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metamask-extension/app/scripts/migrations/030.js
Whymarrh Whitby b6ccd22d6c
Update ESLint shared config to v3 (#9274)
Co-authored-by: Mark Stacey <markjstacey@gmail.com>
2020-08-19 13:57:05 -02:30

53 lines
1.5 KiB
JavaScript

// next version number
/*
removes invalid chaids from preferences and networkController for custom rpcs
*/
import { cloneDeep } from 'lodash'
const version = 30
export default {
version,
async migrate (originalVersionedData) {
const versionedData = cloneDeep(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 (state.PreferencesController) {
const { frequentRpcListDetail } = newState.PreferencesController
if (frequentRpcListDetail) {
frequentRpcListDetail.forEach((rpc, index) => {
// eslint-disable-next-line radix
if (Boolean(rpc.chainId) && Number.isNaN(parseInt(rpc.chainId))) {
delete frequentRpcListDetail[index].chainId
}
})
newState.PreferencesController.frequentRpcListDetail = frequentRpcListDetail
}
}
if (state.NetworkController) {
// eslint-disable-next-line radix
if (newState.NetworkController.network && Number.isNaN(parseInt(newState.NetworkController.network))) {
delete newState.NetworkController.network
}
// eslint-disable-next-line radix
if (newState.NetworkController.provider && newState.NetworkController.provider.chainId && Number.isNaN(parseInt(newState.NetworkController.provider.chainId))) {
delete newState.NetworkController.provider.chainId
}
}
return newState
}