import { buildHTMLStyles } from './utils/build-styles.mjs';
import { isCSSVariableName } from '../dom/utils/is-css-variable.mjs';
import { transformProps } from './utils/transform.mjs';
import { scrapeMotionValuesFromProps } from './utils/scrape-motion-values.mjs';
import { renderHTML } from './utils/render.mjs';
import { getDefaultValueType } from '../dom/value-types/defaults.mjs';
import { measureViewportBox } from '../../projection/utils/measure.mjs';
import { DOMVisualElement } from '../dom/DOMVisualElement.mjs';
import { isMotionValue } from '../../value/utils/is-motion-value.mjs';

function getComputedStyle(element) {
    return window.getComputedStyle(element);
}
class HTMLVisualElement extends DOMVisualElement {
    constructor() {
        super(...arguments);
        this.type = "html";
    }
    readValueFromInstance(instance, key) {
        if (transformProps.has(key)) {
            const defaultType = getDefaultValueType(key);
            return defaultType ? defaultType.default || 0 : 0;
        }
        else {
            const computedStyle = getComputedStyle(instance);
            const value = (isCSSVariableName(key)
                ? computedStyle.getPropertyValue(key)
                : computedStyle[key]) || 0;
            return typeof value === "string" ? value.trim() : value;
        }
    }
    measureInstanceViewportBox(instance, { transformPagePoint }) {
        return measureViewportBox(instance, transformPagePoint);
    }
    build(renderState, latestValues, options, props) {
        buildHTMLStyles(renderState, latestValues, options, props.transformTemplate);
    }
    scrapeMotionValuesFromProps(props, prevProps) {
        return scrapeMotionValuesFromProps(props, prevProps);
    }
    handleChildMotionValue() {
        if (this.childSubscription) {
            this.childSubscription();
            delete this.childSubscription;
        }
        const { children } = this.props;
        if (isMotionValue(children)) {
            this.childSubscription = children.on("change", (latest) => {
                if (this.current)
                    this.current.textContent = `${latest}`;
            });
        }
    }
    renderInstance(instance, renderState, styleProp, projection) {
        renderHTML(instance, renderState, styleProp, projection);
    }
}

export { HTMLVisualElement, getComputedStyle };