Edit Multisig Wallet settings (#3740)

* WIP Sending tokens in multi-sig wallet

* Working Token transfer for multi-sig wallet #3282

* Add operation hash to transfer modal

* Add existing wallet from address #3282

* Wallet delete redirect to Wallets/Accounts #3282

* Rightly check balance in Transfer // Get all accounts balances #3282

* Fix linting

* Better Header UI for Wallet

* Use the `~` webpack alias

* Use Webpack `~` alias

* Add `ETH` format to number typed input

* Fix wallet creation hint && eth input type

* Update dailylimit #3282

* Fix too long copied message

* WIP Wallet settings modification #3282

* WIP edit contract parameters #3282

* Edit Wallet parameters #3282

* Don't show wallets if none

* Fix Transfer for Wallet #3282

* Optimized version of contract code

* Fix wrong max in Wallet creation // Round gas in API

js/src/api/format/input.js

@@ -112,11 +112,15 @@ export function inNumber10 (number) {
 }
 
 export function inNumber16 (number) {
-  if (isInstanceOf(number, BigNumber)) {
-    return inHex(number.toString(16));
+  const bn = isInstanceOf(number, BigNumber)
+    ? number
+    : (new BigNumber(number || 0));
+
+  if (!bn.isInteger()) {
+    throw new Error(`[format/input::inNumber16] the given number is not an integer: ${bn.toFormat()}`);
   }
 
-  return inHex((new BigNumber(number || 0)).toString(16));
+  return inHex(bn.toString(16));
 }
 
 export function inOptions (options) {
@@ -130,6 +134,9 @@ export function inOptions (options) {
 
         case 'gas':
         case 'gasPrice':
+          options[key] = inNumber16((new BigNumber(options[key])).round());
+          break;
+
         case 'value':
         case 'nonce':
           options[key] = inNumber16(options[key]);

js/src/modals/CreateWallet/WalletDetails/walletDetails.js

@@ -117,15 +117,17 @@ export default class WalletDetails extends Component {
             onChange={ this.onRequiredChange }
             param={ parseAbiType('uint') }
             min={ 1 }
+            max={ wallet.owners.length + 1 }
           />
 
           <TypedInput
             label='wallet day limit'
-            hint='number of days to wait for other owners confirmation'
+            hint='amount of ETH spendable without confirmations'
             value={ wallet.daylimit }
             error={ errors.daylimit }
             onChange={ this.onDaylimitChange }
             param={ parseAbiType('uint') }
+            isEth
           />
         </div>
       </Form>

js/src/modals/CreateWallet/WalletInfo/walletInfo.js

@@ -17,6 +17,7 @@
 import React, { Component, PropTypes } from 'react';
 
 import { CompletedStep, IdentityIcon, CopyToClipboard } from '~/ui';
+import { fromWei } from '~/api/util/wei';
 
 import styles from '../createWallet.css';
 
@@ -62,7 +63,7 @@ export default class WalletInfo extends Component {
           <code>{ required }</code> owners are required to confirm a transaction.
         </p>
         <p>
-          The daily limit is set to <code>{ daylimit }</code>.
+          The daily limit is set to <code>{ fromWei(daylimit).toFormat() }</code> ETH.
         </p>
       </CompletedStep>
     );

js/src/modals/CreateWallet/WalletType/walletType.js

@@ -43,7 +43,13 @@ export default class WalletType extends Component {
     return [
       {
         label: 'Multi-Sig wallet', key: 'MULTISIG',
-        description: 'A standard multi-signature Wallet'
+        description: (
+          <span>
+            <span>Create/Deploy a </span>
+            <a href='https://github.com/ethereum/dapp-bin/blob/master/wallet/wallet.sol' target='_blank'>standard multi-signature </a>
+            <span> Wallet</span>
+          </span>
+        )
       },
       {
         label: 'Watch a wallet', key: 'WATCH',

js/src/modals/CreateWallet/createWalletStore.js

@@ -16,7 +16,7 @@
 
 import { observable, computed, action, transaction } from 'mobx';
 
-import { validateUint, validateAddress, validateName } from '../../util/validation';
+import { validateUint, validateAddress, validateName } from '~/util/validation';
 import { ERROR_CODES } from '~/api/transport/error';
 
 import Contract from '~/api/contract';

js/src/modals/Transfer/store.js

@@ -23,7 +23,7 @@ import { bytesToHex } from '~/api/util/format';
 import Contract from '~/api/contract';
 import ERRORS from './errors';
 import { ERROR_CODES } from '~/api/transport/error';
-import { DEFAULT_GAS, DEFAULT_GASPRICE, MAX_GAS_ESTIMATION } from '../../util/constants';
+import { DEFAULT_GAS, DEFAULT_GASPRICE, MAX_GAS_ESTIMATION } from '~/util/constants';
 
 const TITLES = {
   transfer: 'transfer details',
@@ -116,7 +116,6 @@ export default class TransferStore {
     this.api = api;
 
     const { account, balance, gasLimit, senders, onClose, newError, sendersBalances } = props;
-
     this.account = account;
     this.balance = balance;
     this.gasLimit = gasLimit;
@@ -412,34 +411,38 @@ export default class TransferStore {
       return;
     }
 
-    const { gas, gasPrice, tag, valueAll, isEth } = this;
+    const { gas, gasPrice, tag, valueAll, isEth, isWallet } = this;
 
     const gasTotal = new BigNumber(gasPrice || 0).mul(new BigNumber(gas || 0));
 
     const availableEth = new BigNumber(balance.tokens[0].value);
 
     const senderBalance = this.balance.tokens.find((b) => tag === b.token.tag);
-    const available = new BigNumber(senderBalance.value);
     const format = new BigNumber(senderBalance.token.format || 1);
+    const available = isWallet
+      ? this.api.util.fromWei(new BigNumber(senderBalance.value))
+      : (new BigNumber(senderBalance.value)).div(format);
 
     let { value, valueError } = this;
     let totalEth = gasTotal;
     let totalError = null;
 
     if (valueAll) {
-      if (isEth) {
+      if (isEth && !isWallet) {
         const bn = this.api.util.fromWei(availableEth.minus(gasTotal));
         value = (bn.lt(0) ? new BigNumber(0.0) : bn).toString();
+      } else if (isEth) {
+        value = (available.lt(0) ? new BigNumber(0.0) : available).toString();
       } else {
-        value = available.div(format).toString();
+        value = available.toString();
       }
     }
 
-    if (isEth) {
+    if (isEth && !isWallet) {
       totalEth = totalEth.plus(this.api.util.toWei(value || 0));
     }
 
-    if (new BigNumber(value || 0).gt(available.div(format))) {
+    if (new BigNumber(value || 0).gt(available)) {
       valueError = ERRORS.largeAmount;
     } else if (valueError === ERRORS.largeAmount) {
       valueError = null;

js/src/modals/Transfer/transfer.js

@@ -139,8 +139,8 @@ class Transfer extends Component {
           ? (
             <div>
               <br />
-              <p>
-                This transaction needs confirmation from other owners.
+              <div>
+                <p>This transaction needs confirmation from other owners.</p>
                 <Input
                   style={ { width: '50%', margin: '0 auto' } }
                   value={ this.store.operation }
@@ -148,7 +148,7 @@ class Transfer extends Component {
                   readOnly
                   allowCopy
                 />
-              </p>
+              </div>
             </div>
           )
           : null
@@ -298,7 +298,6 @@ function mapStateToProps (initState, initProps) {
   return (state) => {
     const { gasLimit } = state.nodeStatus;
     const sendersBalances = senders ? pick(state.balances.balances, Object.keys(senders)) : null;
-
     return { gasLimit, wallet, senders, sendersBalances };
   };
 }

js/src/modals/WalletSettings/index.js

@@ -0,0 +1,17 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+export default from './walletSettings';

js/src/modals/WalletSettings/walletSettings.css

@@ -0,0 +1,63 @@
+/* Copyright 2015, 2016 Ethcore (UK) Ltd.
+/* This file is part of Parity.
+/*
+/* Parity is free software: you can redistribute it and/or modify
+/* it under the terms of the GNU General Public License as published by
+/* the Free Software Foundation, either version 3 of the License, or
+/* (at your option) any later version.
+/*
+/* Parity is distributed in the hope that it will be useful,
+/* but WITHOUT ANY WARRANTY; without even the implied warranty of
+/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+/* GNU General Public License for more details.
+/*
+/* You should have received a copy of the GNU General Public License
+/* along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+.splitInput {
+  display: flex;
+  flex-direction: row;
+
+  > * {
+    flex: 1;
+
+    margin: 0 0.25em;
+
+    &:first-child {
+      margin-left: 0;
+    }
+
+    &:last-child {
+      margin-right: 0;
+    }
+  }
+}
+
+.change {
+  background-color: rgba(255, 255, 255, 0.1);
+  padding: 0.75em 1.75em;
+  margin-bottom: 1em;
+
+  &.add {
+    background-color: rgba(139, 195, 74, 0.5);
+  }
+
+  &.remove {
+    background-color: rgba(244, 67, 54, 0.5);
+  }
+
+  .label {
+    text-transform: uppercase;
+    margin-bottom: 0.5em;
+    margin-left: -1em;
+    font-size: 0.8em;
+  }
+}
+
+.eth:after {
+  content: 'ETH';
+  font-size: 0.75em;
+  margin-left: 0.125em;
+}
+

js/src/modals/WalletSettings/walletSettings.js

@@ -0,0 +1,321 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+import React, { Component, PropTypes } from 'react';
+import { connect } from 'react-redux';
+import { observer } from 'mobx-react';
+import { pick } from 'lodash';
+
+import ActionDone from 'material-ui/svg-icons/action/done';
+import ContentClear from 'material-ui/svg-icons/content/clear';
+import NavigationArrowForward from 'material-ui/svg-icons/navigation/arrow-forward';
+import { parseAbiType } from '~/util/abi';
+
+import { Button, Modal, TxHash, BusyStep, Form, TypedInput, InputAddress, AddressSelect } from '~/ui';
+import { fromWei } from '~/api/util/wei';
+
+import WalletSettingsStore from './walletSettingsStore.js';
+import styles from './walletSettings.css';
+
+@observer
+class WalletSettings extends Component {
+  static contextTypes = {
+    api: PropTypes.object.isRequired
+  };
+
+  static propTypes = {
+    accounts: PropTypes.object.isRequired,
+    wallet: PropTypes.object.isRequired,
+    onClose: PropTypes.func.isRequired,
+    senders: PropTypes.object.isRequired
+  };
+
+  store = new WalletSettingsStore(this.context.api, this.props.wallet);
+
+  render () {
+    const { stage, steps, waiting, rejected } = this.store;
+
+    if (rejected) {
+      return (
+        <Modal
+          visible
+          title='rejected'
+          actions={ this.renderDialogActions() }
+        >
+          <BusyStep
+            title='The modifications have been rejected'
+            state='The wallet settings will not be modified. You can safely close this window.'
+          />
+        </Modal>
+      );
+    }
+
+    return (
+      <Modal
+        visible
+        actions={ this.renderDialogActions() }
+        current={ stage }
+        steps={ steps.map((s) => s.title) }
+        waiting={ waiting }
+      >
+        { this.renderPage() }
+      </Modal>
+    );
+  }
+
+  renderPage () {
+    const { step } = this.store;
+
+    switch (step) {
+      case 'SENDING':
+        return (
+          <BusyStep
+            title='The modifications are currently being sent'
+            state={ this.store.deployState }
+          >
+            {
+              this.store.requests.map((req) => {
+                const key = req.id;
+
+                if (req.txhash) {
+                  return (<TxHash key={ key } hash={ req.txhash } />);
+                }
+
+                if (req.rejected) {
+                  return (<p key={ key }>The transaction #{parseInt(key, 16)} has been rejected</p>);
+                }
+              })
+            }
+          </BusyStep>
+        );
+
+      case 'CONFIRMATION':
+        const { changes } = this.store;
+
+        return (
+          <div>
+            <p>You are about to make the following modifications</p>
+            <div>
+              { this.renderChanges(changes) }
+            </div>
+          </div>
+        );
+
+      default:
+      case 'EDIT':
+        const { wallet, errors } = this.store;
+        const { accounts, senders } = this.props;
+
+        return (
+          <Form>
+            <p>
+              In order to edit this contract's settings, at
+              least { this.store.initialWallet.require.toNumber() } owners have to
+              send the very same modifications.
+              Otherwise, no modification will be taken into account...
+            </p>
+
+            <AddressSelect
+              label='from account (wallet owner)'
+              hint='send modifications as this owner'
+              value={ wallet.sender }
+              error={ errors.sender }
+              onChange={ this.store.onSenderChange }
+              accounts={ senders }
+            />
+
+            <TypedInput
+              label='other wallet owners'
+              value={ wallet.owners.slice() }
+              onChange={ this.store.onOwnersChange }
+              accounts={ accounts }
+              param={ parseAbiType('address[]') }
+            />
+
+            <div className={ styles.splitInput }>
+              <TypedInput
+                label='required owners'
+                hint='number of required owners to accept a transaction'
+                value={ wallet.require }
+                error={ errors.require }
+                onChange={ this.store.onRequireChange }
+                param={ parseAbiType('uint') }
+                min={ 1 }
+                max={ wallet.owners.length }
+              />
+
+              <TypedInput
+                label='wallet day limit'
+                hint='amount of ETH spendable without confirmations'
+                value={ wallet.dailylimit }
+                error={ errors.dailylimit }
+                onChange={ this.store.onDailylimitChange }
+                param={ parseAbiType('uint') }
+                isEth
+              />
+            </div>
+          </Form>
+        );
+    }
+  }
+
+  renderChanges (changes) {
+    return changes.map((change, index) => (
+      <div key={ `${change.type}_${index}` }>
+        { this.renderChange(change) }
+      </div>
+    ));
+  }
+
+  renderChange (change) {
+    const { accounts } = this.props;
+
+    switch (change.type) {
+      case 'dailylimit':
+        return (
+          <div className={ styles.change }>
+            <div className={ styles.label }>Change Daily Limit</div>
+            <div>
+              <span> from </span>
+              <code> { fromWei(change.initial).toFormat() }</code>
+              <span className={ styles.eth } />
+              <span> to </span>
+              <code> { fromWei(change.value).toFormat() }</code>
+              <span className={ styles.eth } />
+            </div>
+          </div>
+        );
+
+      case 'require':
+        return (
+          <div className={ styles.change }>
+            <div className={ styles.label }>Change Required Owners</div>
+            <div>
+              <span> from </span>
+              <code> { change.initial.toNumber() }</code>
+              <span> to </span>
+              <code> { change.value.toNumber() }</code>
+            </div>
+          </div>
+        );
+
+      case 'add_owner':
+        return (
+          <div className={ [ styles.change, styles.add ].join(' ') }>
+            <div className={ styles.label }>Add Owner</div>
+            <div>
+              <InputAddress
+                disabled
+                value={ change.value }
+                accounts={ accounts }
+              />
+            </div>
+          </div>
+        );
+
+      case 'remove_owner':
+        return (
+          <div className={ [ styles.change, styles.remove ].join(' ') }>
+            <div className={ styles.label }>Remove Owner</div>
+            <div>
+              <InputAddress
+                disabled
+                value={ change.value }
+                accounts={ accounts }
+              />
+            </div>
+          </div>
+        );
+    }
+  }
+
+  renderDialogActions () {
+    const { onClose } = this.props;
+    const { step, hasErrors, rejected, onNext, send, done } = this.store;
+
+    const cancelBtn = (
+      <Button
+        icon={ <ContentClear /> }
+        label='Cancel'
+        onClick={ onClose }
+      />
+    );
+
+    const closeBtn = (
+      <Button
+        icon={ <ContentClear /> }
+        label='Close'
+        onClick={ onClose }
+      />
+    );
+
+    const sendingBtn = (
+      <Button
+        icon={ <ActionDone /> }
+        label='Sending...'
+        disabled
+      />
+    );
+
+    const nextBtn = (
+      <Button
+        icon={ <NavigationArrowForward /> }
+        label='Next'
+        onClick={ onNext }
+        disabled={ hasErrors }
+      />
+    );
+
+    const sendBtn = (
+      <Button
+        icon={ <NavigationArrowForward /> }
+        label='Send'
+        onClick={ send }
+        disabled={ hasErrors }
+      />
+    );
+
+    if (rejected) {
+      return [ closeBtn ];
+    }
+
+    switch (step) {
+      case 'SENDING':
+        return done ? [ closeBtn ] : [ closeBtn, sendingBtn ];
+
+      case 'CONFIRMATION':
+        return [ cancelBtn, sendBtn ];
+
+      default:
+      case 'TYPE':
+        return [ cancelBtn, nextBtn ];
+
+    }
+  }
+}
+
+function mapStateToProps (initState, initProps) {
+  const { accountsInfo, accounts } = initState.personal;
+  const { owners } = initProps.wallet;
+
+  const senders = pick(accounts, owners);
+
+  return () => {
+    return { accounts: accountsInfo, senders };
+  };
+}
+
+export default connect(mapStateToProps)(WalletSettings);

js/src/modals/WalletSettings/walletSettingsStore.js

@@ -0,0 +1,306 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+import { observable, computed, action, transaction } from 'mobx';
+import BigNumber from 'bignumber.js';
+
+import { validateUint, validateAddress } from '~/util/validation';
+import { DEFAULT_GAS, MAX_GAS_ESTIMATION } from '~/util/constants';
+import { ERROR_CODES } from '~/api/transport/error';
+
+const STEPS = {
+  EDIT: { title: 'wallet settings' },
+  CONFIRMATION: { title: 'confirmation' },
+  SENDING: { title: 'sending transaction', waiting: true }
+};
+
+export default class WalletSettingsStore {
+  @observable step = null;
+  @observable requests = [];
+  @observable deployState = '';
+  @observable done = false;
+
+  @observable wallet = {
+    owners: null,
+    require: null,
+    dailylimit: null,
+    sender: ''
+  };
+
+  @observable errors = {
+    owners: null,
+    require: null,
+    dailylimit: null,
+    sender: null
+  };
+
+  @computed get stage () {
+    return this.stepsKeys.findIndex((k) => k === this.step);
+  }
+
+  @computed get hasErrors () {
+    return !!Object.keys(this.errors).find((key) => !!this.errors[key]);
+  }
+
+  @computed get stepsKeys () {
+    return this.steps.map((s) => s.key);
+  }
+
+  @computed get steps () {
+    return Object
+      .keys(STEPS)
+      .map((key) => {
+        return {
+          ...STEPS[key],
+          key
+        };
+      });
+  }
+
+  @computed get waiting () {
+    this.steps
+      .map((s, idx) => ({ idx, waiting: s.waiting }))
+      .filter((s) => s.waiting)
+      .map((s) => s.idx);
+  }
+
+  get changes () {
+    const changes = [];
+
+    const prevDailylimit = new BigNumber(this.initialWallet.dailylimit);
+    const nextDailylimit = new BigNumber(this.wallet.dailylimit);
+
+    const prevRequire = new BigNumber(this.initialWallet.require);
+    const nextRequire = new BigNumber(this.wallet.require);
+
+    if (!prevDailylimit.equals(nextDailylimit)) {
+      changes.push({
+        type: 'dailylimit',
+        initial: prevDailylimit,
+        value: nextDailylimit
+      });
+    }
+
+    if (!prevRequire.equals(nextRequire)) {
+      changes.push({
+        type: 'require',
+        initial: prevRequire,
+        value: nextRequire
+      });
+    }
+
+    const prevOwners = this.initialWallet.owners;
+    const nextOwners = this.wallet.owners;
+
+    const ownersToRemove = prevOwners.filter((owner) => !nextOwners.includes(owner));
+    const ownersToAdd = nextOwners.filter((owner) => !prevOwners.includes(owner));
+
+    ownersToRemove.forEach((owner) => {
+      changes.push({
+        type: 'remove_owner',
+        value: owner
+      });
+    });
+
+    ownersToAdd.forEach((owner) => {
+      changes.push({
+        type: 'add_owner',
+        value: owner
+      });
+    });
+
+    return changes;
+  }
+
+  constructor (api, wallet) {
+    this.api = api;
+    this.step = this.stepsKeys[0];
+
+    this.walletInstance = wallet.instance;
+
+    this.initialWallet = {
+      address: wallet.address,
+      owners: wallet.owners,
+      require: wallet.require,
+      dailylimit: wallet.dailylimit.limit
+    };
+
+    transaction(() => {
+      this.wallet.owners = wallet.owners;
+      this.wallet.require = wallet.require;
+      this.wallet.dailylimit = wallet.dailylimit.limit;
+
+      this.validateWallet(this.wallet);
+    });
+  }
+
+  @action onNext = () => {
+    const stepIndex = this.stepsKeys.findIndex((k) => k === this.step) + 1;
+    this.step = this.stepsKeys[stepIndex];
+  }
+
+  @action onChange = (_wallet) => {
+    const newWallet = Object.assign({}, this.wallet, _wallet);
+    this.validateWallet(newWallet);
+  }
+
+  @action onOwnersChange = (owners) => {
+    this.onChange({ owners });
+  }
+
+  @action onRequireChange = (require) => {
+    this.onChange({ require });
+  }
+
+  @action onSenderChange = (_, sender) => {
+    this.onChange({ sender });
+  }
+
+  @action onDailylimitChange = (dailylimit) => {
+    this.onChange({ dailylimit });
+  }
+
+  @action send = () => {
+    const changes = this.changes;
+    const walletInstance = this.walletInstance;
+    this.step = 'SENDING';
+
+    this.onTransactionsState('postTransaction');
+    Promise
+      .all(changes.map((change) => this.sendChange(change, walletInstance)))
+      .then((requestIds) => {
+        this.onTransactionsState('checkRequest');
+        this.requests = requestIds.map((id) => ({ id, rejected: false, txhash: null }));
+
+        return Promise
+          .all(requestIds.map((id) => {
+            return this.api
+              .pollMethod('parity_checkRequest', id)
+              .then((txhash) => {
+                const index = this.requests.findIndex((r) => r.id === id);
+                this.requests[index].txhash = txhash;
+              })
+              .catch((e) => {
+                if (e.code === ERROR_CODES.REQUEST_REJECTED) {
+                  const index = this.requests.findIndex((r) => r.id === id);
+                  this.requests[index].rejected = true;
+                  return false;
+                }
+
+                throw e;
+              });
+          }));
+      })
+      .then(() => {
+        this.done = true;
+        this.onTransactionsState('completed');
+      });
+  }
+
+  @action sendChange = (change, walletInstance) => {
+    const { method, values } = this.getChangeMethod(change, walletInstance);
+
+    const options = {
+      from: this.wallet.sender,
+      to: this.initialWallet.address,
+      gas: MAX_GAS_ESTIMATION
+    };
+
+    return method
+      .estimateGas(options, values)
+      .then((gasEst) => {
+        let gas = gasEst;
+
+        if (gas.gt(DEFAULT_GAS)) {
+          gas = gas.mul(1.2);
+        }
+        options.gas = gas;
+
+        return method.postTransaction(options, values);
+      });
+  }
+
+  getChangeMethod = (change, walletInstance) => {
+    if (change.type === 'require') {
+      return {
+        method: walletInstance.changeRequirement,
+        values: [ change.value ]
+      };
+    }
+
+    if (change.type === 'dailylimit') {
+      return {
+        method: walletInstance.setDailyLimit,
+        values: [ change.value ]
+      };
+    }
+
+    if (change.type === 'add_owner') {
+      return {
+        method: walletInstance.addOwner,
+        values: [ change.value ]
+      };
+    }
+
+    if (change.type === 'remove_owner') {
+      return {
+        method: walletInstance.removeOwner,
+        values: [ change.value ]
+      };
+    }
+  }
+
+  @action onTransactionsState = (state) => {
+    switch (state) {
+      case 'estimateGas':
+      case 'postTransaction':
+        this.deployState = 'Preparing transaction for network transmission';
+        return;
+
+      case 'checkRequest':
+        this.deployState = 'Waiting for confirmation of the transaction in the Parity Secure Signer';
+        return;
+
+      case 'completed':
+        this.deployState = '';
+        return;
+    }
+  }
+
+  @action validateWallet = (_wallet) => {
+    const senderValidation = validateAddress(_wallet.sender);
+    const requireValidation = validateUint(_wallet.require);
+    const dailylimitValidation = validateUint(_wallet.dailylimit);
+
+    const errors = {
+      sender: senderValidation.addressError,
+      require: requireValidation.valueError,
+      dailylimit: dailylimitValidation.valueError
+    };
+
+    const wallet = {
+      ..._wallet,
+      sender: senderValidation.address,
+      require: requireValidation.value,
+      dailylimit: dailylimitValidation.value
+    };
+
+    transaction(() => {
+      this.wallet = wallet;
+      this.errors = errors;
+    });
+  }
+}

js/src/modals/index.js

@@ -29,6 +29,7 @@ import Transfer from './Transfer';
 import PasswordManager from './PasswordManager';
 import SaveContract from './SaveContract';
 import LoadContract from './LoadContract';
+import WalletSettings from './WalletSettings';
 
 export {
   AddAddress,
@@ -45,5 +46,6 @@ export {
   Transfer,
   PasswordManager,
   LoadContract,
-  SaveContract
+  SaveContract,
+  WalletSettings
 };

js/src/redux/providers/walletActions.js

@@ -228,7 +228,7 @@ function fetchWalletInfo (contract, update, getState) {
         const owners = ownersUpdate && ownersUpdate.value || null;
         const transactions = transactionsUpdate && transactionsUpdate.value || null;
 
-        return fetchWalletConfirmations(contract, owners, transactions, getState)
+        return fetchWalletConfirmations(contract, update[UPDATE_CONFIRMATIONS], owners, transactions, getState)
           .then((update) => {
             updates.push(update);
             return updates;
@@ -292,17 +292,37 @@ function fetchWalletDailylimit (contract) {
     });
 }
 
-function fetchWalletConfirmations (contract, _owners = null, _transactions = null, getState) {
+function fetchWalletConfirmations (contract, _operations, _owners = null, _transactions = null, getState) {
   const walletInstance = contract.instance;
 
   const wallet = getState().wallet.wallets[contract.address];
 
   const owners = _owners || (wallet && wallet.owners) || null;
   const transactions = _transactions || (wallet && wallet.transactions) || null;
+  // Full load if no operations given, or if the one given aren't loaded yet
+  const fullLoad = !Array.isArray(_operations) || _operations
+    .filter((op) => !wallet.confirmations.find((conf) => conf.operation === op))
+    .length > 0;
 
-  return walletInstance
+  let promise;
+
+  if (fullLoad) {
+    promise = walletInstance
       .ConfirmationNeeded
       .getAllLogs()
+      .then((logs) => {
+        return logs.map((log) => ({
+          initiator: log.params.initiator.value,
+          to: log.params.to.value,
+          data: log.params.data.value,
+          value: log.params.value.value,
+          operation: bytesToHex(log.params.operation.value),
+          transactionIndex: log.transactionIndex,
+          transactionHash: log.transactionHash,
+          blockNumber: log.blockNumber,
+          confirmedBy: []
+        }));
+      })
       .then((logs) => {
         return logs.sort((logA, logB) => {
           const comp = logA.blockNumber.comparedTo(logB.blockNumber);
@@ -314,23 +334,13 @@ function fetchWalletConfirmations (contract, _owners = null, _transactions = nul
           return logA.transactionIndex.comparedTo(logB.transactionIndex);
         });
       })
-    .then((logs) => {
-      return logs.map((log) => ({
-        initiator: log.params.initiator.value,
-        to: log.params.to.value,
-        data: log.params.data.value,
-        value: log.params.value.value,
-        operation: bytesToHex(log.params.operation.value),
-        transactionHash: log.transactionHash,
-        blockNumber: log.blockNumber,
-        confirmedBy: []
-      }));
-    })
       .then((confirmations) => {
         if (confirmations.length === 0) {
           return confirmations;
         }
 
+        // Only fetch confirmations for operations not
+        // yet confirmed (ie. not yet a transaction)
         if (transactions) {
           const operations = transactions
             .filter((t) => t.operation)
@@ -342,27 +352,53 @@ function fetchWalletConfirmations (contract, _owners = null, _transactions = nul
         }
 
         return confirmations;
-    })
+      });
+  } else {
+    const { confirmations } = wallet;
+    const nextConfirmations = confirmations
+      .filter((conf) => _operations.includes(conf.operation));
+
+    promise = Promise.resolve(nextConfirmations);
+  }
+
+  return promise
     .then((confirmations) => {
       if (confirmations.length === 0) {
         return confirmations;
       }
 
-      const operations = confirmations.map((conf) => conf.operation);
+      const uniqConfirmations = Object.values(
+        confirmations.reduce((confirmations, confirmation) => {
+          confirmations[confirmation.operation] = confirmation;
+          return confirmations;
+        }, {})
+      );
+
+      const operations = uniqConfirmations.map((conf) => conf.operation);
+
       return Promise
         .all(operations.map((op) => fetchOperationConfirmations(contract, op, owners)))
         .then((confirmedBys) => {
-          confirmations.forEach((_, index) => {
-            confirmations[index].confirmedBy = confirmedBys[index];
+          uniqConfirmations.forEach((_, index) => {
+            uniqConfirmations[index].confirmedBy = confirmedBys[index];
           });
 
-          return confirmations;
+          return uniqConfirmations;
         });
     })
     .then((confirmations) => {
+      const prevConfirmations = wallet.confirmations || [];
+      const nextConfirmations = prevConfirmations
+        .filter((conA) => !confirmations.find((conB) => conB.operation === conA.operation))
+        .concat(confirmations)
+        .map((conf) => ({
+          ...conf,
+          pending: false
+        }));
+
       return {
         key: UPDATE_CONFIRMATIONS,
-        value: confirmations
+        value: nextConfirmations
       };
     });
 }
@@ -417,7 +453,10 @@ function parseLogs (logs) {
     logs.forEach((log) => {
       const { address, topics } = log;
       const eventSignature = toHex(topics[0]);
-      const prev = updates[address] || { address };
+      const prev = updates[address] || {
+        [ UPDATE_DAILYLIMIT ]: true,
+        address
+      };
 
       switch (eventSignature) {
         case signatures.OwnerChanged:
@@ -436,16 +475,18 @@ function parseLogs (logs) {
           };
           return;
 
+        case signatures.ConfirmationNeeded:
         case signatures.Confirmation:
         case signatures.Revoke:
-          const operation = log.params.operation.value;
+          const operation = bytesToHex(log.params.operation.value);
 
           updates[address] = {
             ...prev,
             [ UPDATE_CONFIRMATIONS ]: uniq(
-              (prev.operations || []).concat(operation)
+              (prev[UPDATE_CONFIRMATIONS] || []).concat(operation)
             )
           };
+
           return;
 
         case signatures.Deposit:
@@ -456,17 +497,6 @@ function parseLogs (logs) {
             [ UPDATE_TRANSACTIONS ]: true
           };
           return;
-
-        case signatures.ConfirmationNeeded:
-          const op = log.params.operation.value;
-
-          updates[address] = {
-            ...prev,
-            [ UPDATE_CONFIRMATIONS ]: uniq(
-              (prev.operations || []).concat(op)
-            )
-          };
-          return;
       }
     });
 

js/src/ui/CopyToClipboard/copyToClipboard.css

@@ -20,5 +20,14 @@
 }
 
 .data {
+  flex: 1;
   font-family: monospace;
+  padding: 0 0.5em;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.container {
+  display: flex;
 }

js/src/ui/CopyToClipboard/copyToClipboard.js

@@ -80,7 +80,13 @@ class CopyToClipboard extends Component {
 
   onCopy = () => {
     const { data, onCopy, cooldown, showSnackbar } = this.props;
-    const message = (<div>copied <code className={ styles.data }>{ data }</code> to clipboard</div>);
+    const message = (
+      <div className={ styles.container }>
+        <span>copied </span>
+        <code className={ styles.data }> { data } </code>
+        <span> to clipboard</span>
+      </div>
+    );
 
     this.setState({
       copied: true,

js/src/ui/Form/AddressSelect/addressSelect.js

@@ -170,7 +170,7 @@ export default class AddressSelect extends Component {
   handleFilter = (searchText, name, item) => {
     const { address } = item;
     const entry = this.state.entries[address];
-    const lowCaseSearch = searchText.toLowerCase();
+    const lowCaseSearch = (searchText || '').toLowerCase();
 
     return [entry.name, entry.address]
       .some(text => text.toLowerCase().indexOf(lowCaseSearch) !== -1);

js/src/ui/Form/TypedInput/typedInput.css

@@ -29,3 +29,30 @@
     position: relative;
   }
 }
+
+.ethInput {
+  display: flex;
+  flex-direction: row;
+  align-items: flex-end;
+
+  .input {
+    flex: 1;
+    position: relative;
+
+    .label {
+      position: absolute;
+      right: 1.5em;
+      bottom: 1em;
+      font-size: 0.85em;
+      margin-left: 0.5em;
+    }
+  }
+
+  .toggle {
+    margin-bottom: 0.5em;
+    display: flex;
+    flex-direction: row;
+    align-items: center;
+  }
+}
+

js/src/ui/Form/TypedInput/typedInput.js

@@ -15,7 +15,7 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 import React, { Component, PropTypes } from 'react';
-import { MenuItem } from 'material-ui';
+import { MenuItem, Toggle } from 'material-ui';
 import { range } from 'lodash';
 
 import IconButton from 'material-ui/IconButton';
@@ -26,7 +26,8 @@ import Input from '~/ui/Form/Input';
 import InputAddressSelect from '~/ui/Form/InputAddressSelect';
 import Select from '~/ui/Form/Select';
 
-import { ABI_TYPES } from '../../../util/abi';
+import { ABI_TYPES } from '~/util/abi';
+import { fromWei, toWei } from '~/api/util/wei';
 
 import styles from './typedInput.css';
 
@@ -42,16 +43,29 @@ export default class TypedInput extends Component {
     label: PropTypes.string,
     hint: PropTypes.string,
     min: PropTypes.number,
-    max: PropTypes.number
+    max: PropTypes.number,
+    isEth: PropTypes.bool
   };
 
   static defaultProps = {
     min: null,
-    max: null
+    max: null,
+    isEth: false
   };
 
+  state = {
+    isEth: true,
+    ethValue: 0
+  };
+
+  componentDidMount () {
+    if (this.props.isEth && this.props.value) {
+      this.setState({ ethValue: fromWei(this.props.value) });
+    }
+  }
+
   render () {
-    const { param } = this.props;
+    const { param, isEth } = this.props;
     const { type } = param;
 
     if (type === ABI_TYPES.ARRAY) {
@@ -87,6 +101,10 @@ export default class TypedInput extends Component {
       );
     }
 
+    if (isEth) {
+      return this.renderEth();
+    }
+
     return this.renderType(type);
   }
 
@@ -157,16 +175,43 @@ export default class TypedInput extends Component {
     return this.renderDefault();
   }
 
-  renderNumber () {
-    const { label, value, error, param, hint, min, max } = this.props;
+  renderEth () {
+    const { ethValue } = this.state;
+
+    const value = ethValue && typeof ethValue.toNumber === 'function'
+      ? ethValue.toNumber()
+      : ethValue;
+
+    return (
+      <div className={ styles.ethInput }>
+        <div className={ styles.input }>
+          { this.renderNumber(value, this.onEthValueChange) }
+          { this.state.isEth ? (<div className={ styles.label }>ETH</div>) : null }
+        </div>
+        <div className={ styles.toggle }>
+          <Toggle
+            toggled={ this.state.isEth }
+            onToggle={ this.onEthTypeChange }
+            style={ { width: 46 } }
+          />
+        </div>
+      </div>
+    );
+  }
+
+  renderNumber (value = this.props.value, onChange = this.onChange) {
+    const { label, error, param, hint, min, max } = this.props;
+    const realValue = value && typeof value.toNumber === 'function'
+      ? value.toNumber()
+      : value;
 
     return (
       <Input
         label={ label }
         hint={ hint }
-        value={ value }
+        value={ realValue }
         error={ error }
-        onChange={ this.onChange }
+        onChange={ onChange }
         type='number'
         min={ min !== null ? min : (param.signed ? null : 0) }
         max={ max !== null ? max : null }
@@ -236,6 +281,28 @@ export default class TypedInput extends Component {
     this.props.onChange(value === 'true');
   }
 
+  onEthTypeChange = () => {
+    const { isEth, ethValue } = this.state;
+
+    if (ethValue === '' || ethValue === undefined) {
+      return this.setState({ isEth: !isEth });
+    }
+
+    const value = isEth ? toWei(ethValue) : fromWei(ethValue);
+    this.setState({ isEth: !isEth, ethValue: value }, () => {
+      this.onEthValueChange(null, value);
+    });
+  }
+
+  onEthValueChange = (event, value) => {
+    const realValue = this.state.isEth && value !== '' && value !== undefined
+      ? toWei(value)
+      : value;
+
+    this.setState({ ethValue: value });
+    this.props.onChange(realValue);
+  }
+
   onChange = (event, value) => {
     this.props.onChange(value);
   }

js/src/util/validation.js

@@ -140,7 +140,7 @@ export function validateUint (value) {
     const bn = new BigNumber(value);
     if (bn.lt(0)) {
       valueError = ERRORS.negativeNumber;
-    } else if (bn.toString().indexOf('.') !== -1) {
+    } else if (!bn.isInteger()) {
       valueError = ERRORS.decimalNumber;
     }
   } catch (e) {

js/src/views/Accounts/accounts.js

@@ -140,6 +140,10 @@ class Accounts extends Component {
     const { wallets, hasWallets, balances } = this.props;
     const { searchValues, sortOrder } = this.state;
 
+    if (!wallets || Object.keys(wallets).length === 0) {
+      return null;
+    }
+
     return (
       <List
         link='wallet'

js/src/views/Wallet/Confirmations/confirmations.js

@@ -60,12 +60,14 @@ class WalletConfirmations extends Component {
   }
   renderConfirmations () {
     const { confirmations, ...others } = this.props;
+    const realConfirmations = confirmations && confirmations
+      .filter((conf) => conf.confirmedBy.length > 0);
 
-    if (!confirmations) {
+    if (!realConfirmations) {
       return null;
     }
 
-    if (confirmations.length === 0) {
+    if (realConfirmations.length === 0) {
       return (
         <div>
           <p>No transactions needs confirmation right now.</p>
@@ -73,7 +75,8 @@ class WalletConfirmations extends Component {
       );
     }
 
-    return confirmations.map((confirmation) => (
+    return realConfirmations
+      .map((confirmation) => (
         <WalletConfirmation
           key={ confirmation.operation }
           confirmation={ confirmation }
@@ -320,6 +323,7 @@ class WalletConfirmation extends Component {
     const { address, isTest } = this.props;
     const { operation, transactionHash, blockNumber, value, to, data } = confirmation;
 
+    if (value && to && data) {
       return (
         <TxRow
           className={ className }
@@ -339,6 +343,18 @@ class WalletConfirmation extends Component {
       );
     }
 
+    return (
+      <tr
+        key={ operation }
+        className={ className }
+      >
+        <td colSpan={ 5 }>
+          <code>{ operation }</code>
+        </td>
+      </tr>
+    );
+  }
+
   renderConfirmedBy (confirmation, className) {
     const { operation, confirmedBy } = confirmation;
 

js/src/views/Wallet/wallet.js

@@ -22,9 +22,10 @@ import moment from 'moment';
 import ContentCreate from 'material-ui/svg-icons/content/create';
 import ActionDelete from 'material-ui/svg-icons/action/delete';
 import ContentSend from 'material-ui/svg-icons/content/send';
+import SettingsIcon from 'material-ui/svg-icons/action/settings';
 
 import { nullableProptype } from '~/util/proptypes';
-import { EditMeta, Transfer } from '~/modals';
+import { EditMeta, Transfer, WalletSettings } from '~/modals';
 import { Actionbar, Button, Page, Loading } from '~/ui';
 
 import Delete from '../Address/Delete';
@@ -74,6 +75,7 @@ class Wallet extends Component {
 
   state = {
     showEditDialog: false,
+    showSettingsDialog: false,
     showTransferDialog: false,
     showDeleteDialog: false
   };
@@ -115,6 +117,7 @@ class Wallet extends Component {
     return (
       <div className={ styles.wallet }>
         { this.renderEditDialog(wallet) }
+        { this.renderSettingsDialog() }
         { this.renderTransferDialog() }
         { this.renderDeleteDialog(wallet) }
         { this.renderActionbar() }
@@ -212,13 +215,18 @@ class Wallet extends Component {
       <Button
         key='delete'
         icon={ <ActionDelete /> }
-        label='delete wallet'
+        label='delete'
         onClick={ this.showDeleteDialog } />,
       <Button
         key='editmeta'
         icon={ <ContentCreate /> }
         label='edit'
-        onClick={ this.onEditClick } />
+        onClick={ this.onEditClick } />,
+      <Button
+        key='settings'
+        icon={ <SettingsIcon /> }
+        label='settings'
+        onClick={ this.onSettingsClick } />
     ];
 
     return (
@@ -250,11 +258,27 @@ class Wallet extends Component {
     return (
       <EditMeta
         account={ wallet }
-        keys={ ['description', 'passwordHint'] }
+        keys={ ['description'] }
         onClose={ this.onEditClick } />
     );
   }
 
+  renderSettingsDialog () {
+    const { wallet } = this.props;
+    const { showSettingsDialog } = this.state;
+
+    if (!showSettingsDialog) {
+      return null;
+    }
+
+    return (
+      <WalletSettings
+        wallet={ wallet }
+        onClose={ this.onSettingsClick }
+      />
+    );
+  }
+
   renderTransferDialog () {
     const { showTransferDialog } = this.state;
 
@@ -281,6 +305,12 @@ class Wallet extends Component {
     });
   }
 
+  onSettingsClick = () => {
+    this.setState({
+      showSettingsDialog: !this.state.showSettingsDialog
+    });
+  }
+
   onTransferClick = () => {
     this.setState({
       showTransferDialog: !this.state.showTransferDialog