ui/app/selectors.js


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const valuesFor = require('./util').valuesFor

const selectors = {
  getSelectedAddress,
  getSelectedIdentity,
  getSelectedAccount,
  conversionRateSelector,
  transactionsSelector,
}

module.exports = selectors

function getSelectedAddress (state) {
  // TODO: accounts is not defined. Is it needed?
  const selectedAddress = state.metamask.selectedAddress || Object.keys(accounts)[0]

  return selectedAddress
}

function getSelectedIdentity (state) {
  const selectedAddress = getSelectedAddress(state)
  const identities = state.metamask.identities

  return identities[selectedAddress]
}

function getSelectedAccount (state) {
  const accounts = state.metamask.accounts
  const selectedAddress = getSelectedAddress(state)

  return accounts[selectedAddress]
}

function conversionRateSelector (state) {
  return state.metamask.conversionRate
}

function transactionsSelector (state) {
  const { network } = state.metamask
  const unapprovedMsgs = valuesFor(state.metamask.unapprovedMsgs)
  const shapeShiftTxList = (network === '1') ? state.metamask.shapeShiftTxList : undefined
  const transactions = state.metamask.selectedAddressTxList || []
  const txsToRender = !shapeShiftTxList ? transactions.concat(unapprovedMsgs) : transactions.concat(unapprovedMsgs, shapeShiftTxList)

  return txsToRender.sort((a, b) => b.time - a.time)
}