npm install @diffsome/sdk

import { Diffsome } from '@diffsome/sdk'

// Initialize the client
const client = new Diffsome({
  tenantId: 'your-tenant-id',
  apiKey: 'pky_xxxxxxxxxxxxxxxx',  // Dashboard > Settings > API Tokens
  baseUrl: 'https://www.superselling.co.kr',  // optional

  // Token persistence (auto login)
  persistToken: true,
  storageType: 'localStorage',  // or 'sessionStorage'
  onAuthStateChange: (token, user) => {
    console.log('Auth changed:', user)
  }
})

// Ready to use!
const { data: posts } = await client.blog.list()
const { data: products } = await client.shop.listProducts()

// Get site info & settings
const info = await client.site.getInfo()
console.log(info.name, info.description)

// Get currency settings
const currency = await client.site.getCurrency()

// Format price with currency
const formatted = client.site.formatPrice(50000)
// -> "₩50,000" or "$50.00"

// Register
await client.auth.register({
  name: 'John Doe',
  email: 'john@example.com',
  password: 'password',
  password_confirmation: 'password'
})

// Login (token auto-saved with persistToken)
const { member, token } = await client.auth.login({
  email: 'john@example.com',
  password: 'password'
})

// Logout (token auto-deleted)
await client.auth.logout()

// Check auth status
client.auth.isAuthenticated()  // true/false

// Get current user
const me = await client.auth.me()

// Update profile
await client.auth.updateProfile({ name: 'New Name' })

// Get available providers
const providers = await client.auth.getSocialProviders()
// ['google', 'kakao', 'naver']

// Get auth URL and redirect
const { url } = await client.auth.getSocialAuthUrl('google')
window.location.href = url

// Handle callback (after redirect back)
const { member, token } = await client.auth.socialCallback('google', code)

// Request password reset email
await client.auth.forgotPassword({ email: 'john@example.com' })

// Reset password with token
await client.auth.resetPassword({
  token: 'reset-token',
  email: 'john@example.com',
  password: 'newpassword',
  password_confirmation: 'newpassword'
})

// Set token manually
client.auth.setToken('token_string')

// Get current token
const token = client.auth.getToken()

// List posts with pagination & filters
const { data, meta } = await client.blog.list({
  page: 1,
  per_page: 10,
  category: 'tech',
  tag: 'laravel',
  search: 'keyword'
})

// Get single post by slug
const post = await client.blog.get('my-post-slug')

// Featured posts
const featured = await client.blog.featured(5)

// Filter by category or tag
const { data } = await client.blog.byCategory('news')
const { data } = await client.blog.byTag('featured')

// Get all categories & tags
const categories = await client.blog.categories()  // string[]
const tags = await client.blog.tags()  // string[]

// Get post by ID
const post = await client.blog.getById(123)

// Search posts
const { data } = await client.blog.search('keyword', { per_page: 10 })

// List boards
const { data: boards } = await client.boards.list()

// Get board by slug
const board = await client.boards.get('notices')

// List posts in a board
const { data: posts } = await client.boards.listPosts('notices', {
  page: 1,
  per_page: 10,
  search: 'keyword'
})

// Get single post
const post = await client.boards.getPost(postId)

// Create post (auth required)
await client.boards.createPost({
  board_id: 1,
  title: 'Post Title',
  content: 'Post content...',
  is_secret: false
})

// Update & delete post
await client.boards.updatePost(postId, { title: 'New Title' })
await client.boards.deletePost(postId)

// Board-level comments
const { data: comments } = await client.boards.listComments(postId)
await client.boards.createComment(postId, { content: 'Nice post!' })
await client.boards.updateComment(commentId, { content: 'Updated' })
await client.boards.deleteComment(commentId)

// Board post comments
const { data } = await client.comments.boardPost(postId)
await client.comments.createBoardPost(postId, {
  author_name: 'John',
  content: 'Great post!',
  password: '1234'  // for guest comments
})

// Blog comments
const { data } = await client.comments.blogPost('post-slug')
await client.comments.createBlogPost('post-slug', {
  content: 'Nice article!'
})

// Standalone comments (guestbook)
const { data } = await client.comments.standalone('guestbook')
await client.comments.createStandalone('guestbook', {
  author_name: 'Visitor',
  content: 'Hello!'
})

// Common operations
await client.comments.update(commentId, { content: 'Updated' })
await client.comments.delete(commentId, { password: '1234' })
await client.comments.like(commentId)

// List products with filters
const { data: products } = await client.shop.listProducts({
  category: 'electronics',
  is_featured: true,
  min_price: 10000,
  max_price: 50000,
  search: 'keyword'
})

// Get product by slug
const product = await client.shop.getProduct('product-slug')

// Featured products
const featured = await client.shop.featuredProducts(8)

// Categories
const categories = await client.shop.listCategories()

// Search products
const { data } = await client.shop.searchProducts('hoodie', { per_page: 10 })

// Product types
const digital = await client.shop.getDigitalProducts()
const subscriptionProducts = await client.shop.getSubscriptionProducts()
const bundles = await client.shop.getBundleProducts()
const items = await client.shop.getBundleItems('bundle-slug')

// Get reviews with stats
const { data: reviews, stats } = await client.shop.getProductReviews('product-slug', {
  page: 1,
  per_page: 10,
  rating: 5  // filter by rating
})
// stats = { average_rating: 4.5, total_count: 123, rating_counts: { 5: 80, 4: 30, ... } }

// Write review (auth + purchase required)
await client.shop.createReview('product-slug', {
  rating: 5,
  title: 'Great product!',
  content: 'Highly recommended.',
  images: ['https://...']
})

// Update & delete review
await client.shop.updateReview(reviewId, { rating: 4 })
await client.shop.deleteReview(reviewId)

// Mark as helpful
await client.shop.markReviewHelpful(reviewId)

// My reviews
const { data: myReviews } = await client.shop.myReviews()

// Cart operations
const cart = await client.shop.getCart()

await client.shop.addToCart({
  product_id: 1,
  quantity: 2,
  variant_id: 3  // optional, for variants
})

await client.shop.updateCartItem(itemId, { quantity: 3 })
await client.shop.removeFromCart(itemId)
await client.shop.clearCart()

// Create order
const order = await client.shop.createOrder({
  orderer_name: 'John Doe',
  orderer_email: 'john@example.com',
  orderer_phone: '010-1234-5678',
  shipping_name: 'John Doe',
  shipping_phone: '010-1234-5678',
  shipping_zipcode: '12345',
  shipping_address: '서울시 강남구',
  shipping_address_detail: '101동 101호',
  shipping_memo: '부재시 경비실',
  coupon_code: 'SAVE10'  // optional
})

// Order management
const { data: orders } = await client.shop.listOrders()
const orderDetail = await client.shop.getOrder(orderId)
await client.shop.cancelOrder(orderId)

// Coupon validation
const result = await client.shop.validateCoupon('SAVE10', 50000)
// { valid: true, discount_amount: 5000, coupon: { ... } }

// My coupons
const coupons = await client.shop.myCoupons()

// Get wishlist
const { data: wishlist } = await client.shop.getWishlist()

// Add to wishlist
await client.shop.addToWishlist({ product_id: 1, variant_id: 3 })

// Remove from wishlist
await client.shop.removeFromWishlist(wishlistId)

// Toggle wishlist
await client.shop.toggleWishlist(productId, variantId)

// Check if product is in wishlist
const inWishlist = await client.shop.isInWishlist(productId)

// Get wishlist count
const count = await client.shop.getWishlistCount()

// Move wishlist items to cart
await client.shop.moveWishlistToCart([wishlistId1, wishlistId2])

// My downloads
const { data: downloads } = await client.shop.getMyDownloads()

// Downloads for a specific order
const { data: orderDownloads } = await client.shop.getOrderDownloads('ORD-123')

// Get download URL
const { url } = await client.shop.getDownloadUrl('download-token')

// List subscriptions
const { data: subs } = await client.shop.getSubscriptions()

// Get subscription details
const sub = await client.shop.getSubscription(subId)

// Create subscription
await client.shop.createSubscription({ product_id: 1, payment_method: 'stripe' })

// Cancel subscription
await client.shop.cancelSubscription(subId, true)

// Pause & resume
await client.shop.pauseSubscription(subId)
await client.shop.resumeSubscription(subId)

// Prepare payment (deprecated - use tossPaymentReady)
const payment = await client.shop.preparePayment({
  order_number: 'ORD-123',
  success_url: 'https://mysite.com/payment/success',
  fail_url: 'https://mysite.com/payment/fail'
})
// payment = { client_key, order_id, order_name, amount, customer_name, ... }

// Confirm payment (deprecated - use tossPaymentConfirm)
await client.shop.confirmPayment({
  payment_key: 'toss_payment_key',
  order_id: 'ORD-123',
  amount: 50000
})

// Stripe Checkout
const { url } = await client.shop.stripeCheckout({
  order_number: 'ORD-123',
  success_url: 'https://mysite.com/success',
  cancel_url: 'https://mysite.com/cancel'
})

// Verify payment
await client.shop.stripeVerify({ session_id: 'cs_xxx' })

// Refund
await client.shop.stripeRefund('ORD-123', 'Customer request', 50000)

// Prepare payment
const payment = await client.shop.nicePaymentReady({
  order_number: 'ORD-123',
  amount: 50000
})

// Confirm payment
await client.shop.nicePaymentConfirm({ tid: 'nice_tid', amount: 50000 })

// Cancel payment
await client.shop.nicePaymentCancel('ORD-123', 'Reason', 50000)

// Public APIs
const settings = await client.reservation.getSettings()
const services = await client.reservation.listServices()
const staff = await client.reservation.listStaff(serviceId)

// Check available dates
const dates = await client.reservation.getAvailableDates({
  service_id: 1,
  staff_id: 2,
  start_date: '2026-01-01',
  end_date: '2026-01-31'
})

// Check available time slots
const slots = await client.reservation.getAvailableSlots({
  service_id: 1,
  date: '2026-01-15',
  staff_id: 2
})

// Create reservation (auth required)
await client.reservation.create({
  service_id: 1,
  staff_id: 2,
  reservation_date: '2026-01-15',
  start_time: '14:00',
  customer_name: 'John Doe',
  customer_phone: '010-1234-5678',
  customer_email: 'john@example.com',
  notes: 'Special request'
})

// Manage reservations
const { data } = await client.reservation.list({ status: 'confirmed' })
const upcoming = await client.reservation.upcoming(5)
const past = await client.reservation.past(10)

// Get reservation details
const reservation = await client.reservation.get('RES-20260115-001')

// Cancel reservation
await client.reservation.cancel('RES-20260115-001', 'Schedule change')

// List forms
const { data: forms } = await client.forms.list()

// Get form with field definitions
const form = await client.forms.get('contact')

// Submit form
await client.forms.submit('contact', {
  name: 'John Doe',
  email: 'john@example.com',
  message: 'Hello!'
})

// My submissions (auth required)
const { data: submissions } = await client.forms.mySubmissions()

// Get single submission
const submission = await client.forms.getSubmission(submissionId)

// Upload file
const media = await client.media.upload(file)

// Upload multiple files
const mediaList = await client.media.uploadMultiple([file1, file2])

// List my media
const { data: myMedia } = await client.media.list({ type: 'image/jpeg' })

// Delete media
await client.media.delete(mediaId)

// Entity definitions
const entities = await client.entities.list()
const entity = await client.entities.get('customers')

// Create entity
await client.entities.create({
  name: 'Customer',
  slug: 'customers',
  schema: {
    fields: [
      { name: 'company', label: 'Company', type: 'text', required: true },
      { name: 'email', label: 'Email', type: 'email', required: true },
      { name: 'status', label: 'Status', type: 'select', options: [
        { value: 'active', label: 'Active' },
        { value: 'inactive', label: 'Inactive' }
      ]}
    ]
  }
})

// Records CRUD
const { data: records } = await client.entities.listRecords('customers', {
  search: 'ACME',
  filters: JSON.stringify({ status: 'active' })
})

const record = await client.entities.getRecord('customers', 1)

await client.entities.createRecord('customers', {
  company: 'ACME Corp',
  email: 'contact@acme.com',
  status: 'active'
})

await client.entities.updateRecord('customers', 1, { status: 'inactive' })
await client.entities.deleteRecord('customers', 1)

// Update & delete entity definitions
await client.entities.update('customers', { name: 'Updated Name' })
await client.entities.delete('customers')
await client.entities.delete('customers', true)  // force delete with records

interface Customer {
  company: string
  email: string
  status: 'active' | 'inactive'
}

const customers = client.entities.typed<Customer>('customers')
const { data } = await customers.list()  // data: Customer[]

import {
  Diffsome,
  // Types
  Product,
  BlogPost,
  BoardPost,
  Member,
  Order,
  Reservation,
  ListResponse,
  PromptlyError
} from '@diffsome/sdk'

// All responses are fully typed
const products: Product[] = await client.shop.listProducts()
const posts: BlogPost[] = await client.blog.list()

// List response type
interface ListResponse<T> {
  data: T[]
  meta: {
    current_page: number
    last_page: number
    per_page: number
    total: number
    from: number | null
    to: number | null
  }
}

import { Diffsome, PromptlyError } from '@diffsome/sdk'

try {
  await client.auth.login({
    email: 'wrong@email.com',
    password: 'wrong'
  })
} catch (error) {
  if (error instanceof PromptlyError) {
    console.log(error.message)  // "Invalid credentials"
    console.log(error.status)   // 401
    console.log(error.errors)   // { email: ["Invalid email or password"] }
  }
}