#import "UsersViewController.h"

#import "ODRefreshControl.h"

#import "User.h"

#import "Coding_NetAPIManager.h"

#import "UserCell.h"

#import "ConversationViewController.h"

#import "UserInfoViewController.h"

#import "SVPullToRefresh.h"

#import "AddUserViewController.h"

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

@property (strong, nonatomic) UISearchBar *mySearchBar;

@property (strong, nonatomic) UISearchDisplayController *mySearchDisplayController;

@property (strong, nonatomic) UITableView *myTableView;

@property (strong, nonatomic) ODRefreshControl *myRefreshControl;

@property (strong, nonatomic) NSMutableArray *searchResults;

@property (strong, nonatomic) NSDictionary *groupedDict;

@implementation UsersViewController

+ (void)showATSomeoneWithBlock:(void(^)(User *curUser))block{

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

vc.curUsers = [Users usersWithOwner:[Login curLoginUser] Type:UsersTypeFriends_At];

vc.selectUserBlock = block;

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

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

}

+ (void)showTranspondMessage:(PrivateMessage *)curMessage withBlock:(void(^)(PrivateMessage *curMessage))block{

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

vc.curUsers = [Users usersWithOwner:[Login curLoginUser] Type:UsersTypeFriends_Transpond];

vc.curMessage = curMessage;

vc.transpondMessageBlock = block;

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

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

}

- (void)viewDidLoad{

[super viewDidLoad];

BOOL isMe = [_curUsers.owner.global_key isEqualToString:[Login curLoginUser].global_key];

switch (_curUsers.type) {

case UsersTypeFollowers:

self.title = isMe? @"关注我的人": [NSString stringWithFormat:@"%@的粉丝", _curUsers.owner.name];

break;

case UsersTypeFriends_Attentive:

self.title = isMe? @"我关注的人": [NSString stringWithFormat:@"%@关注的人", _curUsers.owner.name];

break;

case UsersTypeFriends_Message:

self.title = @"我的好友";

break;

case UsersTypeFriends_At:

case UsersTypeFriends_Transpond:{

self.title = @"我的好友";

self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"取消" style:UIBarButtonItemStylePlain target:self action:@selector(dismissSelf)];

}

break;

default:

break;

}

_myTableView = ({

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:[UserCell class] forCellReuseIdentifier:kCellIdentifier_UserCell];

tableView.sectionIndexBackgroundColor = [UIColor clearColor];

tableView.sectionIndexTrackingBackgroundColor = [UIColor clearColor];

tableView.sectionIndexColor = [UIColor colorWithHexString:@"0x666666"];

[self.view addSubview:tableView];

[tableView mas_makeConstraints:^(MASConstraintMaker *make) {

make.edges.equalTo(self.view);

}];

tableView;

});

_mySearchBar = ({

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

searchBar.delegate = self;

[searchBar sizeToFit];

[searchBar setPlaceholder:@"昵称/个性后缀"];

searchBar;

});

_myTableView.tableHeaderView = _mySearchBar;

_mySearchDisplayController = ({

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

[searchVC.searchResultsTableView registerClass:[UserCell class] forCellReuseIdentifier:kCellIdentifier_UserCell];

searchVC.delegate = self;

searchVC.searchResultsDataSource = self;

searchVC.searchResultsDelegate = self;

if (kHigher_iOS_6_1) {

searchVC.displaysSearchBarInNavigationBar = NO;

}

searchVC;

});

_myRefreshControl = [[ODRefreshControl alloc] initInScrollView:self.myTableView];

[_myRefreshControl addTarget:self action:@selector(refresh) forControlEvents:UIControlEventValueChanged];

__weak typeof(self) weakSelf = self;

[_myTableView addInfiniteScrollingWithActionHandler:^{

[weakSelf refreshMore];

}];

if (_curUsers.type == UsersTypeFriends_At || _curUsers.type == UsersTypeFriends_Transpond) {

//首先尝试加载本地数据，无数据的情况下才去服务器请求

id resultData = [NSObject loadResponseWithPath:[[Login curLoginUser] localFriendsPath]];

if (resultData) {

Users *users = [NSObject objectOfClass:@"Users" fromJSON:resultData];

[self.curUsers configWithObj:users];

self.groupedDict = [weakSelf.curUsers dictGroupedByPinyin];

[self.myTableView reloadData];

self.myTableView.showsInfiniteScrolling = weakSelf.curUsers.canLoadMore;

}else{

[self refresh];

}

}else{

[self refresh];

}

}

- (void)dismissSelf{

__weak typeof(self) weakSelf = self;

[self dismissViewControllerAnimated:YES completion:^{

if (weakSelf.selectUserBlock) {

weakSelf.selectUserBlock(nil);

}

}];

}

- (void)refresh{

if (_curUsers.isLoading) {

return;

}

_curUsers.willLoadMore = NO;

if (_curUsers.list.count <= 0) {

[self.view beginLoading];

}

[self sendRequest];

}

- (void)refreshMore{

if (_curUsers.isLoading || !_curUsers.canLoadMore) {

return;

}

_curUsers.willLoadMore = YES;

[self sendRequest];

}

- (void)sendRequest{

__weak typeof(self) weakSelf = self;

[[Coding_NetAPIManager sharedManager] request_FollowersOrFriends_WithObj:self.curUsers andBlock:^(id data, NSError *error) {

[weakSelf.myRefreshControl endRefreshing];

[weakSelf.view endLoading];

[weakSelf.myTableView.infiniteScrollingView stopAnimating];

if (data) {

[weakSelf.curUsers configWithObj:data];

weakSelf.groupedDict = [weakSelf.curUsers dictGroupedByPinyin];

[weakSelf.myTableView reloadData];

weakSelf.myTableView.showsInfiniteScrolling = weakSelf.curUsers.canLoadMore;

}

}];

}

#pragma mark Table M

- (NSArray *)groupedKeyList{

if (self.groupedDict.count <= 0) {

return nil;

}

NSMutableArray *keyList = [NSMutableArray arrayWithArray:self.groupedDict.allKeys];

[keyList sortUsingComparator:^NSComparisonResult(NSString *obj1, NSString *obj2) {

return [obj1 compare:obj2];

}];

if ([keyList containsObject:@"#"]) {

[keyList removeObject:@"#"];

[keyList addObject:@"#"];

}

[keyList insertObject:UITableViewIndexSearch atIndex:0];

return keyList;

}

- (NSInteger)tableView:(UITableView *)tableView sectionForSectionIndexTitle:(NSString *)title atIndex:(NSInteger)index {

if (index == 0) {

[tableView setContentOffset:CGPointZero animated:NO];

return NSNotFound;

}

return index;

}

-(NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView{

if (tableView == _mySearchDisplayController.searchResultsTableView) {

return nil;

}else{

return [self groupedKeyList];

}

}

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

if (tableView == _mySearchDisplayController.searchResultsTableView) {

return nil;

}else{

if ([self groupedKeyList].count > section && section > 0) {

return [[self groupedKeyList] objectAtIndex:section];

}else{

return nil;

}

}

}

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

if (tableView == _mySearchDisplayController.searchResultsTableView) {

return 0;

}else{

if (section == 0) {

return 0;

}

return 20;

}

}

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

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

if (height <= 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 = [UIColor colorWithHexString:@"0x999999"];

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{

NSInteger section;

if (tableView == _mySearchDisplayController.searchResultsTableView) {

section = 1;

}else{

if (self.groupedDict) {

section = [[self groupedKeyList] count];

}else{

section = 1;

}

}

return section;

}

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

NSInteger row;

if (tableView == _mySearchDisplayController.searchResultsTableView) {

row = [_searchResults count];

}else{

if ([self groupedKeyList] && [[self groupedKeyList] count] > section) {

if (section == 0 && _curUsers.type == UsersTypeFriends_Message) {

return 1;

}

NSArray *dataList = [self.groupedDict objectForKey:[[self groupedKeyList] objectAtIndex:section]];

row = [dataList count];

}else{

row = 0;

}

}

return row;

}

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

UserCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellIdentifier_UserCell forIndexPath:indexPath];

User *curUser;

if (tableView == _mySearchDisplayController.searchResultsTableView) {

curUser = [_searchResults objectAtIndex:indexPath.row];

}else{

if (indexPath.section == 0 && _curUsers.type == UsersTypeFriends_Message) {

curUser = nil;

}

NSArray *dataList = [self.groupedDict objectForKey:[[self groupedKeyList] objectAtIndex:indexPath.section]];

curUser = [dataList objectAtIndex:indexPath.row];

}

cell.curUser = curUser;

cell.usersType = _curUsers.type;

[tableView addLineforPlainCell:cell forRowAtIndexPath:indexPath withLeftSpace:66 hasSectionLine:NO];

return cell;

}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{

return [UserCell cellHeight];

}

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

[tableView deselectRowAtIndexPath:indexPath animated:YES];

User *user;

if (tableView == _mySearchDisplayController.searchResultsTableView) {

user = [_searchResults objectAtIndex:indexPath.row];

}else{

NSArray *dataList = [self.groupedDict objectForKey:[[self groupedKeyList] objectAtIndex:indexPath.section]];

user = [dataList objectAtIndex:indexPath.row];

}

__weak typeof(self) weakSelf = self;

if (_curUsers.type == UsersTypeFriends_Message) {

if (user) {

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

vc.myPriMsgs = [PrivateMessages priMsgsWithUser:user];

[self.navigationController pushViewController:vc animated:YES];

}else{

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

vc.type = AddUserTypeFollow;

[self.navigationController pushViewController:vc animated:YES];

}

}else if (_curUsers.type == UsersTypeFriends_At){

[self dismissViewControllerAnimated:YES completion:^{

if (weakSelf.selectUserBlock) {

weakSelf.selectUserBlock(user);

}

}];

}else if (_curUsers.type == UsersTypeFriends_Transpond){

UIAlertView *alertView = [UIAlertView bk_alertViewWithTitle:@"确定发送给：" message:user.name];

[alertView bk_setCancelButtonWithTitle:@"取消" handler:nil];

[alertView bk_addButtonWithTitle:@"确定" handler:nil];

[alertView bk_setDidDismissBlock:^(UIAlertView *alert, NSInteger index) {

switch (index) {

case 1:

{

[weakSelf dismissViewControllerAnimated:YES completion:^{

if (weakSelf.transpondMessageBlock) {

PrivateMessage *nextMsg = [PrivateMessage privateMessageWithObj:weakSelf.curMessage andFriend:user];

weakSelf.transpondMessageBlock(nextMsg);

}

}];

}

break;

default:

break;

}

}];

[alertView show];

}else{

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

vc.curUser = user;

vc.followChanged = ^(User *curUser){

user.followed = curUser.followed;

[weakSelf.myTableView reloadData];

};

[self.navigationController pushViewController:vc animated:YES];

}

}

#pragma mark UISearchBarDelegate

- (BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar{

[searchBar insertBGColor:[UIColor colorWithHexString:@"0x28303b"]];

return YES;

}

- (BOOL)searchBarShouldEndEditing:(UISearchBar *)searchBar{

[searchBar insertBGColor:nil];

return YES;

}

#pragma mark UISearchDisplayDelegate M

- (BOOL)searchDisplayController:(UISearchDisplayController *)controller shouldReloadTableForSearchString:(NSString *)searchString

{

[self updateFilteredContentForSearchString:searchString];

return YES;

}

- (void)updateFilteredContentForSearchString:(NSString *)searchString{

// start out with the entire list

self.searchResults = [self.curUsers.list mutableCopy];

// strip out all the leading and trailing spaces

NSString *strippedStr = [searchString stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];

// 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];

// pinyinName field matching

lhs = [NSExpression expressionForKeyPath:@"pinyinName"];

rhs = [NSExpression expressionForConstantValue:searchString];

finalPredicate = [NSComparisonPredicate

predicateWithLeftExpression:lhs

rightExpression:rhs

modifier:NSDirectPredicateModifier

type:NSContainsPredicateOperatorType

options:NSCaseInsensitivePredicateOption];

[searchItemsPredicate addObject:finalPredicate];

// global_key field matching

lhs = [NSExpression expressionForKeyPath:@"global_key"];

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];

self.searchResults = [[self.searchResults filteredArrayUsingPredicate:finalCompoundPredicate] mutableCopy];

}

- (void)dealloc

{

_myTableView.delegate = nil;

_myTableView.dataSource = nil;

}