erpsuiteios/RedAnt ERP Mobile/HMLG Scan Order/ScanSearchViewController.m

//
//  ScanSearchViewController.m
//  HMLG Scan Order
//
//  Created by Rui Zhang on 3/30/22.
//  Copyright © 2022 United Software Applications, Inc. All rights reserved.
//

#import "ScanSearchViewController.h"
#import "ScanListCell.h"
#import "RASingleton.h"
#import "RADataProvider.h"


#define PAGE_ITEM 20

@interface ScanSearchViewController ()



//@property (nonatomic,assign) UIInterfaceOrientation toOrientation;///<屏幕将要旋转到的方向

@property (nonatomic,strong) NSOperationQueue *dataOperationQueue;


@end


@implementation ScanSearchViewController



- (NSOperationQueue *)dataOperationQueue {
    if (!_dataOperationQueue) {
        _dataOperationQueue = [[NSOperationQueue alloc] init];
        _dataOperationQueue.maxConcurrentOperationCount = 1;
    }
    return _dataOperationQueue;
}
#ifndef RA_NOTIFICATION
-(void) reload_container_getdata:(bool)update_data
{
    if(self.disable_refresh)
        return;
    [super reload_container_getdata:update_data];
    if(update_data)
    {
        self.offset = 0;
        //  [self.content_data removeAllObjects];
        [self reload];
    }
    else
    {
        [self.tableview reloadData];
    }
    return;
    
    //    if(!self.showDetail)
    //        return;
    //    NSArray* a= self.childViewControllers;
    //
    //    for (int i=0;i<a.count;i++)
    //    {
    //        if([a[i] isKindOfClass:[DetailViewController class]])
    //        {
    //            DetailViewController *detailvc=a[i];
    //            [detailvc reload];
    //        }
    //    }
}
#endif
- (void)viewDidLoad {
    [super viewDidLoad];
    
    self.modellist = [NSMutableArray new];
    // Do any additional setup after loading the view.
    //添加四个边阴影
    
//    self.headerView.layer.shadowColor = [UIColor grayColor].CGColor;
//    self.headerView.layer.shadowOffset = CGSizeMake(0, 0);
//    self.headerView.layer.shadowOpacity = 0.5;
//    self.headerView.layer.shadowRadius = 2.0;
    
    
    //添加两个边阴影
    self.tableview.layer.masksToBounds = false;
    self.tableview.layer.shadowPath =[UIBezierPath bezierPathWithRect:self.tableview.bounds].CGPath;
    self.tableview.layer.shadowColor = [UIColor grayColor].CGColor;
    self.tableview.layer.shadowOffset = CGSizeMake(0, 0);
    self.tableview.layer.shadowOpacity = 0.5;
    self.tableview.layer.shadowRadius = 2.0;
    
    
    
    
    //刷新
    UIRefreshControl *ref = [[UIRefreshControl alloc]init];
    ref.tag = 201 ;
    ref.attributedTitle = [[NSAttributedString alloc]initWithString:@"Pull to refresh"];
    ref.tintColor = [UIColor colorWithRed:0.10 green:0.68 blue:0.94 alpha:0.7];
    //    ref.hidden = true;
    [ref addTarget:self action:@selector(manually_refresh) forControlEvents:UIControlEventValueChanged];
    [self.tableview addSubview:ref];
    self.tableview.alwaysBounceVertical = YES;
}
-(void)manually_refresh
{
    UIRefreshControl *reF = (UIRefreshControl *)[self.view viewWithTag:201];
    if(self.isrefreshing)
    {
        [reF endRefreshing];
        return;
    }
    reF.attributedTitle = [[NSAttributedString alloc]initWithString:@"Refreshing"];
    if ([self respondsToSelector:@selector(reload)])
        [self performSelector:@selector(reload) withObject:nil afterDelay:1];
    
}

-(void)viewWillLayoutSubviews
{
    //    if(self.showDetail==true)
    //    {
    //        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, 64, width, self.view.bounds.size.height-64);
    //
    //        self.collectionview.frame=frame;
    //
    //
    //
    //        CGRect framedetail = CGRectMake(width,64 ,self.view.bounds.size.width-width,self.view.bounds.size.height-64);
    //        self.detailView.frame = framedetail;
    //    }
    
    
    self.headerView.layer.shadowPath =[UIBezierPath bezierPathWithRect:self.headerView.bounds].CGPath;
    
    self.tableview.layer.shadowPath =[UIBezierPath bezierPathWithRect:self.tableview.bounds].CGPath;
}
/*
#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.
}
*/


- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    

    if( self.modellist.count==0)
        return 0;
    return self.modellist.count+1;
    

}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    if(indexPath.row==self.modellist.count)
        return 44;
    else
        return 136.0f;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    
    
    if(indexPath.row==self.modellist.count)
    {
        UITableViewCell *moreCell=[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"mores"];
        UILabel *moreDataLabel=[[UILabel alloc] init];
        
        moreDataLabel.tag=200;
        moreDataLabel.text=self.load_more_hint;
        [moreDataLabel setFont:[UIFont systemFontOfSize:14.0f]];
        [moreDataLabel setTextAlignment:NSTextAlignmentCenter];
        moreDataLabel.frame=CGRectMake(0, 10, self.tableview.bounds.size.width, 20);
        [moreDataLabel setBackgroundColor:[UIColor clearColor]];
        moreDataLabel.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin;
        //        [moreDataLabel addTarget:self action:@selector(changeCell) forControlEvents:UIControlEventValueChanged];
        
        [moreCell.contentView addSubview:moreDataLabel];
        if([self.load_more_hint isEqualToString:@"Load more..."])
            [self performSelector:@selector(loadMore) withObject:nil afterDelay:1];
        //        DebugLog(@"更多...");
        moreCell.backgroundColor = [UIColor whiteColor];
        return moreCell;
    }
    else
    {
    ScanListCell *cell = [tableView dequeueReusableCellWithIdentifier:@"ScanListCell"];
    if (!cell) {
        cell = [[ScanListCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"ScanListCell"];
    }

    NSMutableArray* arr = self.modellist;
    
    [cell setModelJson:arr[indexPath.row]];
   
    
    return cell;
    }
}

-(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_loadMore
{
    if (self.dataOperationQueue.operationCount > 1) {
        return;
    }
    dispatch_async(dispatch_get_main_queue(), ^{
        
//        if(self.loadall)
//        {
////            if(self.showalert)
//            {
////                self.showalert=false;
//                [RAUtils message_alert:@"All loaded" title:@"Loading items" controller:self] ;
//            }
//            return;
//        }
//
//        self.mum.hidden = false;
//        [self.mum startAnimating];
//        self.mum.center = self.view.center;
        
        self.isrefreshing=true;
        
        [RADataProvider request_scansearch:self.offset limit:PAGE_ITEM keywords:self.keywords 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= [[category_more objectForKey:@"items"] mutableCopy];
                
                int count =[[category_more valueForKey:@"count"] intValue];
                

                for(int i=0;i<count;i++)
                {
                    
                    NSMutableDictionary* item = [category_more[[NSString stringWithFormat:@"item_%d",i]] mutableCopy];
                    [self.modellist addObject:item];
                    
                }
//                long newcount=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)
                    {
                        
                        //                    int i =self.btnrefresh.state;
                        self.load_more_hint=@"All loaded";
                        //                    self.btnrefresh.titleLabel.text =NSLocalizedString(@"no_more", nil);
                        //                    [self.btnrefresh setTitle:@"No more" forState:UIControlStateNormal];
                    }
                    else
                    {
                        self.load_more_hint=@"Load more...";
                        //                    self.btnrefresh.enabled = true;
                        //                    self.btnrefresh.titleLabel.text =NSLocalizedString(@"load_more",nil);
                        //                    [self.btnrefresh setTitle:@"Load more" forState:UIControlStateNormal];
                    }
                //            NSDictionary * item_json = [self.category_data objectForKey:@"items"];
                
                
                
                
                //        DebugLog(@"%@",self.category_data);
                
                [self.tableview reloadData];
                
            }
            else
            {
                [RAUtils message_alert:[category_more valueForKey:@"err_msg"] title:@"Search" controller:self] ;
            }
            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];
}


-(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.tableview viewWithTag:201];
        
        [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 = self.switch_matchfull.isOn;
        [RADataProvider request_scansearch:0 limit:PAGE_ITEM keywords:self.keywords 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 = [category_data objectForKey:@"items"];
                
                
                int c=[[category_data valueForKey:@"count"] intValue];
                self.offset = c;
                for (int i=0;i<c;i++)
                {
                    NSMutableDictionary* item = [category_data[[NSString stringWithFormat:@"item_%d",i]] mutableCopy];
                    [self.modellist addObject:item];
                }
                
                
                
                    if(c<PAGE_ITEM)
                    {
                        
                        //                    int i =self.btnrefresh.state;
                        self.load_more_hint=@"All loaded";
                        //                    self.btnrefresh.titleLabel.text =NSLocalizedString(@"no_more", nil);
                        //                    [self.btnrefresh setTitle:@"No more" forState:UIControlStateNormal];
                    }
                    else
                    {
                        self.load_more_hint=@"Load more...";
                        //                    self.btnrefresh.enabled = true;
                        //                    self.btnrefresh.titleLabel.text =NSLocalizedString(@"load_more",nil);
                        //                    [self.btnrefresh setTitle:@"Load more" forState:UIControlStateNormal];
                    }
                
                [self.tableview reloadData];
                
//                int total = [[self.category_data valueForKey:@"item_total_count"]intValue];
//
//                if(total<2)
//                {
//                    self.labelTotal.text = [NSString stringWithFormat:@"Total %d item",total];
//                    if(total==1)
//                    {
//                        NSDictionary * detail_item = [item_json objectForKey:@"item_0"];
//                        NSString* detail_id=    [detail_item valueForKey:@"product_id"] ;
//
//                        [self showDetailat:detail_id category_id:nil name:[detail_item objectForKey:@"fash_name"] index:0];
//                    }
//                }
//                else
//                    self.labelTotal.text = [NSString stringWithFormat:@"Total %d items",total];
            }
            else
            {
                [RAUtils message_alert:[category_data valueForKey:@"err_msg"] title:@"Search" controller:self] ;
            }
            
            self.isrefreshing=false;
            
            
        }];
        
        return;
 
    });
}



    
    
    
    

#pragma mark - searchBar delegate;
- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar
{
    
    
    self.keywords=searchBar.text;
    self.offset = 0;
    //  [self.content_data removeAllObjects];
    [self reload];
    
}
@end