//
//  MBIMAliasValidationOperation.m
//  MBIMAliasValidationOperation
//
//  Created by James Magahern on 7/8/21.
//  Copyright © 2021 James Magahern. All rights reserved.
//

#import "MBIMAliasValidationOperation.h"

#import "IMCore_ClassDump.h"
#import "IMFoundation_ClassDump.h"

@implementation MBIMAliasValidationOperation

+ (void)load { [super load]; }

+ (NSString *)endpointName
{
    return @"validate";
}

- (void)main
{
    NSString *address = [self valueForQueryItemWithName:@"address"];
    if ([address length] == 0) {
        self.serverCompletionBlock([[HTTPErrorResponse alloc] initWithErrorCode:401]);
        return;
    }
    
    NSString *unformattedAddress = IMStripFormattingFromAddress(address);
    BOOL isEmailAddress = IMStringIsEmail(unformattedAddress);
    
    NSString *IDSaddress = isEmailAddress ? IDSCopyIDForEmailAddress(unformattedAddress)
                                          : IDSCopyIDForPhoneNumber(unformattedAddress);
    
    if (!IDSaddress) {
        MBIMLogError(@"Could not get IDS address for: %@", unformattedAddress);
        self.serverCompletionBlock([[HTTPErrorResponse alloc] initWithErrorCode:401]);
        return;
    }
    
    __block IMChat *existingChat = nil;
    dispatch_sync([[self class] sharedIMAccessQueue], ^{
        IMAccount *iMessageAccount = [[IMAccountController sharedInstance] bestAccountForService:[IMServiceImpl iMessageService]];
        IMHandle *handle = [iMessageAccount imHandleWithID:unformattedAddress];
        
        if (handle) {
            existingChat = [[IMChatRegistry sharedInstance] existingChatForIMHandle:handle];
        }
    });
    
    IMChatCalculateServiceForSendingNewComposeMaybeForce(
        @[ IDSaddress ], nil, nil, NO, isEmailAddress, YES, NO, NO, nil,
    ^(BOOL allAddressesiMessageCapable, NSDictionary *availabilityPerRecipient, BOOL checkedServer, NSError *error) {
        NSMutableDictionary *response = [NSMutableDictionary dictionaryWithDictionary:@{
            @"capable"        : @(allAddressesiMessageCapable),
            @"idsAddress"    : IDSaddress,
        }];
        
        if ([existingChat guid]) {
            [response setObject:[existingChat guid] forKey:@"existingGuid"];
        }
        
        self.serverCompletionBlock([MBIMJSONDataResponse responseWithJSONObject:response]);
    });
}

@end