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metamask-extension/app/scripts/migrations/028.js
2018-07-30 11:41:31 -04:00

41 lines
995 B
JavaScript

// next version number
const version = 28
/*
normalizes txParams on unconfirmed txs
*/
const clone = require('clone')
module.exports = {
version,
migrate: async function (originalVersionedData) {
const versionedData = clone(originalVersionedData)
versionedData.meta.version = version
const state = versionedData.data
const newState = transformState(state)
versionedData.data = newState
return versionedData
},
}
function transformState (state) {
const newState = state
if (newState.PreferencesController) {
if (newState.PreferencesController.tokens) {
const identities = newState.TransactionController.identities
const tokens = newState.PreferencesController.tokens
newState.PreferencesController.accountTokens = {}
for (const identity in identities) {
newState.PreferencesController.accountTokens[identity] = {'mainnet': tokens}
}
newState.PreferencesController.tokens = []
}
}
return newState
}