1 import { selectableLanguages } from "@utils/app";
2 import { randomStr } from "@utils/helpers";
3 import classNames from "classnames";
4 import { Component, linkEvent } from "inferno";
5 import { Language } from "lemmy-js-client";
6 import { I18NextService, UserService } from "../../services";
7 import { Icon } from "./icon";
9 interface LanguageSelectProps {
10 allLanguages: Language[];
11 siteLanguages: number[];
12 selectedLanguageIds?: number[];
14 onChange(val: number[]): any;
17 iconVersion?: boolean;
19 showLanguageWarning?: boolean;
22 export class LanguageSelect extends Component<LanguageSelectProps, any> {
23 private id = `language-select-${randomStr()}`;
25 constructor(props: any, context: any) {
26 super(props, context);
30 this.setSelectedValues();
33 // Necessary because there is no HTML way to set selected for multiple in value=
35 const ids = this.props.selectedLanguageIds?.map(toString);
37 const select = (document.getElementById(this.id) as HTMLSelectElement)
39 for (let i = 0; i < select.length; i++) {
41 if (ids.includes(o.value)) {
49 return this.props.iconVersion ? (
52 <div className="language-select">
53 {this.props.multiple && this.props.showLanguageWarning && (
54 <div className="alert alert-warning" role="alert">
55 {I18NextService.i18n.t("undetermined_language_warning")}
58 <div className="mb-3 row">
60 className={classNames(
62 `col-sm-${this.props.multiple ? 3 : 2}`
66 {I18NextService.i18n.t(
67 this.props.multiple ? "language_plural" : "language"
71 className={classNames(`col-sm-${this.props.multiple ? 9 : 10}`, {
72 "input-group": this.props.multiple,
76 {this.props.multiple && (
78 className="btn btn-outline-secondary"
79 onClick={linkEvent(this, this.handleDeselectAll)}
91 const selectedLangs = this.props.selectedLanguageIds;
92 const filteredLangs = selectableLanguages(
93 this.props.allLanguages,
94 this.props.siteLanguages,
97 UserService.Instance.myUserInfo
102 className={classNames("form-select w-auto", {
103 "d-inline-block": !this.props.iconVersion,
106 onChange={linkEvent(this, this.handleLanguageChange)}
107 aria-label={I18NextService.i18n.t("language_select_placeholder")}
108 multiple={this.props.multiple}
109 disabled={this.props.disabled}
111 {!this.props.multiple && (
112 <option selected disabled hidden>
113 {I18NextService.i18n.t("language_select_placeholder")}
116 {filteredLangs.map(l => (
120 selected={selectedLangs?.includes(l.id)}
129 handleLanguageChange(i: LanguageSelect, event: any) {
130 const options: HTMLOptionElement[] = Array.from(event.target.options);
131 const selected: number[] = options
132 .filter(o => o.selected)
133 .map(o => Number(o.value));
135 i.props.onChange(selected);
138 handleDeselectAll(i: LanguageSelect, event: any) {
139 event.preventDefault();
140 i.props.onChange([]);