// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.

import {withDatabase, withObservables} from '@nozbe/watermelondb/react';
import React from 'react';
import {of as of$} from 'rxjs';
import {switchMap} from 'rxjs/operators';

import {withServerUrl} from '@context/server';
import {observeIsChannelAutotranslated} from '@queries/servers/channel';
import {queryAllCustomEmojis} from '@queries/servers/custom_emoji';
import {observeSavedPostsByIds, observeIsPostAcknowledgementsEnabled} from '@queries/servers/post';
import {observeConfigBooleanValue} from '@queries/servers/system';
import {observeCurrentUser} from '@queries/servers/user';
import {mapCustomEmojiNames} from '@utils/emoji/helpers';

import PostList from './post_list';

import type {WithDatabaseArgs} from '@typings/database/database';
import type PostModel from '@typings/database/models/servers/post';

type OwnProps = {
    channelId: string;
    serverUrl?: string;
} & WithDatabaseArgs;

const enhancedWithoutPosts = withObservables(['channelId'], ({database, channelId}: OwnProps) => {
    return {
        appsEnabled: observeConfigBooleanValue(database, 'FeatureFlagAppsEnabled'),
        mmBlocksEnabled: observeConfigBooleanValue(database, 'FeatureFlagMmBlocksEnabled'),
        currentUser: observeCurrentUser(database),
        customEmojiNames: queryAllCustomEmojis(database).observeWithColumns(['name']).pipe(
            switchMap((customEmojis) => of$(mapCustomEmojiNames(customEmojis))),
        ),
        isPostAcknowledgementEnabled: observeIsPostAcknowledgementsEnabled(database),
        isChannelAutotranslated: observeIsChannelAutotranslated(database, channelId),
    };
});

const enhanced = withObservables(['posts', 'serverUrl'], ({database, posts, serverUrl}: {posts: PostModel[]; serverUrl?: string} & WithDatabaseArgs) => {
    const postIds = posts.map((p) => p.id);
    return {
        savedPostIds: observeSavedPostsByIds(database, postIds, serverUrl),
    };
});

export default React.memo(withDatabase(enhancedWithoutPosts(withServerUrl(enhanced(PostList)))));