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* Copyright (c) Siemens 2016 - 2025
* SPDX-License-Identifier: MIT
*/
import { NgTemplateOutlet } from '@angular/common';
import { HttpClient } from '@angular/common/http';
import {
ChangeDetectionStrategy,
Component,
computed,
inject,
input,
OnInit,
signal
} from '@angular/core';
import { DomSanitizer } from '@angular/platform-browser';
import { SiCollapsiblePanelComponent } from '@siemens/element-ng/accordion';
import { CopyrightDetails, SiCopyrightNoticeComponent } from '@siemens/element-ng/copyright-notice';
import { addIcons, elementDocument, SiIconComponent } from '@siemens/element-ng/icon';
import { Link, SiLinkDirective } from '@siemens/element-ng/link';
import { SiTranslatePipe } from '@siemens/element-translate-ng/translate';
import { ApiInfo, LicenseInfo } from './si-about-data.model';
@Component({
selector: 'si-about',
imports: [
NgTemplateOutlet,
SiCollapsiblePanelComponent,
SiCopyrightNoticeComponent,
SiIconComponent,
SiLinkDirective,
SiTranslatePipe
],
templateUrl: './si-about.component.html',
styleUrl: './si-about.component.scss',
changeDetection: ChangeDetectionStrategy.OnPush
})
export class SiAboutComponent implements OnInit {
private http = inject(HttpClient);
private sanitizer = inject(DomSanitizer);
/**
* Title shown above the about information.
*/
readonly aboutTitle = input.required<string>();
/**
* Define mode to display the licenses. See {@link LicenseInfo}
*/
readonly licenseInfo = input.required<LicenseInfo>();
/**
* Path to the application logo. Use for image
*/
readonly icon = input<string>();
/**
* Name of element icon. Use as alternative to image
*/
readonly iconName = input<string>();
/**
* Title of this application.
*/
readonly appName = input.required<string>();
/**
* Sub titles of the application. Shown as a list below the application name. (Optional)
*/
readonly subheading = input<string[]>();
/**
* Link to `Acceptable Use Policy`.
*/
readonly acceptableUsePolicyLink = input<Link>();
/**
* Link to `Corporate Information`.
*/
readonly imprintLink = input<Link>();
/**
* Link to `Privacy Notice`.
*/
readonly privacyLink = input<Link>();
/**
* Link to `Cookie Notice`.
*/
readonly cookieNoticeLink = input<Link>();
/**
* Link to `Terms of Use`.
*/
readonly termsLink = input<Link>();
/**
* Additional links listed in the about section.
*
* @defaultValue []
*/
readonly links = input<Link[]>([]);
/**
* Copyright information to be displayed. Alternatively, you can use the {@link SI_COPYRIGHT_DETAILS} global inject.
*/
readonly copyrightDetails = input<CopyrightDetails>();
protected readonly sanitizedUrl = computed(() => {
const licenseInfo = this.licenseInfo();
return licenseInfo.iframe != null
? this.sanitizer.bypassSecurityTrustResourceUrl(licenseInfo.iframe)
: undefined;
});
protected readonly licenseApi = signal<ApiInfo[]>([]);
protected readonly icons = addIcons({ elementDocument });
ngOnInit(): void {
const licenseInfo = this.licenseInfo();
if (licenseInfo.api) {
this.http.get<ApiInfo[]>(licenseInfo.api, { responseType: 'json' }).subscribe(data => {
this.licenseApi.set(data);
if (this.licenseApi().length === 1) {
data[0].isOpen = false;
this.licenseApi.set([...data]);
this.toggleLoadLicenseApi(this.licenseApi()[0]);
}
});
}
}
protected toggleLoadLicenseApi(apiInfo: ApiInfo): void {
const licenseApi = this.licenseApi();
if (!apiInfo.isOpen && !apiInfo.files) {
this.http.get<ApiInfo[]>(apiInfo.href, { responseType: 'json' }).subscribe(files => {
apiInfo.files = files;
this.licenseApi.set([...licenseApi]);
});
}
apiInfo.isOpen = !apiInfo.isOpen;
this.licenseApi.set([...licenseApi]);
}
protected toggleLoadLicenseContent(apiInfo: ApiInfo): void {
const licenseApi = this.licenseApi();
apiInfo.isOpen = !apiInfo.isOpen;
if (!apiInfo.content) {
this.http.get(apiInfo.href, { responseType: 'text' }).subscribe((content: string) => {
apiInfo.content = content;
this.licenseApi.set([...licenseApi]);
});
}
}
}
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