ProjectListView.m

//
//  ProjectListView.m
//  Coding_iOS
//
//  Created by 王 原闯 on 14-8-11.
//  Copyright (c) 2014年 Coding. All rights reserved.
//
#import "ProjectListView.h"
#import "ProjectListCell.h"
#import "ProjectListTaCell.h"
#import "ODRefreshControl.h"
#import "Coding_NetAPIManager.h"
//新系列 cell
#import "ProjectAboutMeListCell.h"
#import "ProjectAboutOthersListCell.h"
#import "ProjectPublicListCell.h"
#import "SVPullToRefresh.h"
#import "CategorySearchBar.h"

@interface ProjectListView ()<UISearchBarDelegate, SWTableViewCellDelegate>
@property (nonatomic, strong) Projects *myProjects;
@property (nonatomic , copy) ProjectListViewBlock block;
@property (nonatomic, strong) UITableView *myTableView;
@property (nonatomic, strong) ODRefreshControl *myRefreshControl;
@property (strong, nonatomic) NSMutableArray *dataList;
@property (strong, nonatomic) UISearchBar *mySearchBar;
@property (copy, nonatomic) void(^searchBlock)();
@property (copy, nonatomic) void(^scanBlock)();

@property (assign, nonatomic) BOOL isHeaderClosed, isNewerVersionAvailable;
@end
@implementation ProjectListView
static NSString *const kTitleKey = @"kTitleKey";
static NSString *const kValueKey = @"kValueKey";
#pragma TabBar
- (void)tabBarItemClicked{
    if (_myTableView.contentOffset.y > 0) {
        [_myTableView setContentOffset:CGPointZero animated:YES];
    }else if (!self.myRefreshControl.isAnimating){
        [self.myRefreshControl beginRefreshing];
        [self.myTableView setContentOffset:CGPointMake(0, -44)];
        [self refresh];
    }
}

- (id)initWithFrame:(CGRect)frame projects:(Projects *)projects block:(ProjectListViewBlock)block  tabBarHeight:(CGFloat)tabBarHeight{
    self = [super initWithFrame:frame];
    if (self) {
        // Initialization code
        _myProjects = projects;
        _block = block;
        _myTableView = ({
            UITableView *tableView = [[UITableView alloc] init];
            tableView.backgroundColor = [UIColor clearColor];
            tableView.delegate = self;
            tableView.dataSource = self;
            [tableView registerClass:[ProjectListCell class] forCellReuseIdentifier:kCellIdentifier_ProjectList];
            [tableView registerClass:[ProjectListTaCell class] forCellReuseIdentifier:kCellIdentifier_ProjectListTaCell];
            [tableView registerClass:[ProjectAboutMeListCell class] forCellReuseIdentifier:@"ProjectAboutMeListCell"];
            [tableView registerClass:[ProjectAboutOthersListCell class] forCellReuseIdentifier:@"ProjectAboutOthersListCell"];
            [tableView registerClass:[ProjectPublicListCell class] forCellReuseIdentifier:@"ProjectPublicListCell"];
            
            tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
            [self addSubview:tableView];
            [tableView mas_makeConstraints:^(MASConstraintMaker *make) {
                make.edges.equalTo(self);
            }];
            if (tabBarHeight != 0 && projects.type < ProjectsTypeTaProject) {
                UIEdgeInsets insets = UIEdgeInsetsMake(0, 0, tabBarHeight, 0);
                tableView.contentInset = insets;
                tableView.scrollIndicatorInsets = insets;
            }
            tableView.estimatedRowHeight = 0;
            tableView.estimatedSectionHeaderHeight = 0;
            tableView.estimatedSectionFooterHeight = 0;
            tableView;
        });
        if ((projects.type < ProjectsTypeToChoose && !kTarget_Enterprise) || projects.type == ProjectsTypeAllPublic) {
            _mySearchBar = nil;
            _myTableView.tableHeaderView = nil;
        }else{
            _mySearchBar = ({
                UISearchBar *searchBar = [[UISearchBar alloc] init];
                searchBar.delegate = self;
                [searchBar sizeToFit];
                [searchBar setPlaceholder:kTarget_Enterprise? @"项目名称/描述": @"项目名称/创建人"];
                [searchBar setPlaceholderColor:kColorDarkA];
                [searchBar setSearchIcon:[UIImage imageNamed:@"icon_search_searchbar"]];
                searchBar;
            });
            _myTableView.tableHeaderView = _mySearchBar;
        }
        _myRefreshControl = [[ODRefreshControl alloc] initInScrollView:self.myTableView];
        [_myRefreshControl addTarget:self action:@selector(refresh) forControlEvents:UIControlEventValueChanged];
        __weak typeof(self) weakSelf = self;
        
        [_myTableView addInfiniteScrollingWithActionHandler:^{
            [weakSelf refreshMore];
        }];
        if (_myProjects.list.count > 0) {
            [_myTableView reloadData];
        }else{
            [self sendRequest];
        }
    }
    return self;
}

- (void)setProjects:(Projects *)projects{
    self.myProjects = projects;
    [self setupDataList];
    [self refreshUI];
}

-(void)setUseNewStyle:(BOOL)useNewStyle{
    _useNewStyle = useNewStyle;
    if (_useNewStyle && _myProjects.type == ProjectsTypeAllPublic) {
        [_myTableView mas_updateConstraints:^(MASConstraintMaker *make) {
            make.left.bottom.right.equalTo(self);
            make.top.equalTo(@(44));
        }];
    }
    [_myTableView reloadData];
    [self p_checkIfNewVersionTip];
}

- (void)setSearchBlock:(void(^)())searchBlock andScanBlock:(void(^)())scanBlock{
    _searchBlock = searchBlock;
    _scanBlock = scanBlock;
    if (_searchBlock || _scanBlock) {
        _mySearchBar = ({
            MainSearchBar *searchBar = [MainSearchBar new];
            [searchBar setPlaceholder:@"搜索"];
            [searchBar setPlaceholderColor:kColorDarkA];
            [searchBar setSearchIcon:[UIImage imageNamed:@"icon_search_searchbar"]];
            searchBar.delegate = self;
            [searchBar sizeToFit];
            [searchBar.scanBtn addTarget:self action:@selector(scanBtnClicked) forControlEvents:UIControlEventTouchUpInside];
            searchBar;
        });
        _myTableView.tableHeaderView = _mySearchBar;
    }else{
        _myTableView.tableHeaderView = nil;
    }
}

- (void)scanBtnClicked{
    if (_scanBlock) {
        _scanBlock();
    }
}

- (void)setupDataList{
    if (!_dataList) {
        _dataList = [[NSMutableArray alloc] initWithCapacity:2];
    }
    [_dataList removeAllObjects];
//    if (_myProjects.type < ProjectsTypeToChoose) {
////        NSArray *pinList = _myProjects.pinList, *noPinList = _myProjects.noPinList;
////        if (pinList.count > 0) {
////            [_dataList addObject:@{kTitleKey : @"常用项目",
////                                   kValueKey : pinList}];
////        }
////        if (noPinList.count > 0) {
////            [_dataList addObject:@{kTitleKey : @"一般项目",
////                                   kValueKey : noPinList}];
////        }
//        NSMutableArray *list = _myProjects.list.mutableCopy;
//        if (list.count > 0) {
//            [list sortUsingComparator:^NSComparisonResult(Project *obj1, Project *obj2) {
//                return (obj1.pin.integerValue < obj2.pin.integerValue);
//            }];
//            [_dataList addObject:@{kTitleKey : @"全部项目",
//                                   kValueKey : list}];
//        }
//    }else{
//        NSMutableArray *list = [self updateFilteredContentForSearchString:self.mySearchBar.text];
//        if (list.count > 0) {
//            [list sortUsingComparator:^NSComparisonResult(Project *obj1, Project *obj2) {
//                return (obj1.pin.integerValue < obj2.pin.integerValue);
//            }];
//            [_dataList addObject:@{kTitleKey : @"一般项目",
//                                   kValueKey : list}];
//        }
//    }
//    特么真搞不清上面那一坨是干嘛的了
    NSMutableArray *list = [self updateFilteredContentForSearchString:self.mySearchBar.text];
    if (list.count > 0) {
        [list sortUsingComparator:^NSComparisonResult(Project *obj1, Project *obj2) {
            return (obj1.pin.integerValue < obj2.pin.integerValue);
        }];
        [_dataList addObject:@{kTitleKey : @"项目",
                               kValueKey : list}];
    }
}
- (NSString *)titleForSection:(NSUInteger)section{
    if (section < self.dataList.count) {
        return [[self.dataList objectAtIndex:section] valueForKey:kTitleKey];
    }
    return nil;
}
- (NSArray *)valueForSection:(NSUInteger)section{
    if (section < self.dataList.count) {
        return [[self.dataList objectAtIndex:section] valueForKey:kValueKey];
    }
    return nil;
}

- (void)setIsNewerVersionAvailable:(BOOL)isNewerVersionAvailable{
    if (_isNewerVersionAvailable != isNewerVersionAvailable) {
        _isNewerVersionAvailable = isNewerVersionAvailable;
        [self.myTableView reloadData];
    }
}

- (void)setIsHeaderClosed:(BOOL)isHeaderClosed{
    _isHeaderClosed = isHeaderClosed;
    [self.myTableView reloadData];
}

- (void)p_checkIfNewVersionTip{
    if ([self p_needToCheckIfNewVersion]) {
        NSString *appStoreCountry = [(NSLocale *)[NSLocale currentLocale] objectForKey:NSLocaleCountryCode];
        if ([appStoreCountry isEqualToString:@"150"]){
            appStoreCountry = @"eu";
        }else if ([[appStoreCountry stringByReplacingOccurrencesOfString:@"[A-Za-z]{2}" withString:@"" options:NSRegularExpressionSearch range:NSMakeRange(0, 2)] length]){
            appStoreCountry = @"us";
        }
        __weak typeof(self) weakSelf = self;
        NSURLSessionTask *task = [[NSURLSession sharedSession] dataTaskWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"http://itunes.apple.com/%@/lookup?id=%@", appStoreCountry, self.p_appID]] completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
            if (!error && data) {
                NSDictionary *result = [[NSJSONSerialization JSONObjectWithData:data options:(NSJSONReadingOptions)0 error:&error][@"results"] lastObject];
                NSString *latestVersion = result[@"version"];
                NSString *minimumSupportedOSVersion = result[@"minimumOsVersion"];
                if (latestVersion && minimumSupportedOSVersion) {
                    BOOL osVersionSupported = ([[UIDevice currentDevice].systemVersion compare:minimumSupportedOSVersion options:NSNumericSearch] != NSOrderedAscending);
                    BOOL isNewerVersionAvailable = ([kVersion_Coding compare:latestVersion options:NSNumericSearch] == NSOrderedAscending);
                    dispatch_async(dispatch_get_main_queue(), ^{
                        weakSelf.isNewerVersionAvailable = (osVersionSupported && isNewerVersionAvailable);
                    });
                }
            }
        }];
        [task resume];
    }
}

- (NSString *)p_appID{
    return kTarget_Enterprise? @"1191398741": @"923676989";
}

- (BOOL)p_needToCheckIfNewVersion{
    return (!_isHeaderClosed &&
            (_useNewStyle && _myProjects.type == ProjectsTypeAll) &&
            !self.isNewerVersionAvailable);
}

- (BOOL)p_needToShowVersionTip{
    return (!_isHeaderClosed &&
            (_useNewStyle && _myProjects.type == ProjectsTypeAll) &&
            self.isNewerVersionAvailable);
}

- (BOOL)p_needToShowHeaderTip{
    return (!_isHeaderClosed &&
            (_useNewStyle && _myProjects.type == ProjectsTypeAll) &&
            (self.isNewerVersionAvailable || ![NSObject isPrivateCloud].boolValue));
}

- (void)refreshUI{
    [_myTableView reloadData];
    [self refreshFirst];
}
- (void)refreshToQueryData{
    [self refresh];
}
- (void)refresh{
    if (!_myProjects.isLoading) {
        [self sendRequest];
        
        [self p_checkIfNewVersionTip];
    }
}
- (void)refreshFirst{
    if (_myProjects && !_myProjects.list) {
        [self performSelector:@selector(refresh) withObject:nil afterDelay:0.3];
    }
}
- (void)refreshMore{
    if (_myProjects.isLoading || !_myProjects.canLoadMore) {
        [_myTableView.infiniteScrollingView stopAnimating];
        return;
    }
    _myProjects.willLoadMore = YES;
    [self sendRequest];
}
- (void)sendRequest{
    if (_myProjects.list.count <= 0) {
        [self beginLoading];
    }
    //都先隐藏~后续根据数据状态显示~
    self.blankPageView.hidden=TRUE;
    __weak typeof(self) weakSelf = self;
    [[Coding_NetAPIManager sharedManager] request_Projects_WithObj:_myProjects andBlock:^(Projects *data, NSError *error) {
        [weakSelf.myRefreshControl endRefreshing];
        [weakSelf endLoading];
        [weakSelf.myTableView.infiniteScrollingView stopAnimating];
        
        if (data) {
            [weakSelf.myProjects configWithProjects:data];
            [weakSelf setupDataList];
            [weakSelf.myTableView reloadData];
        }
        EaseBlankPageType blankPageType;
        if (weakSelf.myProjects.type < ProjectsTypeTaProject
            || [weakSelf.myProjects.curUser.global_key isEqualToString:[Login curLoginUser].global_key]) {
            //            blankPageType = EaseBlankPageTypeProject;
            //再做细分  全部,创建,参与,关注,收藏
            switch (weakSelf.myProjects.type) {
                case ProjectsTypeAll:
                    blankPageType = EaseBlankPageTypeProject_ALL;
                    break;
                case ProjectsTypeCreated:
                case ProjectsTypeCreatedPrivate:
                case ProjectsTypeCreatedPublic:
                    blankPageType = EaseBlankPageTypeProject_CREATE;
                    break;
                case ProjectsTypeJoined:
                    blankPageType = EaseBlankPageTypeProject_JOIN;
                    break;
                case ProjectsTypeWatched:
                    blankPageType = EaseBlankPageTypeProject_WATCHED;
                    break;
                case ProjectsTypeStared:
                    blankPageType = EaseBlankPageTypeProject_STARED;
                    break;
                default:
                    blankPageType = EaseBlankPageTypeProject;
                    break;
            }
        }else{
            blankPageType = EaseBlankPageTypeProjectOther;
        }
        [weakSelf configBlankPage:blankPageType hasData:(weakSelf.myProjects.list.count > 0) hasError:(error != nil) reloadButtonBlock:^(id sender) {
            [weakSelf refresh];
        }];
        
        //空白页按钮事件
        self.blankPageView.clickButtonBlock=^(EaseBlankPageType curType) {
            weakSelf.clickButtonBlock(curType);
        };
        
        weakSelf.myTableView.showsInfiniteScrolling = weakSelf.myProjects.canLoadMore;
    }];
}

#pragma mark Table M
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
    return [_dataList count];
}

- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section{
    if ([self p_needToShowHeaderTip]) {
        static UILabel *tipL;
        if (!tipL) {
            tipL = [UILabel labelWithFont:[UIFont systemFontOfSize:12] textColor:[UIColor colorWithHexString:@"0x136BFB"]];
            tipL.numberOfLines = 0;
        }
        tipL.attributedText = [self p_headerTipStr];
        return [tipL sizeThatFits:CGSizeMake(kScreen_Width - 40 * 1, CGFLOAT_MAX)].height + 16;
    } else {
        return 0;
    }
}

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section{
    if ([self p_needToShowHeaderTip]) {
        UIView *headerV = [[UIView alloc] initWithFrame:CGRectMake(0, 0, kScreen_Width, 40)];
        headerV.backgroundColor = [UIColor colorWithHexString:@"0xECF9FF"];
        __weak typeof(self) weakSelf = self;
        UIButton *closeBtn = [UIButton new];
        [closeBtn setImage:[UIImage imageNamed:@"button_tip_close"] forState:UIControlStateNormal];
        [closeBtn bk_addEventHandler:^(id sender) {
            weakSelf.isHeaderClosed = YES;
        } forControlEvents:UIControlEventTouchUpInside];
        [headerV addSubview:closeBtn];
        [closeBtn mas_makeConstraints:^(MASConstraintMaker *make) {
            make.top.right.equalTo(headerV);
            make.width.mas_equalTo(40);
            make.height.mas_equalTo(36); // 文字单行显示时的高度
        }];
//        UIImageView *noticeV = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"button_tip_notice"]];
//        noticeV.contentMode = UIViewContentModeCenter;
//        [headerV addSubview:noticeV];
//        [noticeV mas_makeConstraints:^(MASConstraintMaker *make) {
//            make.top.bottom.left.equalTo(headerV);
//            make.width.mas_equalTo(0);
//        }];
        UILabel *tipL = [UILabel labelWithFont:[UIFont systemFontOfSize:12] textColor:[UIColor colorWithHexString:@"0x136BFB"]];
        tipL.numberOfLines = 0;
        tipL.userInteractionEnabled = YES;
        tipL.attributedText = [self p_headerTipStr];
        if ([self p_needToShowVersionTip]) {
            [tipL bk_whenTapped:^{
                [[UIApplication sharedApplication] openURL:[NSURL URLWithString:kAppUrl]];
            }];
        }
        [headerV addSubview:tipL];
        [tipL mas_makeConstraints:^(MASConstraintMaker *make) {
            make.centerY.equalTo(headerV).mas_offset(3);
            make.left.equalTo(headerV).offset(15);
            make.right.equalTo(closeBtn.mas_left);
        }];
        return headerV;
    } else {
        return nil;
    }
}

- (NSAttributedString *)p_headerTipStr{
    if ([self p_needToShowHeaderTip]) {
        NSString *tipStr;
        if ([self p_needToShowVersionTip]) {
            tipStr = kTarget_Enterprise? @"立即升级最新 CODING 企业版客户端": @"立即升级最新 Coding 客户端";
        } else {
            tipStr = @"温馨提示：出于实际使用场景限制的考虑，该 App ���再进行更多新功能开发，建议您前往 PC 端网页版体验更完整的产品功能。";
        }
        NSMutableParagraphStyle *paragraphStyle = [NSMutableParagraphStyle new];
        paragraphStyle.lineSpacing = 6;
        NSDictionary *attributes = @{NSParagraphStyleAttributeName: paragraphStyle};
        return [[NSAttributedString alloc] initWithString:tipStr attributes:attributes];
    } else {
        return nil;
    }
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return [[self valueForSection:section] count];
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    Project *curPro = [[self valueForSection:indexPath.section] objectAtIndex:indexPath.row];
    if (_useNewStyle) {
        if (_myProjects.type < ProjectsTypeWatched) {
            ProjectAboutMeListCell *cell = [tableView dequeueReusableCellWithIdentifier:@"ProjectAboutMeListCell" forIndexPath:indexPath];
            [cell setProject:curPro hasSWButtons:self.myProjects.type == ProjectActivityTypeAll?YES:NO hasBadgeTip:YES hasIndicator:NO];
            cell.delegate = self;
            [tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpaceAndSectionLine:kPaddingLeftWidth];
            return cell;
        }else if (_myProjects.type==ProjectsTypeWatched||_myProjects.type==ProjectsTypeStared){
            ProjectAboutOthersListCell *cell = [tableView dequeueReusableCellWithIdentifier:@"ProjectAboutOthersListCell" forIndexPath:indexPath];
            [cell setProject:curPro hasSWButtons:self.myProjects.type == ProjectActivityTypeAll?YES:NO hasBadgeTip:YES hasIndicator:NO];
            cell.delegate = self;
            [tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpaceAndSectionLine:kPaddingLeftWidth];
            return cell;
        }else if (_myProjects.type==ProjectsTypeAllPublic){
            ProjectPublicListCell *cell = [tableView dequeueReusableCellWithIdentifier:@"ProjectPublicListCell" forIndexPath:indexPath];
            [cell setProject:curPro hasSWButtons:self.myProjects.type == ProjectActivityTypeAll?YES:NO hasBadgeTip:YES hasIndicator:NO];
            cell.delegate = self;
            [tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpaceAndSectionLine:kPaddingLeftWidth];
            return cell;
        }
        else{
            ProjectListTaCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellIdentifier_ProjectListTaCell forIndexPath:indexPath];
            cell.project = curPro;
            [tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpaceAndSectionLine:kPaddingLeftWidth];
            return cell;
        }
    }else
    {
        if (_myProjects.type < ProjectsTypeTaProject) {
            ProjectListCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellIdentifier_ProjectList forIndexPath:indexPath];
            if (self.myProjects.type == ProjectsTypeToChoose) {
                [cell setProject:curPro hasSWButtons:NO hasBadgeTip:NO hasIndicator:NO];
            }else{
                [cell setProject:curPro hasSWButtons:YES hasBadgeTip:YES hasIndicator:YES];
            }
            cell.delegate = self;
            [tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpace:kPaddingLeftWidth];
            return cell;
        }else{
            ProjectListTaCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellIdentifier_ProjectListTaCell forIndexPath:indexPath];
            cell.project = curPro;
            [tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpace:kPaddingLeftWidth];
            return cell;
        }
    }
}
- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    if (_useNewStyle) {
        if (_myProjects.type < ProjectsTypeTaProject) {
            return kProjectAboutMeListCellHeight;
        }else if (_myProjects.type==ProjectsTypeAllPublic){
            return kProjectPublicListCellHeight;
        }else{
            return [ProjectListTaCell cellHeight];
        }
    }else{
        return (_myProjects.type < ProjectsTypeTaProject)?[ProjectListCell cellHeight]:[ProjectListTaCell cellHeight];
    }
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
    if (_block) {
        _block([[self valueForSection:indexPath.section] objectAtIndex:indexPath.row]);
    }
}
- (void)swipeableTableViewCell:(SWTableViewCell *)cell didTriggerRightUtilityButtonWithIndex:(NSInteger)index {
    [cell hideUtilityButtonsAnimated:YES];
    NSIndexPath *indexPath = [self.myTableView indexPathForCell:cell];
    Project *curPro = [[self valueForSection:indexPath.section] objectAtIndex:indexPath.row];
    
    __weak typeof(curPro) weakPro = curPro;
    __weak typeof(self) weakSelf = self;
    [[Coding_NetAPIManager sharedManager] request_Project_Pin:curPro andBlock:^(id data, NSError *error) {
        if (data) {
            weakPro.pin = @(!weakPro.pin.boolValue);
            [weakSelf setupDataList];
            [weakSelf.myTableView reloadData];
        }
    }];
}
#pragma mark SWTableViewCellDelegate
- (BOOL)swipeableTableViewCellShouldHideUtilityButtonsOnSwipe:(SWTableViewCell *)cell{
    return YES;
}
#pragma mark ScrollView Delegate
- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView{
    if (scrollView == _myTableView) {
        [self.mySearchBar resignFirstResponder];
    }
}
#pragma mark UISearchBarDelegate
- (BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar{
    if (_searchBlock) {
        _searchBlock();
    }
    return _searchBlock == nil;
}
- (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText{
    [self searchProjectWithStr:searchText];
}
- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar{
    [searchBar resignFirstResponder];
    [self searchProjectWithStr:searchBar.text];
}
- (void)searchProjectWithStr:(NSString *)string{
    [self setupDataList];
    [self.myTableView reloadData];
}
- (NSMutableArray *)updateFilteredContentForSearchString:(NSString *)searchString{
    // start out with the entire list
    NSMutableArray *searchResults = [self.myProjects.list mutableCopy];
    
    // strip out all the leading and trailing spaces
    NSString *strippedStr = [searchString stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];
    
    if (strippedStr.length <= 0) {
        return searchResults;
    }
    
    // break up the search terms (separated by spaces)
    NSArray *searchItems = nil;
    if (strippedStr.length > 0)
    {
        searchItems = [strippedStr componentsSeparatedByString:@" "];
    }
    
    // build all the "AND" expressions for each value in the searchString
    NSMutableArray *andMatchPredicates = [NSMutableArray array];
    
    for (NSString *searchString in searchItems)
    {
        // each searchString creates an OR predicate for: name, global_key
        NSMutableArray *searchItemsPredicate = [NSMutableArray array];
        
        // name field matching
        NSExpression *lhs = [NSExpression expressionForKeyPath:@"name"];
        NSExpression *rhs = [NSExpression expressionForConstantValue:searchString];
        NSPredicate *finalPredicate = [NSComparisonPredicate
                                       predicateWithLeftExpression:lhs
                                       rightExpression:rhs
                                       modifier:NSDirectPredicateModifier
                                       type:NSContainsPredicateOperatorType
                                       options:NSCaseInsensitivePredicateOption];
        [searchItemsPredicate addObject:finalPredicate];
        
        //        owner_user_name field matching
        lhs = [NSExpression expressionForKeyPath:kTarget_Enterprise? @"description_mine": @"owner_user_name"];
        rhs = [NSExpression expressionForConstantValue:searchString];
        finalPredicate = [NSComparisonPredicate
                          predicateWithLeftExpression:lhs
                          rightExpression:rhs
                          modifier:NSDirectPredicateModifier
                          type:NSContainsPredicateOperatorType
                          options:NSCaseInsensitivePredicateOption];
        [searchItemsPredicate addObject:finalPredicate];
        // at this OR predicate to ourr master AND predicate
        NSCompoundPredicate *orMatchPredicates = (NSCompoundPredicate *)[NSCompoundPredicate orPredicateWithSubpredicates:searchItemsPredicate];
        [andMatchPredicates addObject:orMatchPredicates];
    }
    
    NSCompoundPredicate *finalCompoundPredicate = (NSCompoundPredicate *)[NSCompoundPredicate andPredicateWithSubpredicates:andMatchPredicates];
    
    [searchResults filterUsingPredicate:finalCompoundPredicate];
    return searchResults;
}
@end