Mobile backend as a service

await calljmp.realtime
  .observe('chat.room.42')
  .on('data', (topic, data) => {
    console.log('New message:', data);
  })
  .subscribe();

const { data, error } = await calljmp.database.query({
  sql: 'INSERT INTO posts (title, content) VALUES (?, ?)',
  params: ['This Post', 'This is a post content'],
});

const postId = data?.insertId;

const { data: user, error } = await calljmp.users.auth.email.authenticate({
  email: 'john@email.com',
  name: 'John Doe',
  password: 'Password#12253',
  // Sign in if user exists, create if not exists
  policy: UserAuthenticationPolicy.SignInOrCreate,
  // Optional: Add user to a role or use custom tags
  tags: ['role:member', 'plan:pro'],
});

class AppCloudService extends CloudService {
  protected override onRequest(request: Request): Response | Promise<Response> {
    if (!this.context.userId) {
      // User is not authenticated.
      return new Response(
        JSON.stringify({ error: 'Unathenticated' }),
        { status: 401, headers: { 'Content-Type': 'application/json' } })
    }

    // User is authenticated and the device and app integrity is confirmed.
    return new Response(
      JSON.stringify({ success: true }),
      { headers: { 'Content-Type': 'application/json' } }
    )
  }
}

// Upload a text from a string
const { data, error } = await calljmp.storage.upload({
  bucket: 'media',
  key: 'messages/hello.txt',
  content: 'Hello, world! This is my first text file.',
  type: 'text/plain',
  description: 'A simple greeting',
  tags: ['text', 'greeting'],
});

// Upload an image from a Blob or File
const { data, error } = await calljmp.storage.upload({
  bucket: 'media',
  key: `profiles/user/avatar.jpg`,
  content: new Blob([imageData], { type: 'image/jpeg' }),
  type: 'image/jpeg',
  description: 'User profile picture',
  tags: ['profile', 'avatar'],
});