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1 | import { Subscription } from 'rxjs' | |
2 | import { filter } from 'rxjs/operators' | |
3 | import { Component, Input, OnDestroy, OnInit, ViewChild } from '@angular/core' | |
4 | import { NavigationEnd, Router } from '@angular/router' | |
5 | import { MenuService, ScreenService } from '@app/core' | |
6 | import { scrollToTop } from '@app/helpers' | |
7 | import { GlobalIconName } from '@app/shared/shared-icons' | |
8 | import { NgbDropdown, NgbModal } from '@ng-bootstrap/ng-bootstrap' | |
9 | ||
10 | export type TopMenuDropdownParam = { | |
11 | label: string | |
12 | routerLink?: string | |
13 | isDisplayed?: () => boolean // Default: () => true | |
14 | ||
15 | children?: { | |
16 | label: string | |
17 | routerLink: string | |
18 | iconName?: GlobalIconName | |
19 | ||
20 | isDisplayed?: () => boolean // Default: () => true | |
21 | }[] | |
22 | } | |
23 | ||
24 | @Component({ | |
25 | selector: 'my-top-menu-dropdown', | |
26 | templateUrl: './top-menu-dropdown.component.html', | |
27 | styleUrls: [ './top-menu-dropdown.component.scss' ] | |
28 | }) | |
29 | export class TopMenuDropdownComponent implements OnInit, OnDestroy { | |
30 | @Input() menuEntries: TopMenuDropdownParam[] = [] | |
31 | ||
32 | @ViewChild('modal', { static: true }) modal: NgbModal | |
33 | ||
34 | suffixLabels: { [ parentLabel: string ]: string } | |
35 | hasIcons = false | |
36 | isModalOpened = false | |
37 | currentMenuEntryIndex: number | |
38 | ||
39 | private routeSub: Subscription | |
40 | ||
41 | constructor ( | |
42 | private router: Router, | |
43 | private modalService: NgbModal, | |
44 | private screen: ScreenService, | |
45 | private menuService: MenuService | |
46 | ) { } | |
47 | ||
48 | get isInSmallView () { | |
49 | let marginLeft = 0 | |
50 | if (this.menuService.isMenuDisplayed) { | |
51 | marginLeft = this.menuService.menuWidth | |
52 | } | |
53 | ||
54 | return this.screen.isInSmallView(marginLeft) | |
55 | } | |
56 | ||
57 | get isBroadcastMessageDisplayed () { | |
58 | return this.screen.isBroadcastMessageDisplayed | |
59 | } | |
60 | ||
61 | ngOnInit () { | |
62 | this.updateChildLabels(window.location.pathname) | |
63 | ||
64 | this.routeSub = this.router.events | |
65 | .pipe(filter(event => event instanceof NavigationEnd)) | |
66 | .subscribe(() => this.updateChildLabels(window.location.pathname)) | |
67 | ||
68 | this.hasIcons = this.menuEntries.some( | |
69 | e => e.children && e.children.some(c => !!c.iconName) | |
70 | ) | |
71 | } | |
72 | ||
73 | ngOnDestroy () { | |
74 | if (this.routeSub) this.routeSub.unsubscribe() | |
75 | } | |
76 | ||
77 | dropdownAnchorClicked (dropdown: NgbDropdown) { | |
78 | return dropdown.toggle() | |
79 | } | |
80 | ||
81 | openModal (index: number) { | |
82 | this.currentMenuEntryIndex = index | |
83 | this.isModalOpened = true | |
84 | ||
85 | this.modalService.open(this.modal, { | |
86 | centered: true, | |
87 | beforeDismiss: async () => { | |
88 | this.onModalDismiss() | |
89 | return true | |
90 | } | |
91 | }) | |
92 | } | |
93 | ||
94 | onModalDismiss () { | |
95 | this.isModalOpened = false | |
96 | } | |
97 | ||
98 | onActiveLinkScrollToTop (link: HTMLAnchorElement) { | |
99 | if (!this.isBroadcastMessageDisplayed && this.router.url.includes(link.getAttribute('href'))) { | |
100 | scrollToTop('smooth') | |
101 | } | |
102 | } | |
103 | ||
104 | dismissOtherModals () { | |
105 | this.modalService.dismissAll() | |
106 | } | |
107 | ||
108 | isDisplayed (obj: { isDisplayed?: () => boolean }) { | |
109 | if (typeof obj.isDisplayed !== 'function') return true | |
110 | ||
111 | return obj.isDisplayed() | |
112 | } | |
113 | ||
114 | private updateChildLabels (path: string) { | |
115 | this.suffixLabels = {} | |
116 | ||
117 | for (const entry of this.menuEntries) { | |
118 | if (!entry.children) continue | |
119 | ||
120 | for (const child of entry.children) { | |
121 | if (path.startsWith(child.routerLink)) { | |
122 | this.suffixLabels[entry.label] = child.label | |
123 | } | |
124 | } | |
125 | } | |
126 | } | |
127 | } |