mattermost-mobile/app/database/models/server/thread_in_team.ts
Kyriakos Z f2484297a8
[Gekidou DB]: Adds threads in team database table and handlers (#6090)
* Adds threads in team database table and handlers

DM/GM channels have no team ID. This makes it troublesome to paginate
threads in a team. The issue is that whenever a DM/GM thread is fetched
from pagination it will be added in all teams in that server,
potentially creating gaps in between threads for those teams.

This PR inserts a new table in the DB ThreadsInTeam which will hold
references of threads loaded in which server.
Thread lists then would have to rely on that table to show threads.


Co-authored-by: Elias Nahum <nahumhbl@gmail.com>
Co-authored-by: Avinash Lingaloo <avinashlng1080@gmail.com>
2022-03-28 10:11:13 +03:00

42 lines
1.5 KiB
TypeScript

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
import {Relation} from '@nozbe/watermelondb';
import {field, immutableRelation} from '@nozbe/watermelondb/decorators';
import Model, {Associations} from '@nozbe/watermelondb/Model';
import {MM_TABLES} from '@constants/database';
import type TeamModel from '@typings/database/models/servers/team';
import type ThreadModel from '@typings/database/models/servers/thread';
const {TEAM, THREAD, THREADS_IN_TEAM} = MM_TABLES.SERVER;
/**
* ThreadInTeam model helps us to combine adjacent threads together without leaving
* gaps in between for an efficient user reading experience for threads.
*/
export default class ThreadInTeamModel extends Model {
/** table (name) : ThreadsInTeam */
static table = THREADS_IN_TEAM;
/** associations : Describes every relationship to this table. */
static associations: Associations = {
/** A TEAM can have many THREADS_IN_TEAM. (relationship is N:1)*/
[TEAM]: {type: 'belongs_to', key: 'team_id'},
/** A THREAD can have many THREADS_IN_TEAM. (relationship is N:1)*/
[THREAD]: {type: 'belongs_to', key: 'team_id'},
};
/** thread_id: Associated thread identifier */
@field('thread_id') threadId!: string;
/** team_id: Associated team identifier */
@field('team_id') teamId!: string;
@immutableRelation(THREAD, 'thread_id') thread!: Relation<ThreadModel>;
@immutableRelation(TEAM, 'team_id') team!: Relation<TeamModel>;
}