/*!
 * @license
 * Copyright 2016 Alfresco Software, Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Component, Input, OnInit, ViewChild, Output, EventEmitter } from '@angular/core';
import { AlfrescoTranslationService, AlfrescoAuthenticationService, AlfrescoPipeTranslate } from 'ng2-alfresco-core';
import { ActivitiTaskListService } from './../services/activiti-tasklist.service';
import { ActivitiTaskHeader } from './activiti-task-header.component';
import { ActivitiComments } from './activiti-comments.component';
import { ActivitiChecklist } from './activiti-checklist.component';
import { ActivitiPeople } from './activiti-people.component';
import { TaskDetailsModel } from '../models/task-details.model';
import { User } from '../models/user.model';
import { ActivitiForm, FormModel, FormService } from 'ng2-activiti-form';


declare let componentHandler: any;
declare let __moduleName: string;

@Component({
    selector: 'activiti-task-details',
    moduleId: __moduleName,
    templateUrl: './activiti-task-details.component.html',
    styleUrls: ['./activiti-task-details.component.css'],
    providers: [ActivitiTaskListService, FormService],
    directives: [ActivitiTaskHeader, ActivitiPeople, ActivitiComments, ActivitiChecklist, ActivitiForm],
    pipes: [AlfrescoPipeTranslate]

})
export class ActivitiTaskDetails implements OnInit {

    @Input()
    taskId: string;

    @ViewChild('activiticomments')
    activiticomments: any;

    @ViewChild('activitichecklist')
    activitichecklist: any;

    @Input()
    showTitle: boolean = true;

    @Input()
    showCompleteButton: boolean = true;

    @Input()
    showSaveButton: boolean = true;

    @Input()
    readOnly: boolean = false;

    @Input()
    showRefreshButton: boolean = true;

    @Output()
    formSaved = new EventEmitter();

    @Output()
    formCompleted = new EventEmitter();

    @Output()
    formLoaded = new EventEmitter();

    taskDetails: TaskDetailsModel;

    taskForm: FormModel;

    taskPeople: User[] = [];

    /**
     * Constructor
     * @param auth
     * @param translate
     */
    constructor(private auth: AlfrescoAuthenticationService,
                private translate: AlfrescoTranslationService,
                private activitiForm: FormService,
                private activitiTaskList: ActivitiTaskListService) {

        if (translate) {
            translate.addTranslationFolder('node_modules/ng2-activiti-tasklist');
        }
    }

    ngOnInit() {
        if (this.taskId) {
            this.loadDetails(this.taskId);
        }
    }

    loadDetails(taskId: string) {
        this.taskForm = null;
        this.taskPeople = [];
        if (taskId) {
            this.activitiTaskList.getTaskDetails(taskId).subscribe(
                (res: TaskDetailsModel) => {
                    this.taskDetails = res;
                    if (this.taskDetails && this.taskDetails.involvedPeople) {
                        this.taskDetails.involvedPeople.forEach((user) => {
                            this.taskPeople.push(new User(user.id, user.email, user.firstName, user.lastName));
                        });

                        if (this.activiticomments) {
                            this.activiticomments.load(this.taskDetails.id);
                        }

                        if (this.activitichecklist) {
                            this.activitichecklist.load(this.taskDetails.id);
                        }
                    }
                    console.log(this.taskDetails);
                }
            );
        }
    }

    onComplete() {
        this.activitiTaskList.completeTask(this.taskId).subscribe(
            (res) => {
                console.log(res);
            }
        );
    }

    formSavedEmitter(data: any) {
        this.formSaved.emit(data);
    }

    formCompletedEmitter(data: any) {
        this.formCompleted.emit(data);
    }

    formLoadedEmitter(data: any) {
        this.formLoaded.emit(data);
    }
}