js-step-builder

A lightweight, framework-agnostic step builder for JavaScript.

Features

• Simple and intuitive API
• Progress tracking
• Customizable styling
• Framework agnostic
• TypeScript support
• Event handling
• Responsive design

Installation

npm install js-step-builder

Usage

import { StepBuilder } from "js-step-builder";

const stepBuilder = new StepBuilder({
  startsFrom: 1,
  onStepChange: () => {
    console.log("Step changed!");
  },
}).init("#steps");

Demo

Check out the live demo at: https://sametweb.github.io/js-step-builder/

The demo showcases:

• Multi-step form with validation
• Progress tracking
• Form data collection
• Summary view
• Responsive design
• Modern styling

API

Constructor Options

interface StepBuilderConfig {
  startsFrom?: number; // Starting step number (default: 1)
  onStepChange?: () => void; // Callback when step changes
  progressBar?: string; // Progress bar selector (default: "#progress")
  prevButton?: string; // Previous button selector (default: "#prev-btn")
  nextButton?: string; // Next button selector (default: "#next-btn")
  stepClass?: string; // Step element class (default: "step")
  activeClass?: string; // Active step class (default: "active")
}

Methods

• init(selector: string): StepBuilder - Initialize the step builder
• next(): void - Move to next step
• prev(): void - Move to previous step
• jump(step: number): void - Jump to specific step
• getState(): StepState - Get current state

State Object

interface StepState {
  current: number; // Current step number
  size: number; // Total number of steps
  isLast: boolean; // Is current step the last step
  isFirst: boolean; // Is current step the first step
  hasPrev: boolean; // Can move to previous step
  hasNext: boolean; // Can move to next step
  progress: number; // Progress percentage (0-1)
}

License

MIT