yongxu-app-ios-v2/Temperature/Main/Nav/YXGuideViewController.m

//
//  YXGuideViewController.m
//  Temperature
//
//  Created by gtjx-z on 2025/2/27.
//

#import "YXGuideViewController.h"
#import "UIImageView+webImage.h"

@interface YXGuideViewController ()

@property (nonatomic, copy) NSString *imgUrlStr;
@property (nonatomic, weak) UIImageView *guideImgView;
@property (nonatomic, weak) UIButton *closeBtn;
@property (nonatomic, strong) dispatch_source_t timer;
@end

@implementation YXGuideViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    self.closeBtn.hidden = YES;
    [self createGuidePage];
    
    [self p_getGuideImg];
}

- (void)p_getGuideImg
{
    RDS_WEAKSELF(weakSelf)
    [RDSDemoApiHelper rds_getGuideImgSuccess:^(id responseObject) {
        if ([responseObject[@"code"] intValue] == 0) {
            DDLog(@"引导页获取成功");
            NSDictionary *dataDic = responseObject[@"data"];
            NSArray *listArray = dataDic[@"list"];
            if (listArray.count > 0) {
                NSDictionary *imgDic = listArray.firstObject;
                NSString *imgUrl = imgDic[@"url"];
                if (imgUrl != nil) {
                    NSString *urlStr = [NSString stringWithFormat:@"%@%@",kBaseUrlHeadImg,imgDic[@"url"]];
                    
                    [weakSelf.guideImgView rds_downloadImage:urlStr placeHoler:nil];
                    [weakSelf startTimer];
                }
            }
            
        } else{
            DDLog(@"引导页获取失败:%@",responseObject[@"message"]);
            [self removeFromParentViewController];
            [self.view removeFromSuperview];
        }
    } failure:^(NSError *error) {
        [self removeFromParentViewController];
        [self.view removeFromSuperview];
    }];
}

-(void)createGuidePage
{
    UIImageView *guideImgView = [[UIImageView alloc]initWithFrame:self.view.bounds];
    [self.view addSubview:guideImgView];
    self.guideImgView = guideImgView;
    
    UIButton *closeBtn = [UIButton buttonWithType:UIButtonTypeCustom];
    closeBtn.frame = CGRectMake(SCREEN_WIDTH - 120, 60, 90, 30);
    closeBtn.tintColor = kTextColor;
    closeBtn.backgroundColor = [UIColor colorWithHexString:@"#000000" alpha:0.2];
    [closeBtn setTitle:@"跳过" forState:UIControlStateNormal];
    [closeBtn addTarget:self action:@selector(closeGuideView) forControlEvents:UIControlEventTouchUpInside];
    closeBtn.layer.cornerRadius = 15;
    closeBtn.hidden = YES;
    [self.view addSubview:closeBtn];
    self.closeBtn = closeBtn;
    
}

-(void)closeGuideView
{
    [self removeFromParentViewController];
    [self.view removeFromSuperview];
    if (self.closeBlock) {
        self.closeBlock();
    }
}

-(void)startTimer
{
    __block int timeout = 3; //倒计时时间
    dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
    _timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0,queue);
    dispatch_source_set_timer(_timer,dispatch_walltime(NULL, 0),1.0*NSEC_PER_SEC, 0); //每秒执行
    dispatch_source_set_event_handler(_timer, ^{
        if(timeout <= 0) {
            //倒计时结束
            dispatch_async(dispatch_get_main_queue(), ^{
                [self removeFromParentViewController];
                [self.view removeFromSuperview];
                
            });
        } else {
//            NSString *strTime = [NSString stringWithFormat:@"%ds跳过",timeout];
//            dispatch_async(dispatch_get_main_queue(), ^{
//                //设置界面的按钮显示 根据自己需求设置
//                [self.closeBtn setTitle:strTime forState:UIControlStateNormal];
//            });
            timeout--;
        }
    });
    dispatch_resume(_timer);
}

-(void)dealloc{
    if (_timer != nil) {
        dispatch_suspend(_timer);
        _timer = nil;
    }
}

/*
#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