let modelLoad = document.createElement('script')
modelLoad.setAttribute('type','module')
modelLoad.setAttribute('src','https://ajax.googleapis.com/ajax/libs/model-viewer/3.5.0/model-viewer.min.js')
let headElem = document.getElementsByTagName('head')[0]
headElem.appendChild(modelLoad)

if (mw.config.values.wgAction == 'submit') {
	[...document.getElementsByTagName('model-viewer')].forEach( mv => {
		mv.disableTap = true;
	});
	console.log('Starting point locator...');
	document.addEventListener('click', e => {
		var hsPosition = null;
		var targetModel = e.target.closest('model-viewer');
		if (targetModel) {
			hsPosition = targetModel.positionAndNormalFromPoint(e.clientX, e.clientY);
		}
		if (hsPosition) {
			var hsOutput = {label: 'NewHotspot'};
			hsOutput['data-position'] = hsPosition.position.toString().replaceAll(/(\d{5})(\d*?m)/g,"$1m");
			hsOutput['data-normal'] = hsPosition.normal.toString().replaceAll(/(\d{5})(\d*?m)/g,"$1m");
            let orbitObj = targetModel.getCameraOrbit()
			hsOutput['data-orbit'] = `${orbitObj.theta.toFixed(2)}rad ${orbitObj.phi.toFixed(2)}rad ${orbitObj.radius.toFixed(2)}m`;
            let targetObj = targetModel.getCameraTarget();
			hsOutput['data-target'] = `${targetObj.x.toFixed(5)}m ${targetObj.y.toFixed(5)}m ${targetObj.z.toFixed(5)}m`;
			navigator.clipboard.writeText(JSON.stringify(hsOutput, null, 2));
		}
	});
}
onAnnotation = function(e) {
	e.stopPropagation();
	var targetAnnotation = e.target.slot.split('-')[1];
	var targetModel = e.target.closest('model-viewer');
	[...targetModel.querySelectorAll('.HotspotAnnotation')].forEach( (an, idx) => {
		if (idx + 1 == targetAnnotation && an.classList.contains('HiddenAnnotation')) {
			an.classList.remove('HiddenAnnotation');
			if (an.parentElement.dataset.target) {targetModel.cameraTarget = an.parentElement.dataset.target}
			if (an.parentElement.dataset.orbit) {targetModel.cameraOrbit = an.parentElement.dataset.orbit}
		} else {
			an.classList.add('HiddenAnnotation');
		}
	});
};
clearAnnotations = function() {
	[...document.getElementsByClassName('HotspotAnnotation')].forEach( an => {
		an.classList.add('HiddenAnnotation');
	});
};