if (navigator.share && navigator.canShare) {
        const test_file = new File(["abc"], "abc.txt", {type: 'text/plain'});
	if (! navigator.canShare({title: "test.txt", files: [ test_file ]})) {
		$('#sharemem').hide();
	}
} else {
	$('#sharemem').hide();
}

$('#sharemem').click(() => {
        const mem_data = H.storage.get_memory();
        const filename = H.type_cookie + ".txt";
        const file = new File([mem_data], filename, {type: 'text/plain'});
        navigator.share({title: filename, files: [ file ]});
});

$('#savemem').click(() => {
	const mem_data = H.storage.get_memory();
	const filename = H.type_cookie + ".txt";
	const a = document.createElement('a');
	const file = new Blob([mem_data], {type: 'text/plain'});
	a.href = URL.createObjectURL(file);
	a.download = filename;
	/*
	if (document.createEvent) {
		var event = document.createEvent('MouseEvents');
		event.initEvent('click', true, true);
		a.dispatchEvent(event);
	} else {
		a.click();
	}
	*/
	a.click();
	setTimeout(() => {
		URL.revokeObjectURL(a.href);
	}, 60000);
	alert("Memory saved as " + filename + ".");
});

$('#loadmem').click(() => {
	$('#loadmem2').trigger('click');
});

$('#loadmem2').change(() => {
	const ch = document.querySelector('#loadmem2');
	if (ch.files.length == 0) {
		return;
	}
	var file = ch.files[0];
	ch.value = "";
	var reader = new FileReader();
	reader.addEventListener('load', (e) => {
		console.log("File loaded, set as memory");
		var data = e.target.result;
		H.storage.set_memory(data);
		H.machine.display_all();
	});
	reader.addEventListener('error', function() {
		alert('File could not be read.');
	});
	reader.readAsText(file);
	console.log("Loading file");
});

Init_hp12c();