//
//  SessionListViewController.m
//  xplan-ios
//
//  Created by zu on 2021/11/25.
//

#import "SessionListViewController.h"
#import "SessionListCell.h"
#import "SessionViewController.h"
#import "ThemeColor.h"
#import "XPMacro.h"
#import "Api+Mine.h"
#import "AccountInfoStorage.h"
#import "NSArray+Safe.h"
#import "ClientConfig.h"
///Model
#import "UserInfoModel.h"
#import "XPSessionListFansPartyModel.h"
///View
#import "XPSessionFindNewViewController.h"
#import "TTPopUp.h"
#import "XPTeenagerHomeView.h"
#import "XPSessionListHeadView.h"

NSString * const kMessageShowReadDotKey = @"kMessageShowReadDotKey";

#import <Masonry/Masonry.h>

@interface SessionListViewController ()<UITableViewDataSource, UITableViewDelegate, NIMLoginManagerDelegate, NIMConversationManagerDelegate, XPSessionListHeadViewDelegate>

@property (nonatomic, strong) XPSessionListHeadView *headView;
/**
 *  会话列表
 */
@property (nonatomic, strong) UITableView *sessionListView;

/**
 *  最近会话集合
 */
@property (nonatomic, strong) NSMutableArray<NIMRecentSession *> *recentSessions;

@property (nonatomic, assign) SessionListOpenType openType;
///用户信息
@property (nonatomic,strong) UserInfoModel *userInfo;
///青少年空白view
@property (nonatomic, strong) XPTeenagerHomeView *teenagerView;

@end

@implementation SessionListViewController
@synthesize parentMode = _parentMode;

- (void)dealloc {
    [[NIMSDK sharedSDK].conversationManager removeDelegate:self];
    [[NIMSDK sharedSDK].loginManager removeDelegate:self];
}

- (BOOL)isHiddenNavBar {
	return YES;
}

- (void)setParentMode:(BOOL)parentMode {
    _parentMode = parentMode;
    if (parentMode) {
        if (!self.teenagerView.superview) {
            [self.view addSubview:self.teenagerView];
            [self.teenagerView mas_makeConstraints:^(MASConstraintMaker *make) {
                make.edges.mas_equalTo(self.view);
            }];
        }
        [self setTabBarItemBadge:0];
    } else {
        [self.teenagerView removeFromSuperview];
        __block int unreadCount = 0;
        NSMutableArray<NSString *> * uids = [[NSMutableArray alloc] init];
        [self.recentSessions enumerateObjectsUsingBlock:^(NIMRecentSession * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
            [uids addObject:obj.session.sessionId];
            unreadCount += obj.unreadCount;
        }];
        [self setTabBarItemBadge:unreadCount];
    }
}

- (instancetype)initWithType:(SessionListOpenType)type {
    self = [self init];
    if (self) {
        _openType = type;
		[self initDatas];
    }
    return self;
}

- (instancetype)init {
    self = [super init];
    if (self) {
        _openType = SessionListOpenTypeDefault;
        [self initDatas];
        [[NIMSDK sharedSDK].conversationManager addDelegate:self];
        [[NIMSDK sharedSDK].loginManager addDelegate:self];
		///置顶会话同步
		[[NIMSDKConfig sharedConfig] setShouldSyncStickTopSessionInfos:YES];
    }
    return self;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    [self initViews];
    [self initLayout];
    [self getUserInfo];
}

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    if (self.openType == SessionListOpenTypeDefault) {
        [Api requestFansParty:^(BaseModel * _Nullable data, NSInteger code, NSString * _Nullable msg) {
            if (code == 200) {
                NSArray *array = [XPSessionListFansPartyModel modelsWithArray:data.data];
                self.headView.friendsArray = array;
            }
        }];
    }
}
- (void)getUserInfo {
	NSString * uid = [AccountInfoStorage instance].getUid;
	[Api getUserInfo:^(BaseModel * _Nullable data, NSInteger code, NSString * _Nullable msg) {
		if (code == 200) {
			UserInfoModel * userInfo = [UserInfoModel modelWithDictionary:data.data];
			self.userInfo = userInfo;
			[self.sessionListView reloadData];
            [self.headView updateToolViewWithUserLevel:self.userInfo.userLevelVo.charmLevelSeq];
		}
	} uid:uid];
}
- (void)initViews {
    if (self.openType == SessionListOpenTypeDefault) {
        [self.view addSubview:self.headView];
        self.view.backgroundColor = UIColor.clearColor;
    }
    [self.view addSubview:self.sessionListView];
}

- (void)initLayout {
    if (self.openType == SessionListOpenTypeDefault) {
        [self.headView mas_makeConstraints:^(MASConstraintMaker *make) {
            make.left.right.mas_equalTo(0);
            make.top.mas_equalTo(8);
        }];
    }
    
    [self.sessionListView mas_makeConstraints:^(MASConstraintMaker *make) {
        make.left.right.bottom.mas_equalTo(self.view);
        if (self.openType == SessionListOpenTypeDefault) {
            make.top.mas_equalTo(self.headView.mas_bottom);
        } else {
            make.top.mas_equalTo(self.view);
        }
    }];

}

- (void)initDatas {
	[self.recentSessions removeAllObjects];
    _recentSessions = [[NIMSDK sharedSDK].conversationManager.allRecentSessions mutableCopy];
    __block int unreadCount = 0;
    NSMutableArray<NSString *> * uids = [[NSMutableArray alloc] init];
    NSMutableArray *officalArray = [NSMutableArray array];
	NSMutableArray* sessionList = [NSMutableArray array];
    [self.recentSessions enumerateObjectsUsingBlock:^(NIMRecentSession * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
        if (self.openType != SessionListOpenTypeRoom && [[ClientConfig shareConfig].configInfo.officialMsgUids containsObject:obj.session.sessionId]) {
            [officalArray addObject:obj];
            [self.headView updateBadgeWithSessionId:obj.session.sessionId unreadCount:obj.unreadCount];
        } else {
			if (obj.session.sessionId.integerValue > 0) {
				[sessionList addObject:obj];
				unreadCount += obj.unreadCount;
			}
        }
    }];
	self.recentSessions = sessionList;
    [self setTabBarItemBadge:unreadCount];
    [[NIMSDK sharedSDK].userManager fetchUserInfos:uids completion:nil];
	
	NIMLoadRecentSessionsOptions *options = [[NIMLoadRecentSessionsOptions alloc] init];
	options.sortByStickTopInfos = YES;
	[NIMSDK.sharedSDK.chatExtendManager loadRecentSessionsWithOptions:options completion:^(NSError * _Nullable error, NSArray<NIMRecentSession *> * _Nullable recentSessions) {
			if (error) {
				// handle error
			return;
			}
		
	}];
}

#pragma mark - UITableViewDelegate
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
	if (self.openType == SessionListOpenTypeRoom) {
		NIMRecentSession *recentSession = [self.recentSessions safeObjectAtIndex1:indexPath.row];
		SessionViewController * sessionVC =[[SessionViewController alloc] initWithSession:recentSession.session];
		sessionVC.openType = self.openType;
		CATransition *transition = [CATransition animation];
		transition.duration = 0.3f;
		transition.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
		transition.type = kCATransitionPush;
		transition.subtype = kCATransitionFromRight;
		[self.mainController.view.layer addAnimation:transition forKey:nil];
		[self.mainController.view addSubview:sessionVC.view];
		[self.mainController addChildViewController:sessionVC];
	} else {
		NIMRecentSession *recentSession = [self.recentSessions safeObjectAtIndex1:indexPath.row];
		SessionViewController *vc = [[SessionViewController alloc] initWithSession:recentSession.session];
		vc.openType = self.openType;
		[self.navigationController pushViewController:vc animated:YES];
	}
}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    return 75.f;
}


#pragma mark - UITableViewDataSource
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return self.recentSessions.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    static NSString * cellId = @"cellId";
    SessionListCell * cell = [tableView dequeueReusableCellWithIdentifier:cellId];
    if (!cell) {
        cell = [[SessionListCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellId];
        UILongPressGestureRecognizer *longPressPR = [[UILongPressGestureRecognizer alloc]initWithTarget:self action:@selector(longPressAction:)];
           longPressPR.minimumPressDuration = 1;
        cell.tag = indexPath.row;
        [cell addGestureRecognizer:longPressPR];
    }
	NIMRecentSession *recent = [self.recentSessions safeObjectAtIndex1:indexPath.row];
    [cell renderWithSession:recent];
    return cell;
}
// ⑥长按手势的回调方法
- (void)longPressAction:(UILongPressGestureRecognizer *)sender{
    if(sender.state == UIGestureRecognizerStateBegan){
        TTAlertConfig *config = [[TTAlertConfig alloc] init];
        config.title = @"提示";
        config.message = @"确定删除该聊天吗？";
        [TTPopup alertWithConfig:config confirmHandler:^{
            SessionListCell * cell = (SessionListCell *)sender.view;
            NIMRecentSession * session = cell.session;
            
            NIMSessionDeleteAllRemoteMessagesOptions *option = [[NIMSessionDeleteAllRemoteMessagesOptions alloc]init];
         
            [[NIMSDK sharedSDK].conversationManager deleteAllRemoteMessagesInSession:session.session options:option completion:^(NSError * _Nullable error) {
                [[NIMSDK sharedSDK].conversationManager deleteRecentSession:session];
            }];
        } cancelHandler:^{
            
        }];
    }
    
    
    
   
}
#pragma mark - NIMConversationManagerDelegate
- (void)didLoadAllRecentSessionCompletion {
    [self initDatas];
    [self.sessionListView reloadData];
}

- (void)didAddRecentSession:(NIMRecentSession *)recentSession
           totalUnreadCount:(NSInteger)totalUnreadCount {
    if(self.openType != SessionListOpenTypeRoom && [[ClientConfig shareConfig].configInfo.officialMsgUids containsObject:recentSession.session.sessionId]) {
        [self.headView updateBadgeWithSessionId:recentSession.session.sessionId unreadCount:recentSession.unreadCount];
        return;
    }
	if (recentSession.session.sessionId.integerValue > 0) {
		[self.recentSessions addObject:recentSession];
	}
    [self.recentSessions sortUsingComparator:^NSComparisonResult(id obj1, id obj2) {
        NIMRecentSession *item1 = obj1;
        NIMRecentSession *item2 = obj2;
        if (item1.lastMessage.timestamp < item2.lastMessage.timestamp) {
            return NSOrderedDescending;
        }
        if (item1.lastMessage.timestamp > item2.lastMessage.timestamp) {
            return NSOrderedAscending;
        }
        return NSOrderedSame;
    }];
    [self.sessionListView reloadData];
    [self setTabBarItemBadge:totalUnreadCount];
}

- (void)didUpdateRecentSession:(NIMRecentSession *)recentSession
              totalUnreadCount:(NSInteger)totalUnreadCount {
    if(self.openType != SessionListOpenTypeRoom && [[ClientConfig shareConfig].configInfo.officialMsgUids containsObject:recentSession.session.sessionId]) {
        [self.headView updateBadgeWithSessionId:recentSession.session.sessionId unreadCount:recentSession.unreadCount];
        return;
    }
    for (NIMRecentSession *recent in self.recentSessions) {
        if ([recentSession.session.sessionId isEqualToString:recent.session.sessionId]) {
            [self.recentSessions removeObject:recent];
            break;
        }
    }
    NSInteger insert = [self findInsertPlace:recentSession];
	if (recentSession.session.sessionId.integerValue > 0) {
		[self.recentSessions insertObject:recentSession atIndex:insert];
	}
    [self.sessionListView reloadData];
    [self setTabBarItemBadge:totalUnreadCount];
}

- (void)didRemoveRecentSession:(NIMRecentSession *)recentSession
              totalUnreadCount:(NSInteger)totalUnreadCount {
    // 清理本地数据
    NSUInteger index = [self.recentSessions indexOfObject:recentSession];
	if (index < self.recentSessions.count) {
		[self.recentSessions removeObjectAtIndex:index];
	}    
    // 如果删除本地会话后就不允许漫游当前会话，则需要进行一次删除服务器会话的操作
    BOOL deleteRemote = NO;
    if (deleteRemote) {
        [[NIMSDK sharedSDK].conversationManager deleteRemoteSessions:@[recentSession.session]
                                                          completion:nil];
    }
    [self.sessionListView reloadData];
    [self setTabBarItemBadge:totalUnreadCount];
}

#pragma mark - NIMLoginManagerDelegate
- (void)onLogin:(NIMLoginStep)step {
    if (step == NIMLoginStepSyncOK) {
		[self initDatas];
    }
}

#pragma mark - JXCategoryListContentViewDelegate
- (UIView *)listView {
	return self.view;
}

#pragma mark - XPSessionListHeadViewDelegate
///点击官方公告
- (void)XPSessionListHeadViewDidClickOffice {
    NSString *uid = [[ClientConfig shareConfig].configInfo.officialMsgUids safeObjectAtIndex1:0];
    SessionViewController *sessionVC = [[SessionViewController alloc] initWithSession:[NIMSession session:uid type:NIMSessionTypeP2P]];
    sessionVC.openType = self.openType;
    [self.navigationController pushViewController:sessionVC animated:YES];
}
///点击活动通知
- (void)XPSessionListHeadViewDidClickActivity {
    NSString *uid = [[ClientConfig shareConfig].configInfo.officialMsgUids safeObjectAtIndex1:1];
    SessionViewController *sessionVC = [[SessionViewController alloc] initWithSession:[NIMSession session:uid type:NIMSessionTypeP2P]];
    sessionVC.openType = self.openType;
    [self.navigationController pushViewController:sessionVC animated:YES];
}
///点击订阅提醒
- (void)XPSessionListHeadViewDidClickSubscribe {
    NSString *uid = [[ClientConfig shareConfig].configInfo.officialMsgUids safeObjectAtIndex1:2];
    SessionViewController *sessionVC = [[SessionViewController alloc] initWithSession:[NIMSession session:uid type:NIMSessionTypeP2P]];
    sessionVC.openType = self.openType;
    [self.navigationController pushViewController:sessionVC animated:YES];
}
///点击发现萌新
- (void)XPSessionListHeadViewDidClickMengxin {
    XPSessionFindNewViewController * findNewVC = [[XPSessionFindNewViewController alloc] init];
    [self.navigationController pushViewController:findNewVC animated:YES];
}

#pragma mark - Private
- (NSInteger)findInsertPlace:(NIMRecentSession *)recentSession{
    __block NSUInteger matchIdx = 0;
    __block BOOL find = NO;
    [self.recentSessions enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
        NIMRecentSession *item = obj;
        if (item.lastMessage.timestamp <= recentSession.lastMessage.timestamp) {
            *stop = YES;
            find  = YES;
            matchIdx = idx;
        }
    }];
    if (find) {
        return matchIdx;
    } else {
        return self.recentSessions.count;
    }
}

- (void)sort{
    [self.recentSessions sortUsingComparator:^NSComparisonResult(id obj1, id obj2) {
        NIMRecentSession *item1 = obj1;
        NIMRecentSession *item2 = obj2;
        if (item1.lastMessage.timestamp < item2.lastMessage.timestamp) {
            return NSOrderedDescending;
        }
        if (item1.lastMessage.timestamp > item2.lastMessage.timestamp) {
            return NSOrderedAscending;
        }
        return NSOrderedSame;
    }];
}

- (void)setTabBarItemBadge:(NSInteger)value {
    if (self.parentMode) {
        [self.tabBarItem setBadgeValue:0];
        return;
    }
    if (value > 0) {
		[self.tabBarController.tabBar.items[3] setBadgeValue:[NSString stringWithFormat:@"%ld", value]];
    } else {
		[self.tabBarController.tabBar.items[3] setBadgeValue:nil];
    }
}

#pragma mark - action
- (void)allRead {
    NSInteger count = [NIMSDK sharedSDK].conversationManager.allUnreadCount;
    if (count<1) {
        [self showErrorToast:@"暂无未读消息需要清理"];
        return;
    }
    TTAlertConfig * config = [[TTAlertConfig alloc] init];
    config.confirmButtonConfig.title = @"清除";
    config.message =@"清除当前未读消息提醒？";
    [TTPopup alertWithConfig:config confirmHandler:^{
        NSMutableArray *array = [NSMutableArray array];
        [self.recentSessions enumerateObjectsUsingBlock:^(NIMRecentSession * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
            [array addObject:obj.session];
        }];
        [[NIMSDK sharedSDK].conversationManager batchMarkMessagesReadInSessions:array];
        [self setTabBarItemBadge:0];
        [self.sessionListView reloadData];
    } cancelHandler:^{
        
    }];
}

- (UITableView *)sessionListView {
    if (!_sessionListView) {
        _sessionListView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
        _sessionListView.separatorStyle = UITableViewCellSeparatorStyleNone;
        _sessionListView.backgroundColor = UIColor.clearColor;
        _sessionListView.delegate = self;
        _sessionListView.dataSource = self;
        _sessionListView.showsVerticalScrollIndicator = NO;
        
    }
    return _sessionListView;
}

- (NSMutableArray<NIMRecentSession *> *)recentSessions {
	if (!_recentSessions) {
		_recentSessions = [NSMutableArray array];
	}
	return _recentSessions;
}

- (XPTeenagerHomeView *)teenagerView {
    if (!_teenagerView) {
        _teenagerView = [[XPTeenagerHomeView alloc] init];
    }
    return _teenagerView;
}

- (XPSessionListHeadView *)headView {
    if (!_headView) {
        _headView = [[XPSessionListHeadView alloc] init];
        _headView.delegate = self;
    }
    return _headView;
}
@end