WebApp/ShenQi/WMDragView/DSWebMenuCollectionView.m

//
//  DSWebMenuCollectionView.m
//  VietnamGame
//
//

#import "DSWebMenuCollectionView.h"

#import "DSAvatarCollectionViewCell.h"

static NSString *identifier = @"AvatarCollectionViewCell";

@implementation DSWebMenuCollectionView

-(void)awakeFromNib
{
    [super awakeFromNib];
    
    UICollectionViewFlowLayout *flowlayout = [[UICollectionViewFlowLayout alloc] init];
    flowlayout.scrollDirection = UICollectionViewScrollDirectionVertical;
    self.collectionViewLayout = flowlayout;
    self.delegate = self;
    self.dataSource = self;
    self.showsVerticalScrollIndicator = NO;
    self.showsHorizontalScrollIndicator = NO;
    self.backgroundColor = [UIColor clearColor];
    [self registerNib:[UINib nibWithNibName:@"DSAvatarCollectionViewCell" bundle:nil] forCellWithReuseIdentifier:identifier];
    [self registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:identifier];
}

-(void)setShareArray:(NSMutableArray<NSNumber *> *)shareArray
{
    _shareArray = shareArray;
    
    [self reloadData];
}

#pragma mark - 推荐
- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView
{
    return 1;
}

-(NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
{
    return self.shareArray.count;
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    return CGSizeMake(collectionView.frame.size.width, ((collectionView.frame.size.height-(self.shareArray.count-1)*10))/self.shareArray.count);
}

-(UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section
{
    return UIEdgeInsetsMake(0, 0, 0, 0);
}

- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section
{
    return 10;
}

- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section
{
    return 10;
}

-(UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath
{
    UICollectionReusableView *view = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:identifier forIndexPath:indexPath];
    return view;
}

-(UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
{
    DSAvatarCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:identifier forIndexPath:indexPath];
    id value = self.shareArray[indexPath.row];
    if ([value isKindOfClass:[LinkConfig class]]) {
        LinkConfig *link = value;
        if (ISNULLSTR(link.icon)) {
            cell.avatarImageView.image = [self circularImageWithText:link.name];
        }else{
            NSURLSessionDataTask *dataTask = [[NSURLSession sharedSession] dataTaskWithURL:[NSURL URLWithString:link.icon] completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
                if (error) {
                    NSLog(@"Error downloading image: %@", error);
                } else {
                    dispatch_async(dispatch_get_main_queue(), ^{
                        UIImage *image = [UIImage imageWithData:data];
                        cell.avatarImageView.image = image;
                    });
                }
            }];
            [dataTask resume];
        }
    }else if ([value isKindOfClass:[NSNumber class]]) {
        NSNumber *number = value;
        DSWebMenuType type = number.integerValue;
        if (type == DSWebMenuHomeType) {
            cell.avatarImageView.image = [UIImage imageNamed:@"menu"];
        }else if (type == DSWebMenuRefreshType) {
            cell.avatarImageView.image = [UIImage imageNamed:@"refresh"];
        }else if (type == DSWebMenuTelegramType) {
            cell.avatarImageView.image = [UIImage imageNamed:@"telegram"];
        }else if (type == DSWebMenuWhatsAppType) {
            cell.avatarImageView.image = [UIImage imageNamed:@"whatsapp"];
        }else if (type == DSWebMenuFacebookType) {
            cell.avatarImageView.image = [UIImage imageNamed:@"facebook"];
        }
    }
    cell.avatarImageView.contentMode = UIViewContentModeScaleAspectFit;
    return cell;
}

-(void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
{
    id value = self.shareArray[indexPath.row];
    if (self.webMenuDelegate && [self.webMenuDelegate respondsToSelector:@selector(webMenuCollectionViewWithMenuType:)]) {
        [self.webMenuDelegate webMenuCollectionViewWithMenuType:value];
    }
}

- (UIImage *)circularImageWithText:(NSString *)text {
    // 设置字体和大小
    UIFont *font = [UIFont systemFontOfSize:16.0f];
    CGSize textSize = [text sizeWithFont:font];
    
    // 创建图形上下文
    CGFloat size = 60.0f;
    UIGraphicsBeginImageContextWithOptions(CGSizeMake(size, size), NO, 0.0);
    CGContextRef context = UIGraphicsGetCurrentContext();
    
    // 绘制圆形路径
    CGRect rect = CGRectMake(0, 0, size, size);
    CGContextAddEllipseInRect(context, rect);
    CGContextClip(context);
    
    // 设置背景颜色（可选）
    CGContextSetRGBFillColor(context, 1.0, 1.0, 1.0, 1.0); // 白色背景
    CGContextFillRect(context, rect);
    
    // 设置文本颜色
    [[UIColor redColor] set];
    
    // 计算文本绘制位置，使其居中
    CGFloat x = (size - textSize.width) / 2.0f;
    CGFloat y = (size - textSize.height) / 2.0f;
    
    // 绘制文本
    [text drawAtPoint:CGPointMake(x, y) withFont:font];
    
    // 获取UIImage对象
    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
    
    // 结束图形上下文
    UIGraphicsEndImageContext();
    
    return image;
}

@end