/**
 * Created by stefanos on 28/4/2017.
 */
import { Component, ViewChild, Input, Output, EventEmitter, OnInit } from '@angular/core';
import { ModalDirective } from 'ngx-bootstrap/modal';
import { FormGroup } from "@angular/forms";
import { FAQService } from "../services/faq.service";
import { Topic } from "../domain/topic";
import { Question } from "../domain/question";
import { HelpContentService } from "../services/help-content.service";
import { Page } from "../domain/page";

@Component({
    selector: 'modal-form',
    templateUrl: './modal-form.component.html'
})
export class ModalFormComponent {

    constructor(private _faqService : FAQService, private _helpService: HelpContentService){
    }

    @ViewChild('autoShownModal')
    public autoShownModal:ModalDirective;

    @Input()
    public isModalShown:boolean = false;

    @Input()
    public saveText : string;

    @Input()
    public titleText : string;

    @Input()
    public formGroup : FormGroup;

    @Input()
    public type : string = 'topic';

    public errorMessage : string = null;

    @Output() emmitObject: EventEmitter<any> = new EventEmitter();

    @Output() emmitError: EventEmitter<any> = new EventEmitter();

    public showModal():void {
        this.isModalShown = true;
    }

    public hideModal():void {
        this.autoShownModal.hide();
    }

    public onHidden():void {
        this.isModalShown = false;
        this.emmitError.emit(null);
        this.errorMessage = null;
    }
    
    public saveCustom(obj : any) {
        if(!this.formGroup.valid) {
            this.errorMessage = "Please fill in all required fields marked with *"
        } else {

            if (this.type == 'topic') {
                this._faqService.saveTopic(<Topic> obj).subscribe(
                    data => this.emmitObject.emit(data),
                    error => this.emmitError.emit(error)
                );
            } else if (this.type == 'question') {
                this._faqService.saveQuestion(<Question> obj).subscribe(
                    data => this.emmitObject.emit(data),
                    error => this.emmitError.emit(error)
                );
            } else if (this.type == 'page') {
                this._helpService.savePage(<Page> obj).subscribe(
                    data => this.emmitObject.emit(data),
                    error => this.emmitError.emit(error)
                );
            }
            this.hideModal();
        }
    }
}