/*!
 * Copyright © 2016-2018 European Support Limited
 *
 * 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, Output, EventEmitter } from "@angular/core";
import { PolicyInstance } from "app/models";
import { ModalService } from "../../../services/modal.service";
import { InstanceFeDetails } from "app/models/instance-fe-details";
import {TranslateService} from 'app/ng2/shared/translator/translate.service';

@Component({
    selector: 'policies-table',
    templateUrl: 'policies-table.component.html',
    styleUrls: ['policies-table.component.less'],
})
export class PoliciesTableComponent {

    @Input() policies: Array<PolicyInstance>;
    @Input() instanceNamesMap: Map<string, InstanceFeDetails>;
    @Input() readonly: boolean;
    @Input() isLoading: boolean;
    @Output() deletePolicy: EventEmitter<any> = new EventEmitter<any>();

    sortBy: String;
    reverse: boolean;
    selectedPolicyToDelete: PolicyInstance;
    deleteMsgTitle: string;
    deleteMsgBodyTxt: string;
    modalDeleteBtn: string;
    modalCancelBtn: string;

    sort = (sortBy) => {
        this.reverse = (this.sortBy === sortBy) ? !this.reverse : true;
        let reverse = this.reverse ? 1 : -1;
        this.sortBy = sortBy;
        let instanceNameMapTemp = this.instanceNamesMap;
        let itemIdx1Val = "";
        let itemIdx2Val = "";
        this.policies.sort(function (itemIdx1, itemIdx2) {
            if (sortBy == 'instanceUniqueId') {
                itemIdx1Val = (itemIdx1[sortBy] && instanceNameMapTemp[itemIdx1[sortBy]] !== undefined) ? instanceNameMapTemp[itemIdx1[sortBy]].name : "";
                itemIdx2Val = (itemIdx2[sortBy] && instanceNameMapTemp[itemIdx2[sortBy]] !== undefined) ? instanceNameMapTemp[itemIdx2[sortBy]].name : "";
            }
            else {
                itemIdx1Val = itemIdx1[sortBy];
                itemIdx2Val = itemIdx2[sortBy];
            }            
            if (itemIdx1Val < itemIdx2Val) {
                return -1 * reverse;
            }
            else if (itemIdx1Val > itemIdx2Val) {
                return 1 * reverse;
            }
            else {
                return 0;
            }
        });
    };


    constructor(private modalService: ModalService, private translateService: TranslateService) {
    }

    ngOnInit() {
        this.translateService.languageChangedObservable.subscribe(lang => {
            this.deleteMsgTitle = this.translateService.translate("DELETE_POLICY_TITLE");
            this.modalDeleteBtn = this.translateService.translate("MODAL_DELETE");
            this.modalCancelBtn = this.translateService.translate("MODAL_CANCEL");

        });
    }

    onDeletePolicy = () => {
        this.deletePolicy.emit(this.selectedPolicyToDelete);
        this.modalService.closeCurrentModal();
    };

    openDeleteModal = (policy: PolicyInstance) => {
        this.selectedPolicyToDelete = policy;
        this.translateService.languageChangedObservable.subscribe(lang => {
            this.deleteMsgBodyTxt = this.translateService.translate("DELETE_POLICY_MSG", {policyName: policy.name});
            this.modalService.createActionModal(this.deleteMsgTitle, this.deleteMsgBodyTxt, this.modalDeleteBtn, this.onDeletePolicy, this.modalCancelBtn).instance.open();
        });
    }
}