var uploadCount = 0;

function fileQueueError(file, errorCode, message) {
	try {
		var imageName = "error.gif";
		var errorName = "";
		if (errorCode == SWFUpload.errorCode_QUEUE_LIMIT_EXCEEDED) {
			errorName = "You have attempted to queue too many files.";
		}

		if (errorName != "") {
			alert(errorName);
			return;
		}

		switch (errorCode) {
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
			imageName = "zerobyte.gif";
			break;
		case SWFUpload.QUEUE_ERROR.FILE_EXCEEDS_SIZE_LIMIT:
			imageName = "toobig.gif";
			break;
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
		case SWFUpload.QUEUE_ERROR.INVALID_FILETYPE:
		case -100:
		    alert("You have attempted to queue too many files. The maximum number of pictures allowed is 10.");
		    return;
		default:
		    alert(message);
		    break;
		}

		addImage("images/" + imageName);

	} catch (ex) {
		this.debug(ex);
	}

}

function fileDialogComplete(numFilesSelected, numFilesQueued) {
	try {
		if (numFilesQueued > 0) {
			this.startUpload();
		}
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadProgress(file, bytesLoaded) {

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

		var progress = new FileProgress(file,  this.customSettings.upload_target);
		progress.setProgress(percent);
		if (percent === 100) {
			progress.setStatus("Creating thumbnail...");
			progress.toggleCancel(false, this);
		} else {
		    progress.setStatus("Uploading: %" + percent);
			progress.toggleCancel(true, this);
		}
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadSuccess(file, serverData) {
	try {
		addImage(serverData);

		var progress = new FileProgress(file,  this.customSettings.upload_target);

		progress.setStatus("Thumbnail Created.");
		progress.toggleCancel(false);


	} catch (ex) {
		this.debug(ex);
	}
}

function uploadComplete(file) {
	try {
		/*  I want the next upload to continue automatically so I'll call startUpload here */
		if (this.getStats().files_queued > 0) {
			this.startUpload();
		} else {
			var progress = new FileProgress(file,  this.customSettings.upload_target);
			progress.setComplete();
			progress.setStatus(uploadCount + " image(s) received.");
			progress.toggleCancel(false);
		}
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadError(file, errorCode, message) {
	var imageName =  "error.gif";
	var progress;
	try {
		switch (errorCode) {
		case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED:
			try {
				progress = new FileProgress(file,  this.customSettings.upload_target);
				progress.setCancelled();
				progress.setStatus("Cancelled");
				progress.toggleCancel(false);
			}
			catch (ex1) {
				this.debug(ex1);
			}
			break;
		case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED:
			try {
				progress = new FileProgress(file,  this.customSettings.upload_target);
				progress.setCancelled();
				progress.setStatus("Stopped");
				progress.toggleCancel(true);
			}
			catch (ex2) {
				this.debug(ex2);
			}
		case SWFUpload.UPLOAD_ERROR.UPLOAD_LIMIT_EXCEEDED:
			imageName = "uploadlimit.gif";
			break;
		default:
			alert(message);
			break;
		}

		addImage("images/" + imageName);

	} catch (ex3) {
		this.debug(ex3);
	}

}


function addImage(src) {
	uploadCount = uploadCount + 1;

	if (uploadCount > 3) {
	    document.getElementById("fee").value = parseFloat(document.getElementById("fee").value) + 5;
	    document.getElementById("feeLabel").removeChild(document.getElementById("feeLabel").childNodes[0]);    
	    document.getElementById("feeLabel").appendChild(document.createTextNode(document.getElementById("fee").value));    
	}
            
	if (document.getElementById("noartworkyet") != null)
	    document.getElementById("noartworkyet").parentNode.removeChild(document.getElementById("noartworkyet"));

	// image name
	document.getElementById("thumbnails").appendChild(document.createTextNode("Image #" + uploadCount + ":"));
	
	// table
	var tableS = document.createElement("table"); document.getElementById("thumbnails").appendChild(tableS);
	var table = document.createElement("tbody"); tableS.appendChild(table);
	
	// table row
	var newTr = document.createElement("tr"); table.appendChild(newTr);
	// first column
	var newTd = document.createElement("td"); newTr.appendChild(newTd); 
	
	// add image to first column
	var newImg = document.createElement("img");
	newImg.style.margin = "5px";

	newTd.appendChild(newImg);
	if (newImg.filters) {
		try {
			newImg.filters.item("DXImageTransform.Microsoft.Alpha").opacity = 0;
		} catch (e) {
			// If it is not set initially, the browser will throw an error.  This will set it if it is not set yet.
			newImg.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + 0 + ')';
		}
	} else {
		newImg.style.opacity = 0;
	}

	newImg.onload = function () {
		fadeIn(newImg, 0);
	};
	newImg.src = src;
    
    // second column
	newTd = document.createElement("td"); newTr.appendChild(newTd);
	
	var newText = document.createElement("input");
	newText.type = "text";
	newText.name = "title" + uploadCount;
	newText.id = newText.name;
	var newLabel = document.createTextNode("Title:"); newTd.appendChild(newLabel); newTd.appendChild(document.createElement("br"));
	newTd.appendChild(newText);
	
	newTd.appendChild(document.createElement("br"));
	
    newText = document.createElement("input");
    newText.type = "text";
    newText.name = "size" + uploadCount;
    newText.id = newText.name;
    newLabel = document.createTextNode("Size:"); newTd.appendChild(newLabel); newTd.appendChild(document.createElement("br"));
    newTd.appendChild(newText);
    newTd.appendChild(document.createElement("br"));
    
    newText = document.createElement("input");
    newText.type = "text";
    newText.name = "medium" + uploadCount;
    newText.id = newText.name;
    newLabel = document.createTextNode("Medium:"); newTd.appendChild(newLabel); newTd.appendChild(document.createElement("br"));
    newTd.appendChild(newText);
    newTd.appendChild(document.createElement("br"));
    
    newText = document.createElement("input");
    newText.type = "text";
    newText.name = "price" + uploadCount;
    newText.id = newText.name;
    newLabel = document.createTextNode("Price:"); newTd.appendChild(newLabel); newTd.appendChild(document.createElement("br"));
    newTd.appendChild(newText);
    newTd.appendChild(document.createElement("br"));
    
    newText = document.createElement("input");
    newText.type = "hidden";
    newText.name = "image" + uploadCount;
    newText.value = src;
    newText.id = newText.name;
    newTd.appendChild(newText);
   
}

function fadeIn(element, opacity) {
	var reduceOpacityBy = 5;
	var rate = 30;	// 15 fps


	if (opacity < 100) {
		opacity += reduceOpacityBy;
		if (opacity > 100) {
			opacity = 100;
		}

		if (element.filters) {
			try {
				element.filters.item("DXImageTransform.Microsoft.Alpha").opacity = opacity;
			} catch (e) {
				// If it is not set initially, the browser will throw an error.  This will set it if it is not set yet.
				element.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + opacity + ')';
			}
		} else {
			element.style.opacity = opacity / 100;
		}
	}

	if (opacity < 100) {
		setTimeout(function () {
			fadeIn(element, opacity);
		}, rate);
	}
}



/* ******************************************
 *	FileProgress Object
 *	Control object for displaying file info
 * ****************************************** */

function FileProgress(file, targetID) {
	this.fileProgressID = "divFileProgress";

	this.fileProgressWrapper = document.getElementById(this.fileProgressID);
	if (!this.fileProgressWrapper) {
		this.fileProgressWrapper = document.createElement("div");
		this.fileProgressWrapper.className = "progressWrapper";
		this.fileProgressWrapper.id = this.fileProgressID;

		this.fileProgressElement = document.createElement("div");
		this.fileProgressElement.className = "progressContainer";

		var progressCancel = document.createElement("a");
		progressCancel.className = "progressCancel";
		progressCancel.href = "#";
		progressCancel.style.visibility = "hidden";
		progressCancel.appendChild(document.createTextNode(" "));

		var progressText = document.createElement("div");
		progressText.className = "progressName";
		progressText.appendChild(document.createTextNode(file.name));

		var progressBar = document.createElement("div");
		progressBar.className = "progressBarInProgress";

		var progressStatus = document.createElement("div");
		progressStatus.className = "progressBarStatus";
		progressStatus.innerHTML = "&nbsp;";

		this.fileProgressElement.appendChild(progressCancel);
		this.fileProgressElement.appendChild(progressText);
		this.fileProgressElement.appendChild(progressStatus);
		this.fileProgressElement.appendChild(progressBar);

		this.fileProgressWrapper.appendChild(this.fileProgressElement);

		document.getElementById(targetID).appendChild(this.fileProgressWrapper);
		fadeIn(this.fileProgressWrapper, 0);

	} else {
		this.fileProgressElement = this.fileProgressWrapper.firstChild;
		this.fileProgressElement.childNodes[1].firstChild.nodeValue = file.name;
	}

	this.height = this.fileProgressWrapper.offsetHeight;

}
FileProgress.prototype.setProgress = function (percentage) {
	this.fileProgressElement.className = "progressContainer green";
	this.fileProgressElement.childNodes[3].className = "progressBarInProgress";
	this.fileProgressElement.childNodes[3].style.width = percentage + "%";
};
FileProgress.prototype.setComplete = function () {
	this.fileProgressElement.className = "progressContainer blue";
	this.fileProgressElement.childNodes[3].className = "progressBarComplete";
	this.fileProgressElement.childNodes[3].style.width = "";

};
FileProgress.prototype.setError = function () {
	this.fileProgressElement.className = "progressContainer red";
	this.fileProgressElement.childNodes[3].className = "progressBarError";
	this.fileProgressElement.childNodes[3].style.width = "";

};
FileProgress.prototype.setCancelled = function () {
	this.fileProgressElement.className = "progressContainer";
	this.fileProgressElement.childNodes[3].className = "progressBarError";
	this.fileProgressElement.childNodes[3].style.width = "";

};
FileProgress.prototype.setStatus = function (status) {
	this.fileProgressElement.childNodes[2].innerHTML = status;
};

FileProgress.prototype.toggleCancel = function (show, swfuploadInstance) {
	this.fileProgressElement.childNodes[0].style.visibility = show ? "visible" : "hidden";
	if (swfuploadInstance) {
		var fileID = this.fileProgressID;
		this.fileProgressElement.childNodes[0].onclick = function () {
			swfuploadInstance.cancelUpload(fileID);
			return false;
		};
	}
};











function isPhoneNumber(s) {

    // Check for correct phone number
    rePhoneNumber = new RegExp(/^\([1-9]\d{2}\)\s?\d{3}\-\d{4}$/);

    if (!rePhoneNumber.test(s)) {
       
        return false;
    }

    return true;
}

function isValidEmail(str) {

    return (str.lastIndexOf(".") > 2) && (str.indexOf("@") > 0);
}

function validate_form() {

    document.getElementsByName("submit").disabled = true; 
    
    if (document.getElementById("title1") == null) {
        alert("Error: You have to upload at least one artwork.");
        document.getElementsByName("submit").disabled = false; 
        return false
    }

    if (document.getElementById("Name").value.length < 3) {
        alert("Error: Please enter a valid name.");
        document.getElementsByName("submit").disabled = false; 
        return false
    }

    if (!isValidEmail(document.getElementById("Email").value)) {
        alert("Error: Please enter a valid email address.");
        document.getElementsByName("submit").disabled = false; 
        return false
    }

    if (document.getElementById("Address").value.length < 3) {
        alert("Error: Please enter a valid address.");
        document.getElementsByName("submit").disabled = false; 
        return false
    }

    if (document.getElementById("City").value.length < 3) {
        alert("Error: Please enter a valid city/state/zip.");
        document.getElementsByName("submit").disabled = false; 
        return false
    }

    
    return true;

}