Work in progress: attempting to create a simple REST interface object

apiFactory.js

(function(global, $) {
	
	var ccREST = function(studentID, institutionID, clusterID) {
		return new ccREST.init(studentID, institutionID, clusterID);
	};

	var BASE_API_URL = '/api/v1/index.cfm';
	
	var createResponsePackage = function(clusterID) {
		clusterID = clusterID || 0;
		return { responses: [], clusterID: clusterID };
	};

	var deleteQuestionURL = function(studentID, questionID) {

		if(!questionID) {
			throw 'QuestionID is required!';
		}

		return BASE_API_URL + '/students/id/' + studentID + '/responses?questionID=' + questionID;
	};

	var deleteOptionURL = function(studentID, optionID) {
			
		if(!optionID) {
			throw 'OptionID is required!';
		}

		return BASE_API_URL + '/students/id/' + studentID + '/responses?optionID=' + optionID;
	};

	var postResponseURL = function(studentID) {
			
		return BASE_API_URL + '/students/id/' + studentID + '/responses';
	};

	var ajaxErrorOutput = function(jqXHR, textStatus, errorThrown) {
		console.log(jqXHR);
		console.log(textStatus);
		console.log(errorThrown);
	};

	ccREST.prototype = {

		resetResponsePackage: function() {
			this.responseObject.responses.length = 0;

			return this;
		},

		addResponse: function(optionID, responseValue) {
			responseValue = (responseValue !== undefined) ? responseValue : 1;
			this.responseObject.responses.push( { optionID: optionID, responseValue: responseValue } );

			return this;
		},
	
		submitResponses: function() {
			var self = this;
			
			$.ajax({
				url         : postResponseURL(this.studentID),
				method      : 'POST',
				dataType    : 'json',
				data        : JSON.stringify(this.responseObject),
				contentType : "application/json; charset=utf-8",
			})
			.fail(function(jqXHR, textStatus, errorThrown) {
				ajaxErrorOutput(jqXHR, textStatus, errorThrown);
			})
			.done(function(data, status) {
				self.resetResponsePackage();
			});

			return this;
		},

		replaceResponses: function(questionID) {
			var self = this;
			
			$.ajax({
				url      : deleteQuestionURL(this.studentID, questionID),
				method   : 'DELETE',
				dataType : 'text',
				error    : this.ajaxErrorOutput
			})
			.fail(function(jqXHR, textStatus, errorThrown) {
				ajaxErrorOutput(jqXHR, textStatus, errorThrown);
			})
			.done(function(data, textStatus, jqXHR) {
				self.submitResponses();
			});

			return this;
		},

		updateResponse: function() {
			this.submitResponses();
		},

		removeResponse: function(optionID) {
			$.ajax({
				url      : deleteOptionURL(this.studentID, optionID),
				method   : 'DELETE',
				dataType : 'text',
				data     : {},
				success  : function(data, status) { },
				error    : this.ajaxErrorOutput
			});

			return this;
		}

	};

	ccREST.init = function(studentID, institutionID, clusterID) {
		var self            = this;
		self.studentID      = studentID     || 459;
		self.institutionID  = institutionID || 0;
		self.clusterID      = clusterID     || 0;
		self.responseObject = createResponsePackage(self.clusterID);
	};

	ccREST.init.prototype = ccREST.prototype;

	global.ccREST = ccREST;

}(window, jQuery));