85 lines
2.7 KiB
TypeScript
85 lines
2.7 KiB
TypeScript
export interface ConfirmDialogOptions {
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icon?: string;
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title: string;
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message: string;
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confirmLabel?: string;
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cancelLabel?: string;
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danger?: boolean;
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}
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class ConfirmDialog extends HTMLElement {
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private resolver: ((value: boolean) => void) | null = null;
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connectedCallback(): void {
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this.style.display = 'none';
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this.innerHTML = `
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<div class="cd-backdrop"></div>
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<div class="cd-box" role="dialog" aria-modal="true">
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<div class="cd-titlebar">
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<span class="cd-icon"></span>
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<span class="cd-title"></span>
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<button class="cd-close" title="Close">✕</button>
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</div>
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<div class="cd-body">
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<p class="cd-message"></p>
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</div>
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<div class="cd-footer"></div>
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</div>
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`;
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this.querySelector('.cd-backdrop')!.addEventListener('click', () => this.close(false));
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this.querySelector('.cd-close')!.addEventListener('click', () => this.close(false));
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document.addEventListener('keydown', (e: KeyboardEvent) => {
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if (e.key === 'Escape' && this.style.display !== 'none') this.close(false);
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});
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}
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show(options: ConfirmDialogOptions): Promise<boolean> {
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console.log( "Show dialog" );
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this.querySelector('.cd-icon')!.textContent = options.icon ?? '';
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this.querySelector('.cd-title')!.textContent = options.title;
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this.querySelector('.cd-message')!.textContent = options.message;
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const footer = this.querySelector('.cd-footer')!;
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footer.innerHTML = '';
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if (options.cancelLabel) {
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const cancel = document.createElement('button');
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cancel.className = 'cd-btn cd-btn-cancel';
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cancel.textContent = options.cancelLabel;
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cancel.addEventListener('click', () => this.close(false));
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footer.appendChild(cancel);
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}
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const confirm = document.createElement('button');
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confirm.className = `cd-btn cd-btn-confirm${options.danger ? ' cd-btn-danger' : ''}`;
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confirm.textContent = options.confirmLabel ?? 'OK';
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confirm.addEventListener('click', () => this.close(true));
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footer.appendChild(confirm);
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this.style.display = '';
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confirm.focus();
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return new Promise<boolean>(resolve => { this.resolver = resolve; });
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}
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private close(value: boolean): void {
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this.style.display = 'none';
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console.log( "Closing:", value );
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if (this.resolver) { this.resolver(value); this.resolver = null; }
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}
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}
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customElements.define('confirm-dialog', ConfirmDialog);
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export function showConfirmDialog(options: ConfirmDialogOptions): Promise<boolean> {
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let dialog = document.querySelector('confirm-dialog') as ConfirmDialog | null;
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if (!dialog) {
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dialog = document.createElement('confirm-dialog') as ConfirmDialog;
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document.body.appendChild(dialog);
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}
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return dialog.show(options);
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}
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