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import * as mongo from 'mongodb';
import deepcopy = require('deepcopy');
import rap from '@prezzemolo/rap';
import db from '../db/mongodb';
import { IUser, pack as packUser } from './user';
import { pack as packApp } from './app';
import { pack as packChannel } from './channel';
import Vote from './poll-vote';
import Reaction from './note-reaction';
import { pack as packFile } from './drive-file';
const Note = db.get<INote>('notes');
Note.createIndex('uri', { sparse: true, unique: true });
export default Note;
export function isValidText(text: string): boolean {
return text.length <= 1000 && text.trim() != '';
}
export function isValidCw(text: string): boolean {
return text.length <= 100 && text.trim() != '';
}
export type INote = {
_id: mongo.ObjectID;
channelId: mongo.ObjectID;
createdAt: Date;
deletedAt: Date;
mediaIds: mongo.ObjectID[];
replyId: mongo.ObjectID;
renoteId: mongo.ObjectID;
poll: any; // todo
text: string;
tags: string[];
textHtml: string;
cw: string;
userId: mongo.ObjectID;
appId: mongo.ObjectID;
viaMobile: boolean;
renoteCount: number;
repliesCount: number;
reactionCounts: any;
mentions: mongo.ObjectID[];
visibility: 'public' | 'unlisted' | 'private' | 'direct';
geo: {
coordinates: number[];
altitude: number;
accuracy: number;
altitudeAccuracy: number;
heading: number;
speed: number;
};
uri: string;
_reply?: {
userId: mongo.ObjectID;
};
_renote?: {
userId: mongo.ObjectID;
};
_user: {
host: string;
hostLower: string;
account: {
inbox?: string;
};
};
};
/**
* Pack a note for API response
*
* @param note target
* @param me? serializee
* @param options? serialize options
* @return response
*/
export const pack = async (
note: string | mongo.ObjectID | INote,
me?: string | mongo.ObjectID | IUser,
options?: {
detail: boolean
}
) => {
const opts = options || {
detail: true,
};
// Me
const meId: mongo.ObjectID = me
? mongo.ObjectID.prototype.isPrototypeOf(me)
? me as mongo.ObjectID
: typeof me === 'string'
? new mongo.ObjectID(me)
: (me as IUser)._id
: null;
let _note: any;
// Populate the note if 'note' is ID
if (mongo.ObjectID.prototype.isPrototypeOf(note)) {
_note = await Note.findOne({
_id: note
});
} else if (typeof note === 'string') {
_note = await Note.findOne({
_id: new mongo.ObjectID(note)
});
} else {
_note = deepcopy(note);
}
if (!_note) throw `invalid note arg ${note}`;
const id = _note._id;
// Rename _id to id
_note.id = _note._id;
delete _note._id;
delete _note.mentions;
if (_note.geo) delete _note.geo.type;
// Populate user
_note.user = packUser(_note.userId, meId);
// Populate app
if (_note.appId) {
_note.app = packApp(_note.appId);
}
// Populate channel
if (_note.channelId) {
_note.channel = packChannel(_note.channelId);
}
// Populate media
if (_note.mediaIds) {
_note.media = Promise.all(_note.mediaIds.map(fileId =>
packFile(fileId)
));
}
// When requested a detailed note data
if (opts.detail) {
// Get previous note info
_note.prev = (async () => {
const prev = await Note.findOne({
userId: _note.userId,
_id: {
$lt: id
}
}, {
fields: {
_id: true
},
sort: {
_id: -1
}
});
return prev ? prev._id : null;
})();
// Get next note info
_note.next = (async () => {
const next = await Note.findOne({
userId: _note.userId,
_id: {
$gt: id
}
}, {
fields: {
_id: true
},
sort: {
_id: 1
}
});
return next ? next._id : null;
})();
if (_note.replyId) {
// Populate reply to note
_note.reply = pack(_note.replyId, meId, {
detail: false
});
}
if (_note.renoteId) {
// Populate renote
_note.renote = pack(_note.renoteId, meId, {
detail: _note.text == null
});
}
// Poll
if (meId && _note.poll) {
_note.poll = (async (poll) => {
const vote = await Vote
.findOne({
userId: meId,
noteId: id
});
if (vote != null) {
const myChoice = poll.choices
.filter(c => c.id == vote.choice)[0];
myChoice.isVoted = true;
}
return poll;
})(_note.poll);
}
// Fetch my reaction
if (meId) {
_note.myReaction = (async () => {
const reaction = await Reaction
.findOne({
userId: meId,
noteId: id,
deletedAt: { $exists: false }
});
if (reaction) {
return reaction.reaction;
}
return null;
})();
}
}
// resolve promises in _note object
_note = await rap(_note);
return _note;
};
|
