// SPDX-License-Identifier: MIT
// Copyright © 2018-2021 WireGuard LLC. All Rights Reserved.

#import <Cocoa/Cocoa.h>

int main(int argc, char *argv[])
{
    NSString *appId = [NSBundle.mainBundle objectForInfoDictionaryKey:@"com.wireguard.macos.app_id"];
    NSString *appGroupId = [NSBundle.mainBundle objectForInfoDictionaryKey:@"com.wireguard.macos.app_group_id"];
    if (!appId || !appGroupId)
        return 1;
    NSURL *containerUrl = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:appGroupId];
    if (!containerUrl)
        return 2;
    uint64_t now = clock_gettime_nsec_np(CLOCK_UPTIME_RAW);
    if (![[NSData dataWithBytes:&now length:sizeof(now)] writeToURL:[containerUrl URLByAppendingPathComponent:@"login-helper-timestamp.bin"] atomically:YES])
        return 3;
    if (@available(macOS 10.15, *)) {
        NSCondition *condition = [[NSCondition alloc] init];
        NSURL *appURL = [NSWorkspace.sharedWorkspace URLForApplicationWithBundleIdentifier:appId];
        if (!appURL)
            return 4;
        NSWorkspaceOpenConfiguration *openConfiguration = [NSWorkspaceOpenConfiguration configuration];
        openConfiguration.activates = NO;
        openConfiguration.addsToRecentItems = NO;
        openConfiguration.hides = YES;
        [NSWorkspace.sharedWorkspace openApplicationAtURL:appURL configuration:openConfiguration completionHandler:^(NSRunningApplication * _Nullable app, NSError * _Nullable error) {
            [condition signal];
        }];
        [condition wait];
    } else {
        [NSWorkspace.sharedWorkspace launchAppWithBundleIdentifier:appId options:NSWorkspaceLaunchWithoutActivation
                                    additionalEventParamDescriptor:NULL launchIdentifier:NULL];
    }
    return 0;
}