https://stridenavigation.com/chunk-CRXNTBFP.js

1import {
2  AlertController
3} from "./chunk-RLZ522BW.js";
4import {
5  Injectable,
6  inject,
7  setClassMetadata,
8  ɵɵdefineInjectable
9} from "./chunk-UQ6LLOJ6.js";
10import {
11  __async
12} from "./chunk-CO64IJQE.js";
13
14// src/app/services/guards/unsaved-changes.guard.ts
15var _UnsavedChangesService = class _UnsavedChangesService {
16  constructor() {
17    this.checkFn = null;
18    this.discardFn = null;
19  }
20  /**
21   * Register functions to check for and discard unsaved changes.
22   * The discard function can be synchronous or asynchronous.
23   */
24  register(checkFn, discardFn) {
25    this.checkFn = checkFn;
26    this.discardFn = discardFn;
27  }
28  /**
29   * Unregister when component is destroyed.
30   */
31  unregister() {
32    this.checkFn = null;
33    this.discardFn = null;
34  }
35  /**
36   * Check if there are unsaved changes.
37   */
38  hasUnsavedChanges() {
39    return this.checkFn ? this.checkFn() : false;
40  }
41  /**
42   * Discard unsaved changes.
43   * Returns a promise if the discard function is async.
44   */
45  discardChanges() {
46    return __async(this, null, function* () {
47      if (this.discardFn) {
48        yield this.discardFn();
49      }
50    });
51  }
52};
53_UnsavedChangesService.\u0275fac = function UnsavedChangesService_Factory(__ngFactoryType__) {
54  return new (__ngFactoryType__ || _UnsavedChangesService)();
55};
56_UnsavedChangesService.\u0275prov = /* @__PURE__ */ \u0275\u0275defineInjectable({ token: _UnsavedChangesService, factory: _UnsavedChangesService.\u0275fac, providedIn: "root" });
57var UnsavedChangesService = _UnsavedChangesService;
58(() => {
59  (typeof ngDevMode === "undefined" || ngDevMode) && setClassMetadata(UnsavedChangesService, [{
60    type: Injectable,
61    args: [{
62      providedIn: "root"
63    }]
64  }], null, null);
65})();
66var unsavedChangesGuard = (component) => __async(void 0, null, function* () {
67  const service = inject(UnsavedChangesService);
68  const alertController = inject(AlertController);
69  if (service.hasUnsavedChanges()) {
70    const alert = yield alertController.create({
71      header: "Unsaved Changes",
72      message: "You have unsaved changes. Discard them?",
73      buttons: [
74        { text: "Stay", role: "cancel" },
75        { text: "Discard", role: "destructive", cssClass: "danger" }
76      ]
77    });
78    yield alert.present();
79    const { role } = yield alert.onDidDismiss();
80    if (role === "destructive") {
81      yield service.discardChanges();
82      return true;
83    }
84    return false;
85  }
86  if (component == null ? void 0 : component.canDeactivate) {
87    return component.canDeactivate();
88  }
89  return true;
90});
91
92export {
93  UnsavedChangesService,
94  unsavedChangesGuard
95};