mapcomplete/UI/SubstitutedTranslation.ts

113 lines
No EOL
4.2 KiB
TypeScript

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";
import BaseUIElement from "./BaseUIElement";
export class SubstitutedTranslation extends UIElement {
private readonly tags: UIEventSource<any>;
private readonly translation: Translation;
private content: BaseUIElement[];
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")
}
public static construct(
translation: Translation,
tags: UIEventSource<any>): SubstitutedTranslation {
return new SubstitutedTranslation(translation, tags);
}
public static SubstituteKeys(txt: string, tags: any) {
for (const key in tags) {
if(!tags.hasOwnProperty(key)) {
continue
}
txt = txt.replace(new RegExp("{" + key + "}", "g"), tags[key])
}
return txt;
}
InnerRender() {
if (this.content.length == 1) {
return this.content[0];
}
return new Combine(this.content);
}
private CreateContent(): BaseUIElement[] {
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): BaseUIElement[] {
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]
}
}
}
// Let's to a small sanity check to help the theme designers:
if (template.search(/{[^}]+\([^}]*\)}/) >= 0) {
// Hmm, we might have found an invalid rendering name
console.warn("Found a suspicious special rendering value in: ", template, " did you mean one of: ", SpecialVisualizations.specialVisualizations.map(sp => sp.funcName + "()").join(", "))
}
// IF we end up here, no changes have to be made - except to remove any resting {}
return [new FixedUiElement(template.replace(/{.*}/g, ""))];
}
}