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const extend = require('xtend')
const actions = require('../actions')
const valuesFor = require('../util').valuesFor
const txHelper = require('../../lib/tx-helper')
module.exports = reduceApp
function reduceApp(state, action) {
// clone and defaults
const selectedAccount = state.metamask.selectedAccount
const pendingTxs = hasPendingTxs(state)
let name = 'accounts'
if (selectedAccount) {
name = 'accountDetail'
}
if (pendingTxs) {
name = 'confTx'
}
var defaultView = {
name,
detailView: null,
context: selectedAccount,
}
// confirm seed words
var seedConfView = {
name: 'createVaultComplete',
}
var seedWords = state.metamask.seedWords
var appState = extend({
menuOpen: false,
currentView: seedWords ? seedConfView : defaultView,
accountDetail: {
subview: 'transactions',
},
currentDomain: 'example.com',
transForward: true, // Used to render transition direction
isLoading: false, // Used to display loading indicator
warning: null, // Used to display error text
}, state.appState)
switch (action.type) {
case actions.TOGGLE_MENU:
return extend(appState, {
menuOpen: !appState.menuOpen,
})
case actions.SET_MENU_STATE:
return extend(appState, {
menuOpen: action.value,
})
// intialize
case actions.SHOW_CREATE_VAULT:
return extend(appState, {
currentView: {
name: 'createVault',
},
transForward: true,
warning: null,
})
case actions.SHOW_RESTORE_VAULT:
return extend(appState, {
currentView: {
name: 'restoreVault',
},
transForward: true,
})
case actions.SHOW_INIT_MENU:
return extend(appState, {
currentView: defaultView,
transForward: false,
})
case actions.SHOW_CONFIG_PAGE:
return extend(appState, {
currentView: {
name: 'config',
context: appState.currentView.context,
},
transForward: true,
})
case actions.SHOW_INFO_PAGE:
return extend(appState, {
currentView: {
name: 'info',
context: appState.currentView.context,
},
transForward: true,
})
case actions.CREATE_NEW_VAULT_IN_PROGRESS:
return extend(appState, {
currentView: {
name: 'createVault',
inProgress: true,
},
transForward: true,
isLoading: true,
})
case actions.SHOW_NEW_VAULT_SEED:
return extend(appState, {
currentView: {
name: 'createVaultComplete',
context: action.value,
},
transForward: true,
isLoading: false,
})
case actions.SHOW_SEND_PAGE:
return extend(appState, {
currentView: {
name: 'sendTransaction',
context: appState.currentView.context,
},
transForward: true,
warning: null,
})
// unlock
case actions.UNLOCK_METAMASK:
return extend(appState, {
detailView: {},
transForward: true,
isLoading: false,
warning: null,
})
case actions.LOCK_METAMASK:
return extend(appState, {
currentView: defaultView,
transForward: false,
warning: null,
})
// accounts
case actions.SET_SELECTED_ACCOUNT:
return extend(appState, {
activeAddress: action.value,
})
case actions.GO_HOME:
return extend(appState, {
currentView: extend(appState.currentView, {
name: 'accountDetail',
}),
accountDetail: {
subview: 'transactions',
accountExport: 'none',
privateKey: '',
},
transForward: false,
warning: null,
})
case actions.SHOW_ACCOUNT_DETAIL:
return extend(appState, {
currentView: {
name: 'accountDetail',
context: action.value || account,
},
accountDetail: {
subview: 'transactions',
accountExport: 'none',
privateKey: '',
},
transForward: false,
})
case actions.BACK_TO_ACCOUNT_DETAIL:
return extend(appState, {
currentView: {
name: 'accountDetail',
context: action.value,
},
accountDetail: {
subview: 'transactions',
accountExport: 'none',
privateKey: '',
},
transForward: false,
})
case actions.SHOW_ACCOUNTS_PAGE:
var seedWords = state.metamask.seedWords
return extend(appState, {
currentView: {
name: seedWords ? 'createVaultComplete' : 'accounts',
},
transForward: true,
isLoading: false,
warning: null,
scrollToBottom: false,
})
case actions.REVEAL_ACCOUNT:
return extend(appState, {
scrollToBottom: true,
})
case actions.SHOW_CONF_TX_PAGE:
return extend(appState, {
currentView: {
name: 'confTx',
context: 0,
},
transForward: true,
warning: null,
})
case actions.SHOW_CONF_MSG_PAGE:
return extend(appState, {
currentView: {
name: 'confTx',
context: 0,
},
transForward: true,
warning: null,
})
case actions.COMPLETED_TX:
var unconfTxs = state.metamask.unconfTxs
var unconfMsgs = state.metamask.unconfMsgs
var unconfTxList = txHelper(unconfTxs, unconfMsgs)
.filter(tx => tx !== tx.id)
if (unconfTxList && unconfTxList.length > 0) {
return extend(appState, {
transForward: false,
currentView: {
name: 'confTx',
context: 0,
},
warning: null,
})
} else {
return extend(appState, {
transForward: false,
warning: null,
currentView: {
name: 'accountDetail',
context: state.metamask.selectedAddress,
},
accountDetail: {
subview: 'transactions',
},
})
}
case actions.NEXT_TX:
return extend(appState, {
transForward: true,
currentView: {
name: 'confTx',
context: ++appState.currentView.context,
warning: null,
}
})
case actions.VIEW_PENDING_TX:
const context = indexForPending(state, action.value)
return extend(appState, {
transForward: true,
currentView: {
name: 'confTx',
context,
warning: null,
}
})
case actions.PREVIOUS_TX:
return extend(appState, {
transForward: false,
currentView: {
name: 'confTx',
context: --appState.currentView.context,
warning: null,
}
})
case actions.TRANSACTION_ERROR:
return extend(appState, {
currentView: {
name: 'confTx',
errorMessage: 'There was a problem submitting this transaction.',
},
})
case actions.UNLOCK_FAILED:
return extend(appState, {
warning: 'Incorrect password. Try again.'
})
case actions.SHOW_LOADING:
return extend(appState, {
isLoading: true,
})
case actions.HIDE_LOADING:
return extend(appState, {
isLoading: false,
})
case actions.CLEAR_SEED_WORD_CACHE:
return extend(appState, {
transForward: true,
currentView: {},
isLoading: false,
accountDetail: {
subview: 'transactions',
accountExport: 'none',
privateKey: '',
},
})
case actions.DISPLAY_WARNING:
return extend(appState, {
warning: action.value,
})
case actions.HIDE_WARNING:
return extend(appState, {
warning: undefined,
})
case actions.REQUEST_ACCOUNT_EXPORT:
return extend(appState, {
transForward: true,
currentView: {
name: 'accountDetail',
context: appState.currentView.context,
},
accountDetail: {
subview: 'export',
accountExport: 'requested',
},
})
case actions.EXPORT_ACCOUNT:
return extend(appState, {
accountDetail: {
subview: 'export',
accountExport: 'completed',
},
})
case actions.SHOW_PRIVATE_KEY:
return extend(appState, {
accountDetail: {
subview: 'export',
accountExport: 'completed',
privateKey: action.value,
},
})
default:
return appState
}
}
function hasPendingTxs (state) {
var unconfTxs = state.metamask.unconfTxs
var unconfMsgs = state.metamask.unconfMsgs
var unconfTxList = txHelper(unconfTxs, unconfMsgs)
return unconfTxList.length > 0
}
function indexForPending(state, txId) {
var unconfTxs = state.metamask.unconfTxs
var unconfMsgs = state.metamask.unconfMsgs
var unconfTxList = txHelper(unconfTxs, unconfMsgs)
let idx
unconfTxList.forEach((tx, i) => {
if (tx.id === txId) {
idx = i
}
})
return idx
}
|
