duoshoubang/FirstLink/Compoments/个人模块/我的收藏/Controller/CollectViewC...

//
//  PindanCollectionController.m
//  FirstLink
//
//  Created by Lemon on 15/4/28.
//  Copyright (c) 2015年 FirstLink. All rights reserved.
//

#import "CollectViewController.h"
#import "PindanDetailController.h"
#import "FKProDetailController.h"
#import "FKVipCollectionCell.h"

#import "FKCollectRequest.h"
#import "FKCollectReform.h"
#import "CollectViewModel.h"

#import "FLImageHelper.h"

static NSString *const PindanCollectionCellIdentifier = @"PindanCollectionCellIdentifier";

@interface CollectViewController ()
<UICollectionViewDataSource, UICollectionViewDelegateFlowLayout, UIGestureRecognizerDelegate, FLNetworkDelegate>

@property (nonatomic, strong) UICollectionView  *collectionView;
@property (nonatomic, strong) CollectViewModel *viewModel;

@end

@implementation CollectViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.navigationItem.title = @"我的收藏";
    
    [self configCollectionView];
    [self addAllSubViews];
}

#pragma mark - Life Cyclelife

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    
    [[self navigationController] setNavigationBarHidden:NO animated:YES];
    
    [self.collectionView reloadData];
    
    [self.hudView show:YES];
    [self refreshPindanPostRequest:REQUEST_LIST
                          startRow:0
                          pageSize:MAX(PAGE_RECORD_COUNT, (int)[self.viewModel numberOfRows])];
}

- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
}

#pragma mark - Request Data

- (void)refreshControl:(FKRefreshControl *)refreshControl didEngageRefreshDirection:(RefreshDirection)direction {
//    [self.hudView show:YES];
    if (direction == RefreshDirectionTop) {
        self.refreshControl.bottomEnabled = YES;
        [self refreshPindanPostRequest:REQUEST_LIST startRow:0 pageSize:PAGE_RECORD_COUNT];
    } else if (direction == RefreshDirectionBottom) {
        [self refreshPindanPostRequest:REQUEST_NEXT_PAGE
                              startRow:(int)[self.viewModel numberOfRows]
                              pageSize:PAGE_RECORD_COUNT];
    }
}

- (void)refreshPindanPostRequest:(int)identify
                        startRow:(int)startRow
                        pageSize:(int)pageSize {
    [FKCollectRequest requestItems:identify
                          startRow:[NSString stringWithFormat:@"%d", startRow]
                          pageSize:[NSString stringWithFormat:@"%d", pageSize]
                         deleagate:self];
}

- (void)networkDidSuccessResponse:(NSDictionary *)response identify:(int)identify header:(MSGHeader *)header {
    [self.hudView hide:YES];
    [self finishLoadingData];
    
    if ([header.code intValue] == RESPONSE_MSG_NORMAL) {
        if (identify == REQUEST_LIST) {
            self.viewModel = [FKCollectReform parseCollectViewModel:response];
        }
        if (identify == REQUEST_NEXT_PAGE) {
            NSArray *items = [FKCollectReform parseCollectViewModel:response].itemsArray;
            [self.viewModel.itemsArray addObjectsFromArray:items];
            
            if (items.count == 0) {
                self.refreshControl.bottomEnabled = FALSE;
            }
        }
        if ([self.viewModel numberOfRows] == 0) {
            [self showStatusTipInView:self.view image:[UIImage imageNamed:@"StatusNoCollectIcon"] title:@"没有发现商品哦"];
        } else {
            [self.statusView removeFromSuperview];
        }

        [self.collectionView reloadData];
    }
}

- (void)networkDidReceiveError:(NSError *)error identify:(int)identify header:(MSGHeader *)header {
    [self.hudView hide:YES];
    [self finishLoadingData];
    [FLProgressHUDHelper showText:header.msg inView:self.view];
}

#pragma mark - UITableView Delegate & DataSource

- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 1;
}

- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section{
    return [self.viewModel numberOfRows];
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{
    FKVipCollectionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([FKVipCollectionCell class])
                                                                          forIndexPath:indexPath];
    
    CollectItem *item = [self.viewModel itemAtIndexPath:indexPath];
    if (item) {
        [cell.imageView setImageWithURL:item.photoURL cdnWidth:(UISCREENWIDTH - 30)/2];
        cell.titleLabel.text = item.title;
        cell.priceLabel.text = [FLStringHelper convertFenToYuan:item.price];
//        cell.cutPrice = [FLStringHelper convertFenStringToYuanValue:item.referPrice];
        cell.sourceLabel.text = item.source;
        cell.contentView.layer.borderWidth = 0.0f;
        
        cell.statusImageView.hidden = YES;
        if ([item.operatnStatus isEqualToString:@"0"]) {
            cell.statusImageView.hidden = NO;
            cell.statusImageView.image = [UIImage imageNamed:@"ProductInvalidIcon"];
        } else if ([item.status isEqualToString:@"2"]) {
            cell.statusImageView.hidden = NO;
            cell.statusImageView.image = [UIImage imageNamed:@"SoldOutIcon"];
        }
    }
    return cell;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    CollectItem *item = [self.viewModel itemAtIndexPath:indexPath];
    if (item) {
        UIViewController *controller;
        if ([item.type isEqualToString:FK_PRODUCT_TYPE_VALUE] && item.itemID.length > 0) {
            controller = [[FKProDetailController alloc]initWithProductID:item.itemID];
        } else {
            if (item.userID.length > 0 && item.itemID.length > 0) {
                PindanDetailController *pindanController = [[PindanDetailController alloc] initWithUserID:item.userID
                                                                                                   postID:item.itemID];
                controller = pindanController;
            }
        }
        controller.hidesBottomBarWhenPushed = YES;
        [self.navigationController pushViewController:controller animated:YES];
    }
}

#pragma mark - Method

- (void)configCollectionView {
    [self initRefreshControlWithTableView:(UITableView *)self.collectionView];
}

- (void)addAllSubViews{
    [self.view addSubview:self.collectionView];
    [self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.edges.insets(UIEdgeInsetsZero);
    }];
}

#pragma mark - Property

- (UICollectionView *)collectionView {
    if (_collectionView == nil) {
        CGFloat imgH = (UISCREENWIDTH - 30) / 2;
        
        UICollectionViewFlowLayout *flow = [[UICollectionViewFlowLayout alloc] init];
        flow.headerReferenceSize = CGSizeMake(CGRectGetWidth([UIScreen mainScreen].bounds), CGFLOAT_MIN);
        flow.minimumLineSpacing = 10;
        flow.minimumInteritemSpacing = 10;
        flow.itemSize = CGSizeMake((UISCREENWIDTH - 30)/2, imgH + 100);
        flow.sectionInset = UIEdgeInsetsMake(15, 10, 20, 10);
        
        _collectionView = [[UICollectionView alloc]initWithFrame:CGRectZero collectionViewLayout:flow];
        _collectionView.dataSource = self;
        _collectionView.delegate = self;
        _collectionView.allowsMultipleSelection = NO;
        _collectionView.backgroundColor = UIColorFromRGB(0xf4f4f4);
        _collectionView.alwaysBounceVertical = YES;
        
        [_collectionView registerClass:[FKVipCollectionCell class] forCellWithReuseIdentifier:NSStringFromClass([FKVipCollectionCell class])];
        
        if (@available(iOS 11.0, *)) {
            _collectionView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
        }
    }
    return _collectionView;
}


@end