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ddb83e49 C |
1 | import { Component, Input, OnDestroy, OnInit } from '@angular/core' |
2 | import { filter, take } from 'rxjs/operators' | |
80bfd33c | 3 | import { NavigationEnd, Router } from '@angular/router' |
ddb83e49 C |
4 | import { Subscription } from 'rxjs' |
5 | import { NgbDropdown } from '@ng-bootstrap/ng-bootstrap' | |
a55052c9 | 6 | import { GlobalIconName } from '@app/shared/images/global-icon.component' |
64545a83 | 7 | import { ScreenService } from '@app/shared/misc/screen.service' |
ddb83e49 C |
8 | |
9 | export type TopMenuDropdownParam = { | |
10 | label: string | |
11 | routerLink?: string | |
12 | ||
13 | children?: { | |
14 | label: string | |
15 | routerLink: string | |
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16 | |
17 | iconName?: GlobalIconName | |
ddb83e49 C |
18 | }[] |
19 | } | |
20 | ||
21 | @Component({ | |
22 | selector: 'my-top-menu-dropdown', | |
23 | templateUrl: './top-menu-dropdown.component.html', | |
24 | styleUrls: [ './top-menu-dropdown.component.scss' ] | |
25 | }) | |
26 | export class TopMenuDropdownComponent implements OnInit, OnDestroy { | |
27 | @Input() menuEntries: TopMenuDropdownParam[] = [] | |
28 | ||
29 | suffixLabels: { [ parentLabel: string ]: string } | |
a55052c9 | 30 | hasIcons = false |
64545a83 | 31 | container: undefined | 'body' = undefined |
ddb83e49 C |
32 | |
33 | private openedOnHover = false | |
34 | private routeSub: Subscription | |
35 | ||
64545a83 C |
36 | constructor ( |
37 | private router: Router, | |
38 | private screen: ScreenService | |
39 | ) {} | |
ddb83e49 C |
40 | |
41 | ngOnInit () { | |
42 | this.updateChildLabels(window.location.pathname) | |
43 | ||
44 | this.routeSub = this.router.events | |
80bfd33c | 45 | .pipe(filter(event => event instanceof NavigationEnd)) |
ddb83e49 | 46 | .subscribe(() => this.updateChildLabels(window.location.pathname)) |
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47 | |
48 | this.hasIcons = this.menuEntries.some( | |
49 | e => e.children && e.children.some(c => !!c.iconName) | |
50 | ) | |
64545a83 | 51 | |
14aa8556 | 52 | // We have to set body for the container to avoid scroll overflow on mobile view |
64545a83 C |
53 | if (this.screen.isInMobileView()) { |
54 | this.container = 'body' | |
55 | } | |
ddb83e49 C |
56 | } |
57 | ||
58 | ngOnDestroy () { | |
59 | if (this.routeSub) this.routeSub.unsubscribe() | |
60 | } | |
61 | ||
62 | openDropdownOnHover (dropdown: NgbDropdown) { | |
63 | this.openedOnHover = true | |
64 | dropdown.open() | |
65 | ||
66 | // Menu was closed | |
67 | dropdown.openChange | |
68 | .pipe(take(1)) | |
a55052c9 | 69 | .subscribe(() => this.openedOnHover = false) |
ddb83e49 C |
70 | } |
71 | ||
80bfd33c C |
72 | dropdownAnchorClicked (dropdown: NgbDropdown) { |
73 | if (this.openedOnHover) { | |
74 | this.openedOnHover = false | |
75 | return | |
76 | } | |
77 | ||
78 | return dropdown.toggle() | |
79 | } | |
80 | ||
ddb83e49 C |
81 | closeDropdownIfHovered (dropdown: NgbDropdown) { |
82 | if (this.openedOnHover === false) return | |
83 | ||
84 | dropdown.close() | |
85 | this.openedOnHover = false | |
86 | } | |
87 | ||
88 | private updateChildLabels (path: string) { | |
89 | this.suffixLabels = {} | |
90 | ||
91 | for (const entry of this.menuEntries) { | |
92 | if (!entry.children) continue | |
93 | ||
94 | for (const child of entry.children) { | |
95 | if (path.startsWith(child.routerLink)) { | |
96 | this.suffixLabels[entry.label] = child.label | |
97 | } | |
98 | } | |
99 | } | |
100 | } | |
101 | } |