tederen_c/smartRhino/Project/VCModel/Home/VC/IndexSearchVC.m

//
//  IndexSearchVC.m
//  smartRhino
//
//  Created by niuzhen on 2020/9/17.
//  Copyright © 2020 tederen. All rights reserved.
//

#import "IndexSearchVC.h"
#import "DrawerView.h"
#import "TabBarController.h"
#import "SegmentViewController.h"
#import "IndexAllVC.h"
#import "IndexSubVC.h"
#import "InfoSearchView.h"
#import "SearchTypeSection.h"
#import "SearchTypeCell.h"
#import "SearchHistoryCell.h"
#import "SearchDetailViewCell.h"
#import <YYModel/YYModel.h>

#define PYSEARCH_MARGIN 10

@interface IndexSearchVC ()<InfoSearchViewDelegate, UITableViewDataSource, UITableViewDelegate>
@property (nonatomic, strong) InfoSearchView      *topNavSearch;
@property (strong, nonatomic) DrawerView           *drawerView;
@property (strong, nonatomic) SegmentViewController          *pageView;
@property (copy,nonatomic) NSString               *searchStr;
@property (strong, nonatomic) IndexAllVC           *allVC;
@property (strong, nonatomic) IndexSubVC           *articeVC;
@property (strong, nonatomic) IndexSubVC           *bookVC;
@property (strong, nonatomic) IndexSubVC           *videoVC;
@property (strong, nonatomic) IndexSubVC           *musicVC;
// 历史记录tableView
@property (nonatomic, strong) TDTableView          *historyTableView;
// 历史记录tableViewHeaderContainer
@property (nonatomic, strong) UIView               *historyHeaderContainer;
// 历史记录tableHeaderView
@property (nonatomic, strong) UIView               *historyTableHeaderView;
@property (nonatomic, strong) NSMutableArray       *historyArray;
@property (nonatomic, strong) SearchTypeSection    *historyHeaderTitleView;
@property (nonatomic, strong) UIView               *hisNoView;

@end

@implementation IndexSearchVC
- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [self.navigationController.navigationBar setHidden:YES];
}

- (DrawerView *)drawerView{
    if(!_drawerView){
        _drawerView = [[DrawerView alloc] init];
    }
    return _drawerView;
}
- (InfoSearchView *)topNavSearch {
    if (!_topNavSearch) {
        _topNavSearch = [[InfoSearchView alloc] initWithFrame:CGRectMake(0, (IS_IPHONEX?40:20), kGXScreenWidth, 45) type:InfoSearchViewTypeDefault];
    }
    return _topNavSearch;
}
- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView
{
    [self.topNavSearch.searchBar resignFirstResponder];
}

- (void)searchButtonAction:(UISearchBar *)searchBar {
    self.searchStr = searchBar.text;
    
    [self insertHistorySearchStr:self.searchStr];
    // 更新本地历史记录
    self.historyArray = [NSMutableArray arrayWithArray:[_TDFileStorage loadHistorySearchBySearchType:HistorySearchType_Home]];
    // 更新tableViewHeader的高度
    if (self.historyArray.count == 0) {
        self.hisNoView.hidden = NO;
    }else{
        self.hisNoView.hidden = YES;
    }
    [self addAndLayoutTagsWithTagsContentView:self.historyTableHeaderView tagTexts:self.historyArray];
    [self resetHistoryHeaderViewHeight];
    [self.historyTableView reloadData];
    self.pageView.view.hidden = NO;
    self.historyTableView.hidden = YES;
    // 添加历史记录,刷新historyTable
    [self noticeGetData];
    [self.view endEditing:YES];
}
- (void)noticeGetData
{
    if (self.searchStr.length == 0) {
        return;
    }
    switch (self.pageView.selectIndex - 10000) {
        case 0:
        {
            self.allVC.searchText = self.searchStr;
            [self.allVC getData];
        }
            break;
        case 1:
        {
            self.articeVC.searchText = self.searchStr;
            self.articeVC.type = MediaMediaArticeType;
            [self.articeVC getData];
        }
            break;
        case 2:
        {
            self.bookVC.searchText = self.searchStr;
            self.bookVC.type = MediaBookType;
            [self.bookVC getData];
        }
            break;
        case 3:
        {
            self.videoVC.searchText = self.searchStr;
            self.videoVC.type = MediaVideoType;
            [self.videoVC getData];
        }
            break;
        default:
        {
            self.musicVC.searchText = self.searchStr;
            self.musicVC.type = MediaMusicType;
            [self.musicVC getData];
        }
            break;
    }
}
// 文本改变回调
- (void)textDidChange:(NSString *)text {
    self.searchStr = text;
    if (ISEmptyString(text)) {
        // 没有文本显示历史记录cell
    } else {
        // 有文本，就去搜索文章列表，有联想显示联想，没有联想显示历史记录
    }
}
- (void)viewDidLoad {
    [super viewDidLoad];
    self.view.backgroundColor = [UIColor whiteColor];
    [self.view addSubview:self.topNavSearch];
    [self.view addSubview:self.historyTableView];
    [self addNavSearch];
    [self addPageView];
    [self.historyTableView setFrame:CGRectMake(0, CGRectGetMaxY(self.topNavSearch.frame), SCREEN_WIDTH, SCREEN_HEIGHT - CGRectGetMaxY(self.topNavSearch.frame))];
    [self initHistoryTableHeaderView];
    [self.pageView addObserver:self forKeyPath:@"selectIndex" options:NSKeyValueObservingOptionNew context:nil];
}
- (void)dealloc
{
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context
{
    id new = [change objectForKey:@"new"];
    id old = [change objectForKey:@"old"];
    if (new != old) {
        [self noticeGetData];
    }
}
- (void)addNavSearch
{
    WS(weakSelf);
    self.topNavSearch.delegate = self;
    self.topNavSearch.backBlock = ^{
        [weakSelf.navigationController popViewControllerAnimated:YES];
    };
    self.topNavSearch.menuBlock = ^{
        [weakSelf.view endEditing:YES];
        [[UtilsTools getWindow] addSubview:weakSelf.drawerView];
        weakSelf.drawerView.SelectDrawerBlock = ^(NSIndexPath * _Nonnull indexPath) {
            if (![weakSelf.tabBarController isKindOfClass:[TabBarController class]]) {
                [TabBarController sharedTabBarController].tabBar.hidden = NO;
                [weakSelf.tabBarController.navigationController popViewControllerAnimated:NO];
            }
            if ([weakSelf.navigationController.viewControllers count] > 1) {
                [weakSelf.navigationController popToRootViewControllerAnimated:NO];
            }
            switch (indexPath.section) {
                case 0:
                {
                    [[TabBarController sharedTabBarController] setSelectedIndex:indexPath.row];
                }
                    break;
                case 1:
                {
                    switch (indexPath.row) {
                        case 0:
                        {
                            [[TabBarController sharedTabBarController] setSelectedIndex:2];
                        }
                            break;
                        case 1:
                        {
                            [[TabBarController sharedTabBarController] setSelectedIndex:2];
                        }
                            break;
                        default:
                        {
                            [[TabBarController sharedTabBarController] setSelectedIndex:3];
                        }
                            break;
                    }
                    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.2 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                        [[NSNotificationCenter defaultCenter] postNotificationName:DRAWERPUSHVC object:nil userInfo:@{VCINDEX:@(indexPath.row)}];
                    });
                }
                    break;
                default:
                {
                    [[TabBarController sharedTabBarController] setSelectedIndex:3];
                    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.2 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                        [[NSNotificationCenter defaultCenter] postNotificationName:DRAWERPUSHVC object:nil userInfo:@{VCINDEX:@(4 + indexPath.row)}];
                    });
                }
                    break;
            }
        };
        weakSelf.drawerView.frame = CGRectMake(0,0, SCREEN_WIDTH, SCREEN_HEIGHT);// - kNavigationHeight
    };
}
- (void)addPageView
{
    self.pageView = [[SegmentViewController alloc] init];
    NSArray * titleArray = @[@"全部",@"文章",@"书籍",@"视频",@"音频"];
    self.pageView.titleArray = titleArray;
    NSMutableArray *controlArray = [[NSMutableArray alloc]init];
    
    self.allVC = [[IndexAllVC alloc]init];
    [controlArray addObject:self.allVC];

    self.articeVC = [[IndexSubVC alloc]init];
    [controlArray addObject:self.articeVC];

    self.bookVC = [[IndexSubVC alloc]init];
    [controlArray addObject:self.bookVC];
    
    self.videoVC = [[IndexSubVC alloc]init];
    [controlArray addObject:self.videoVC];
    
    self.musicVC = [[IndexSubVC alloc]init];
    [controlArray addObject:self.musicVC];
    self.pageView.subViewControllers = controlArray;
    self.pageView.buttonWidth = self.view.frame.size.width / titleArray.count;
    self.pageView.buttonHeight = 34.f;
    self.pageView.bottomCount = titleArray.count;
    [self.pageView initSegment:0];
    [self.pageView addParentController:self];
    [self.pageView.view setFrame:CGRectMake(0, CGRectGetMaxY(self.topNavSearch.frame), SCREEN_WIDTH, SCREEN_HEIGHT - CGRectGetMaxY(self.topNavSearch.frame))];
    self.pageView.view.hidden = YES;
}

- (void)initHistoryTableHeaderView {
    [self.historyHeaderTitleView setSectionTitle:@"最近搜索"];
    WEAKSELF
    self.historyHeaderTitleView.rightAction = ^{
        
       
        UIAlertAction *action1 = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:nil];
        UIAlertAction *action2 = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
            // 清空历史记录
            [_TDFileStorage saveHistorySearchBySearchType:HistorySearchType_Home WithArr:@[]];
            weakSelf.historyArray = [NSMutableArray arrayWithArray:[_TDFileStorage loadHistorySearchBySearchType:HistorySearchType_Home]];
            [weakSelf addAndLayoutTagsWithTagsContentView:weakSelf.historyTableHeaderView tagTexts:weakSelf.historyArray];
            [weakSelf resetHistoryHeaderViewHeight];
            if (weakSelf.historyArray.count == 0) {
                weakSelf.hisNoView.hidden = NO;
            }else{
                weakSelf.hisNoView.hidden = YES;
            }
            [weakSelf.historyTableView reloadData];
        }];
        UIAlertController *tmpVc = [UIAlertController alertControllerWithTitle:@"提示" message:@"确定要删除最近搜索？" preferredStyle:UIAlertControllerStyleAlert];
        [tmpVc addAction:action1];
        [tmpVc addAction:action2];
        [weakSelf presentViewController:tmpVc animated:YES completion:nil];
    };
    [self.historyHeaderContainer addSubview:self.historyHeaderTitleView];
    
    self.historyTableHeaderView.frame = CGRectMake(0, self.historyHeaderTitleView.height + 13, kScreenWidth, 0);
    [self addAndLayoutTagsWithTagsContentView:self.historyTableHeaderView tagTexts:self.historyArray];
    CGFloat height = CGRectGetMaxY(self.historyTableHeaderView.subviews.lastObject.frame);
    self.historyTableHeaderView.frame = CGRectMake(0, self.historyHeaderTitleView.height + 13, kScreenWidth, height);
    [self.historyHeaderContainer addSubview:self.historyTableHeaderView];
    [self resetHistoryHeaderViewHeight];
    self.historyTableView.tableHeaderView = self.historyHeaderContainer;
    
    self.historyTableView.tableFooterView = self.hisNoView;
    if (self.historyArray.count == 0) {
        self.hisNoView.hidden = NO;
    }else{
        self.hisNoView.hidden = YES;
    }
    UILabel * label = [UILabel new];
    label.text = @"暂无搜索记录!";
    label.font = [UIFont systemFontOfSize:14];
    label.textColor = UIColorHex(0x999999);
    [self.hisNoView addSubview:label];
    [label mas_makeConstraints:^(MASConstraintMaker *make) {
        make.center.mas_equalTo(self.hisNoView);
    }];
}
- (UIView *)historyTableHeaderView {
    if (!_historyTableHeaderView) {
        _historyTableHeaderView = [UIView new];
        _historyTableHeaderView.backgroundColor = [UIColor whiteColor];;
    }
    return _historyTableHeaderView;
}
- (SearchTypeSection *)historyHeaderTitleView {
    if (!_historyHeaderTitleView) {
        _historyHeaderTitleView = [[SearchTypeSection alloc] initWithFrame:CGRectMake(0, 0, kGXScreenWidth, 44)];
    }
    return _historyHeaderTitleView;
}
- (UIView *)hisNoView
{
    if (!_hisNoView) {
        _hisNoView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, 200)];
        _hisNoView.hidden = YES;
    }
    return _hisNoView;
}
- (UIView *)historyHeaderContainer {
    if (!_historyHeaderContainer) {
        _historyHeaderContainer = [UIView new];
        _historyHeaderContainer.backgroundColor = [UIColor whiteColor];
    }
    return _historyHeaderContainer;
}
- (TDTableView *)historyTableView {
    if (!_historyTableView) {
        _historyTableView = [[TDTableView alloc] initWithFrame:CGRectZero style:UITableViewStyleGrouped];
        _historyTableView.dataSource = self;
        _historyTableView.delegate = self;
    }
    return _historyTableView;
}
- (NSMutableArray *)historyArray {
    if (!_historyArray) {
        _historyArray = [_TDFileStorage loadHistorySearchBySearchType:HistorySearchType_Home].mutableCopy;
    }
    return _historyArray;
}
- (void)resetHistoryHeaderViewHeight {
    CGFloat containerHeight = CGRectGetMaxY(self.historyHeaderContainer.subviews.lastObject.frame);
    self.historyHeaderContainer.frame = CGRectMake(0, 0, kScreenWidth, containerHeight);
}

- (void)addAndLayoutTagsWithTagsContentView:(UIView *)contentView tagTexts:(NSArray<NSString *> *)tagTexts;
{
    [contentView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
    NSMutableArray *tagsM = [NSMutableArray array];
    for (int i = 0; i < tagTexts.count; i++) {
        UILabel *label = [self labelWithTitle:tagTexts[i]];
        [label addGestureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tagDidCLick:)]];
        [contentView addSubview:label];
        [tagsM addObject:label];
    }
    
    CGFloat currentX = 0;
    CGFloat currentY = 0;
    CGFloat countRow = 0;
    CGFloat countCol = 0;
    
    CGFloat leftMargin = 12;
    
    for (int i = 0; i < contentView.subviews.count; i++) {
        UILabel *subView = contentView.subviews[i];
        // When the number of search words is too large, the width is width of the contentView
        if (subView.width > contentView.width) {
            subView.width = contentView.width;
        }
        
        if (leftMargin + currentX + subView.width + PYSEARCH_MARGIN * countRow > contentView.width) {
            subView.x = leftMargin;
            subView.y = (currentY += subView.height) + PYSEARCH_MARGIN * ++countCol;
            currentX = subView.width;
            countRow = 1;
        } else {
            subView.x = leftMargin + (currentX += subView.width) - subView.width + PYSEARCH_MARGIN * countRow;
            subView.y = currentY + PYSEARCH_MARGIN * countCol;
            countRow ++;
        }
    }
}



// 创建label
- (UILabel *)labelWithTitle:(NSString *)title
{
    UILabel *label = [[UILabel alloc] init];
    label.userInteractionEnabled = YES;
    label.font = [UIFont systemFontOfSize:14];
    label.text = title;
    label.textColor = [UIColor grayColor];
    label.backgroundColor = kColorFromRGB(0xfafafa);
    label.textAlignment = NSTextAlignmentCenter;
    [label sizeToFit];
    label.width += 20;
    label.height += 14;
    label.layer.cornerRadius = label.height / 2;
    label.clipsToBounds = YES;
    return label;
}

- (void)insertHistorySearchStr:(NSString *)string {
    for (NSString *cache in _historyArray) {
        // 查重
        if ([cache isEqualToString:string]) {
            return;
        }
    }
    [_historyArray insertObject:string atIndex:0];
    if (_historyArray.count > 10) {
        NSArray *orderArray = [_historyArray subarrayWithRange:NSMakeRange(0, 10)];
        _historyArray = orderArray.mutableCopy;
    }
    [_TDFileStorage saveHistorySearchBySearchType:HistorySearchType_Home WithArr:_historyArray];
}

- (void)tagDidCLick:(UITapGestureRecognizer *)gr
{
    UILabel *label = (UILabel *)gr.view;
    self.searchStr = label.text;
    [self.topNavSearch setNowSearchData:self.searchStr];
    self.pageView.view.hidden = NO;
    self.historyTableView.hidden = YES;
    [self noticeGetData];
}

#pragma mark - UITableViewDelegate
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 1;
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 0;
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
    return 34;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    SearchHistoryCell * searchHistoryCell = (SearchHistoryCell *)[tableView dequeueReusableCellWithIdentifier:@"SearchHistoryCell"];
    if (!searchHistoryCell) {
        searchHistoryCell = [[SearchHistoryCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"SearchHistoryCell"];
    }
    [searchHistoryCell setCurrentHistoryData:_historyArray[indexPath.row]];
    return searchHistoryCell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    [self.view endEditing:YES];
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
    self.searchStr = self.historyArray[indexPath.row];
    [self.topNavSearch setNowSearchData:self.searchStr];
    self.pageView.view.hidden = NO;
    self.historyTableView.hidden = YES;
    // 添加历史记录,刷新historyTable
    [self noticeGetData];
}
@end