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const crypto = require('crypto');
const { sendMessage, sendError } = require('../utils');
const { getResponseSender } = require('../routes/endpoints/schemas');
const { saveMessage } = require('../../models');
/**
* Denies a request by sending an error message and optionally saves the user's message.
*
* @async
* @function
* @param {Object} req - Express request object.
* @param {Object} req.body - The body of the request.
* @param {string} [req.body.messageId] - The ID of the message.
* @param {string} [req.body.conversationId] - The ID of the conversation.
* @param {string} [req.body.parentMessageId] - The ID of the parent message.
* @param {string} req.body.text - The text of the message.
* @param {Object} res - Express response object.
* @param {string} errorMessage - The error message to be sent.
* @returns {Promise<Object>} A promise that resolves with the error response.
* @throws {Error} Throws an error if there's an issue saving the message or sending the error.
*/
const denyRequest = async (req, res, errorMessage) => {
let responseText = errorMessage;
if (typeof errorMessage === 'object') {
responseText = JSON.stringify(errorMessage);
}
const { messageId, conversationId: _convoId, parentMessageId, text } = req.body;
const conversationId = _convoId ?? crypto.randomUUID();
const userMessage = {
sender: 'User',
messageId: messageId ?? crypto.randomUUID(),
parentMessageId,
conversationId,
isCreatedByUser: true,
text,
};
sendMessage(res, { message: userMessage, created: true });
const shouldSaveMessage =
_convoId && parentMessageId && parentMessageId !== '00000000-0000-0000-0000-000000000000';
if (shouldSaveMessage) {
await saveMessage({ ...userMessage, user: req.user.id });
}
return await sendError(res, {
sender: getResponseSender(req.body),
messageId: crypto.randomUUID(),
conversationId,
parentMessageId: userMessage.messageId,
text: responseText,
shouldSaveMessage,
user: req.user.id,
});
};
module.exports = denyRequest;
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