yumechi-no-kuni/src/models/messaging-message.ts
2018-06-18 09:54:53 +09:00

104 lines
2.5 KiB
TypeScript

import * as mongo from 'mongodb';
const deepcopy = require('deepcopy');
import { pack as packUser } from './user';
import { pack as packFile } from './drive-file';
import db from '../db/mongodb';
import MessagingHistory, { deleteMessagingHistory } from './messaging-history';
const MessagingMessage = db.get<IMessagingMessage>('messagingMessages');
export default MessagingMessage;
export interface IMessagingMessage {
_id: mongo.ObjectID;
createdAt: Date;
text: string;
userId: mongo.ObjectID;
recipientId: mongo.ObjectID;
isRead: boolean;
fileId: mongo.ObjectID;
}
export function isValidText(text: string): boolean {
return text.length <= 1000 && text.trim() != '';
}
/**
* MessagingMessageを物理削除します
*/
export async function deleteMessagingMessage(messagingMessage: string | mongo.ObjectID | IMessagingMessage) {
let m: IMessagingMessage;
// Populate
if (mongo.ObjectID.prototype.isPrototypeOf(messagingMessage)) {
m = await MessagingMessage.findOne({
_id: messagingMessage
});
} else if (typeof messagingMessage === 'string') {
m = await MessagingMessage.findOne({
_id: new mongo.ObjectID(messagingMessage)
});
} else {
m = messagingMessage as IMessagingMessage;
}
if (m == null) return;
// このMessagingMessageを指すMessagingHistoryをすべて削除
await Promise.all((
await MessagingHistory.find({ messageId: m._id })
).map(x => deleteMessagingHistory(x)));
// このMessagingMessageを削除
await MessagingMessage.remove({
_id: m._id
});
}
/**
* Pack a messaging message for API response
*/
export const pack = (
message: any,
me?: any,
options?: {
populateRecipient: boolean
}
) => new Promise<any>(async (resolve, reject) => {
const opts = options || {
populateRecipient: true
};
let _message: any;
// Populate the message if 'message' is ID
if (mongo.ObjectID.prototype.isPrototypeOf(message)) {
_message = await MessagingMessage.findOne({
_id: message
});
} else if (typeof message === 'string') {
_message = await MessagingMessage.findOne({
_id: new mongo.ObjectID(message)
});
} else {
_message = deepcopy(message);
}
// Rename _id to id
_message.id = _message._id;
delete _message._id;
// Populate user
_message.user = await packUser(_message.userId, me);
if (_message.fileId) {
// Populate file
_message.file = await packFile(_message.fileId);
}
if (opts.populateRecipient) {
// Populate recipient
_message.recipient = await packUser(_message.recipientId, me);
}
resolve(_message);
});