//
//  topicBannerCollectCell.m
//  ThePaperBase
//
//  Created by liyuan on 15/10/28.
//  Copyright (c) 2015年 scar1900. All rights reserved.
//

#import "topicBannerCollectCell.h"
#import "topicListCell.h"
#import "customFlowLayout.h"

@interface topicBannerCollectCell()<UICollectionViewDataSource,UICollectionViewDelegate>
@property(nonatomic, strong)UICollectionView *collectView;

@end

@implementation topicBannerCollectCell
@synthesize dataList = _dataList;
@synthesize delegate;

static NSString * const paperCollectReuseIdentifier = @"topicListCell";

- (void)awakeFromNib {
    // Initialization code
}

- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

-(instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self) {
        self.backgroundColor = [UIColor clearColor];
        self.selectionStyle = UITableViewCellSelectionStyleNone;
        
        [self.contentView addSubview:self.collectView];
        [self.collectView setCollectionViewLayout:[self VericalLayout]];
        
        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarOrientationChange:) name:UIApplicationDidChangeStatusBarOrientationNotification object:nil];
    }
    return self;
}

- (UICollectionView*)collectView {
    if (!_collectView) {
        _collectView = [[UICollectionView alloc]initWithFrame:CGRectZero collectionViewLayout:[self VericalLayout]];
        [_collectView registerClass:[topicListCell class] forCellWithReuseIdentifier:paperCollectReuseIdentifier];
        _collectView.backgroundColor = [UIColor clearColor];
        _collectView.allowsSelection = YES;
        _collectView.scrollEnabled = NO;
        _collectView.showsHorizontalScrollIndicator= NO;
        _collectView.showsVerticalScrollIndicator= NO;
        _collectView.delaysContentTouches = NO;
        _collectView.delegate = self;
        _collectView.dataSource = self;
    }
    return _collectView;
}

#pragma mark -- set data 
-(void)setDataList:(NSMutableArray *)list{
    _dataList = list;
    [self.collectView reloadData];
}

#pragma mark - collect Item
- (CGSize)horizonSize {
    CGFloat width = (CGRectGetWidth(self.bounds)-12)/2;
    CGFloat viewScale = width/300;
    
    CGSize itemSize = CGSizeMake(width , 215*viewScale);
    return itemSize;
}

- (CGSize)vericalSize {
    CGFloat width = (1300/2-12)/2;
    CGFloat viewScale = width/300;
    
    CGSize itemSize = CGSizeMake(width, 215*viewScale);
    return itemSize;
}

- (customFlowLayout*)HorizontalLayout {
    CGFloat width = (CGRectGetWidth(self.bounds)-12)/2;
    CGFloat viewScale = width/300;
    
    CGSize itemSize = CGSizeMake(width , 215*viewScale);
    customFlowLayout *layout= [[customFlowLayout alloc]init];
    layout.scrollDirection = UICollectionViewScrollDirectionVertical;
    layout.minimumLineSpacing = 12;
    layout.minimumInteritemSpacing = 12;
    layout.itemSize = itemSize;
    return layout;
}

- (customFlowLayout*)VericalLayout {
    CGFloat width = (1300/2-12)/2;
    CGFloat viewScale = width/300;
    
    CGSize itemSize = CGSizeMake(width, 215*viewScale);
    customFlowLayout *layout= [[customFlowLayout alloc]init];
    layout.scrollDirection = UICollectionViewScrollDirectionVertical;
    layout.minimumLineSpacing = 12;
    layout.minimumInteritemSpacing = 12;
    layout.itemSize = itemSize;
    return layout;
}

#pragma mark - collect view delegate and datasource
- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 1;
}


- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    return self.dataList?self.dataList.count:0;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collection cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    topicListCell *cell = (topicListCell*)[collection dequeueReusableCellWithReuseIdentifier:paperCollectReuseIdentifier forIndexPath:indexPath];
    TopicInfoBO *topic = self.dataList[indexPath.row];
    cell.topicBO = topic;
    return cell;
}
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {
    return [self vericalSize];
}

-(UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section
{
    UIEdgeInsets top = {20,0,20,0};
    return top;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    if ([self.delegate respondsToSelector:@selector(gotoTopicInfo:)]) {
        [self.delegate gotoTopicInfo:self.dataList[indexPath.row]];
    }
    
}


-(void)layoutSubviews{
    [super layoutSubviews];
//    self.collectView.frame = CGRectMake(0, 0, 1300/2, CGRectGetHeight(self.bounds));
    [self setLayout];
}

- (void)statusBarOrientationChange:(NSNotification *)notification{
    [self setLayout];
}

-(void) setLayout{
    UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation];
    
    if (orientation == UIInterfaceOrientationLandscapeRight
        || orientation ==UIInterfaceOrientationLandscapeLeft) {
        self.collectView.frame = CGRectMake(190, 0, 1300/2, CGRectGetHeight(self.bounds));
        
    }else {
        self.collectView.frame = CGRectMake(90, 0, 1300/2, CGRectGetHeight(self.bounds));
        
    }
}
@end