130 lines
2.9 KiB
TypeScript
130 lines
2.9 KiB
TypeScript
/**
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* Module dependencies
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*/
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import it from 'cafy';
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import Message from '../../models/messaging-message';
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import User from '../../models/user';
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import serialize from '../../serializers/messaging-message';
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import publishUserStream from '../../event';
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import { publishMessagingStream } from '../../event';
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/**
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* Get messages
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*
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* @param {any} params
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* @param {any} user
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* @return {Promise<any>}
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*/
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module.exports = (params, user) => new Promise(async (res, rej) => {
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// Get 'user_id' parameter
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const [recipientId, recipientIdErr] = it(params.user_id).expect.id().required().get();
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if (recipientIdErr) return rej('invalid user_id param');
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// Fetch recipient
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const recipient = await User.findOne({
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_id: recipientId
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}, {
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fields: {
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_id: true
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}
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});
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if (recipient === null) {
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return rej('user not found');
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}
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// Get 'mark_as_read' parameter
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const [markAsRead = true, markAsReadErr] = it(params.mark_as_read).expect.boolean().get();
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if (markAsReadErr) return rej('invalid mark_as_read param');
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// Get 'limit' parameter
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const [limit = 10, limitErr] = it(params.limit).expect.number().range(1, 100).get();
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if (limitErr) return rej('invalid limit param');
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// Get 'since_id' parameter
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const [sinceId, sinceIdErr] = it(params.since_id).expect.id().get();
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if (sinceIdErr) return rej('invalid since_id param');
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// Get 'max_id' parameter
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const [maxId, maxIdErr] = it(params.max_id).expect.id().get();
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if (maxIdErr) return rej('invalid max_id param');
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// Check if both of since_id and max_id is specified
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if (sinceId && maxId) {
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return rej('cannot set since_id and max_id');
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}
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const query = {
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$or: [{
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user_id: user._id,
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recipient_id: recipient._id
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}, {
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user_id: recipient._id,
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recipient_id: user._id
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}]
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} as any;
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const sort = {
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_id: -1
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};
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if (sinceId) {
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sort._id = 1;
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query._id = {
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$gt: sinceId
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};
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} else if (maxId) {
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query._id = {
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$lt: maxId
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};
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}
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// Issue query
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const messages = await Message
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.find(query, {
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limit: limit,
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sort: sort
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});
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// Serialize
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res(await Promise.all(messages.map(async message =>
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await serialize(message, user, {
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populateRecipient: false
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}))));
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if (messages.length === 0) {
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return;
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}
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// Mark as read all
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if (markAsRead) {
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const ids = messages
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.filter(m => m.is_read == false)
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.filter(m => m.recipient_id.equals(user._id))
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.map(m => m._id);
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// Update documents
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await Message.update({
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_id: { $in: ids }
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}, {
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$set: { is_read: true }
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}, {
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multi: true
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});
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// Publish event
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publishMessagingStream(recipient._id, user._id, 'read', ids.map(id => id.toString()));
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const count = await Message
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.count({
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recipient_id: user._id,
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is_read: false
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});
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if (count == 0) {
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// 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
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publishUserStream(user._id, 'read_all_messaging_messages');
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}
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}
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});
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