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import { getParsedUA, isMobile } from './RossAscends-mods.js';
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const isFirefox = () => /firefox/i.test(navigator.userAgent);
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function sanitizeInlineQuotationOnCopy() {
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    // STRG+C, STRG+V on firefox leads to duplicate double quotes when inline quotation elements are copied.
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    // To work around this, take the selection and transform <q> to <span> before calling toString().
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    document.addEventListener('copy', function (event) {
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        if (document.activeElement instanceof HTMLInputElement || document.activeElement instanceof HTMLTextAreaElement) {
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            return;
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        }
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        const selection = window.getSelection();
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        if (!selection.anchorNode?.parentElement.closest('.mes_text')) {
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            return;
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        }
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        const range = selection.getRangeAt(0).cloneContents();
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        const tempDOM = document.createDocumentFragment();
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        /**
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         * Process a node, transforming <q> elements to <span> elements and preserving children.
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         * @param {Node} node Input node
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         * @returns {Node} Processed node
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         */
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        function processNode(node) {
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            if (node.nodeType === Node.ELEMENT_NODE && node.nodeName.toLowerCase() === 'q') {
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                // Transform <q> to <span>, preserve children
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                const span = document.createElement('span');
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                [...node.childNodes].forEach(child => {
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                    const processedChild = processNode(child);
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                    span.appendChild(processedChild);
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                });
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                return span;
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            } else {
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                // Nested structures containing <q> elements are unlikely
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                return node.cloneNode(true);
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            }
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        }
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        [...range.childNodes].forEach(child => {
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            const processedChild = processNode(child);
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            tempDOM.appendChild(processedChild);
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        });
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        const newRange = document.createRange();
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        newRange.selectNodeContents(tempDOM);
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        event.preventDefault();
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        event.clipboardData.setData('text/plain', newRange.toString());
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    });
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}
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function addSafariPatch() {
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    const userAgent = getParsedUA();
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    console.debug('User Agent', userAgent);
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    const isMobileSafari = /iPad|iPhone|iPod/.test(navigator.platform) || (navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1);
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    const isDesktopSafari = userAgent?.browser?.name === 'Safari' && userAgent?.platform?.type === 'desktop';
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    const isIOS = userAgent?.os?.name === 'iOS';
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    if (isIOS || isMobileSafari || isDesktopSafari) {
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        document.body.classList.add('safari');
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    }
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}
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function applyBrowserFixes() {
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    if (isFirefox()) {
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        sanitizeInlineQuotationOnCopy();
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    }
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    if (isMobile()) {
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        const fixFunkyPositioning = () => {
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            if (isFirefox()) {
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                const active = document.activeElement;
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                if (active instanceof HTMLInputElement || active instanceof HTMLTextAreaElement) {
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                    // The positioning hack below breaks GBoard candidate replacement
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                    // in Firefox Mobile on Android.
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                    return;
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                }
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            }
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            console.debug('[Mobile] Device viewport change detected.');
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            document.documentElement.style.position = 'fixed';
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            requestAnimationFrame(() => document.documentElement.style.position = '');
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        };
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        window.addEventListener('resize', fixFunkyPositioning);
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        window.addEventListener('orientationchange', fixFunkyPositioning);
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    }
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    addSafariPatch();
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}
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export { isFirefox, applyBrowserFixes };