import { Component, OnInit, Output, EventEmitter, Input } from '@angular/core';
import { AfterContentInit, OnDestroy } from '@angular/core/src/metadata/lifecycle_hooks';
import { Store, select } from '@ngrx/store';
import { Observable } from 'rxjs/Observable';
import * as NotificationEntityStore from '../../store/entity/notification';
import { NotificationEntitySelector } from '../../store/';
import { AuthSelector } from '@overflow/shared/auth/store';
import { Member } from '@overflow/commons-typescript/model/member';
import { PageParams } from '@overflow/commons-typescript/model/commons/PageParams';
import { Page } from '@overflow/commons-typescript/model/commons/Page';
import { Notification } from '@overflow/commons-typescript/model/notification';
import { ActivatedRoute } from '@angular/router';
import { DomainMember } from '@overflow/commons-typescript/model/domain';

@Component({
    selector: 'of-notification-container',
    templateUrl: './list-container.component.html',
})
export class NotificationListContainerComponent implements OnInit {
    notificationPage$: Observable<Page<Notification>>;
    @Output() pageChange = new EventEmitter<number>();
    pageNo: number;

    constructor(
        private store: Store<NotificationEntityStore.State>,
        private route: ActivatedRoute
    ) {
        // this.notificationPage$ = store.pipe(select(NotificationEntitySelector.selectAll));
    }

    ngOnInit() {
        this.route.queryParams.subscribe(queryParams => {
            this.pageNo = queryParams['page'] || 0;
            this.getNotifications();
        });
    }

    onPageChange(pageNo: number) {
        this.pageChange.emit(pageNo);
    }

    getNotifications() {
        this.store.select(AuthSelector.selectDomainMember).subscribe(
            (domainMember: DomainMember) => {
                const pageParams: PageParams = {
                    pageNo: this.pageNo,
                    countPerPage: 10,
                    sortCol: 'id',
                    sortDirection: 'descending',
                };
                this.store.dispatch(new NotificationEntityStore.ReadAllByMember({ member: domainMember.member, pageParams }));
            }
        );
    }

    markAllasRead() {
        this.store.select(AuthSelector.selectDomainMember).subscribe(
            (domainMember: DomainMember) => {
                const pageParams: PageParams = {
                    pageNo: this.pageNo,
                    countPerPage: 10,
                    sortCol: 'id',
                    sortDirection: 'descending',
                };
                this.store.dispatch(new NotificationEntityStore.MarkAllAsRead({ member: domainMember.member, pageParams }));
            }
        );
    }

    notificationSelected(notification: Notification) {
        // this.router.navigate([notification.url]);
        alert('redirect to ' + notification.url);
    }
}