APIリファレンス

import { BlockletService } from '@blocklet/sdk';

const blockletService = new BlockletService();

async function getOwnerInfo() {
  const { user } = await blockletService.getOwner();
  console.log('Owner:', user);
}

import NotificationService from '@blocklet/sdk/service/notification';

async function notifyUser(userId, message) {
  const notification = {
    type: 'info',
    title: 'New Update',
    content: message,
  };
  await NotificationService.sendToUser(userId, notification);
}

import EventBus from '@blocklet/sdk/service/eventbus';

// In one part of your app
async function publishOrderCreated(orderData) {
  await EventBus.publish('order.created', { data: orderData });
}

// In another part of your app
EventBus.subscribe((event) => {
  if (event.type === 'order.created') {
    console.log('New order received:', event.data);
  }
});

import express from 'express';
import middlewares from '@blocklet/sdk/middlewares';

const app = express();

// Session middleware must be used before auth middleware
app.use(middlewares.session());

// Protect a route, requiring 'admin' role
app.get('/admin', middlewares.auth({ roles: ['admin'] }), (req, res) => {
  res.send('Welcome, admin!');
});

import component from '@blocklet/sdk/component';

async function fetchUserDataFromProfileComponent() {
  try {
    const response = await component.call({
      name: 'profile-component-did', // The DID of the target component
      path: '/api/user-data',
      method: 'GET',
    });
    return response.data;
  } catch (error) {
    console.error('Failed to call component:', error);
  }
}

import config from '@blocklet/sdk/config';

// Access environment variables
const appName = config.env.appName;
const appUrl = config.env.appUrl;

// Access the list of other components
const allComponents = config.components;
const databaseComponent = config.components.find(c => c.name === 'database');

import getWallet from '@blocklet/sdk/wallet';

// Get the default wallet for the current application instance
const wallet = getWallet();
console.log('Wallet Address:', wallet.address);

// Get the permanent wallet associated with the blocklet's DID
const permanentWallet = getWallet.getPermanentWallet();
console.log('Permanent Wallet Address:', permanentWallet.address);

import security from '@blocklet/sdk/security';

const sensitiveData = 'This is a secret message';

// Encrypt data using the blocklet's encryption key
const encrypted = security.encrypt(sensitiveData);

// Decrypt it later
const decrypted = security.decrypt(encrypted);

console.log(decrypted === sensitiveData); // true