MapComplete/UI/Input/InputElementWrapper.ts

import { InputElement } from "./InputElement"
import { UIEventSource } from "../../Logic/UIEventSource"
import BaseUIElement from "../BaseUIElement"
import { Translation } from "../i18n/Translation"
import { SubstitutedTranslation } from "../SubstitutedTranslation"
import FeaturePipelineState from "../../Logic/State/FeaturePipelineState"

export default class InputElementWrapper<T> extends InputElement<T> {
    private readonly _inputElement: InputElement<T>
    private readonly _renderElement: BaseUIElement

    constructor(
        inputElement: InputElement<T>,
        translation: Translation,
        key: string,
        tags: UIEventSource<any>,
        state: FeaturePipelineState
    ) {
        super()
        this._inputElement = inputElement
        const mapping = new Map<string, BaseUIElement>()

        mapping.set(key, inputElement)

        // Bit of a hack: the SubstitutedTranslation expects a special rendering, but those are formatted '{key()}' instead of '{key}', so we substitute it first
        translation = translation.OnEveryLanguage((txt) =>
            txt.replace("{" + key + "}", "{" + key + "()}")
        )
        this._renderElement = new SubstitutedTranslation(translation, tags, state, mapping)
    }

    GetValue(): UIEventSource<T> {
        return this._inputElement.GetValue()
    }

    IsValid(t: T): boolean {
        return this._inputElement.IsValid(t)
    }

    protected InnerConstructElement(): HTMLElement {
        return this._renderElement.ConstructElement()
    }
}