// libs
import { Observable } from 'rxjs/Observable';
// app
import { LoopActivity } from '../interfaces/loop-activity.interface';
import { AppState } from './app.state';

export interface LoopTrendingActivityState {

    entries?: LoopActivity[];

}

export const initialState: LoopTrendingActivityState = {
    entries: []
};

export function getTrendingActivities(state$: Observable<AppState>) {
    return state$.select(state => state.trendingActivities.entries);
}