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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | 45x 45x 45x 45x 45x 45x 45x 45x 15x 15x 15x 15x 15x 15x 2x 2x 2x 2x 4x 4x 4x 4x 2x 2x 1x 2x 2x 1x 6x 6x 6x 6x 6x 6x 21x 21x | import { Injectable, signal, computed, Type, ComponentRef } from '@angular/core';
export interface ModalConfig<T = unknown> {
component: Type<unknown>;
data?: T;
closeOnBackdropClick?: boolean;
closeOnEscape?: boolean;
}
export interface ModalRef<R = unknown> {
close: (result?: R) => void;
dismiss: () => void;
}
@Injectable({
providedIn: 'root'
})
export class ModalService {
private readonly _isOpen = signal(false);
private readonly _config = signal<ModalConfig | null>(null);
private _resolvePromise: ((value: unknown) => void) | null = null;
private _cleanupTimer: ReturnType<typeof setTimeout> | null = null;
// Public readonly signals
readonly isOpen = this._isOpen.asReadonly();
readonly config = this._config.asReadonly();
readonly hasModal = computed(() => this._config() !== null);
/**
* Öffnet ein Modal mit der angegebenen Konfiguration
* @returns Promise das resolved wenn das Modal geschlossen wird
*/
open<T, R = unknown>(config: ModalConfig<T>): Promise<R | undefined> {
this.clearCleanupTimer();
const fullConfig: ModalConfig<T> = {
closeOnBackdropClick: true,
closeOnEscape: true,
...config
};
this._config.set(fullConfig as ModalConfig);
this._isOpen.set(true);
return new Promise<R | undefined>((resolve) => {
this._resolvePromise = resolve as (value: unknown) => void;
});
}
/**
* Schließt das aktuelle Modal mit einem optionalen Result
*/
close<R>(result?: R): void {
Eif (this._resolvePromise) {
this._resolvePromise(result);
this._resolvePromise = null;
}
this._cleanup();
}
/**
* Schließt das Modal ohne Result (abbrechen)
*/
dismiss(): void {
Eif (this._resolvePromise) {
this._resolvePromise(undefined);
this._resolvePromise = null;
}
this._cleanup();
}
/**
* Handler für Backdrop-Click
*/
onBackdropClick(): void {
const config = this._config();
if (config?.closeOnBackdropClick) {
this.dismiss();
}
}
/**
* Handler für Escape-Taste
*/
onEscapeKey(): void {
const config = this._config();
if (config?.closeOnEscape) {
this.dismiss();
}
}
private _cleanup(): void {
this._isOpen.set(false);
// Kurze Verzögerung für Animation (aber sicher für direktes Re-Open)
this.clearCleanupTimer();
this._cleanupTimer = setTimeout(() => {
Eif (!this._isOpen()) {
this._config.set(null);
}
this._cleanupTimer = null;
}, 200);
}
private clearCleanupTimer(): void {
Eif (this._cleanupTimer === null) {
return;
}
clearTimeout(this._cleanupTimer);
this._cleanupTimer = null;
}
}
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