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1 | import { Component, Input, OnChanges, OnInit } from '@angular/core' | |
2 | import { I18n } from '@ngx-translate/i18n-polyfill' | |
3 | import { MarkdownService } from '@app/shared/renderer' | |
4 | ||
5 | @Component({ | |
6 | selector: 'my-help', | |
7 | styleUrls: [ './help.component.scss' ], | |
8 | templateUrl: './help.component.html' | |
9 | }) | |
10 | ||
11 | export class HelpComponent implements OnInit, OnChanges { | |
12 | @Input() preHtml = '' | |
13 | @Input() postHtml = '' | |
14 | @Input() customHtml = '' | |
15 | @Input() helpType: 'custom' | 'markdownText' | 'markdownEnhanced' = 'custom' | |
16 | @Input() tooltipPlacement = 'right' | |
17 | ||
18 | isPopoverOpened = false | |
19 | mainHtml = '' | |
20 | ||
21 | constructor (private i18n: I18n) { } | |
22 | ||
23 | ngOnInit () { | |
24 | this.init() | |
25 | } | |
26 | ||
27 | ngOnChanges () { | |
28 | this.init() | |
29 | } | |
30 | ||
31 | onPopoverHidden () { | |
32 | this.isPopoverOpened = false | |
33 | } | |
34 | ||
35 | onPopoverShown () { | |
36 | this.isPopoverOpened = true | |
37 | } | |
38 | ||
39 | private init () { | |
40 | if (this.helpType === 'custom') { | |
41 | this.mainHtml = this.customHtml | |
42 | return | |
43 | } | |
44 | ||
45 | if (this.helpType === 'markdownText') { | |
46 | this.mainHtml = this.formatMarkdownSupport(MarkdownService.TEXT_RULES) | |
47 | return | |
48 | } | |
49 | ||
50 | if (this.helpType === 'markdownEnhanced') { | |
51 | this.mainHtml = this.formatMarkdownSupport(MarkdownService.ENHANCED_RULES) | |
52 | return | |
53 | } | |
54 | } | |
55 | ||
56 | private formatMarkdownSupport (rules: string[]) { | |
57 | // tslint:disable:max-line-length | |
58 | return this.i18n('<a href="https://en.wikipedia.org/wiki/Markdown#Example" target="_blank" rel="noopener noreferrer">Markdown</a> compatible that supports:') + | |
59 | this.createMarkdownList(rules) | |
60 | } | |
61 | ||
62 | private createMarkdownList (rules: string[]) { | |
63 | const rulesToText = { | |
64 | 'emphasis': this.i18n('Emphasis'), | |
65 | 'link': this.i18n('Links'), | |
66 | 'newline': this.i18n('New lines'), | |
67 | 'list': this.i18n('Lists'), | |
68 | 'image': this.i18n('Images') | |
69 | } | |
70 | ||
71 | const bullets = rules.map(r => rulesToText[r]) | |
72 | .filter(text => text) | |
73 | .map(text => '<li>' + text + '</li>') | |
74 | .join('') | |
75 | ||
76 | return '<ul>' + bullets + '</ul>' | |
77 | } | |
78 | } |