function listSaves() {
	sendRequest("craftmine.php", "op=listSaves", function(ret) {
		var tmphtml=""
		for(var i=0; i<ret.length; i++) {
			tmphtml += "<div class=\"input-group\">";
			tmphtml += "<span class=\"input-group-addon\">";
			tmphtml += "<input name=\"saveRadio\" value=\"" + i + "\" type=\"radio\" />";
			tmphtml += "</span>";
			tmphtml += "<input class=\"form-control\" type=\"text\" value=\"" + ret[i] + "\" readonly=\"readonly\" />";

			tmphtml += "</div>"
		}
		document.getElementById("listsaves").innerHTML = tmphtml;
	});
}

function getCheckedSave() {
	var radios = document.getElementsByName('saveRadio');
	for (var i = 0, length = radios.length; i < length; i++) {
		if (radios[i].checked) return radios[i].parentNode.parentNode.childNodes.item(1).value;
	}
	return -1;
}

function loadSave() {
	sendRequest("craftmine.php", "op=loadSave&filename="+getCheckedSave(), function(ret) {
		initCraftMine();
	});
}

function downloadSave() {
	var filename = getCheckedSave();
	if(filename == -1) downGame();
	else window.open("craftmine.php?op=downSave&filename="+getCheckedSave(), "_blank");
}

function deleteSave() {
	sendRequest("craftmine.php", "op=deleteSave&filename="+getCheckedSave(), function(ret) {
		listSaves();
	});
}

function saveGame() {
	sendRequest("craftmine.php", "op=saveGame", function(ret) {
		listSaves();
	});
}

function downGame() {
	window.open("craftmine.php?op=downSave", "_blank");
}

function uploadSave() {
	var selectedFile = document.getElementById("selectedFile");
	if(selectedFile.files[0].size > 2000000) {
		showError("File is too big.");
		return;
	}

	var form = new FormData(); // Doesn't work with IE < 10 (and Opera Mini), but, as always, who cares?
	form.append("savefile", selectedFile.files[0]);

	sendRequest("upload.php", form, function(ret) {
		listSaves();
	}, true);
}