JSJP_School/LN_School/ShowPhotoes/Controller/ShowPhotoesViewController.m

//
//  ShowPhotosViewController.m
//  LN_School
//
//  Created by 张嵘 on 2019/7/28.
//  Copyright © 2019 Danson. All rights reserved.
//

#import "ShowPhotoesViewController.h"
#import "ShowPhotoesViewModel.h"
#import <IDMPhotoBrowser/IDMPhotoBrowser.h>
#import "ShowPhotoesModel.h"


@interface ShowPhotoesViewController ()
@property (nonatomic, readwrite, strong) HDCollectionView *collectionView;
@property (nonatomic, readwrite, strong) ShowPhotoesViewModel *showPhotoesViewModel;
@property (nonatomic, readwrite, strong) NSMutableArray *dataSourceArr;
@end

@implementation ShowPhotoesViewController

#pragma mark - Life Cycle
- (void)viewDidLoad {
	[super viewDidLoad];
	[self initUI];
	
}


#pragma mark - Private Functions
- (void)initUI {
	self.title = @"查看照片";
	self.view.backgroundColor = KBackGroundColor;
	[self goBackByNavigation];
	
	[self.view addSubview:self.collectionView];
	[_collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
		make.left.mas_equalTo(self.view.hd_mas_left);
		make.right.mas_equalTo(self.view.hd_mas_right);
		make.bottom.mas_equalTo(self.view.hd_mas_bottom);
		make.top.mas_equalTo(self.view.hd_mas_top);
	}];
	
	///	初始化数据
	__weak typeof(self) weakS = self;
	
	_collectionView.collectionV.mj_header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
		[self.showPhotoesViewModel loadData:^(BOOL success, id  _Nonnull res) {
			[_collectionView.collectionV.mj_header endRefreshing];
			NSMutableArray *resArr = res;
			HDSectionModel *secModel = resArr.firstObject;
			if (success) {
				[secModel.sectionDataArr.rac_sequence.signal subscribeNext:^(HDCellModel * _Nullable cellModel) {
					if ([cellModel.orgData isKindOfClass:[ShowPhotoesModel class]]) {
						ShowPhotoesModel *showPhotoesModel = cellModel.orgData;
						[self.dataSourceArr addObject:showPhotoesModel.url];
					}
				}];
				[_collectionView hd_setAllDataArr:res];
			}else{
				//error
			}
		}];
	}];
	
	_collectionView.collectionV.mj_footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
		[self.showPhotoesViewModel loadData:^(BOOL success, id  _Nonnull res) {
			[_collectionView.collectionV.mj_footer endRefreshing];
			NSMutableArray *resArr = res;
			HDSectionModel *secModel = resArr.firstObject;
			if (success) {
				[secModel.sectionDataArr.rac_sequence.signal subscribeNext:^(HDCellModel * _Nullable cellModel) {
					if ([cellModel.orgData isKindOfClass:[ShowPhotoesModel class]]) {
						ShowPhotoesModel *showPhotoesModel = cellModel.orgData;
						[self.dataSourceArr addObject:showPhotoesModel.url];
					}
				}];
				[_collectionView hd_setAllDataArr:res];
			}else{
				//error
			}
		}];
	}];
	[_collectionView.collectionV.mj_header beginRefreshing];
	[_collectionView hd_setAllEventCallBack:^(id backModel, HDCallBackType type) {
		if (type == HDCellCallBack) {
			[weakS clickCell:backModel];
		}else if (type == HDSectionHeaderCallBack){
			[weakS clickHeader:backModel];
		}
	}];
}

- (void)clickCell:(HDCellModel*)cellM {
	NSLog(@"点击了%zd--%zd cell",cellM.indexP.section,cellM.indexP.item);
	IDMPhotoBrowser *brower = [[IDMPhotoBrowser alloc] initWithPhotoURLs:self.dataSourceArr animatedFromView:self.view];
	[brower setInitialPageIndex:cellM.indexP.item];
	[self.navigationController presentViewController:brower animated:YES completion:nil];
}

- (void)clickHeader:(HDSectionModel*)secM {
	NSLog(@"点击了段头");
}


#pragma mark - Lazy Load
- (HDCollectionView *)collectionView {
	if (!_collectionView) {
		_collectionView = [HDCollectionView hd_makeHDCollectionView:^(HDCollectionViewMaker *maker) {
			maker
			.hd_isNeedTopStop(YES)
			.hd_scrollDirection(UICollectionViewScrollDirectionVertical);
		}];
		_collectionView.backgroundColor = RQBackGroundColor;
	}
	return _collectionView;
}

- (ShowPhotoesViewModel *)showPhotoesViewModel {
	if (!_showPhotoesViewModel) {
		_showPhotoesViewModel = [[ShowPhotoesViewModel alloc] init];
	}
	return  _showPhotoesViewModel;
}

- (NSMutableArray *)dataSourceArr {
	if (!_dataSourceArr) {
		_dataSourceArr = @[].mutableCopy;
	}
	return _dataSourceArr;
}

@end