CAISHEN/loan/Main/NewMainPage/Controller/KXNewKeySear...

//
//  KXNewKeySearchViewController.m
//  CAISHEN
//
//  Created by kuxuan on 2017/12/5.
//  Copyright © 2017年 kuxuan. All rights reserved.
//

#import "KXNewKeySearchViewController.h"
#import "KXKeyWordView.h"
#import "KXNewsModel.h"
#import "KXNewsTableViewCell.h"
#import "KXKeyWordTool.h"
#import "KXNewsWebViewController.h"

#define BASE_PATH [[NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES) objectAtIndex:0] stringByAppendingPathComponent:@"searchHistory.archiver"]
@interface KXNewKeySearchViewController ()<UITextFieldDelegate,UITableViewDelegate,UITableViewDataSource>
{
    UIButton *popButton;
    UITextField *searchTF;
    /**放大镜*/
    UIView *placeholderView;
    /**是否已经进行搜索*/
    BOOL _isSearch;
    UITableView *tableView;
    NSMutableArray *mArray;
    NSInteger page;
}
@property (nonatomic, strong) UITableView *searchTableView;
@property (nonatomic, strong)NSMutableArray *dataSource;
@property (nonatomic, assign)BOOL isSearch;
@end

@implementation KXNewKeySearchViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    page = 1;
    self.isSearch = NO;
    if (![NSKeyedUnarchiver unarchiveObjectWithFile:BASE_PATH]) {
        mArray=[[NSMutableArray alloc]init];
    }else{
        mArray=[NSKeyedUnarchiver unarchiveObjectWithFile:BASE_PATH];
    }
    [self createNav];
    [self createTableView];
    [self createSearchTableView];
}

-(void)createNav
{
    [self addLeftBarButtonItemWithImageName:nil title:nil target:nil selector:nil];
    popButton=[[UIButton alloc]initWithFrame:CGRectMake(SCREEN_WIDTH-50, (NavHeight - StatusBarHeight - 20)/2, 35, 20)];
    [popButton setTitle:@"取消" forState:UIControlStateNormal];
    [popButton setTitleColor:[UIColor KXColorWithHex:0x007aff] forState:UIControlStateNormal];
    popButton.titleLabel.font=FONT_SYS(16);
    [popButton addTarget:self action:@selector(backAction) forControlEvents:UIControlEventTouchUpInside];
    [self.navigationController.navigationBar addSubview:popButton];
    /*
     *搜索框
     */
    searchTF=[[UITextField alloc]initWithFrame:CGRectMake(14, (NavHeight - StatusBarHeight - 28)/2, SCREEN_WIDTH-75, 28)];
    searchTF.layer.cornerRadius=14;
    searchTF.layer.masksToBounds=YES;
    searchTF.font=FONT_SYS(14);
    searchTF.clearButtonMode=UITextFieldViewModeAlways;
    searchTF.borderStyle=UITextBorderStyleNone;
    searchTF.backgroundColor=[UIColor KXColorWithHex:0xf8f8f8];
    searchTF.keyboardType=UIKeyboardTypeDefault;
    searchTF.returnKeyType=UIReturnKeySearch;
    searchTF.delegate=self;
    [self.navigationController.navigationBar addSubview:searchTF];
    
    placeholderView=[[UIView alloc]initWithFrame:CGRectMake(14, 2, 35, 24)];
    [searchTF addSubview:placeholderView];
    
    UIImageView *glassImageView=[[UIImageView alloc]initWithFrame:CGRectMake(14, 1, 22, 22)];
    glassImageView.image=[UIImage imageNamed:@"main_search"];
    [placeholderView addSubview:glassImageView];
    
    searchTF.leftView=placeholderView;
    searchTF.leftViewMode=UITextFieldViewModeAlways;
    searchTF.contentVerticalAlignment = UIControlContentVerticalAlignmentCenter;
    
    searchTF.placeholder=@"请输入搜索关键字";
}

-(void)backAction
{
    [searchTF resignFirstResponder];
    [searchTF removeFromSuperview];
    [popButton removeFromSuperview];
    [placeholderView removeFromSuperview];
    [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleLightContent];
    self.navigationController.navigationBar.hidden=NO;
    CATransition * animation = [CATransition animation];
    animation.duration = 0.5;    //  时间
    animation.type = kCATransitionFade;
    animation.subtype = kCATransitionFromTop;
    [self.view.window.layer addAnimation:animation forKey:nil];
    [self.navigationController popViewControllerAnimated:YES];
}

- (void)createTableView
{
    tableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT - NavHeight) style:UITableViewStylePlain];
    tableView.backgroundColor = [UIColor KXColorWithHex:0xe6e6ec];
    tableView.delegate = self;
    tableView.dataSource = self;
    [self.view addSubview:tableView];
    
    if (mArray.count>0) {
        [self createTableViewHeader];
    }
    
    KXKeyWordView *keyword = [[KXKeyWordView alloc]init];
    __weak typeof(self)weakself = self;
    [KXKeyWordTool requestKeyword:^(NSArray *array) {
        dispatch_async(dispatch_get_main_queue(), ^{
            keyword.itemArray = array;
            keyword.keywordBlock = ^(NSString *keyword) {
                searchTF.text = keyword;
                [weakself searchKeyword];
            };
            tableView.tableFooterView = keyword;
        });
    }];
    
}

- (void)createTableViewHeader
{
    UIView *headerView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, 42)];
    UILabel *keyWord = [[UILabel alloc]initWithFrame:CGRectMake(14, 0, 200, 42)];
    keyWord.text = @"搜索历史：";
    headerView.backgroundColor = [UIColor whiteColor];
    keyWord.textColor = [UIColor KXColorWithHex:0x9a9a9a];
    keyWord.font = FONT_SYS(14);
    [headerView addSubview:keyWord];
    
    UIButton *deleteButton = [UIButton buttonWithType:UIButtonTypeCustom];
    [deleteButton setImage:[UIImage imageNamed:@"main_search_delete"] forState:UIControlStateNormal];
    deleteButton.frame = CGRectMake(SCREEN_WIDTH - 36, 10, 22, 22);
    [deleteButton addTarget:self action:@selector(deleteHistory) forControlEvents:UIControlEventTouchUpInside];
    [headerView addSubview:deleteButton];
    tableView.tableHeaderView = headerView;
}

- (void)createSearchTableView
{
    self.searchTableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT-NavHeight) style:UITableViewStylePlain];
    self.searchTableView.separatorStyle=UITableViewCellSeparatorStyleNone;
    self.searchTableView.hidden = YES;
    [self.searchTableView registerClass:[KXNewsTableViewCell class] forCellReuseIdentifier:@"news"];
    self.searchTableView.tableFooterView=[[UIView alloc]init];
    self.searchTableView.delegate = self;
    self.searchTableView.dataSource = self;
    [self.view addSubview:self.searchTableView];

    //下拉刷新
    MJRefreshNormalHeader *header =
    [[MJRefreshNormalHeader alloc]init];
    [header setRefreshingTarget:self refreshingAction:@selector(refreshWithHeader:)];
    self.searchTableView.mj_header = header;
    //上拉加载
    MJRefreshAutoNormalFooter *footer=[[MJRefreshAutoNormalFooter alloc]init];
    [footer setRefreshingTarget:self refreshingAction:@selector(refreshFooter:)];
    self.searchTableView.mj_footer=footer;
    
    header.stateLabel.font = FONT_SYS(14);
    header.stateLabel.textColor=[UIColor detailTitleColor];
    header.lastUpdatedTimeLabel.font=FONT_SYS(14);
    header.lastUpdatedTimeLabel.textColor=[UIColor detailTitleColor];
    footer.stateLabel.textColor=[UIColor detailTitleColor];
}

#pragma mark 下拉刷新和上拉加载
-(void)refreshWithHeader:(MJRefreshHeader *)header
{
    page=1;
    [self requestSearchList];
}

-(void)refreshFooter:(MJRefreshAutoFooter *)footer
{
    page++;
    [self requestSearchList];
}

- (void)requestSearchList
{
    NSString *urlString = [NSString stringWithFormat:@"%@/Information/searchlist",URL];
    NSDictionary *para = @{@"word":searchTF.text,@"pageId":@(page)};
    [KXHTTP post:urlString params:para success:^(id json) {
        if (page==1) {
            [self.dataSource removeAllObjects];
        }
        NSArray *array=[NSArray yy_modelArrayWithClass:[KXNewsModel class] json:json[@"list"]];
        @synchronized (self.dataSource) {
            for (KXNewsModel *model in array) {
                [self.dataSource addObject:model];
            }
        }
        [self.searchTableView.mj_header endRefreshing];
        [self.searchTableView.mj_footer endRefreshing];
        [self.searchTableView reloadData];
    } failure:^(NSError *error) {
        
    }];
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    if ([tableView isEqual:self.searchTableView]) {
        NSLog(@"catch self.searchTableView");
    }
    if (self.isSearch == YES) {
        return self.dataSource.count;
    }
    return mArray.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (self.isSearch == YES) {
        KXNewsModel *model=self.dataSource[indexPath.row];
        KXNewsTableViewCell *cell=[tableView dequeueReusableCellWithIdentifier:@"news"];
        if (!cell) {
            cell=[[KXNewsTableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"news"];
        }
        cell.selectionStyle=UITableViewCellSelectionStyleNone;
        cell.newsModel=model;
        return cell;
    }else{
        UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"cell"];
        if (!cell) {
            cell = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:@"cell"];
        }
        cell.selectionStyle=UITableViewCellSelectionStyleNone;
        cell.textLabel.text = mArray[indexPath.row];
        return cell;
    }
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (self.isSearch == YES) {
        KXNewsModel *model=self.dataSource[indexPath.row];
        KXNewsWebViewController *web=[[KXNewsWebViewController alloc]init];
        web.webID=model.Id;
        [self.navigationController pushViewController:web animated:YES];
    }else{
        searchTF.text = mArray[indexPath.row];
        [self searchKeyword];
    }
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (self.isSearch == YES) {
        return 100;
    }
    return 42;
}

- (void)deleteHistory
{
    [mArray removeAllObjects];
    [tableView reloadData];
    tableView.tableHeaderView = [[UITableView alloc]init];
    [NSKeyedArchiver archiveRootObject:mArray toFile:BASE_PATH];
}

-(BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [self searchKeyword];
    return YES;
}

- (void)searchKeyword
{
    self.isSearch = YES;
    tableView.hidden = YES;
    self.searchTableView.hidden = NO;
    [self.searchTableView reloadData];
    [self.searchTableView.mj_header beginRefreshing];
    [searchTF resignFirstResponder];
    
    for (int i=0; i<mArray.count; i++) {
        NSString *search=mArray[i];
        if ([search isEqualToString:searchTF.text]) {
            [mArray removeObjectAtIndex:i];
        }
    }
    [mArray insertObject:searchTF.text atIndex:0];
    if (mArray.count > 5) {
        [mArray removeObjectsInRange:NSMakeRange(5, mArray.count - 5)];
    }
    
    [NSKeyedArchiver archiveRootObject:mArray toFile:BASE_PATH];
  
}

- (NSMutableArray *)dataSource
{
    if (!_dataSource) {
        _dataSource = [[NSMutableArray alloc]init];
    }
    return _dataSource;
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

/*
#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.
}
*/

@end