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1 | import { Injectable } from '@angular/core' | |
2 | import { CanActivate, CanDeactivate } from '@angular/router' | |
3 | import { MenuService } from '../menu' | |
4 | import { ScreenService } from '../wrappers' | |
5 | ||
6 | abstract class MenuGuard implements CanActivate, CanDeactivate<any> { | |
7 | canDeactivate = this.canActivate | |
8 | ||
9 | constructor (protected menu: MenuService, protected screen: ScreenService, protected display: boolean) { | |
10 | ||
11 | } | |
12 | ||
13 | canActivate (): boolean { | |
14 | // small screens already have the site-wide onResize from screenService | |
15 | // > medium screens have enough space to fit the administrative menus | |
16 | if (!this.screen.isInMobileView() && this.screen.isInMediumView()) { | |
17 | this.menu.setMenuDisplay(this.display) | |
18 | } | |
19 | ||
20 | return true | |
21 | } | |
22 | } | |
23 | ||
24 | @Injectable() | |
25 | export class OpenMenuGuard extends MenuGuard { | |
26 | constructor (menu: MenuService, screen: ScreenService) { | |
27 | super(menu, screen, true) | |
28 | } | |
29 | } | |
30 | ||
31 | @Injectable() | |
32 | export class OpenMenuAlwaysGuard extends MenuGuard { | |
33 | constructor (menu: MenuService, screen: ScreenService) { | |
34 | super(menu, screen, true) | |
35 | } | |
36 | ||
37 | canActivate (): boolean { | |
38 | this.menu.setMenuDisplay(this.display) | |
39 | ||
40 | return true | |
41 | } | |
42 | } | |
43 | ||
44 | @Injectable() | |
45 | export class CloseMenuGuard extends MenuGuard { | |
46 | constructor (menu: MenuService, screen: ScreenService) { | |
47 | super(menu, screen, false) | |
48 | } | |
49 | } | |
50 | ||
51 | @Injectable() | |
52 | export class CloseMenuAlwaysGuard extends MenuGuard { | |
53 | constructor (menu: MenuService, screen: ScreenService) { | |
54 | super(menu, screen, false) | |
55 | } | |
56 | ||
57 | canActivate (): boolean { | |
58 | this.menu.setMenuDisplay(this.display) | |
59 | return true | |
60 | } | |
61 | } | |
62 | ||
63 | @Injectable() | |
64 | export class MenuGuards { | |
65 | public static guards = [ | |
66 | OpenMenuGuard, | |
67 | OpenMenuAlwaysGuard, | |
68 | CloseMenuGuard, | |
69 | CloseMenuAlwaysGuard | |
70 | ] | |
71 | ||
72 | static open (always?: boolean) { | |
73 | return always | |
74 | ? OpenMenuAlwaysGuard | |
75 | : OpenMenuGuard | |
76 | } | |
77 | ||
78 | static close (always?: boolean) { | |
79 | return always | |
80 | ? CloseMenuAlwaysGuard | |
81 | : CloseMenuGuard | |
82 | } | |
83 | } |