CNLiveMyQrCodeController.m
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//
// CNLiveQrCodeController.m
// CNLiveQrCodeModule
//
// Created by 153993236@qq.com on 11/12/2019.
// Copyright (c) 2019 153993236@qq.com. All rights reserved.
//
#import "CNLiveMyQrCodeController.h"
#import <Photos/Photos.h>
#import <Accelerate/Accelerate.h>
#import "QMUIKit.h"
#import <Masonry/Masonry.h>
#import <SDWebImage/SDWebImage.h>
#import "CNLiveCategory.h"
#import "CNLiveNavigationBar.h"
#import "CNLiveMyQrCodeView.h"
#import "CNLiveScanQrCodeController.h"
@interface CNLiveMyQrCodeController ()<QMUIAlertControllerDelegate>
@property (nonatomic, strong) CNLiveNavigationBar *navigationBar;
@property (nonatomic, strong) UIImageView *bgView;
@property (nonatomic, strong) CNLiveMyQrCodeView *qrCodeView;
@end
@implementation CNLiveMyQrCodeController
static const NSInteger margin = 20;
static const CGFloat timeValue = 1.5;
#pragma mark - 生命周期
- (void)viewWillAppear:(BOOL)animated{
[super viewWillAppear:animated];
self.navigationController.navigationBarHidden = YES;
}
- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor = [UIColor blackColor];
if (@available(iOS 11, *)) {
}
else {
self.automaticallyAdjustsScrollViewInsets = NO;
}
[self createSubViews];
}
- (void)dealloc {
NSLog(@"CNLiveMyQrCodeController -- dealloc");
}
- (void)createSubViews {
[self.view addSubview:self.bgView];
[self.view addSubview:self.qrCodeView];
[self.view addSubview:self.navigationBar];
}
#pragma mark - 响应方法
- (void)goBack {
if (self.presentingViewController != nil) {
[self dismissViewControllerAnimated:YES completion:nil];
}
else {
[self.navigationController popViewControllerAnimated:YES];
}
}
- (void)getPHAuthorizationStatus:(void (^)(void))block{
// 1.获取当前App的相册授权状态
PHAuthorizationStatus authorizationStatus = [PHPhotoLibrary authorizationStatus];
// 2.判断授权状态
if (authorizationStatus == PHAuthorizationStatusAuthorized) {
// 2.1 如果已经授权, 保存图片(调用步骤2的方法)
block();
} else if (authorizationStatus == PHAuthorizationStatusNotDetermined) { // 如果没决定, 弹出指示框, 让用户选择
[PHPhotoLibrary requestAuthorization:^(PHAuthorizationStatus status) {
// 如果用户选择授权, 则保存图片
if (status == PHAuthorizationStatusAuthorized) {
dispatch_async(dispatch_get_main_queue(), ^{
block();
});
}
}];
} else {
NSDictionary *infoDict = [[NSBundle mainBundle] infoDictionary];
NSString *app_Name = [infoDict objectForKey:@"CFBundleDisplayName"];
if (app_Name == nil) {
app_Name = [infoDict objectForKey:@"CFBundleName"];
}
NSString *messageString = [NSString stringWithFormat:@"请在iPhone的\"设置 - 隐私 - 相机\"选项中,允许%@访问你的相册", app_Name];
UIAlertController *alertC = [UIAlertController alertControllerWithTitle:nil message:messageString preferredStyle:(UIAlertControllerStyleAlert)];
UIAlertAction *alertA = [UIAlertAction actionWithTitle:@"好" style:(UIAlertActionStyleDefault) handler:^(UIAlertAction * _Nonnull action) {
}];
[alertC addAction:alertA];
[self presentViewController:alertC animated:YES completion:nil];
}
}
// 保存图片
- (void)saveImage:(UIImage *)image{
if(!image){
[QMUITips showError:@"保存失败" inView:self.view hideAfterDelay:timeValue];
return;
}
[[PHPhotoLibrary sharedPhotoLibrary]performChanges:^{
[PHAssetChangeRequest creationRequestForAssetFromImage:image];
} completionHandler:^(BOOL success, NSError * _Nullable error) {
dispatch_async(dispatch_get_main_queue(), ^{
if (success) {
[QMUITips showSucceed:@"保存成功" inView:self.view hideAfterDelay:timeValue];
} else {
[QMUITips showError:@"保存失败" inView:self.view hideAfterDelay:timeValue];
}
});
}];
}
// UIView转UIImage
- (UIImage *)generateImage:(UIView *)view{
// 1.开启上下文
UIGraphicsBeginImageContextWithOptions(view.frame.size, NO, 0.0);
// 2. 将控制器View的Layer渲染到上下文
[view.layer renderInContext:UIGraphicsGetCurrentContext()];
// 3.取出图片
UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();
// 4.结束上下文
UIGraphicsEndImageContext();
return newImage;
}
#pragma mark - 代理
/**
* 状态栏的颜色
*
* @return UIStatusBarStyle
*
*/
- (UIStatusBarStyle)preferredStatusBarStyle{
return UIStatusBarStyleLightContent;
}
- (void)didHideAlertController:(QMUIAlertController *)alertController{
self.navigationBar.right.userInteractionEnabled = YES;
}
#pragma mark - 懒加载
- (UIImageView *)bgView{
if(!_bgView){
_bgView = [[UIImageView alloc]initWithFrame:self.view.bounds];
UIImage *image = [self getImageWithImageName:@"qr_code_bg" bundleName:@"CNLiveQrCodeModule" targetClass:[CNLiveMyQrCodeController class]];
[_bgView sd_setImageWithURL:[NSURL URLWithString:@"User_Head"] placeholderImage:image completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {
}];
}
return _bgView;
}
- (CNLiveMyQrCodeView *)qrCodeView {
if (!_qrCodeView) {
_qrCodeView = [[CNLiveMyQrCodeView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH-2*margin, SCREEN_WIDTH-2*margin+40)];
_qrCodeView.center = self.view.center;
_qrCodeView.text = @"扫描二维码,加我好友";
}
return _qrCodeView;
}
- (CNLiveNavigationBar *)navigationBar {
if (!_navigationBar) {
_navigationBar = [CNLiveNavigationBar navigationBar];
_navigationBar.backgroundColor = [UIColor clearColor];
UIImage *image1 = [self getImageWithImageName:@"cnlive_back_white_b" bundleName:@"CNLiveCustomControl" targetClass:[CNLiveNavigationBar class]];
_navigationBar.leftImage = image1;
_navigationBar.title.text = @"我的二维码";
_navigationBar.title.textColor = [UIColor whiteColor];
_navigationBar.lineHidden = YES;
UIImage *image2 = [self getImageWithImageName:@"cnlive_white_more" bundleName:@"CNLiveCustomControl" targetClass:[CNLiveNavigationBar class]];
_navigationBar.rightImage = image2;
__weak typeof(self) weakSelf = self;
_navigationBar.onClickLeftButton = ^{
__strong typeof(weakSelf) strongSelf = weakSelf;
if(!strongSelf) return ;
[strongSelf goBack];
};
_navigationBar.onClickRightButton = ^{
__strong typeof(weakSelf) strongSelf = weakSelf;
if(!strongSelf) return ;
[strongSelf rightButtonOnClick];
};
}
return _navigationBar;
}
- (void)rightButtonOnClick{
self.navigationBar.right.userInteractionEnabled = NO;
__weak typeof(self) weakSelf = self;
QMUIAlertAction *action1 = [QMUIAlertAction actionWithTitle:@"保存图片" style:QMUIAlertActionStyleDefault handler:^(__kindof QMUIAlertController *aAlertController, QMUIAlertAction *action) {
__strong typeof(weakSelf) strongSelf = weakSelf;
if(!strongSelf) return ;
[strongSelf getPHAuthorizationStatus:^{
UIImage *image = [strongSelf generateImage:strongSelf.qrCodeView];
[QMUITips showLoadingInView:strongSelf.view];
[strongSelf saveImage:image];
[QMUITips hideAllTipsInView:strongSelf.view];
}];
strongSelf.navigationBar.right.userInteractionEnabled = YES;
}];
QMUIAlertAction *action2 = [QMUIAlertAction actionWithTitle:@"扫描二维码" style:QMUIAlertActionStyleDefault handler:^(__kindof QMUIAlertController *aAlertController, QMUIAlertAction *action) {
__strong typeof(weakSelf) strongSelf = weakSelf;
if(!strongSelf) return ;
if(strongSelf.isScanCode){
[strongSelf.navigationController popViewControllerAnimated:YES];
}else{
CNLiveScanQrCodeController *vc = [[CNLiveScanQrCodeController alloc]init];
vc.isMyCode = YES;
[strongSelf.navigationController pushViewController:vc animated:YES];
}
strongSelf.navigationBar.right.userInteractionEnabled = YES;
}];
QMUIAlertAction *action3 = [QMUIAlertAction actionWithTitle:@"重置二维码" style:QMUIAlertActionStyleDefault handler:^(__kindof QMUIAlertController *aAlertController, QMUIAlertAction *action) {
__strong typeof(weakSelf) strongSelf = weakSelf;
if(!strongSelf) return ;
[strongSelf.qrCodeView generateQRCode:@"reset"];
strongSelf.navigationBar.right.userInteractionEnabled = YES;
}];
QMUIAlertAction *cancel = [QMUIAlertAction actionWithTitle:@"取消" style:QMUIAlertActionStyleCancel handler:^(__kindof QMUIAlertController *aAlertController, QMUIAlertAction *action) {
__strong typeof(weakSelf) strongSelf = weakSelf;
if(!strongSelf) return ;
strongSelf.navigationBar.right.userInteractionEnabled = YES;
}];
QMUIAlertController *alertController = [QMUIAlertController alertControllerWithTitle:@"" message:@"" preferredStyle:QMUIAlertControllerStyleActionSheet];
alertController.delegate = self;
[alertController addAction:action1];
[alertController addAction:action2];
[alertController addAction:action3];
[alertController addAction:cancel];
NSMutableDictionary *titleAttributs = [[NSMutableDictionary alloc] initWithDictionary:alertController.alertTitleAttributes];
titleAttributs[NSForegroundColorAttributeName] = [UIColor colorWithRed:35/255.0 green:212/255.0 blue:30/255.0 alpha:1.0];
NSMutableDictionary *cancelAttributs = [[NSMutableDictionary alloc] initWithDictionary:alertController.alertTitleAttributes];
cancelAttributs[NSForegroundColorAttributeName] = [UIColor colorWithRed:51/255.0 green:51/255.0 blue:51/255.0 alpha:1.0];
action1.buttonAttributes = titleAttributs;
action2.buttonAttributes = titleAttributs;
action3.buttonAttributes = titleAttributs;
cancel.buttonAttributes = cancelAttributs;
[alertController showWithAnimated:YES];
}
@end