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// CSTopicCreateVC.m

// Coding_iOS

// Created by pan Shiyu on 15/7/17.

#import "CSTopicCreateVC.h"

#import "CSTopicModel.h"

#import "Coding_NetAPIManager.h"

#define kCellIdentifier_TopicNameCell @"kCellIdentifier_TopicNameCell"

@interface CSTopicCreateVC () <UITableViewDataSource,UITableViewDelegate, UISearchBarDelegate,UISearchDisplayDelegate>

@property (nonatomic,strong)UITableView *listView;

@property (nonatomic,strong)UISearchBar *searchBar;

@property (nonatomic,strong)UISearchDisplayController *mySearchDisplayController;

@property (nonatomic,copy)NSString *createdTopicName;

@property (nonatomic,strong)NSArray *historyTopiclist;

@property (nonatomic,strong)NSArray *hotTopiclist;

@end

@implementation CSTopicCreateVC

+ (void)showATSomeoneWithBlock:(void(^)(NSString *topicName))block{

CSTopicCreateVC *vc = [[CSTopicCreateVC alloc] init];

vc.selectTopicBlock = block;

UINavigationController *nav = [[BaseNavigationController alloc] initWithRootViewController:vc];

[[BaseViewController presentingVC] presentViewController:nav animated:YES completion:nil];

}

- (void)viewDidLoad {

[super viewDidLoad];

self.edgesForExtendedLayout = UIRectEdgeNone;

self.automaticallyAdjustsScrollViewInsets = NO;

_listView = ({

UITableView *tableView = [[UITableView alloc] initWithFrame:self.view.bounds style:UITableViewStylePlain];

tableView.backgroundColor = [UIColor clearColor];

tableView.delegate = self;

tableView.dataSource = self;

tableView.separatorStyle = UITableViewCellSeparatorStyleNone;

[tableView registerClass:[CSTopicNameCell class] forCellReuseIdentifier:kCellIdentifier_TopicNameCell];

tableView.sectionIndexBackgroundColor = [UIColor clearColor];

tableView.sectionIndexTrackingBackgroundColor = [UIColor clearColor];

tableView.sectionIndexColor = kColor666;

tableView.sectionHeaderHeight = 20;

tableView.rowHeight = 44;

[self.view addSubview:tableView];

[tableView mas_makeConstraints:^(MASConstraintMaker *make) {

make.edges.equalTo(self.view);

}];

[tableView setContentInset:UIEdgeInsetsZero];

[tableView setScrollIndicatorInsets:UIEdgeInsetsZero];

tableView;

});

_searchBar = ({

UISearchBar *searchBar = [[UISearchBar alloc] init];

searchBar.delegate = self;

[searchBar sizeToFit];

[searchBar setPlaceholder:@"#新话题"];

searchBar.showsCancelButton = YES;

[searchBar setTintColor:[UIColor whiteColor]];

[searchBar insertBGColor:kColorNavBG];

searchBar.searchBarStyle = UISearchBarStyleDefault;

searchBar.translucent = YES;

searchBar.backgroundColor = [UIColor clearColor];

searchBar;

});

_mySearchDisplayController = ({

UISearchDisplayController *searchVC = [[CSMySearchDisplayController alloc] initWithSearchBar:_searchBar contentsController:self];

[searchVC.searchResultsTableView registerClass:[CSTopicNameCell class] forCellReuseIdentifier:kCellIdentifier_TopicNameCell];

searchVC.delegate = self;

searchVC.searchResultsDataSource = self;

searchVC.searchResultsDelegate = self;

// if (kHigher_iOS_6_1) {

// searchVC.displaysSearchBarInNavigationBar = NO;

// }

searchVC.displaysSearchBarInNavigationBar = YES;

searchVC;

});

_createdTopicName = nil;

_historyTopiclist = [CSTopicModel latestUseTopiclist];

_hotTopiclist = @[];

[self.listView reloadData];

[self refreshHotTopiclist];

}

- (void)refreshHotTopiclist{

__weak typeof(self) wself = self;

[[Coding_NetAPIManager sharedManager] request_DefautsHotTopicNamelistWithBlock:^(NSArray *nameList, NSError *error) {

wself.hotTopiclist = nameList.count > 10? [nameList subarrayWithRange:NSMakeRange(0, 10)]: nameList;

[wself.listView reloadData];

}];

}

- (void)dealloc

{

_listView.delegate = nil;

_listView.dataSource = nil;

}

#pragma mark -

- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section{

if (tableView == _mySearchDisplayController.searchResultsTableView) {

return nil;

}

if (section == 0) {

return @"最近使用";

}

if (section == 1) {

return @"热门推荐";

}

return nil;

}

- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section{

if (tableView == _mySearchDisplayController.searchResultsTableView) {

return 0;

}

if (section == 0 && _historyTopiclist.count == 0) {

return 0;

}

return 20;

}

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section{

CGFloat height = [self tableView:tableView heightForHeaderInSection:section];

if (height <= 0) {

return nil;

}

if (section == 0 && _historyTopiclist.count == 0) {

return nil;

}

UIView *headerV = [[UIView alloc] initWithFrame:CGRectMake(0, 0, kScreen_Width, height)];

headerV.backgroundColor = kColorTableSectionBg;

UILabel *titleL = [[UILabel alloc] init];

titleL.font = [UIFont systemFontOfSize:12];

titleL.textColor = kColor999;

titleL.text = [self tableView:tableView titleForHeaderInSection:section];

[headerV addSubview:titleL];

[titleL mas_makeConstraints:^(MASConstraintMaker *make) {

make.edges.equalTo(headerV).insets(UIEdgeInsetsMake(4, kPaddingLeftWidth, 4, kPaddingLeftWidth));

}];

return headerV;

}

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{

if (tableView == _mySearchDisplayController.searchResultsTableView) {

if (_createdTopicName && _createdTopicName.length > 0) {

return 1;

}

return 0;

}

return 2;

}

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

if (tableView == _mySearchDisplayController.searchResultsTableView) {

if (_createdTopicName && _createdTopicName.length > 0) {

return 1;

}else{

return 0;

}

if (section == 0) {

return _historyTopiclist.count;

}

return _hotTopiclist.count;

}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{

CSTopicNameCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellIdentifier_TopicNameCell forIndexPath:indexPath];

NSString *selectedTopicName = nil;

if (tableView == _mySearchDisplayController.searchResultsTableView) {

selectedTopicName = _createdTopicName;

[cell showCreateBtn:(_createdTopicName && _createdTopicName.length > 0)];

}else{

[cell showCreateBtn:NO];

if (indexPath.section == 0) {

selectedTopicName = _historyTopiclist[indexPath.row];

}else if(indexPath.section == 1){

selectedTopicName = _hotTopiclist[indexPath.row];

}

if (!selectedTopicName) {

selectedTopicName = @"";

}

cell.textLabel.text = [NSString stringWithFormat:@"#%@#",selectedTopicName];

[tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpace:12];

return cell;

}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{

[tableView deselectRowAtIndexPath:indexPath animated:YES];

NSString *selectedTopicName = nil;

if (tableView == _mySearchDisplayController.searchResultsTableView) {

selectedTopicName = _createdTopicName;

}else{

if (indexPath.section == 0) {

selectedTopicName = _historyTopiclist[indexPath.row];

}else if(indexPath.section == 1){

selectedTopicName = _hotTopiclist[indexPath.row];

}

[self didSelectByTopicName:selectedTopicName];

}

- (void)didSelectByTopicName:(NSString*)topicName {

if (!topicName || topicName.length == 0) {

return;

}

[CSTopicModel addAnotherUseTopic:topicName];

//为了解决键盘状态混淆的问题

if ([self.searchBar isFirstResponder]) {

[self.searchBar resignFirstResponder];

}

__weak typeof(self) wself = self;

[self dismissViewControllerAnimated:YES completion:^{

if (wself.selectTopicBlock) {

wself.selectTopicBlock(topicName);

}

}];

}

#pragma mark -

#pragma mark UISearchBarDelegate

//- (void)searchDisplayController:(UISearchDisplayController *)controller willHideSearchResultsTableView:(UITableView *)tableView{

// [self.mySearchDisplayController.searchResultsTableView reloadData];

// NSLog(@"--willHideSearchResultsTableView--");

//}

//- (void)searchDisplayController:(UISearchDisplayController *)controller didShowSearchResultsTableView:(UITableView *)tableView {

// [self.mySearchDisplayController.searchResultsTableView reloadData];

// NSLog(@"--didShowSearchResultsTableView--");

//}

- (void)searchDisplayController:(UISearchDisplayController *)controller willShowSearchResultsTableView:(UITableView *)tableView {

//解决UISearchDisplayController 顶部的空白区域的问题

[tableView setContentInset:UIEdgeInsetsZero];

[tableView setScrollIndicatorInsets:UIEdgeInsetsZero];

}

- (void)searchBarTextDidBeginEditing:(UISearchBar *)searchBar {

[_mySearchDisplayController.searchResultsTableView reloadData];

}

//解决不显示cancel按钮的问题

- (void)searchDisplayControllerWillBeginSearch:(UISearchDisplayController *)controller {

[_mySearchDisplayController setActive:YES animated:YES];

[_mySearchDisplayController.searchBar setShowsCancelButton:YES animated:YES];

controller.searchResultsTableView.superview.bounds = CGRectMake(0,22,320,400);

for(UIView * v in controller.searchResultsTableView.superview.subviews){

if([v isKindOfClass:NSClassFromString(@"_UISearchDisplayControllerDimmingView")])

{

v.frame = CGRectMake(0,20,320,400);

}

- (void)searchDisplayControllerWillEndSearch:(UISearchDisplayController *)controller {

[_mySearchDisplayController setActive:NO animated:YES];

[_mySearchDisplayController.searchBar setShowsCancelButton:YES animated:YES];

}

- (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText{

NSString *strippedStr = [searchBar.text stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];

_createdTopicName = strippedStr;

[self.mySearchDisplayController.searchResultsTableView reloadData];

}

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

if ([searchBar isFirstResponder]) {

[searchBar resignFirstResponder];

}else{

[self dismissViewControllerAnimated:YES completion:^{

}];

}

- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar{

NSString *strippedStr = [searchBar.text stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];

_createdTopicName = strippedStr;

[self didSelectByTopicName:_createdTopicName];

}

@end

@implementation CSTopicNameCell{

UILabel *_createLabel;

}

- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier

{

self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];

if (self) {

// Initialization code

self.selectionStyle = UITableViewCellSelectionStyleNone;

self.textLabel.frame = CGRectMake(kPaddingLeftWidth, 0, kScreen_Width - kPaddingLeftWidth - 15, 44);

self.textLabel.font = [UIFont systemFontOfSize:15];

self.textLabel.textColor = kColor222;

self.textLabel.backgroundColor = [UIColor clearColor];

}

return self;

}

- (UILabel *)createLabel {

if (!_createLabel) {

_createLabel = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, 100, 44)];

_createLabel.right = kScreen_Width - 15;

_createLabel.text = @"创建";

_createLabel.textColor = [UIColor colorWithHexString:@"0x7ccd9f"];

_createLabel.font = [UIFont systemFontOfSize:15];

_createLabel.textAlignment = NSTextAlignmentRight;

[self.contentView addSubview:_createLabel];

}

return _createLabel;

}

- (void)showCreateBtn:(BOOL)showCreateBtn {

[self createLabel].hidden = !showCreateBtn;

}

@end

@implementation CSMySearchDisplayController

- (void)setActive:(BOOL)visible animated:(BOOL)animated

{

[super setActive:visible animated:animated];

[self.searchContentsController.navigationController setNavigationBarHidden: NO animated: NO];

}

@end