AngualarJS Wizard service based on https://github.com/simpulton/angularjs-wizard

wizard.js

services.factory('Wizard', [function(){
  var wizardService = {},
		steps = [],
		step = 0,
		finishLabel = "Finish";

	wizardService.isFirstStep = function() {
		return step === 0;
	};

	wizardService.isLastStep = function() {
		return step === (steps.length - 1);
	};

	wizardService.isCurrentStep = function(iStep) {
		return step === iStep;
	};

	wizardService.setCurrentStep = function(iStep) {
		step = iStep;
	};

	wizardService.setFinishLabel = function (iFinishLabel) {
		finishLabel = iFinishLabel;
	}

	wizardService.setSteps = function(iSteps) {
		steps = iSteps;
	};

	wizardService.getCurrentStep = function() {
		return steps[step];
	};

	wizardService.getNextLabel = function() {
		return (this.isLastStep()) ? finishLabel : 'Next';
	};

	wizardService.handlePrevious = function() {
		step -= (this.isFirstStep()) ? 0 : 1;
	};

	wizardService.handleNext = function(dismiss) {
		if(this.isLastStep()) {
			dismiss();
		} else {
			step += 1;
		}
	};

	wizardService.reset = function() {
		steps = [];
		step = 0;
		finishLabel = "Finish";
	};

	return wizardService;
}]);