hippofish/src/api/endpoints/messaging/messages.ts
2017-03-03 08:24:48 +09:00

133 lines
2.9 KiB
TypeScript

'use strict';
/**
* Module dependencies
*/
import it from '../../it';
import Message from '../../models/messaging-message';
import User from '../../models/user';
import serialize from '../../serializers/messaging-message';
import publishUserStream from '../../event';
import { publishMessagingStream } from '../../event';
/**
* 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] = it(params.user_id).expect.id().required().qed();
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, markAsReadErr] = it(params.mark_as_read).expect.boolean().default(true).qed();
if (markAsReadErr) return rej('invalid mark_as_read param');
// Get 'limit' parameter
const [limit, limitErr] = it(params.limit).expect.number().range(1, 100).default(10).qed();
if (limitErr) return rej('invalid limit param');
// Get 'since_id' parameter
const [sinceId, sinceIdErr] = it(params.since_id).expect.id().qed();
if (sinceIdErr) return rej('invalid since_id param');
// Get 'max_id' parameter
const [maxId, maxIdErr] = it(params.max_id).expect.id().qed();
if (maxIdErr) return rej('invalid max_id param');
// Check if both of since_id and max_id is specified
if (sinceId !== null && maxId !== null) {
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) {
const ids = messages
.filter(m => m.is_read == false)
.filter(m => m.recipient_id.equals(user._id))
.map(m => m._id);
// Update documents
await Message.update({
_id: { $in: ids }
}, {
$set: { is_read: true }
}, {
multi: true
});
// Publish event
publishMessagingStream(recipient._id, user._id, 'read', ids.map(id => id.toString()));
const count = await Message
.count({
recipient_id: user._id,
is_read: false
});
if (count == 0) {
// 全ての(いままで未読だった)メッセージを(これで)読みましたよというイベントを発行
publishUserStream(user._id, 'read_all_messaging_messages');
}
}
});