import { Injectable } from '@angular/core';
import { BehaviorSubject, Observable } from 'rxjs';

import { Poll } from '../models/poll.model';
import { ApiService } from './api.service';

@Injectable({
    providedIn: 'root',
})
export class PollService {
    private _poll: BehaviorSubject<Poll | undefined> = new BehaviorSubject<Poll | undefined>(undefined);

    constructor(private apiService: ApiService) {}

    public get poll(): Observable<Poll | undefined> {
        return this._poll.asObservable();
    }

    public updateCurrentPoll(poll: Poll): void {
        this._poll.next(poll);
    }

    public savePoll(poll: Poll): void {
        this.apiService.savePoll(poll);
    }

    public saveVote(poll: Poll): void {
        this.apiService.saveVote(poll);
    }

    public saveComment(poll: Poll, comment: string): void {
        this.apiService.saveComment(poll, comment);
    }

    public deletePollVotes(poll: Poll): void {
        this.apiService.deletePollVotes(poll);
    }

    public deletePollComments(poll: Poll): void {
        this.apiService.deletePollComments(poll);
    }
}