ui/app/ducks/send.js


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import extend from 'xtend'

// Actions
const OPEN_FROM_DROPDOWN   = 'metamask/send/OPEN_FROM_DROPDOWN';
const CLOSE_FROM_DROPDOWN = 'metamask/send/CLOSE_FROM_DROPDOWN';
const OPEN_TO_DROPDOWN   = 'metamask/send/OPEN_TO_DROPDOWN';
const CLOSE_TO_DROPDOWN = 'metamask/send/CLOSE_TO_DROPDOWN';

// TODO: determine if this approach to initState is consistent with conventional ducks pattern
const initState = {
  fromDropdownOpen: false,
  toDropdownOpen: false,
  errors: {},
}

// Reducer
export default function reducer({ send: sendState = initState }, action = {}) {
  switch (action.type) {
    case OPEN_FROM_DROPDOWN:
      return extend(sendState, {
        fromDropdownOpen: true,
      })
    case CLOSE_FROM_DROPDOWN:
      return extend(sendState, {
        fromDropdownOpen: false,
      })
    case OPEN_TO_DROPDOWN:
      return extend(sendState, {
        toDropdownOpen: true,
      })
    case CLOSE_TO_DROPDOWN:
      return extend(sendState, {
        toDropdownOpen: false,
      })
    default:
      return sendState
  }
}

// Action Creators
export function openFromDropdown() {
  return { type: OPEN_FROM_DROPDOWN };
}

export function closeFromDropdown() {
  return { type: CLOSE_FROM_DROPDOWN };
}

export function openToDropdown() {
  return { type: OPEN_TO_DROPDOWN };
}

export function closeToDropdown() {
  return { type: CLOSE_TO_DROPDOWN };
}