var formChecker = null;
function swfUploadLoaded() {
	var self = this;
	clearTimeout(this.customSettings.loadingTimeout);
	//document.getElementById("divSWFUploadUI").style.visibility = "visible";
	//document.getElementById("divSWFUploadUI").style.display = "block";
	document.getElementById("divLoadingContent").style.display = "none";
	document.getElementById("divLongLoading").style.display = "none";
	document.getElementById("divAlternateContent").style.display = "none";
	
	//document.getElementById("btnBrowse").onclick = function () { self.selectFiles(); };
	//document.getElementById("btnCancel").onclick = function () { self.cancelQueue(); };


	jQuery('.commsol-swfupload-submit').click( doSubmit );
	//var btnSubmit = document.getElementById("btnSubmit");
	//btnSubmit.onclick = doSubmit;
	//btnSubmit.disabled = true;
	
	/*txtLastName.onchange = validateForm;
	txtFirstName.onchange = validateForm;
	txtEducation.onchange = validateForm;
	txtReferences.onchange = validateForm;
	*/
	formChecker = window.setInterval(validateForm, 1000);
	
	validateForm();
}

function swfUploadPreLoad() {
	var self = this;
	var loading = function () {
		//document.getElementById("divSWFUploadUI").style.display = "none";
		document.getElementById("divLoadingContent").style.display = "";

		var longLoad = function () {
			document.getElementById("divLoadingContent").style.display = "none";
			document.getElementById("divLongLoading").style.display = "";
		};
		this.customSettings.loadingTimeout = setTimeout(function () {
				longLoad.call(self)
			},
			15 * 1000
		);
	};
	
	this.customSettings.loadingTimeout = setTimeout(function () {
			loading.call(self);
		},
		1*1000
	);
}

function swfUploadLoadFailed() {
	clearTimeout(this.customSettings.loadingTimeout);
	//document.getElementById("divSWFUploadUI").style.display = "none";
	document.getElementById("divLoadingContent").style.display = "none";
	document.getElementById("divLongLoading").style.display = "none";
	document.getElementById("divAlternateContent").style.display = "";
}

function validateForm() {
	/*var txtLastName = document.getElementById("lastname");
	var txtFirstName = document.getElementById("firstname");
	var txtEducation = document.getElementById("education");
	var txtFileName = document.getElementById("txtFileName");
	var txtReferences = document.getElementById("references");
	
	var isValid = true;
	if (txtLastName.value === "") {
		isValid = false;
	}
	if (txtFirstName.value === "") {
		isValid = false;
	}
	if (txtEducation.value === "") {
		isValid = false;
	}
	if (txtFileName.value === "") {
		isValid = false;
	}
	if (txtReferences.value === "") {
		isValid = false;
	}*/
	
	//isValid = true;
	//document.getElementById("btnSubmit").disabled = !isValid;

}

function submitFormJavascript() {
	// this code is very similar to the code found in wp-e-commerce.js
	if (-1 == jQuery('form:first').attr('class').indexOf('wpcf7-form')) {
		form_values = jQuery('form:first').serialize();
		if(jQuery('#fancy_notification').length == 0) {
			jQuery('div.wpsc_loading_animation',this).css('visibility', 'visible');
		}
		jQuery.post( 'index.php?ajax=true', form_values, function(returned_data) {
			eval(returned_data);
			jQuery('div.wpsc_loading_animation').css('visibility', 'hidden');

			if(jQuery('#fancy_notification') != null) {
				jQuery('#loading_animation').css("display", 'none');
			}

		});
		actionUrl = jQuery('form:first').attr('action');
		setTimeout("location.href = '"+actionUrl+"';",900);
		return false;
	} else {
		document.forms[0].submit();
	}
}

// Called by the submit button to start the upload
function doSubmit(e) {
	if (formChecker != null) {
		clearInterval(formChecker);
		formChecker = null;
	}
	
	e = e || window.event;
	if (e.stopPropagation) {
		e.stopPropagation();
	}
	e.cancelBubble = true;
	
	try {
		if (swfu.getStats().files_queued > 0) {
			swfu.startUpload();
		} else {
			//document.forms[0].submit();
			submitFormJavascript();
		}
	} catch (ex) {

	}
	return false;
}


 // Called by the queue complete handler to submit the form
function uploadDone() {
	try {
		//document.forms[0].submit();
		submitFormJavascript();


	} catch (ex) {
		alert("Error submitting form");
	}
}

function fileDialogStart() {
	var txtFileName = document.getElementById("txtFileName");
	txtFileName.value = "";

	this.cancelUpload();
}



function fileQueueError(file, errorCode, message)  {
	try {
		// Handle this error separately because we don't want to create a FileProgress element for it.
		switch (errorCode) {
		case SWFUpload.QUEUE_ERROR.QUEUE_LIMIT_EXCEEDED:
			alert("You have attempted to queue too many files.\n" + (message === 0 ? "You have reached the upload limit." : "You may select " + (message > 1 ? "up to " + message + " files." : "one file.")));
			return;
		case SWFUpload.QUEUE_ERROR.FILE_EXCEEDS_SIZE_LIMIT:
			alert("The file you selected is too big.");
			this.debug("Error Code: File too big, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			return;
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
			alert("The file you selected is empty.  Please select another file.");
			this.debug("Error Code: Zero byte file, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			return;
		case SWFUpload.QUEUE_ERROR.INVALID_FILETYPE:
			alert("The file you choose is not an allowed file type.");
			this.debug("Error Code: Invalid File Type, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			return;
		default:
			alert("An error occurred in the upload. Try again later.");
			this.debug("Error Code: " + errorCode + ", File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			return;
		}
	} catch (e) {
	}
}

function fileQueued(file) {
	try {
		var txtFileName = document.getElementById("txtFileName");
		txtFileName.value = file.name;
	} catch (e) {
	}

}
function fileDialogComplete(numFilesSelected, numFilesQueued) {
	validateForm();
}

function uploadProgress(file, bytesLoaded, bytesTotal) {

	try {
		var percent = Math.ceil((bytesLoaded / bytesTotal) * 100);

		file.id = "singlefile";	// This makes it so FileProgress only makes a single UI element, instead of one for each file
		var progress = new FileProgress(file, this.customSettings.progress_target);
		progress.setProgress(percent);
		progress.setStatus("Uploading...");
	} catch (e) {
	}
}

function uploadSuccess(file, serverData) {
	try {
		file.id = "singlefile";	// This makes it so FileProgress only makes a single UI element, instead of one for each file
		var progress = new FileProgress(file, this.customSettings.progress_target);
		progress.setComplete();
		progress.setStatus("Complete.");
		progress.toggleCancel(false);
		if (serverData.charAt(0) === '0') {
			this.customSettings.upload_successful = true;
		} else {
			this.customSettings.upload_successful = false;
		}
		document.getElementById("hidFileID").value = serverData;
		
	} catch (e) {
	}
}

function uploadComplete(file) {
	try {
		if (this.customSettings.upload_successful) {
			this.setButtonDisabled(true);
			uploadDone();
		} else {
			file.id = "singlefile";	// This makes it so FileProgress only makes a single UI element, instead of one for each file
			var progress = new FileProgress(file, this.customSettings.progress_target);
			progress.setError();
			progress.setStatus("File rejected. " + document.getElementById("hidFileID").value);
			progress.toggleCancel(false);
			
			var txtFileName = document.getElementById("txtFileName");
			txtFileName.value = "";
			validateForm();

			alert("There was a problem with the upload.\nThe server did not accept it.");
		}
	} catch (e) {
	}
}

function uploadError(file, errorCode, message) {
	try {
		
		if (errorCode === SWFUpload.UPLOAD_ERROR.FILE_CANCELLED) {
			// Don't show cancelled error boxes
			return;
		}
		
		var txtFileName = document.getElementById("txtFileName");
		txtFileName.value = "";
		validateForm();
		
		// Handle this error separately because we don't want to create a FileProgress element for it.
		switch (errorCode) {
		case SWFUpload.UPLOAD_ERROR.MISSING_UPLOAD_URL:
			alert("There was a configuration error.  You will not be able to upload a file at this time.");
			this.debug("Error Code: No backend file, File name: " + file.name + ", Message: " + message);
			return;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_LIMIT_EXCEEDED:
			alert("You may only upload 1 file.");
			this.debug("Error Code: Upload Limit Exceeded, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			return;
		case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED:
		case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED:
			break;
		default:
			alert("An error occurred in the upload. Try again later.");
			this.debug("Error Code: " + errorCode + ", File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			return;
		}

		file.id = "singlefile";	// This makes it so FileProgress only makes a single UI element, instead of one for each file
		var progress = new FileProgress(file, this.customSettings.progress_target);
		progress.setError();
		progress.toggleCancel(false);

		switch (errorCode) {
		case SWFUpload.UPLOAD_ERROR.HTTP_ERROR:
			progress.setStatus("Upload Error");
			this.debug("Error Code: HTTP Error, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_FAILED:
			progress.setStatus("Upload Failed.");
			this.debug("Error Code: Upload Failed, File name: " + file.name + ", File size: " + file.size + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.IO_ERROR:
			progress.setStatus("Server (IO) Error");
			this.debug("Error Code: IO Error, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.SECURITY_ERROR:
			progress.setStatus("Security Error");
			this.debug("Error Code: Security Error, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED:
			progress.setStatus("Upload Cancelled");
			this.debug("Error Code: Upload Cancelled, File name: " + file.name + ", Message: " + message);
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED:
			progress.setStatus("Upload Stopped");
			this.debug("Error Code: Upload Stopped, File name: " + file.name + ", Message: " + message);
			break;
		}
	} catch (ex) {
	}
}