yinmeng-ios/xplan-ios/Base/UI/ShareView/XPShareView.m

//
//  XCShareView.m
//  XCRoomMoudle
//
//  Created by KevinWang on 2018/9/2.
//  Copyright © 2018年 YiZhuan. All rights reserved.
//

#import "XPShareView.h"
///Third
#import <Masonry/Masonry.h>
#import <ShareSDK/ShareSDK.h>
#import <ShareSDKExtension/ShareSDK+Extension.h>
///Tool
#import "XPMacro.h"
#import "ThemeColor.h"
///View
#import "XPShareItemCell.h"

@interface XPShareView()<UICollectionViewDataSource,UICollectionViewDelegate>
///取消
@property (nonatomic, strong) UIButton *cancleButton;
///列表
@property (nonatomic, strong) UICollectionView *collectionView;
///数据源
@property (nonatomic, strong) NSArray<XPShareItem *> *items;
///item的大小
@property (nonatomic,assign) CGSize itemSize;
///分享的内容
@property (nonatomic,strong) XPShareInfoModel *shareInfo;
@end

@implementation XPShareView

#pragma mark - Life Style
- (instancetype)initWithItems:(NSArray<XPShareItem *> *)items itemSize:(CGSize)itemSize shareInfo:(XPShareInfoModel *)shareInfo {
	if (self = [super init]) {
		self.items = items;
		self.itemSize =itemSize;
		self.shareInfo = shareInfo;
		[self initSubViews];
		[self initSubViewConstraints];
	}
	return self;
}

#pragma mark - Private Method
- (void)initSubViews {
	[self addSubview:self.collectionView];
	[self addSubview:self.cancleButton];
}

- (void)initSubViewConstraints {
	
	CGFloat collectionWidth = KScreenWidth - 15 * 2;
	///一行有几个
	int numberLine = collectionWidth / self.itemSize.width;
	int page = self.items.count  % numberLine > 0 ? (int)self.items.count / numberLine + 1 : (int)self.items.count / numberLine;
	CGFloat collectionHeight = page * self.itemSize.height + 20 + (page-1) * 10  + 10;
	[self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
		make.top.mas_equalTo(self);
		make.height.mas_equalTo(collectionHeight);
		make.left.right.mas_equalTo(self).inset(15);
	}];
	
	[self.cancleButton mas_makeConstraints:^(MASConstraintMaker *make) {
		make.height.mas_equalTo(45);
		make.left.right.mas_equalTo(self.collectionView);
		make.top.mas_equalTo(self.collectionView.mas_bottom).offset(15);
	}];
	
	[self mas_makeConstraints:^(MASConstraintMaker *make) {
		make.width.mas_equalTo(KScreenWidth);
		make.bottom.mas_equalTo(self.cancleButton.mas_bottom).offset(30);
	}];
}


- (BOOL)isInstallClient:(SSDKPlatformType)platform {
	return [ShareSDK isClientInstalled:platform];
}

- (SSDKPlatformType)getSharePlatformType:(XPShareItemTag)itemTag {
	SSDKPlatformType type;
	switch (itemTag) {
		case XPShareItemTagQQ:
			type = SSDKPlatformTypeQQ;
			break;
		case XPShareItemTagQQZone:
			type = SSDKPlatformSubTypeQZone;
			break;
		case XPShareItemTagWeChat:
			type = SSDKPlatformTypeWechat;
			break;
		case XPShareItemTagMoments:
			type = SSDKPlatformSubTypeWechatTimeline;
			break;
			
		default:
			type = SSDKPlatformTypeUnknown;
			break;
	}
	return type;
}

#pragma mark - UICollectionViewDelegate
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section{
    return self.items.count;
}
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{
    XPShareItemCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([XPShareItemCell class]) forIndexPath:indexPath];
	XPShareItem * item = [self.items objectAtIndex:indexPath.item];
	item.disable = [self isInstallClient:[self getSharePlatformType:item.type]];
	cell.shareItem = item;
    return cell;
}
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
	[collectionView deselectItemAtIndexPath:indexPath animated:YES];
	XPShareItem * item = [self.items objectAtIndex:indexPath.item];
	NSMutableDictionary *shareParams = [NSMutableDictionary dictionary];
	NSString * title = [self.shareInfo shareTitle].length > 0 ? self.shareInfo.shareTitle : @"";
	NSString * content = self.shareInfo.shareContent.length > 0 ? self.shareInfo.shareContent : @"";
	NSString * urlString  = self.shareInfo.shareUrl.length > 0 ?self.shareInfo.shareUrl : @"";
	NSString * imageURL = self.shareInfo.shareImageUrl.length > 0 ? self.shareInfo.shareImageUrl : @"";
	NSString *encodedUrl = [urlString stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];
	[shareParams SSDKSetupShareParamsByText:content
									 images:@[imageURL]
										url:[NSURL URLWithString:encodedUrl]
									  title:title
									   type:SSDKContentTypeAuto];
	[ShareSDK share:[self getSharePlatformType:item.type] parameters:shareParams onStateChanged:^(SSDKResponseState state, NSDictionary *userData, SSDKContentEntity *contentEntity, NSError *error) {
		switch (state) {
			case SSDKResponseStateSuccess:
			{
				if (self.delegate && [self.delegate respondsToSelector:@selector(shareViewDidSuccess:)]) {
					[self.delegate shareViewDidSuccess:self];
				}
			}
				break;
			case SSDKResponseStateFail:
			{
				if (self.delegate && [self.delegate respondsToSelector:@selector(shareView:shareFail:)]) {
					[self.delegate shareView:self shareFail:@"分享失败"];
				}
			}
				break;
			case SSDKResponseStateCancel:
			{
				if (self.delegate && [self.delegate respondsToSelector:@selector(shareView:shareFail:)]) {
					[self.delegate shareView:self shareFail:@"取消分享"];
				}
			}
				break;
			default:
				break;
		}
	}];
}

#pragma mark - Event Response
- (void)cancleButtonDidClck:(UIButton *)button{
    if (self.delegate && [self.delegate respondsToSelector:@selector(shareViewDidSuccess:)]) {
        [self.delegate shareViewDidSuccess:self];
    }
}

#pragma mark - Getters And Setters
- (UICollectionView *)collectionView{
    if (!_collectionView) {
        UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
        layout.itemSize = self.itemSize;
        layout.minimumInteritemSpacing = 0;
		layout.minimumLineSpacing = 10;
		layout.sectionInset = UIEdgeInsetsMake(20, 0, 10, 0);
        _collectionView = [[UICollectionView alloc] initWithFrame:CGRectZero collectionViewLayout:layout];
        _collectionView.backgroundColor = [UIColor whiteColor];
        _collectionView.dataSource = self;
        _collectionView.delegate = self;
		_collectionView.layer.masksToBounds = YES;
		_collectionView.layer.cornerRadius = 15;
		[_collectionView registerClass:[XPShareItemCell class] forCellWithReuseIdentifier:NSStringFromClass([XPShareItemCell class])];
    }
    return _collectionView;
}

- (UIButton *)cancleButton{
    if (!_cancleButton) {
        _cancleButton = [[UIButton alloc] init];
        [_cancleButton setBackgroundColor:[UIColor whiteColor]];
        [_cancleButton setTitle:@"取消" forState:UIControlStateNormal];
        _cancleButton.titleLabel.font = [UIFont fontWithName:@"PingFang-SC-Medium" size:15];
		_cancleButton.layer.masksToBounds = YES;
		_cancleButton.layer.cornerRadius = 45/2;
        [_cancleButton setTitleColor:[ThemeColor textThirdColor] forState:UIControlStateNormal];
        [_cancleButton addTarget:self action:@selector(cancleButtonDidClck:) forControlEvents:UIControlEventTouchUpInside];
    }
    return _cancleButton;
}

@end