misskey/src/api/endpoints/messaging/messages.ts
2017-06-13 02:12:30 +09:00

103 lines
2.2 KiB
TypeScript

/**
* Module dependencies
*/
import $ from 'cafy';
import Message from '../../models/messaging-message';
import User from '../../models/user';
import serialize from '../../serializers/messaging-message';
import read from '../../common/read-messaging-message';
/**
* Get messages
*
* @param {any} params
* @param {any} user
* @return {Promise<any>}
*/
module.exports = (params, user) => new Promise(async (res, rej) => {
// Get 'user_id' parameter
const [recipientId, recipientIdErr] = $(params.user_id).id().$;
if (recipientIdErr) return rej('invalid user_id param');
// Fetch recipient
const recipient = await User.findOne({
_id: recipientId
}, {
fields: {
_id: true
}
});
if (recipient === null) {
return rej('user not found');
}
// Get 'mark_as_read' parameter
const [markAsRead = true, markAsReadErr] = $(params.mark_as_read).optional.boolean().$;
if (markAsReadErr) return rej('invalid mark_as_read param');
// Get 'limit' parameter
const [limit = 10, limitErr] = $(params.limit).optional.number().range(1, 100).$;
if (limitErr) return rej('invalid limit param');
// Get 'since_id' parameter
const [sinceId, sinceIdErr] = $(params.since_id).optional.id().$;
if (sinceIdErr) return rej('invalid since_id param');
// Get 'max_id' parameter
const [maxId, maxIdErr] = $(params.max_id).optional.id().$;
if (maxIdErr) return rej('invalid max_id param');
// Check if both of since_id and max_id is specified
if (sinceId && maxId) {
return rej('cannot set since_id and max_id');
}
const query = {
$or: [{
user_id: user._id,
recipient_id: recipient._id
}, {
user_id: recipient._id,
recipient_id: user._id
}]
} as any;
const sort = {
_id: -1
};
if (sinceId) {
sort._id = 1;
query._id = {
$gt: sinceId
};
} else if (maxId) {
query._id = {
$lt: maxId
};
}
// Issue query
const messages = await Message
.find(query, {
limit: limit,
sort: sort
});
// Serialize
res(await Promise.all(messages.map(async message =>
await serialize(message, user, {
populateRecipient: false
}))));
if (messages.length === 0) {
return;
}
// Mark as read all
if (markAsRead) {
read(user._id, recipient._id, messages);
}
});