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1 | import { Injectable } from '@angular/core' | |
2 | import { MenuService } from '../menu' | |
3 | import { ScreenService } from '../wrappers' | |
4 | ||
5 | abstract class MenuGuard { | |
6 | canDeactivate = this.canActivate | |
7 | ||
8 | constructor (protected menu: MenuService, protected screen: ScreenService, protected display: boolean) { | |
9 | ||
10 | } | |
11 | ||
12 | canActivate (): boolean { | |
13 | // small screens already have the site-wide onResize from screenService | |
14 | // > medium screens have enough space to fit the administrative menus | |
15 | if (!this.screen.isInMobileView() && this.screen.isInMediumView()) { | |
16 | this.menu.setMenuDisplay(this.display) | |
17 | } | |
18 | ||
19 | return true | |
20 | } | |
21 | } | |
22 | ||
23 | @Injectable() | |
24 | export class OpenMenuGuard extends MenuGuard { | |
25 | constructor (menu: MenuService, screen: ScreenService) { | |
26 | super(menu, screen, true) | |
27 | } | |
28 | } | |
29 | ||
30 | @Injectable() | |
31 | export class OpenMenuAlwaysGuard extends MenuGuard { | |
32 | constructor (menu: MenuService, screen: ScreenService) { | |
33 | super(menu, screen, true) | |
34 | } | |
35 | ||
36 | canActivate (): boolean { | |
37 | this.menu.setMenuDisplay(this.display) | |
38 | ||
39 | return true | |
40 | } | |
41 | } | |
42 | ||
43 | @Injectable() | |
44 | export class CloseMenuGuard extends MenuGuard { | |
45 | constructor (menu: MenuService, screen: ScreenService) { | |
46 | super(menu, screen, false) | |
47 | } | |
48 | } | |
49 | ||
50 | @Injectable() | |
51 | export class CloseMenuAlwaysGuard extends MenuGuard { | |
52 | constructor (menu: MenuService, screen: ScreenService) { | |
53 | super(menu, screen, false) | |
54 | } | |
55 | ||
56 | canActivate (): boolean { | |
57 | this.menu.setMenuDisplay(this.display) | |
58 | return true | |
59 | } | |
60 | } | |
61 | ||
62 | @Injectable() | |
63 | export class MenuGuards { | |
64 | public static guards = [ | |
65 | OpenMenuGuard, | |
66 | OpenMenuAlwaysGuard, | |
67 | CloseMenuGuard, | |
68 | CloseMenuAlwaysGuard | |
69 | ] | |
70 | ||
71 | static open (always?: boolean) { | |
72 | return always | |
73 | ? OpenMenuAlwaysGuard | |
74 | : OpenMenuGuard | |
75 | } | |
76 | ||
77 | static close (always?: boolean) { | |
78 | return always | |
79 | ? CloseMenuAlwaysGuard | |
80 | : CloseMenuGuard | |
81 | } | |
82 | } |