@firebolt-js/sdk/dist/lib/Prop/index.mjs

The Firebolt JS SDK

import Transport from '../Transport/index.mjs'
import Events from '../Events/index.mjs'
import router from './Router.mjs'

function prop(
  moduleName,
  key,
  params,
  callbackOrValue = undefined,
  immutable,
  readonly,
  contextParameterCount,
) {
  const numArgs = Object.values(params).length
  const type = router(params, callbackOrValue, contextParameterCount)

  if (type === 'getter') {
    return Transport.send(moduleName, key, params)
  } else if (type === 'subscriber') {
    // subscriber
    if (immutable) {
      throw new Error('Cannot subscribe to an immutable property')
    }
    return Events.listen(
      moduleName,
      key + 'Changed',
      ...Object.values(params),
      callbackOrValue,
    )
  } else if (type === 'setter') {
    // setter
    if (immutable) {
      throw new Error('Cannot set a value to an immutable property')
    }
    if (readonly) {
      throw new Error('Cannot set a value to a readonly property')
    }
    return Transport.send(
      moduleName,
      'set' + key[0].toUpperCase() + key.substring(1),
      Object.assign(
        {
          value: callbackOrValue,
        },
        params,
      ),
    )
  } else if (numArgs < contextParameterCount) {
    throw new Error(
      'Cannot get a value without all required context parameters.',
    )
  } else {
    throw new Error('Property accessed with unexpected number of parameters.')
  }
}

export default {
  prop: prop,
}