//
//  KBFindMainViewController.m
//  YouHuiProject
//
//  Created by xiaoxi on 2018/1/16.
//  Copyright © 2018年 kuxuan. All rights reserved.
//

#import "KBFindMainViewController.h"
#import "KBFindNavBarView.h"
#import "KBCollectionView.h"
#import "KBFindTopView.h"
#import "KBFindMiddleView.h"
#import "KBGoodCollectionCell.h"
#import "KBFindRequestViewModel.h"
#import "KBGoodDetailViewController.h"
#import "KBFindNavBarStaticView.h"
#import "KBGoodListViewController.h"
#import "KBFindChannelViewController.h"
#import "PYSearch.h"
#import "KBFindSearchResultViewController.h"
#import "KBFindBookWebViewController.h"

#define TopViewHeight ((self.hotSearchArr.count-1)/3+1)*FITSIZE(75)+(((self.hotSearchArr.count-1)/3)*FITSIZE(10))+FITSIZE(60)
#define MiddleViewHeight ((self.channelArr.count-1)/4+1)*FITSIZE(66)+(((self.channelArr.count-1)/4)*FITSIZE(26))+FITSIZE(70)

static NSString *const cellID = @"KBGoodCollectionCell";
static NSString *const collectionViewNavBar = @"navBar";
static NSString *const collectionViewTop = @"top";
static NSString *const collectionViewMiddle = @"middle";
static NSString *const collectionViewBottom = @"bottom";
static NSInteger page = 1;

@interface KBFindMainViewController () <YHFindNavBarViewDelegate,UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout,YHFindTopViewDelegate,YHFindMiddleViewDelegate,YHFindNavBarStaticViewDelegate,PYSearchViewControllerDelegate>
@property (nonatomic, strong) UICollectionView *collectionView;
@property (nonatomic, strong) NSMutableArray *guessYouLikeArr;
@property (nonatomic, strong) NSMutableArray *hotSearchArr;
@property (nonatomic, strong) NSMutableArray *channelArr;
@property (nonatomic, strong) KBFindNavBarStaticView *navBarStaticView;
@property (nonatomic, strong) KBFindNavBarView *navBarView;
@property (nonatomic, strong) YYFPSLabel *fpsLabel;
@property (nonatomic, strong) NSMutableArray *everyoneSearchArr;
@property (nonatomic, strong) NSNumber *couponTotalNum;
@end

@implementation KBFindMainViewController

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

- (void)viewDidLoad {
    [super viewDidLoad];
    
    [self initHUD];
    [self initNavBar];
    [self request];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(changedSexRequest) name:ChangeSex object:nil];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
}

- (void)initNavBar {
    self.navigationBar.hidden = YES;
    
    [self.view addSubview:self.navBarStaticView];
}

- (void)initSubviews {
    [self.view addSubview:self.collectionView];
    [self.collectionView reloadData];
    
    [self.view bringSubviewToFront:self.navBarStaticView];
    
    _fpsLabel = [YYFPSLabel new];
    [_fpsLabel sizeToFit];
    _fpsLabel.left = 0;
    _fpsLabel.bottom = kScreenHeight - TabbarHeight;
    _fpsLabel.alpha = 0;
//    [self.view addSubview:_fpsLabel];
}

#pragma mark - HUD

- (void)initHUD {
    [SVProgressHUD setDefaultStyle:SVProgressHUDStyleCustom];
    [SVProgressHUD setForegroundColor:[UIColor YHColorWithHex:0xff2420]];
    [SVProgressHUD setBackgroundColor:[UIColor YHColorWithHex:0xf5f4f4]];
}

#pragma mark - request

- (void)request {
    [SVProgressHUD show];
//    [self requestHotSearch];
    [self requestChannel];
    [self requestEveryoneSearch];
    [self requestCouponTotal];
}

- (void)changedSexRequest {
    [self.hotSearchArr removeAllObjects];
    [self.channelArr removeAllObjects];
    [self.everyoneSearchArr removeAllObjects];
    page = 1;
    [self request];
}

- (void)requestHotSearch {
    [KBFindRequestViewModel requestHotSearchSuccess:^(NSArray *array) {
        [self.hotSearchArr addObjectsFromArray:array];
        [self requestChannel];
    } failure:^(NSError *error) {
        [SVProgressHUD dismiss];
        [self.collectionView.mj_header endRefreshing];
    }];
}

- (void)requestChannel {
    [KBFindRequestViewModel requestChannelSuccess:^(NSArray *array) {
        [self.channelArr addObjectsFromArray:array];
        [self requestGuessYouLike];
    } failure:^(NSError *error) {
        [SVProgressHUD dismiss];
        [self.collectionView.mj_header endRefreshing];
    }];
}

- (void)requestGuessYouLike {
    [KBFindRequestViewModel requestGuessYouLikeParamPage:page success:^(NSArray *array) {
        if ([self.collectionView.mj_header isRefreshing]) {
            [self.guessYouLikeArr removeAllObjects];
        }
        
        [SVProgressHUD dismiss];
        [self.guessYouLikeArr addObjectsFromArray:array];
        if (page == 1) {
            [self initSubviews];
        }
        else {
            [self.collectionView reloadData];
        }
        [self.collectionView.mj_header endRefreshing];
        [self.collectionView.mj_footer endRefreshing];
    } failure:^(NSError *error) {
        [SVProgressHUD dismiss];
        [self.collectionView.mj_header endRefreshing];
        [self.collectionView.mj_footer endRefreshing];
    }];
}

- (void)requestEveryoneSearch {
    [KBFindRequestViewModel requestEveryoneSearchSuccess:^(NSArray *array) {
        if (array.count > 0) {
            for (NSDictionary *dict in array) {
                [self.everyoneSearchArr addObject:dict];
            }
        }
    } failure:^(NSError *error) {
        
    }];
}

- (void)requestCouponTotal {
    [KBFindRequestViewModel requestCouponTotalSuccess:^(NSNumber *num) {
        self.couponTotalNum = num;
    } failure:^(NSError *error) {
        
    }];
}

#pragma mark - navBarView

- (void)yh_FinNavBarViewClickHelp {
    KBFindBookWebViewController *bookVC = [[KBFindBookWebViewController alloc] init];
    [self.navigationController pushViewController:bookVC animated:YES];
}

- (void)yh_FindNavBarViewClickSearch {
    [self createSearchViewControllerWith:nil];
}

#pragma mark - navBarStaticView

- (void)yh_FindNavBarStaticViewClickSearch {
    [self createSearchViewControllerWith:nil];
}

#pragma mark - topView

- (void)yh_FindTopViewDidSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    KBFindHotSearchModel *model = self.hotSearchArr[indexPath.item];
    [self createSearchViewControllerWith:model.name];
}

#pragma mark - middleView

- (void)yh_FindMiddleViewDidSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    KBFindChannelModel *model = self.channelArr[indexPath.item];
    KBFindChannelViewController *child = [[KBFindChannelViewController alloc] init];
    child.model = model;
    [self.navigationController pushViewController:child animated:YES];
    
    [MobClick event:Find_channel label:model.name];
}

#pragma mark - search

- (void)createSearchViewControllerWith:(NSString *)text {
    PYSearchViewController *searchViewController = [PYSearchViewController searchViewControllerWithHotSearches:@[] searchBarPlaceholder:@"输入商品名或粘贴淘宝标题"];
    searchViewController.searchHistoryStyle = PYSearchHistoryStyleARCBorderTag;
    searchViewController.hotSearchStyle = PYHotSearchStyleARCBorderTag;
    searchViewController.searchTextField.font = [UIFont systemFontOfSize:13];
    searchViewController.delegate = self;
    searchViewController.searchBar.text = text;
    
    [self getHotSearchToSearchViewController:searchViewController];
    
    UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:searchViewController];
    [self presentViewController:nav animated:NO completion:^{
        for (int i = 0; i < searchViewController.hotSearchTags.count; i++) {
            UILabel *tag = searchViewController.hotSearchTags[i];
            NSDictionary *dic = self.everyoneSearchArr[i];
            if ([dic[@"color"] boolValue]) {
                tag.layer.borderColor = [UIColor homeRedColor].CGColor;
                tag.textColor = [UIColor homeRedColor];
            }
        }
    }];
    
    searchViewController.didSearchBlock = ^(PYSearchViewController *searchViewController, UISearchBar *searchBar, NSString *searchText) {
        [MobClick event:search_count label:Search_Normal];
        //处理搜索点击事件
        KBFindSearchResultViewController *resultVC = [[KBFindSearchResultViewController alloc] init];
        resultVC.searchBar = searchBar;
        resultVC.searchName = searchText;
        [nav pushViewController:resultVC animated:NO];
        
    };
}


/**
 加载热搜词汇
 */
- (void)getHotSearchToSearchViewController:(PYSearchViewController *)searchViewController {
    
    NSMutableArray *hotSearch = [NSMutableArray array];
    for (NSDictionary *dic in self.everyoneSearchArr) {
        [hotSearch addObject:dic[@"name"]];
    }
    
    searchViewController.hotSearches = hotSearch;
}



#pragma mark - PYSearchViewControllerDelegate

/**
 输入完成时触发
 */
- (void)searchViewController:(PYSearchViewController *)searchViewController searchTextDidChange:(UISearchBar *)seachBar searchText:(NSString *)searchText
{
    
    if (searchText.length) {
        [KBHttp get:SearchAdvice params:@{@"name":searchText} success:^(id json) {
            NSArray *list = json[@"data"];
            searchViewController.searchSuggestions = list;
        } failure:^(NSError *error) {
            
        }];
        
    }
}

/**
 点击建议
 */
- (void)searchViewController:(PYSearchViewController *)searchViewController
didSelectSearchSuggestionAtIndex:(NSInteger)index
                  searchText:(NSString *)searchText {
    KBFindSearchResultViewController *resultVC = [[KBFindSearchResultViewController alloc] init];
    resultVC.searchName = searchText;
    resultVC.searchBar = searchViewController.searchBar;
    [searchViewController.navigationController pushViewController:resultVC animated:NO];
}

/**
 点击热搜
 */
- (void)searchViewController:(PYSearchViewController *)searchViewController
   didSelectHotSearchAtIndex:(NSInteger)index
                  searchText:(NSString *)searchText {
    KBFindSearchResultViewController *resultVC = [[KBFindSearchResultViewController alloc] init];
    resultVC.searchName = searchText;
    resultVC.searchBar = searchViewController.searchBar;
    [searchViewController.navigationController pushViewController:resultVC animated:NO];
    [MobClick event:search_count label:Search_Hot_String];
}

/**
 点击历史
 */
- (void)searchViewController:(PYSearchViewController *)searchViewController
didSelectSearchHistoryAtIndex:(NSInteger)index
                  searchText:(NSString *)searchText {
    KBFindSearchResultViewController *resultVC = [[KBFindSearchResultViewController alloc] init];
    resultVC.searchName = searchText;
    resultVC.searchBar = searchViewController.searchBar;
    [searchViewController.navigationController pushViewController:resultVC animated:NO];
    [MobClick event:search_count label:Search_History_String];
}

#pragma mark - scrollView

- (void)scrollViewDidScroll:(UIScrollView *)scrollView {
    CGFloat offsetY = scrollView.contentOffset.y;
    CGFloat standard = FITSIZE(80);
//    if (offsetY >= standard) {
//        self.navBarView.hidden = YES;
//        self.navBarStaticView.hidden = NO;
//    }
//    else {
//        self.navBarView.hidden = NO;
//        self.navBarStaticView.hidden = YES;
//    }
    if (offsetY >= 0) {
        self.collectionView.backgroundView.backgroundColor = [UIColor clearColor];
        self.collectionView.backgroundColor = [UIColor clearColor];
    }
    else {
        self.collectionView.backgroundView.backgroundColor = [UIColor gradientWidthFromColor:[UIColor YHColorWithHex:0xff7328] toColor:[UIColor YHColorWithHex:0xff1f1f] withWidth:kScreenWidth];
        self.collectionView.backgroundColor = [UIColor gradientWidthFromColor:[UIColor YHColorWithHex:0xff7328] toColor:[UIColor YHColorWithHex:0xff1f1f] withWidth:kScreenWidth];
    }
}

- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView {
    if (_fpsLabel.alpha == 0) {
        [UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionBeginFromCurrentState animations:^{
            _fpsLabel.alpha = 1;
        } completion:NULL];
    }
}

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate {
    if (!decelerate) {
        if (_fpsLabel.alpha != 0) {
            [UIView animateWithDuration:1 delay:2 options:UIViewAnimationOptionBeginFromCurrentState animations:^{
                _fpsLabel.alpha = 0;
            } completion:NULL];
        }
    }
}

- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
    if (_fpsLabel.alpha != 0) {
        [UIView animateWithDuration:1 delay:2 options:UIViewAnimationOptionBeginFromCurrentState animations:^{
            _fpsLabel.alpha = 0;
        } completion:NULL];
    }
}

- (void)scrollViewDidScrollToTop:(UIScrollView *)scrollView {
    if (_fpsLabel.alpha == 0) {
        [UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionBeginFromCurrentState animations:^{
            _fpsLabel.alpha = 1;
        } completion:^(BOOL finished) {
        }];
    }
}

#pragma mark - collectionView

- (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {
    return 3;
}

- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    if (section == 2) {
        return self.guessYouLikeArr.count;
    }
    else {
        return 0;
    }
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    KBGoodCollectionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:cellID forIndexPath:indexPath];
    cell.backgroundColor = [UIColor whiteColor];
    cell.backgroundView.backgroundColor = [UIColor whiteColor];
    cell.contentView.backgroundColor = [UIColor whiteColor];
    if (self.guessYouLikeArr.count >= indexPath.item) {
        KBChildGoodModel *model = self.guessYouLikeArr[indexPath.item];
        cell.model = model;
    }
    
    return cell;
}

- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView viewForSupplementaryElementOfKind:(NSString *)kind atIndexPath:(NSIndexPath *)indexPath {
    UICollectionReusableView *view = nil;

    if (indexPath.section == 0) {
        KBFindMiddleView *middleView = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:collectionViewMiddle forIndexPath:indexPath];
        middleView.dataSource = self.channelArr;
        middleView.delegate = self;
        view = middleView;
        return view;
    }
    else if (indexPath.section == 1) {
        UICollectionReusableView *bottomView = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:collectionViewBottom forIndexPath:indexPath];
        bottomView.backgroundColor = [UIColor YHColorWithHex:0xf5f4f4];
        
        UIView *likeView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, FITSIZE(50))];
        likeView.backgroundColor = [UIColor clearColor];
        [bottomView addSubview:likeView];
        
        UIImageView *likeImageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, FITSIZE(95), FITSIZE(13))];
        likeImageView.center = likeView.center;
        likeImageView.backgroundColor = [UIColor clearColor];
        likeImageView.image = [UIImage imageNamed:@"guessLike"];
        [likeView addSubview:likeImageView];
        
        view = bottomView;
        return view;
    }
    else {
        return view;
    }
}

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout referenceSizeForHeaderInSection:(NSInteger)section {
//    if (section == 0) {
//        return CGSizeMake(kScreenWidth, FITSIZE(160));
//    }
//    else if (section == 1) {
//        return CGSizeMake(kScreenWidth, TopViewHeight);
//    }
    if (section == 0) {
        return CGSizeMake(kScreenWidth, MiddleViewHeight);
    }
    else if (section == 1) {
        return CGSizeMake(kScreenWidth, FITSIZE(50));
    }
    else {
        return CGSizeZero;
    }
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    KBChildGoodModel *model = self.guessYouLikeArr[indexPath.item];
    if ([model.type isEqualToString:@"0"]) {
        //详情
        KBGoodDetailViewController *detailVC = [[KBGoodDetailViewController alloc] init];
        DetailRequestModel *requestModel = [[DetailRequestModel alloc] initWithChildModel:model];
        detailVC.requestModel = requestModel;
        [self.navigationController pushViewController:detailVC animated:YES];
    }
    else {
        //专场
        KBGoodListViewController *listVC = [[KBGoodListViewController alloc] init];
        listVC.cate_id = model.goods_id;
        [self.navigationController pushViewController:listVC animated:YES];
    }
    
    [MobClick event:Find_youLike];
}

#pragma mark - lazy

- (UICollectionView *)collectionView {
    if (!_collectionView) {
        UICollectionViewFlowLayout *flowLayout = [[UICollectionViewFlowLayout alloc] init];
        flowLayout.scrollDirection = UICollectionViewScrollDirectionVertical;
        flowLayout.itemSize = CGSizeMake(FITSIZE(184.9), FITSIZE(287));
        flowLayout.minimumLineSpacing = FITSIZE(5);
        flowLayout.minimumInteritemSpacing = FITSIZE(5);
        
        _collectionView = [[KBCollectionView alloc] initWithFrame:CGRectMake(0, FITSIZE(80), kScreenWidth, kScreenHeight-TabbarHeight-FITSIZE(80)) collectionViewLayout:flowLayout];
        _collectionView.delegate = self;
        _collectionView.dataSource = self;

        [_collectionView registerClass:[KBGoodCollectionCell class] forCellWithReuseIdentifier:cellID];
        [_collectionView registerClass:[KBFindNavBarView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:collectionViewNavBar];
        [_collectionView registerClass:[KBFindTopView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:collectionViewTop];
        [_collectionView registerClass:[KBFindMiddleView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:collectionViewMiddle];
        [_collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:collectionViewBottom];
        if (@available(iOS 11.0, *)) {
            _collectionView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;
        }
        kWeak(self);
        MJRefreshNormalHeader *header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
            [selfWeak changedSexRequest];
        }];
        header.lastUpdatedTimeLabel.textColor = [UIColor whiteColor];
        header.stateLabel.textColor = [UIColor whiteColor];
        _collectionView.mj_header = header;
        _collectionView.mj_footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
            page ++;
            [selfWeak requestGuessYouLike];
        }];
    }
    return _collectionView;
}

- (NSMutableArray *)guessYouLikeArr {
    if (!_guessYouLikeArr) {
        _guessYouLikeArr = [NSMutableArray array];
    }
    return _guessYouLikeArr;
}

- (NSMutableArray *)hotSearchArr {
    if (!_hotSearchArr) {
        _hotSearchArr = [NSMutableArray array];
    }
    return _hotSearchArr;
}

- (NSMutableArray *)channelArr {
    if (!_channelArr) {
        _channelArr = [NSMutableArray array];
    }
    return _channelArr;
}

- (KBFindNavBarStaticView *)navBarStaticView {
    if (!_navBarStaticView) {
        _navBarStaticView = [[KBFindNavBarStaticView alloc] initWithFrame:CGRectMake(0, 0, kScreenWidth, FITSIZE(80))];
        _navBarStaticView.delegate = self;
//        _navBarStaticView.hidden = YES;
    }
    return _navBarStaticView;
}

- (NSMutableArray *)everyoneSearchArr {
    if (!_everyoneSearchArr) {
        _everyoneSearchArr = [NSMutableArray array];
    }
    return _everyoneSearchArr;
}

@end