//
//  MessageListViewController.m
//  FirstLink
//
//  Created by mac on 14-9-10.
//  Copyright (c) 2014年 FirstLink. All rights reserved.
//

#import "SessionListController.h"

#import "FKSessionListViewModel.h"

#import "FirstLinkAppDelegate.h"
#import "PindanMessageController.h"

#import "UIImageView+FLAddition.h"

#import "FKMessageManager.h"

@interface SessionListController ()
<SRRefreshDelegate, UITableViewDataSource, UITableViewDelegate>

@property (nonatomic, strong) FKSessionListViewModel *listViewModel;

@property (nonatomic, strong) UILabel *badgeView;

@end

@implementation SessionListController

- (instancetype)initWithCoder:(NSCoder *)aDecoder {
    self = [super initWithCoder:aDecoder];
    if (self) {
    }
    return self;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view from its nib.
    
    [self configUnreadRefreshCallBackAfterViewDidLoad];
    
    [self refreshUsersAndUnreadMessage];
}

- (void)refreshUsersAndUnreadMessage {
    [self requestUsersForHuanxin];
    [[FKMessageManager sharedInstance] refreshMessageUnreadMessage];
}

- (void)dealloc {
    [[NSNotificationCenter defaultCenter] removeObserver:self];
}

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    
    self.navigationItem.title = @"消息";
    [UIApplication sharedApplication].statusBarHidden = NO;
    [self.navigationController setNavigationBarHidden:NO animated:NO];
    
    [self.tableView reloadData];
    
    if (![FKMessageManager sharedInstance].remoteMessageBadge) {
        [self refreshUsersAndUnreadMessage];
    }
}

- (void)viewDidAppear:(BOOL)animated {
    [super viewDidAppear:animated];
    
    [[FKMessageManager sharedInstance] addEaseMobDelegate:self
                                             observerType:FKEaseMobObserverTypeService];
}

- (void)viewWillDisappear:(BOOL)animated {
    [super viewWillDisappear:animated];
}

- (void)viewDidDisappear:(BOOL)animated {
    [super viewDidDisappear:animated];
    
    [[FKMessageManager sharedInstance] removeEaseMobDelegate:self
                                                observerType:FKEaseMobObserverTypeService];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

#pragma mark -

- (NSMutableArray *)loadDataSource {
    WeakSelf(weakSelf);
    __block NSInteger chatterID;
    __block EMMessage *latestCustomMessage;
    __weak FKMessageManager *weakMessageManager = [FKMessageManager sharedInstance];
    NSArray *conversations = [[EMClient sharedClient].chatManager loadAllConversationsFromDB];
    
    [conversations enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
        EMConversation *conversation = (EMConversation*)obj;
        chatterID = conversation.conversationId.integerValue;
        if (conversation.type != EMConversationTypeGroupChat) {
            if (chatterID >= MinCustomerConversationID && chatterID <= MaxCustomerConversationID) {
                EMMessage *message = [weakSelf realLastMessage:conversation];
                if (latestCustomMessage == nil) {
                    latestCustomMessage = message;
                } else {
                    if (latestCustomMessage.timestamp < message.timestamp) {
                        latestCustomMessage = message;
                    }
                }
            } else {
                [conversation markAllMessagesAsRead:nil];
            }
        }
    }];
    if (latestCustomMessage) {
        EMConversation *latestConversation = [[EMClient sharedClient].chatManager getConversation:latestCustomMessage.conversationId
                                                                                             type:EMConversationTypeChat
                                                                                 createIfNotExist:NO];
        
        FKLatestMessage *message = [[FKLatestMessage alloc] init];
        message.userID = latestCustomMessage.from;
        message.text = [self subTitleMessageByConversation:latestConversation];
        weakMessageManager.latestCustomerMessage = message;
    }
    return nil;
}

+ (NSInteger)localUnreadMessageCount {
    __block NSInteger chatterID;
    __block NSInteger unreadCount = 0;
    
    NSArray *conversations = [[EMClient sharedClient].chatManager loadAllConversationsFromDB];
    [conversations enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
        EMConversation *conversation = (EMConversation*)obj;
        chatterID = conversation.conversationId.integerValue;
        if (conversation.type != EMConversationTypeGroupChat) {
            if (chatterID >= MinCustomerConversationID && chatterID <= MaxCustomerConversationID) {
                unreadCount += conversation.unreadMessagesCount;
            } else {
                [conversation markAllMessagesAsRead:nil];
            }
        }
    }];
    return unreadCount;
}

#pragma mark - Unread Message

- (void)configUnreadRefreshCallBackBeforeViewDidLoad {
    WeakSelf(weakSelf);
    __weak FKMessageManager *weakMessageManage = [FKMessageManager sharedInstance];
    [FKMessageManager sharedInstance].unreadRefreshCallBackBeforeViewDidLoad = ^() {
        NSInteger localBadge = [SessionListController localUnreadMessageCount];
        [weakSelf setBadgeViewNumber:(localBadge + weakMessageManage.remoteMessageBadge.totalBadge)];
        
        if ([FKUserManager sharedManager].applicationMode == ApplicationModeVisitor) {
            [weakSelf setBadgeViewNumber:0];
        }
    };
}

- (void)configUnreadRefreshCallBackAfterViewDidLoad {
    WeakSelf(weakSelf);
    __weak FKMessageManager *weakMessageManage = [FKMessageManager sharedInstance];
    [FKMessageManager sharedInstance].unreadRefreshCallBackAfterViewDidLoad = ^() {
        NSInteger localBadge = [SessionListController localUnreadMessageCount];
        [weakSelf setBadgeViewNumber:(localBadge + weakMessageManage.remoteMessageBadge.totalBadge)];
        
        if ([FKUserManager sharedManager].applicationMode == ApplicationModeVisitor) {
            [weakSelf setBadgeViewNumber:0];
        }
        
        [weakSelf.tableView reloadData];
    };
}

#pragma mark - Method

- (void)configBadgeView {
    FirstLinkAppDelegate *delegate = (FirstLinkAppDelegate *)[[UIApplication sharedApplication] delegate];
    UITabBarController *tabbarController = (UITabBarController*)delegate.window.rootViewController;
    if ([tabbarController isKindOfClass:[UITabBarController class]]) {
        [tabbarController.tabBar addSubview:self.badgeView];
    }
}

- (void)setBadgeViewNumber:(NSInteger)count {
    if (count <= 0) {
        self.badgeView.hidden = YES;
    } else {
        self.badgeView.hidden = NO;
        self.badgeView.text = [NSString stringWithFormat:@"%lu", (long)count];
    }
}

#pragma mark - TableView Delegate

-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 4;
}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{
    return 64;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    SessionListCell *cell = [tableView dequeueReusableCellWithIdentifier:SessionListCellIndetifier];
    if (cell) {
        cell.iconView.image = [self.listViewModel imageAtIndex:indexPath.row];
        cell.tagLabel.text = [self.listViewModel titleAtIndex:indexPath.row];
        
        FKMessageManager *messageManage = [FKMessageManager sharedInstance];
        
        switch (indexPath.row) {
            case 0: {
                [cell setCellType:SessionListCellTypeDefault];
                [cell setUnreadNumberString:messageManage.remoteMessageBadge.systemBadge];
                break;
            }
            case 1: {
                [cell setCellType:SessionListCellTypeDefault];
                [cell setUnreadNumberString:messageManage.remoteMessageBadge.pindanBadge];
                break;
            }
            case 2: {
                [cell setCellType:SessionListCellTypeMessage];
                [cell setUnreadNumberString:messageManage.remoteMessageBadge.commentBadge];
                
                [cell setMessageText:messageManage.latestCommentMessage.text];
                cell.headView.hidden = cell.messageLabel.hidden;
                if (messageManage.latestCommentMessage.headURL) {
                    [cell.headView setImageWithURL:messageManage.latestCommentMessage.headURL
                                  placeholderImage:nil
                                             width:HEAD_PHOTO_LENGTH_32
                                            height:HEAD_PHOTO_LENGTH_32];
                }
                break;
            }
            case 3: {
                [cell setCellType:SessionListCellTypeMessage];
                [cell setUnreadNumberString:[NSString stringWithFormat:@"%lu", (long)[SessionListController localUnreadMessageCount]]];
                
                [cell setMessageText:messageManage.latestCustomerMessage.text];
                [self setHeadView:cell userID:messageManage.latestCustomerMessage.userID];
                break;
            }
            default:
                break;
        }
    }
    
    if ([FKUserManager sharedManager].applicationMode == ApplicationModeVisitor) {
        cell.unreadLabel.hidden = YES;
    }
    
    if ([cell respondsToSelector:@selector(setSeparatorInset:)]) {
        [cell setSeparatorInset:UIEdgeInsetsZero];
    }
    
    if ([cell respondsToSelector:@selector(setLayoutMargins:)]) {
        [cell setLayoutMargins:UIEdgeInsetsZero];
    }
    
    return cell;
}

- (void)setHeadView:(SessionListCell *)cell userID:(NSString*)userID {
    NSString *urlString = self.nicknameAndHearurlDict[userID][@"headURL"];
    [cell.headView setImageWithURL:urlString
                  placeholderImage:nil
                             width:HEAD_PHOTO_LENGTH_32
                            height:HEAD_PHOTO_LENGTH_32];
}

-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
    [tableView deselectRowAtIndexPath:indexPath animated:YES];
    
    if ([FKUserManager sharedManager].applicationMode == ApplicationModeVisitor) {
        [self showLoginActionMenu];
        return;
    }
    
    UIViewController *viewController;
    FKMessageManager *messageManager = [FKMessageManager sharedInstance];
    switch (indexPath.row) {
        case 0: {
            messageManager.remoteMessageBadge.systemBadge = @"0";
            viewController = [[FLControllerHelper currentStoryBoard] instantiateViewControllerWithIdentifier:@"SysMSGViewController"];
            break;
        }
        case 1: {
            messageManager.remoteMessageBadge.pindanBadge = @"0";
            viewController = [[PindanMessageController alloc] init];
            break;
        }
        case 2: {
            messageManager.remoteMessageBadge.commentBadge = @"0";
            viewController = [[FLControllerHelper currentStoryBoard] instantiateViewControllerWithIdentifier:@"CommentMessageController"];
            break;
        }
        case 3: {
            CustomerListController *cusController = [[CustomerListController alloc] init];
            cusController.nicknameAndHearurlDict = self.nicknameAndHearurlDict;
            cusController.hidesBottomBarWhenPushed = YES;
            
            viewController = cusController;
            break;
        }
        default:
            break;
    }
    if (viewController) {
        [self.navigationController pushViewController:viewController animated:YES];
    }
}

#pragma mark -

- (void)setupReadPindanMessageBlock:(PindanMessageController*)controller {
    WeakSelf(weakSelf);
    __weak FKMessageManager *weakMessageManage = [FKMessageManager sharedInstance];
    controller.readPindanMessageBlock = ^() {
        int count = weakMessageManage.remoteMessageBadge.pindanBadge.intValue;
        weakMessageManage.remoteMessageBadge.pindanBadge = [NSString stringWithFormat:@"%d", MAX(0, --count)];
        [weakSelf.tableView reloadData];
    };
}

#pragma mark - IChatMangerDelegate

// 统计未读消息数
-(void)setupUnreadMessageCount {
    NSInteger unreadCount = [SessionListController localUnreadMessageCount];
    __weak FKMessageManager *weakMessageManage = [FKMessageManager sharedInstance];
    if (weakMessageManage.remoteMessageBadge) {
        unreadCount += weakMessageManage.remoteMessageBadge.totalBadge;
    }
    [self setBadgeViewNumber:unreadCount];
}

// 收到消息回调
-(void)messagesDidReceive:(NSArray *)aMessages {
    FKMessageManager *messageManage = [FKMessageManager sharedInstance];
    EMMessage *message = aMessages.lastObject;
    BOOL needShowNotification = (message.chatType == EMChatTypeGroupChat) ? [self needShowNotification:message.conversationId] : YES;
    if (needShowNotification) {
#if !TARGET_IPHONE_SIMULATOR
        [self playSoundAndVibration];
        
        NSInteger unreadCount = [SessionListController localUnreadMessageCount];
        if (messageManage.remoteMessageBadge) {
            unreadCount += messageManage.remoteMessageBadge.totalBadge;
        }
        
        UIApplicationState state = [[UIApplication sharedApplication] applicationState];
        if (state == UIApplicationStateBackground) {
            [self showNotificationWithMessage:message];
        } else {
            if (unreadCount > 0) {
                [self setBadgeViewNumber:(int)(unreadCount)];
            } else {
                [self setBadgeViewNumber:0];
            }
        }
#endif
    }
    [self loadDataSource];
    [self.tableView reloadData];
}


#pragma mark - Property

- (FKSessionListViewModel *)listViewModel {
    if (!_listViewModel) {
        _listViewModel = [[FKSessionListViewModel alloc] init];
    }
    return _listViewModel;
}

- (UILabel*)badgeView {
    if (!_badgeView) {
        _badgeView = [[UILabel alloc]init];
        _badgeView.textAlignment = NSTextAlignmentCenter;
        _badgeView.frame = CGRectMake(UISCREENWIDTH*7/10 + 4, 4, 16, 16);
        _badgeView.layer.cornerRadius = 8;
        _badgeView.textColor = [UIColor whiteColor];
        _badgeView.backgroundColor = UIColorFromRGB(0xff676b);
        _badgeView.font = [UIFont systemFontOfSize:11];
        _badgeView.clipsToBounds = YES;
        _badgeView.hidden = YES;
    }
    return _badgeView;
}

@end