101 lines
2.4 KiB
TypeScript
101 lines
2.4 KiB
TypeScript
import {UIElement} from "./UI/UIElement";
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import {DropDown} from "./UI/Input/DropDown";
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import {State} from "./State";
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import Locale from "./UI/i18n/Locale";
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export class Utils {
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/**
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* Gives a clean float, or undefined if parsing fails
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* @param str
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*/
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static asFloat(str): number {
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if (str) {
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const i = parseFloat(str);
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if (isNaN(i)) {
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return undefined;
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}
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return i;
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}
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return undefined;
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}
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public static Upper(str : string){
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return str.substr(0,1).toUpperCase() + str.substr(1);
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}
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static DoEvery(millis: number, f: (() => void)) {
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if (State.runningFromConsole) {
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return;
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}
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window.setTimeout(
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function () {
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f();
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Utils.DoEvery(millis, f);
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}
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, millis)
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}
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public static NoNull<T>(array: T[]): T[] {
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const ls: T[] = [];
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for (const t of array) {
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if (t === undefined || t === null) {
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continue;
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}
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ls.push(t);
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}
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return ls;
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}
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public static NoEmpty(array: string[]): string[]{
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const ls: string[] = [];
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for (const t of array) {
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if (t === "") {
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continue;
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}
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ls.push(t);
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}
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return ls;
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}
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public static CreateLanguagePicker(label: string | UIElement = "") {
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return new DropDown(label, State.state.layoutToUse.data.supportedLanguages.map(lang => {
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return {value: lang, shown: lang}
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}
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), Locale.language);
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}
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public static EllipsesAfter(str : string, l : number = 100){
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if(str.length <= l){
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return str;
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}
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return str.substr(0, l - 3)+"...";
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}
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public static Dedup(arr: string[]):string[]{
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if(arr === undefined){
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return undefined;
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}
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const newArr = [];
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for (const string of arr) {
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if(newArr.indexOf(string) < 0){
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newArr.push(string);
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}
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}
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return newArr;
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}
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public static MergeTags(a :any, b: any){
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const t = {};
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for (const k in a) {
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t[k] = a[k];
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}
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for (const k in b) {
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t[k] = b[k];
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}
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return t;
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}
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}
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