const https = require('https');

const LINEWORKS_API_URL = 'https://www.worksapis.com/v1.0/bots/{botId}/messages';
const BOT_ID = '10131520';
const BOT_SECRET = 'TehiDYmOqdySbgZKGfSRTp7qGB40/x';
const USER_ID = 'kenichiro.nogi@works-nextgroup2';

async function sendMessage(message) {
    const payload = JSON.stringify({
        botId: BOT_ID,
        accountId: USER_ID,
        content: {
            type: 'text',
            text: message
        }
    });

    // userIdに@が含まれない場合はchannelIdとして扱う
    let apiUrl;
    if (USER_ID.includes('@')) {
        apiUrl = `https://www.worksapis.com/v1.0/bots/${BOT_ID}/users/${USER_ID}/messages`;
    } else {
        apiUrl = `https://www.worksapis.com/v1.0/bots/${BOT_ID}/channels/${USER_ID}/messages`;
    }

    const body = {
        'content': {
            'type': 'text',
            'text': messageText
        }
    };

    return new Promise((resolve, reject) => {
        const req = https.request(options, (res) => {
            let data = '';
            res.on('data', (chunk) => {
                data += chunk;
            });
            res.on('end', () => {
                resolve({
                    status: res.statusCode,
                    body: data
                });
            });
        });

        req.on('error', reject);
        req.write(payload);
        req.end();
    });
}

// 使用例
sendMessage('Hello from LINEWORKS Bot!')
    .then(result => console.log('Success:', result))
    .catch(error => console.error('Error:', error));