mapcomplete/UI/SubstitutedTranslation.ts

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import {UIElement} from "./UIElement";
import {UIEventSource} from "../Logic/UIEventSource";
import {Translation} from "./i18n/Translation";
import Locale from "./i18n/Locale";
import Combine from "./Base/Combine";
import State from "../State";
import {FixedUiElement} from "./Base/FixedUiElement";
import SpecialVisualizations from "./SpecialVisualizations";
export class SubstitutedTranslation extends UIElement {
private static cachedTranslations: Map<Translation, Map<UIEventSource<any>, SubstitutedTranslation>> = new Map<Translation, Map<UIEventSource<any>, SubstitutedTranslation>>();
private readonly tags: UIEventSource<any>;
private readonly translation: Translation;
private content: UIElement[];
private constructor(
translation: Translation,
tags: UIEventSource<any>) {
super(tags);
this.translation = translation;
this.tags = tags;
const self = this;
tags.addCallbackAndRun(() => {
self.content = self.CreateContent();
self.Update();
});
Locale.language.addCallback(() => {
self.content = self.CreateContent();
self.Update();
});
this.SetClass("w-full")
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}
public static construct(
translation: Translation,
tags: UIEventSource<any>): SubstitutedTranslation {
if (!this.cachedTranslations.has(translation)) {
this.cachedTranslations.set(translation, new Map<UIEventSource<any>, SubstitutedTranslation>());
}
const innerMap = this.cachedTranslations.get(translation);
const cachedTranslation = innerMap.get(tags);
if (cachedTranslation !== undefined) {
return cachedTranslation;
}
const st = new SubstitutedTranslation(translation, tags);
innerMap.set(tags, st);
return st;
}
public static SubstituteKeys(txt: string, tags: any) {
for (const key in tags) {
// Poor mans replace all
txt = txt.split("{" + key + "}").join(tags[key]);
}
return txt;
}
InnerRender(): string {
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if(this.content.length == 1){
return this.content[0].Render();
}
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return new Combine(this.content).Render();
}
private CreateContent(): UIElement[] {
let txt = this.translation?.txt;
if (txt === undefined) {
return []
}
const tags = this.tags.data;
txt = SubstitutedTranslation.SubstituteKeys(txt, tags);
return this.EvaluateSpecialComponents(txt);
}
private EvaluateSpecialComponents(template: string): UIElement[] {
for (const knownSpecial of SpecialVisualizations.specialVisualizations) {
// Note: the '.*?' in the regex reads as 'any character, but in a non-greedy way'
const matched = template.match(`(.*){${knownSpecial.funcName}\\((.*?)\\)}(.*)`);
if (matched != null) {
// We found a special component that should be brought to live
const partBefore = this.EvaluateSpecialComponents(matched[1]);
const argument = matched[2].trim();
const partAfter = this.EvaluateSpecialComponents(matched[3]);
try {
const args = knownSpecial.args.map(arg => arg.defaultValue ?? "");
if (argument.length > 0) {
const realArgs = argument.split(",").map(str => str.trim());
for (let i = 0; i < realArgs.length; i++) {
if (args.length <= i) {
args.push(realArgs[i]);
} else {
args[i] = realArgs[i];
}
}
}
const element = knownSpecial.constr(State.state, this.tags, args);
return [...partBefore, element, ...partAfter]
} catch (e) {
console.error(e);
return [...partBefore, new FixedUiElement(`Failed loading ${knownSpecial.funcName}(${matched[2]}): ${e}`), ...partAfter]
}
}
}
// IF we end up here, no changes have to be made
return [new FixedUiElement(template)];
}
}