import Kdu from './instance/index'
import { initGlobalAPI } from './global-api/index'
import { isServerRendering } from 'core/util/env'
import { FunctionalRenderContext } from 'core/kdom/create-functional-component'
import { version } from 'v3'

initGlobalAPI(Kdu)

Object.defineProperty(Kdu.prototype, '$isServer', {
  get: isServerRendering
})

Object.defineProperty(Kdu.prototype, '$ssrContext', {
  get() {
    /* istanbul ignore next */
    return this.$knode && this.$knode.ssrContext
  }
})

// expose FunctionalRenderContext for ssr runtime helper installation
Object.defineProperty(Kdu, 'FunctionalRenderContext', {
  value: FunctionalRenderContext
})

Kdu.version = version

export default Kdu