//
//  SearchViewController.m
//  iShop
//
//  Created by Rui Zhang on 1/24/24.
//

#import "SearchViewController.h"
#import "RAUtils.h"
#import "RANetwork.h"

#import "CatalogCellSmall.h"
#import "const.h"
#import "FileCache.h"
#import "CatalogModelDetailViewController.h"

#define PAGE_ITEM 30


@interface SearchViewController ()
@property (nonatomic,strong) NSOperationQueue *dataOperationQueue;
@end

@implementation SearchViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    self.searchBar.backgroundImage = [UIImage new];
    // Do any additional setup after loading the view.
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/


- (NSOperationQueue *)dataOperationQueue {
    if (!_dataOperationQueue) {
        _dataOperationQueue = [[NSOperationQueue alloc] init];
        _dataOperationQueue.maxConcurrentOperationCount = 1;
    }
    return _dataOperationQueue;
}

-(void) operation_loadMore
{
    if (self.dataOperationQueue.operationCount > 1) {
        return;
    }
    dispatch_async(dispatch_get_main_queue(), ^{
        
        if(self.loadall)
        {
            if(self.showalert)
            {
                self.showalert=false;

                
                [RAUtils message_box:@"Loading items" message:@"All loaded" completion:nil];
            }
            return;
        }
        
        self.mum.hidden = false;
        [self.mum startAnimating];
        self.mum.center = self.view.center;
        
        self.isrefreshing=true;
        
        [RANetwork request_search:self.offset limit:PAGE_ITEM keywords:self.keywords matchfull:self.loadmore_matchfull completionHandler:^(NSMutableDictionary *result) {
            NSMutableDictionary* category_more=result;
            
            [self.mum stopAnimating];
            self.isrefreshing=false;
            if (self.dataOperationQueue.operationCount > 1) {
                return;
            }
            
            NSDictionary* more_items=[category_more objectForKey:@"items"];
            if([[category_more valueForKey:@"result"] intValue]==2)
            {
                //  self.category_data = category_data;
                NSMutableDictionary* items_json= [[self.category_data objectForKey:@"items"] mutableCopy];
                
                int count =[[more_items valueForKey:@"count"] intValue];
                for(int i=0;i<count;i++)
                {
                    
                    NSDictionary * item_json = [more_items objectForKey:[NSString stringWithFormat:@"item_%d",i]];
                    [items_json setObject:item_json forKey:[NSString stringWithFormat:@"item_%ld",i+self.offset]];
                    
                    
                }
                long newcount=[[[self.category_data objectForKey:@"items"] valueForKey:@"count"] intValue]+count;
                [items_json setValue: [NSString stringWithFormat:@"%ld",newcount] forKey:@"count"];
                [self.category_data setObject:items_json forKey:@"items"];
                self.offset+=count;
                if(count<PAGE_ITEM)
                {
                    self.loadall=true;
                    
                }
                //            NSDictionary * item_json = [self.category_data objectForKey:@"items"];
                
                
                
                
                //        DebugLog(@"%@",self.category_data);
                
                [self.collectionview reloadData];
                
            }
            else
            {
                [RAUtils message_box:@"Search" message:[category_more valueForKey:@"err_msg"] completion:nil];
            }
            self.isrefreshing=false;
            
            
        }];
        
        return;
        
        
    });
}

-(void) loadMore {
    __weak typeof(self) weakself = self;
    NSBlockOperation *operation = [NSBlockOperation blockOperationWithBlock:^{
        
        if (weakself) {
            __strong typeof(weakself) strongself = weakself;
            [strongself operation_loadMore];
        }
        
    }];
    
    [self.dataOperationQueue addOperation:operation];
}

-(void) operation_reload
{
    if (self.dataOperationQueue.operationCount > 1) {
        return;
    }

    dispatch_async(dispatch_get_main_queue(), ^{
        if(self.isrefreshing)
            return;
        self.showalert=true;
        self.isrefreshing=true;
        self.loadall = false;
        UIRefreshControl *reF = (UIRefreshControl *)[self.collectionview viewWithTag:200];
        
        [reF endRefreshing];
        
        reF.attributedTitle = [[NSAttributedString alloc]initWithString:@"Pull to refresh"];
        self.label_net_err.hidden=true;
        self.collectionview.hidden=true;
        self.mum.center = self.view.center;
        self.mum.hidden = false;
        [self.mum startAnimating];
        self.loadmore_matchfull = false;//self.switch_matchfull.isOn;
        [RANetwork request_search:0 limit:PAGE_ITEM keywords:self.keywords
                        matchfull:self.loadmore_matchfull completionHandler:^(NSMutableDictionary *result) {
            NSMutableDictionary* category_data=result;
            
            
            [self.mum stopAnimating];
            self.isrefreshing=false;
            if (self.dataOperationQueue.operationCount > 1) {
                return;
            }
            
            self.category_data = [category_data mutableCopy];
            [self.collectionview reloadData];
            
            if([[category_data valueForKey:@"result"] intValue]==2)
            {
                self.collectionview.hidden=false;
                NSDictionary * item_json = [self.category_data objectForKey:@"items"];
                self.offset =[[item_json valueForKey:@"count"] intValue];
                
                int total = [[self.category_data valueForKey:@"item_total_count"]intValue];
                
                
            }
            else if([[category_data valueForKey:@"result"] intValue]==RESULT_NET_ERROR)
            {
                self.collectionview.hidden=true;
                self.label_net_err.hidden=false;
            }
            else
            {

                
                [RAUtils message_box:@"Search" message:[category_data valueForKey:@"err_msg"] completion:nil];
            }
            
            self.isrefreshing=false;
            
            
        }];
        
        return;
        
        
    });
}

-(void) reload {
    __weak typeof(self) weakself = self;
    NSBlockOperation *operation = [NSBlockOperation blockOperationWithBlock:^{
        
        if (weakself) {
            __strong typeof(weakself) strongself = weakself;
            [strongself operation_reload];
        }
        
    }];
    
    [self.dataOperationQueue addOperation:operation];
}

- (IBAction)onChangeDisplay:(UIButton *)sender {
    UICollectionViewFlowLayout *flowLayout =(UICollectionViewFlowLayout*)[self.collectionview collectionViewLayout];
    
    flowLayout.scrollDirection= UICollectionViewScrollDirectionVertical;
    
    
    if(sender.tag==2&&self.categoryViewType != CATEGORY_VIEWTYPE_SMALL)
    {
        self.categoryViewType = CATEGORY_VIEWTYPE_SMALL;
        //  [self.collectionview.collectionViewLayout invalidateLayout];
        //        DebugLog(@"frame %f",self.collectionview.frame.size.height);
        //        DebugLog(@"offset %f",self.self.collectionview.contentOffset.y);
        //        DebugLog(@"content %f",self.collectionview.contentSize.height);
        //        float pos =self.collectionview.contentOffset.y/self.collectionview.contentSize.height;
        [self.collectionview reloadData];
        
        
        
        [self.btnDisplay setImage:[UIImage imageNamed:@"24_layout_list"] forState:UIControlStateNormal];
        
        
        sender.tag=4;
        
        //        CGPoint offset = self.collectionview.contentOffset;
        //        offset.y=pos*self.collectionview.contentSize.height;
        //        self.collectionview.contentOffset=offset;
        
    }
  
    else if(sender.tag==4&&self.categoryViewType != CATEGORY_VIEWTYPE_LIST)
    {
        self.categoryViewType = CATEGORY_VIEWTYPE_LIST;
        
        //        DebugLog(@"frame %f",self.collectionview.frame.size.height);
        //        DebugLog(@"offset %f",self.self.collectionview.contentOffset.y);
        //        DebugLog(@"content %f",self.collectionview.contentSize.height);
        
        //        float pos =self.collectionview.contentOffset.y/self.collectionview.contentSize.height;
        
        //        [self.collectionview reloadData];
        //   [self.collectionview.collectionViewLayout invalidateLayout];
        
        [self.collectionview reloadData];
        
        [self.btnDisplay setImage:[UIImage imageNamed:@"24_layout_grid"] forState:UIControlStateNormal];
        sender.tag=2;
        //        CGPoint offset = self.collectionview.contentOffset;
        //        offset.y=pos*self.collectionview.contentSize.height;
        //        self.collectionview.contentOffset=offset;
        //
        //        self.collectionview move
    }
 
    
    
    [self showCategory];
    
    
  
    
    
    
    
    // [self showCategory];
}


-(void) showCategory
{
    if(self.showDetail==false)
        return;
    //    UIInterfaceOrientation orientation =[UIApplication sharedApplication].statusBarOrientation;
    //    int width=175;
    //    // int height;
    //    if(orientation == UIDeviceOrientationLandscapeLeft ||orientation == UIDeviceOrientationLandscapeRight)
    //    {
    //        width = 370;
    //        //      height = 400;
    //    }
    //    else
    //    {
    //        //      height = 300;
    //        width = 175;
    //    }
    //
    
    CGRect frame = CGRectMake(0, 48, self.view.bounds.size.width
                              , self.view.bounds.size.height-48);
    
    [UIView animateWithDuration:0.5 animations:^{ self.collectionview.frame=frame;
    }];
    self.collectionview.autoresizingMask = self.collectionview.autoresizingMask | UIViewAutoresizingFlexibleWidth;
    
    self.showDetail = false;
//    self.cagegoryLabel.hidden = false;
    
}

#pragma mark - searchBar delegate;
- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar
{
    
    
    self.keywords=searchBar.text;
    self.offset = 0;
    //  [self.content_data removeAllObjects];
    [self reload];
    DebugLog(@"search");
    
    [self.view endEditing:true];
//    [self.searchBar.searchTextField endEditing:true];
}

- (void)searchBarTextDidBeginEditing:(UISearchBar *)searchBar
{
    self.maskView.hidden =false;
}

- (void)searchBarTextDidEndEditing:(UISearchBar *)searchBar
{
    self.maskView.hidden =true;
}
// - (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText
// {
// 
//     if(searchText.length == 0)
//        [self.view endEditing:true];
// 
// }
- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
    [[self view] endEditing:YES];
}


//- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar
//{
//
//}

#pragma mark -- UICollectionViewDataSource

-(NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section

{
    // 每个Section的item个数
    NSDictionary * item_json = [self.category_data objectForKey:@"items"];
    int count =[[item_json valueForKey:@"count"] intValue];
    return count;
    
}
-(NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView
{
    return 1;
}
-(UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath
{
//    NSString* value =[DefaultAppearance get_noneappearance_value:@"CategoryViewController" valuename:@"cell_border_color"];
//    
//    if(value==nil)
//        value=@"";
//    unsigned long color = strtoul([value UTF8String],0,16);
    
    
    if(self.categoryViewType == CATEGORY_VIEWTYPE_SMALL)
    {
        static NSString * CellIdentifier = @"CatalogCellSmall";
        CatalogCellSmall * cell = [collectionView dequeueReusableCellWithReuseIdentifier:CellIdentifier forIndexPath:indexPath];
        NSDictionary * item_json =[[self.category_data objectForKey:@"items" ] objectForKey:[NSString stringWithFormat:@"item_%ld",(long)indexPath.row]];
        
        NSString* description =[item_json valueForKey:@"description"];
        
        NSString* name =[item_json valueForKey:@"fash_name"];
        
//        bool wish_exist = [[item_json valueForKey:@"wish_exists"]boolValue];
//        bool cart_exists = [[item_json valueForKey:@"cart_exists"]boolValue];
        bool closeout = [[item_json valueForKey:@"is_closeout"]boolValue];
//        BOOL more_color = [[item_json valueForKey:@"more_color"] boolValue];
//        cell.mark_moreColor.hidden = !more_color;
//        if(wish_exist)
//            cell.mark_wish.hidden=false;
//        else
//            cell.mark_wish.hidden=true;
//        if(cart_exists)
//            cell.mark_order.hidden=false;
//        else
//            cell.mark_order.hidden=true;
//        if(closeout)
//            cell.mark_closeout.hidden=false;
//        else
//            cell.mark_closeout.hidden=true;
        //    NSString* old_price =[item_json valueForKey:@"old_price"];
        //    NSString* price =[item_json valueForKey:@"price"];
        
        
        
        if(closeout)
            cell.ic_closeout.hidden=false;
        else
            cell.ic_closeout.hidden=true;
        bool checked =[[item_json valueForKey:@"checked"] boolValue];
        
        
        
        if(!checked)
        {
            
//            cell.checkImageView.hidden = true;
            [cell setBackgroundColor:[UIColor whiteColor]/* UIColorFromRGB(0x996633)*/];
        }
        else
        {
//            cell.checkImageView.hidden = false;
            [cell setBackgroundColor: UIColorFromRGB(0x009966)];
        }
        
        
        cell.nameLabel.text = description;
        cell.modelNoLabel.text=name;
        
        
        
        //    cell.cellDescription.text = description;
        //    cell.oldPrice.text = old_price;
        //    cell.Price.text = price;
        
        
//        cell.layer.borderColor = UIColorFromRGB(color).CGColor;
        cell.layer.borderWidth = 0.4;
        cell.layer.cornerRadius=15;
        cell.layer.masksToBounds=true;
        
#ifdef BUILD_UWAVER
        
        cell.mark_wish.hidden = YES;
        cell.mark_order.hidden = YES;
        cell.mark_closeout.hidden = YES;
        cell.mark_moreColor.hidden = YES;
        
#endif
        
        return cell;
    }
  
    else
    {
        static NSString * CellIdentifier = @"CatalogCellList";
        CatalogCellSmall * cell = [collectionView dequeueReusableCellWithReuseIdentifier:CellIdentifier forIndexPath:indexPath];
        NSDictionary * item_json =[[self.category_data objectForKey:@"items" ] objectForKey:[NSString stringWithFormat:@"item_%ld",(long)indexPath.row]];
        NSString* description =[item_json valueForKey:@"description"];
        
        NSString* name =[item_json valueForKey:@"fash_name"];
        
        
//        bool wish_exist = [[item_json valueForKey:@"wish_exists"]boolValue];
//        bool cart_exists = [[item_json valueForKey:@"cart_exists"]boolValue];
        bool closeout = [[item_json valueForKey:@"is_closeout"]boolValue];
//        BOOL more_color = [[item_json valueForKey:@"more_color"] boolValue];
     
        
        
        if(closeout)
            cell.ic_closeout.hidden=false;
        else
            cell.ic_closeout.hidden=true;
        
        //    NSString* old_price =[item_json valueForKey:@"old_price"];
        //    NSString* price =[item_json valueForKey:@"price"];
        
        
        
//        bool checked =[[item_json valueForKey:@"checked"] boolValue];
        
        
        
    
        cell.nameLabel.text = description;
        cell.modelNoLabel.text=name;
        
        
        //    cell.cellDescription.text = description;
        //    cell.oldPrice.text = old_price;
        //    cell.Price.text = price;
        
//        cell.layer.borderColor = UIColorFromRGB(color).CGColor;
        cell.layer.borderWidth = 0.2;
        //cell.layer.cornerRadius=15;
        cell.layer.masksToBounds=true;
        
#ifdef BUILD_UWAVER
        
        cell.mark_wish.hidden = YES;
        cell.mark_order.hidden = YES;
        cell.mark_closeout.hidden = YES;
        cell.mark_moreColor.hidden = YES;
        
#endif
        
        return cell;
    }
}

- (void)collectionCell:(CatalogCellSmall *)cell setImageForIndexPath:(NSIndexPath *)indexPath {
    
    NSDictionary * item_json =[[self.category_data objectForKey:@"items" ] objectForKey:[NSString stringWithFormat:@"item_%ld",(long)indexPath.row]];
    NSString* img_url =[item_json valueForKey:@"img"];
    
    
    NSString *loading = @"loading_l";
    NSString *notFound = @"notfound_l";
    
    if (self.categoryViewType == CATEGORY_VIEWTYPE_LARGE) {
        
        loading = @"loading_l";
        notFound = @"notfound_l";
        img_url =[item_json valueForKey:@"img_big"]; // large 大图
        
    } else if (self.categoryViewType == CATEGORY_VIEWTYPE_SMALL) {
        
        loading = @"loading_s";
        notFound = @"notfound_s";
        img_url =[item_json valueForKey:@"img"]; // large 大图
        
    }
    NSString* file_name=[img_url lastPathComponent];
    if (![cell.imageName isEqualToString:img_url]) {
        cell.imageName = img_url;
        cell.cellImageView.image = [UIImage imageNamed:loading];
        NSData* img_data=[FileCache load_cached_img:file_name loadFrom:img_url];
        if(img_data!=nil)
        {
            
            UIImage * img =[UIImage imageWithData:img_data];
            cell.cellImageView.image = img;
        }
        else
        {
            DebugLog(@"load image");
            dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
                
                NSData*  downloadimg_data = [NSData dataWithContentsOfURL:[NSURL URLWithString:img_url]];
                
                dispatch_async(dispatch_get_main_queue(), ^{
                    
                    
                    
                    if(downloadimg_data!=nil)
                    {
                        
                        [FileCache cache_img:downloadimg_data filename:file_name saveTo:img_url];
                        
                        UIImage * img =[UIImage imageWithData:downloadimg_data];
                        cell.cellImageView.image = img;
                    }
                    else
                        cell.cellImageView.image = [UIImage imageNamed:notFound];
                    
                });
            });
            
            
        }
    }
    
}

- (void)collectionView:(UICollectionView *)collectionView willDisplayCell:(UICollectionViewCell *)cell forItemAtIndexPath:(NSIndexPath *)indexPath {
    
    CatalogCellSmall * son_cell = (CatalogCellSmall *)cell;
    son_cell.imageName = nil;
    [self collectionCell:son_cell setImageForIndexPath:indexPath];
}

- (void)collectionView:(UICollectionView *)collectionView didEndDisplayingCell:(UICollectionViewCell *)cell forItemAtIndexPath:(NSIndexPath *)indexPath {
    
    CatalogCellSmall * son_cell = (CatalogCellSmall *)cell;
    
    NSString *loading = @"loading_l";
    
    if (self.categoryViewType == CATEGORY_VIEWTYPE_LARGE) {
        
        loading = @"loading_l";
        
    } else if (self.categoryViewType == CATEGORY_VIEWTYPE_SMALL) {
        
        loading = @"loading_s";
        
    }
    
    son_cell.cellImageView.image = [UIImage imageNamed:loading];
}



#pragma mark --UICollectionViewDelegateFlowLayout



////定义每个UICollectionView 的大小
//- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
//{
//    return CGSizeMake(96, 100);
//}
//定义每个UICollectionView 的 margin

- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath
{
    
    if(self.categoryViewType ==CATEGORY_VIEWTYPE_LIST)
        return CGSizeMake(self.view.frame.size.width, 80);
    return CGSizeMake((self.view.frame.size.width-30)/2, 251);

    



    
}
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section
{
    if(self.categoryViewType ==CATEGORY_VIEWTYPE_LIST)
        return 0;
    return 10;
}
-(UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section
{
    if(self.showDetail)
        return UIEdgeInsetsMake(10, 5, 10, 5);


    if(self.categoryViewType ==CATEGORY_VIEWTYPE_LARGE)
        return UIEdgeInsetsMake(10, 10, 10, 10);
    else if(self.categoryViewType ==CATEGORY_VIEWTYPE_LIST)
        return UIEdgeInsetsMake(10, 0, 10, 0);
    return UIEdgeInsetsMake(10, 10, 10, 10);


    
    
    return UIEdgeInsetsMake(10, 10, 10, 10);
}
#pragma mark --UICollectionViewDelegate

-(void) showDetailat:(NSString*) item_id category_id:(NSString*) category_id name:(NSString *)name index:(long)index
{
    
    
    CatalogModelDetailViewController* dvc = [[UIStoryboard storyboardWithName:@"Main" bundle:nil] instantiateViewControllerWithIdentifier:@"CatalogModelDetailViewController" ];

    
    dvc.OnBack=^(bool add_cart,bool add_wish,bool update_data)
    {
        
        
        NSMutableDictionary* items =[[self.category_data objectForKey:@"items"] mutableCopy];
        
        NSMutableDictionary* item = [[items objectForKey:[NSString stringWithFormat:@"item_%ld",index]] mutableCopy];
        if(add_cart)
            item[@"cart_exists"]=@"true";
        if(add_wish)
            item[@"wish_exists"]=@"true";
        items[[NSString stringWithFormat:@"item_%ld",index]] = item;
        self.category_data[@"items"]=items;

        [self.collectionview reloadData];
    };

    dvc.product_id = item_id;
    dvc.category_id=category_id;
    dvc.ispush = true;
    dvc.model_name = name;
    
    [dvc reload];
    [self.navigationController pushViewController:dvc animated:true];
    return;
  
    
    
}

//UICollectionView被选中时调用的方法
-(void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
{
    NSMutableDictionary* items =[[self.category_data objectForKey:@"items"] mutableCopy];
    
    NSMutableDictionary* item = [[items objectForKey:[NSString stringWithFormat:@"item_%ld",(long)indexPath.row]] mutableCopy];
    
//    if(self.isSelectionMode)
//    {
//        bool checked =[[item valueForKey:@"checked"] boolValue];
//        
//        CategoryCellNPD *currentSelecteCell = (CategoryCellNPD *)[self.collectionview cellForItemAtIndexPath:indexPath];
//        
//        
//        if(checked)
//        {
//            self.select_count--;
//            if(self.select_count==0)
//            {
//                //                self.addWishBtn.enabled = false;
//                //                self.addCartBtn.enabled = false;
//                //                self.addPortfolioBtn.enabled=false;
//            }
//            [item setValue:@"false" forKey:@"checked"];
//            
//            currentSelecteCell.checkImageView.hidden = true;
//            if(self.categoryViewType != CATEGORY_VIEWTYPE_LIST)
//                [currentSelecteCell setBackgroundColor: [UIColor whiteColor]];
//            else
//                [currentSelecteCell setBackgroundColor:  [UIColor whiteColor]];
//        }
//        else
//        {
//            self.select_count++;
//            //            self.addWishBtn.enabled = true;
//            //            self.addCartBtn.enabled = true;
//            //            self.addPortfolioBtn.enabled=true;
//            [item setValue:@"true" forKey:@"checked"];
//            currentSelecteCell.checkImageView.hidden = false;
//            [currentSelecteCell setBackgroundColor: UIColorFromRGB(0x009966)];
//        }
//        [items setObject:item forKey:[NSString stringWithFormat:@"item_%ld",(long)indexPath.row]];
//        [self.category_data setObject:items forKey:@"items"];
//        
//        
//    }
//    else
    {
        NSString* detail_id = [NSString stringWithFormat:@"%@",[item valueForKey:@"product_id"]];
        
        [self showDetailat:detail_id category_id:nil name:[item objectForKey:@"fash_name"] index:indexPath.row];
    }
    
}

@end