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(5.0f * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        [self.timeTimer setFireDate:[NSDate distantPast]];
    });
}
 

- (void)scrollToBottom {
    CGPoint bottomOffset = CGPointMake(0, self.scrollView.contentSize.height - self.scrollView.bounds.size.height);
    [self.scrollView setContentOffset:bottomOffset animated:YES];
}

#pragma mark ----- 加入房间
- (void)joinRoomAction:(NSString *)roomId {
    [self.classManager joinRoomWithId:roomId subjectName:self.sourceModel.subjectName inViewController:self];
}

- (OnlineRoomManager *)classManager {
    if (!_classManager) {
        _classManager = [[OnlineRoomManager alloc] init];
    }
    return _classManager;
}


- (void)scrollViewDidEndScrollingAnimation:(UIScrollView *)scrollView {
    CGPoint offset = scrollView.contentOffset;
    CGRect bounds = scrollView.bounds;
    CGSize size = scrollView.contentSize;
    UIEdgeInsets inset = scrollView.contentInset;
    CGFloat currentOffset = offset.y + bounds.size.height - inset.bottom;
    CGFloat maximumOffset = size.height;
    if((maximumOffset - currentOffset) < 40.0) {
        if (_hasShowBottomTips == NO) {
            [self showBottomTips];
        }
    }
}

- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
    CGPoint offset = scrollView.contentOffset;
    CGRect bounds = scrollView.bounds;
    CGSize size = scrollView.contentSize;
    UIEdgeInsets inset = scrollView.contentInset;
    CGFloat currentOffset = offset.y + bounds.size.height - inset.bottom;
    CGFloat maximumOffset = size.height;
    if((maximumOffset - currentOffset) < 40.0) {
        if (_hasShowBottomTips == NO) {
            [self showBottomTips];
        }
    }
}

- (void)timeFunction:(NSTimer *)timer {
    if (self.sourceModel.waitNum > 0) {
        self.sourceModel.waitNum--;
    }
    else {
        [self stopTimer];
        self.sourceModel.classroomSwitch = 1;
    }
    [self.bottomView configMessageSource:self.sourceModel];
}

- (void)stopTimer {
    [self.timeTimer setFireDate:[NSDate distantFuture]];
    if (self.timeTimer.valid) {
        [self.timeTimer invalidate];
        self.timeTimer = nil;
    }
}

- (NSTimer *)timeTimer {
    if (_timeTimer == nil) {
        
        _timeTimer = [NSTimer scheduledTimerWithTimeInterval:5
                                                      target:self
                                                    selector:@selector(timeFunction:)
                                                    userInfo:nil
                                                     repeats:YES];
        [[NSRunLoop currentRunLoop] addTimer:_timeTimer forMode:NSRunLoopCommonModes];
    }
    
    return _timeTimer;
}

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

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end