import {Component, Inject, Input, PLATFORM_ID, ViewChild} from '@angular/core';
import {ActivatedRoute} from "@angular/router";
import {RouterHelper} from "../routerHelper.class";
import {EnvProperties} from '../properties/env-properties';
import {isPlatformBrowser} from "@angular/common";
import {Author} from "../result-preview/result-preview";
import {AlertModal} from "../modal/alert";
import {properties} from "../../../../environments/environment";

@Component({
  selector: 'showAuthors',
  template: `
    <ng-template #author_template let-author="author" let-i="i">
      <span *ngIf="isSticky || (!author.orcid && !author.orcid_pending) || !testBrowser" style="margin-right: 5px;">
        {{author.fullName + ";"}}
      </span>
      <a *ngIf="!isSticky && (author.orcid || author.orcid_pending) && testBrowser" class="uk-flex-inline uk-flex-middle uk-link-text">
				<img *ngIf="author.orcid" src="assets/common-assets/common/ORCIDiD_icon16x16.png" alt="orcid" loading="lazy" style="width:16px; height:16px; margin-right: 3px;">
				<img *ngIf="!author.orcid && author.orcid_pending" src="assets/common-assets/common/ORCIDiD_iconbw16x16.png" alt="orcid bw" loading="lazy" style="margin-right: 3px;">
				<span style="margin-right: 5px;">
					{{author.fullName + ";"}}
				</span>
      </a>
      <div *ngIf="!isSticky && (author.orcid || author.orcid_pending) && testBrowser"
           class="default-dropdown uk-margin-remove-top uk-dropdown orcid-dropdown"
           uk-dropdown="mode:click; offset: 4" style="min-width: 465px !important;">
        <div class="uk-padding-small">
          <h6 class="uk-margin-remove">{{author.fullName}}</h6>
          <div>
            <div class="uk-text-meta uk-margin-bottom">ORCID</div>

            <div class="uk-text-meta uk-text-xsmall uk-margin-small-top uk-margin-small-bottom">
              <img *ngIf="author.orcid" src="assets/common-assets/common/ORCIDiD_icon16x16.png" alt="" loading="lazy">{{" "}}
              <img *ngIf="!author.orcid && author.orcid_pending" src="assets/common-assets/common/ORCIDiD_iconbw16x16.png" alt="" loading="lazy">{{" "}}

              <i *ngIf="author.orcid">Harvested from ORCID Public Data File</i>
              <i *ngIf="!author.orcid && author.orcid_pending">Derived by OpenAIRE algorithms or harvested from 3d party repositories</i>
            </div>
            <div>
              <div class="clipboard-wrapper uk-width-1-1 uk-flex uk-flex-middle uk-flex-center" 
                   style="min-height: 43px; min-width: 280px;">
                <input #element class="uk-padding-small uk-text-emphasis uk-width-medium uk-disabled"
                       [value]="properties.orcidURL+(author.orcid ? author.orcid : author.orcid_pending)"/>
                <a [class]="'uk-link copy orcid_clipboard_btn orcid_clipboard_btn_auhtor_'+i"
                   title="Copy to clipboard" (click)="copyToClipboard(element)">
                  COPY
                </a>
              </div>
              <div class="uk-text-center uk-margin-small-top">
                <a class="uk-button uk-button-text custom-external"
                   title="Visit author in ORCID" [href]="properties.orcidURL+(author.orcid ? author.orcid : author.orcid_pending)" target="_blank">
                  VISIT AUTHOR IN ORCID
                </a>
              </div>
            </div>
          </div>

          <hr>
          <div class="uk-margin-top uk-text-bold uk-text-emphasis uk-text-center">
            {{author.fullName}} in OpenAIRE
          </div>
          <div class="uk-text-center uk-margin-top uk-margin-large-left uk-margin-large-right">
            <a class="uk-button uk-button-primary uk-text-bold uk-padding-remove-top uk-padding-remove-bottom"
               (click)="onClick()"
               [queryParams]="routerHelper.createQueryParams(['orcid','oc'],[(author['orcid'] ? author['orcid'] : author['orcid_pending']),'and'])"
               routerLinkActive="router-link-active" [routerLink]="properties.searchLinkToAdvancedResults">
              <span class="space">Search</span>
            </a>
          </div>
        </div>
      </div>
    </ng-template>
    
    <div *ngIf="authors" class="uk-height-max-medium uk-overflow-auto uk-text-small uk-text-emphasis uk-flex uk-flex-wrap">
      <ng-container *ngFor="let author of authors.slice(0, viewAll?authors.length:authorsLimit) let i=index">
        <ng-container *ngTemplateOutlet="author_template; context: { author: author, i:i}"></ng-container>
      </ng-container>
      <span *ngIf="!showAll && authors && authors.length > authorsLimit" class="uk-text-meta">
        +{{authors.length-authorsLimit | number}} more
      </span>
      <span *ngIf="showAll && authors && authors.length > authorsLimit && !viewAll">
        <a (click)="viewAllClick();">
          +{{authors.length-authorsLimit | number}} Authors
        </a>
      </span>
      <div *ngIf="viewAll && lessBtn" class="uk-text-small">
        <a (click)="viewAll = !viewAll; lessBtn=false;">View less</a>
      </div>
    </div>

    <modal-alert #authorsModal>
			<div class="uk-text-small uk-text-emphasis uk-grid uk-grid-column-collapse uk-grid-row-small" uk-grid>
				<ng-container *ngFor="let author of authors; let i=index">
					<ng-container *ngTemplateOutlet="author_template; context: { author: author, i:i}"></ng-container>
				</ng-container>
			</div>
    </modal-alert>
  `
  
})

export class ShowAuthorsComponent {
  @Input() authors: Author[];
  @Input() isSticky: boolean = false;
  @Input() authorsLimit: number = 7;
  @Input() showAll: boolean = true;
  @Input() modal: AlertModal;
  @Input() viewAll: boolean = false;
  public lessBtn: boolean = false;
  @ViewChild('authorsModal') authorsModal;

  public properties: EnvProperties = properties;
  public routerHelper: RouterHelper = new RouterHelper();
  
  testBrowser: boolean;
  public clipboard;

  constructor(private route: ActivatedRoute, @Inject(PLATFORM_ID) private platformId: string) {
    this.testBrowser = isPlatformBrowser(platformId);
  }
  
  ngOnInit() {}
  
  public onClick() {
    if (this.modal) {
      this.modal.cancel();
    }
  }

  public viewAllClick() {
    if(this.authors.length <= this.authorsLimit*2) {
      this.viewAll = true;
      this.lessBtn = true;
    } else {
      this.openAuthorsModal();
    }
  }

  public openAuthorsModal() {
    this.authorsModal.cancelButton = false;
    this.authorsModal.okButton = false;
    this.authorsModal.alertTitle = "Authors";
    this.authorsModal.open();
  }

  copyToClipboard(element: HTMLInputElement) {
    element.select();
    if (typeof document !== 'undefined') {
      document.execCommand('copy');
    }
  }
}