//
//  MBIMBridge.m
//  MessagesBridge
//
//  Created by James Magahern on 11/12/18.
//  Copyright © 2018 James Magahern. All rights reserved.
//

#import "MBIMBridge.h"

#import <IMCore/IMCore.h>
#import <IMCore/IMCore_Private.h>

#import <IMFoundation/IMFoundation.h>
#import <IMFoundation/IMFoundation_Private.h>

static NSString *const MBIMBridgeToken = @"net.buzzert.MBIMBridge";

@implementation MBIMBridge

- (instancetype)init
{
    self = [super init];
    if (self) {
        [self registerForNotifications];
        
        [sDaemonController setDelegate:self];
        [sDaemonListener addHandler:self];
    }
    
    return self;
}

#pragma mark -
#pragma mark Connection

- (void)connect
{
    if (![sDaemonController hasListenerForID: MBIMBridgeToken]) {
        if (![sDaemonController addListenerID:MBIMBridgeToken capabilities:(kFZListenerCapFileTransfers | kFZListenerCapManageStatus | kFZListenerCapChats | kFZListenerCapMessageHistory | kFZListenerCapIDQueries | kFZListenerCapSendMessages)]) {
            NSLog(@"Failed to connect to imagent");
        }
    }
}

- (void)disconnect
{
    [sDaemonController removeListenerID:MBIMBridgeToken];
}

#pragma mark -
#pragma mark Notifications

- (void)registerForNotifications
{
    (void)[IMChatRegistry sharedInstance];
    
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_messageReceived:) name:IMChatMessageReceivedNotification object:nil];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(_chatRegistryDidLoad:) name:IMChatRegistryDidLoadNotification object:nil];
    
    [[NSNotificationCenter defaultCenter] addObserverForName: IMChatRegistryUnreadCountChangedNotification
                                                      object: nil
                                                       queue: [NSOperationQueue mainQueue]
                                                  usingBlock:^(NSNotification *note) {
                                                      NSLog(@"Unread count changed: %d", (int)[[IMChatRegistry sharedInstance] unreadCount]);
                                                  }];
}

- (void)_messageReceived:(NSNotification *)notification
{
    NSLog(@"Received!");
    
    // Automated reply
    IMAccount *iMessageAccount = [[IMAccountController sharedInstance] bestAccountForService:[IMServiceImpl iMessageService]];
    IMHandle *handle = [[iMessageAccount arrayOfAllIMHandles] firstObject];
    
    /* this caused a crazy loop for some reason!! */
    
    /*
    NSAttributedString *replyAttrString = [[NSAttributedString alloc] initWithString:@"This is a test automated reply. Please ignore."];
    IMMessage *reply = [IMMessage fromMeIMHandle:handle withText:replyAttrString fileTransferGUIDs:@[] flags:kIMMessageFinished];
    
    IMChat *chat = [notification object];
    [chat sendMessage:reply];
    */
}

- (void)_chatRegistryDidLoad:(NSNotification *)notification
{
    NSLog(@"Loaded chat registry. %lu existing chats", (unsigned long)[sChatRegistry numberOfExistingChats]);
}

#pragma mark -
#pragma mark Daemon lifecycle

- (void)daemonControllerWillConnect
{
    NSLog(@"About to connect to daemon");
}

- (void)daemonControllerDidConnect
{
    NSLog(@"Did connect to daemon");
    
    IMAccount *iMessageAccount = [[IMAccountController sharedInstance] bestAccountForService:[IMServiceImpl iMessageService]];
    if (iMessageAccount) {
        NSLog(@"iMessage account connected: %@", iMessageAccount);
    } else {
        NSLog(@"Was not able to connect to iMessage account");
    }
}

- (void)daemonControllerDidDisconnect
{
    NSLog(@"Did disconnect from daemon");
}

- (void)daemonConnectionLost
{
    NSLog(@"Connection lost to daemon");
}

@end