import { createSelector } from 'reselect'
import { IComposeViewState, IComposeViewSelectorProps } from './interfaces'
import * as _ from 'lodash'

const root = (state: any): IComposeViewState => state.composeViews

export const statusForComposeView = (state: any, props: IComposeViewSelectorProps) =>
  _.get(root(state), [props.composeViewUUID, 'sendStatus'], false)

export const recipientLengthForComposeView = (state: any, props: IComposeViewSelectorProps) =>
  _.get(root(state), [props.composeViewUUID, 'recipientLength'], 0)

export const calendarInjectionLoadingForComposeView = (state: any, props: IComposeViewSelectorProps) =>
  _.get(root(state), [props.composeViewUUID, 'calendarInjectionLoading'], false)

export const shouldTrackEmail = createSelector(
  [statusForComposeView, recipientLengthForComposeView],
  (statusForComposeView, recipientLengthForComposeView) => recipientLengthForComposeView <= 1 && statusForComposeView,
)