Files
mattermost-mobile/app/components/post_draft/index.ts
Daniel Espino García 844f2c0393 Let ServerDatabases type hold undefined values (#6423)
* Let ServerDatabases type hold undefined values

* Avoid model.database
2022-06-22 17:51:28 -04:00

90 lines
3.4 KiB
TypeScript

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
import {withDatabase} from '@nozbe/watermelondb/DatabaseProvider';
import withObservables from '@nozbe/with-observables';
import React from 'react';
import {combineLatest, of as of$} from 'rxjs';
import {switchMap} from 'rxjs/operators';
import {General, Permissions} from '@constants';
import {observeChannel} from '@queries/servers/channel';
import {queryDraft} from '@queries/servers/drafts';
import {observePermissionForChannel} from '@queries/servers/role';
import {observeConfigBooleanValue, observeCurrentChannelId} from '@queries/servers/system';
import {observeCurrentUser, observeUser} from '@queries/servers/user';
import {isSystemAdmin, getUserIdFromChannelName} from '@utils/user';
import PostDraft from './post_draft';
import type {WithDatabaseArgs} from '@typings/database/database';
import type DraftModel from '@typings/database/models/servers/draft';
type OwnProps = {
channelId: string;
channelIsArchived?: boolean;
rootId?: string;
}
const observeFirst = (v: DraftModel[]) => v[0]?.observe() || of$(undefined);
const enhanced = withObservables(['channelId', 'rootId', 'channelIsArchived'], (ownProps: WithDatabaseArgs & OwnProps) => {
const {database, rootId = ''} = ownProps;
let channelId = of$(ownProps.channelId);
if (!ownProps.channelId) {
channelId = observeCurrentChannelId(database);
}
const draft = channelId.pipe(
switchMap((cId) => queryDraft(database, cId, rootId).observeWithColumns(['message', 'files']).pipe(
switchMap(observeFirst),
)),
);
const files = draft.pipe(switchMap((d) => of$(d?.files)));
const message = draft.pipe(switchMap((d) => of$(d?.message)));
const currentUser = observeCurrentUser(database);
const channel = channelId.pipe(
switchMap((id) => observeChannel(database, id!)),
);
const canPost = combineLatest([channel, currentUser]).pipe(switchMap(([c, u]) => (c && u ? observePermissionForChannel(database, c, u, Permissions.CREATE_POST, true) : of$(true))));
const channelIsArchived = channel.pipe(switchMap((c) => (ownProps.channelIsArchived ? of$(true) : of$(c?.deleteAt !== 0))));
const experimentalTownSquareIsReadOnly = observeConfigBooleanValue(database, 'ExperimentalTownSquareIsReadOnly');
const channelIsReadOnly = combineLatest([currentUser, channel, experimentalTownSquareIsReadOnly]).pipe(
switchMap(([u, c, readOnly]) => of$(c?.name === General.DEFAULT_CHANNEL && !isSystemAdmin(u?.roles || '') && readOnly)),
);
const deactivatedChannel = combineLatest([currentUser, channel]).pipe(
switchMap(([u, c]) => {
if (!u || !c) {
return of$(false);
}
if (c.type !== General.DM_CHANNEL) {
return of$(false);
}
const teammateId = getUserIdFromChannelName(u.id, c.name);
if (teammateId) {
return observeUser(database, teammateId).pipe(
switchMap((u2) => (u2 ? of$(Boolean(u2.deleteAt)) : of$(false))), // eslint-disable-line max-nested-callbacks
);
}
return of$(true);
}),
);
return {
canPost,
channelIsArchived,
channelIsReadOnly,
deactivatedChannel,
files,
message,
};
});
export default React.memo(withDatabase(enhanced(PostDraft)));