// 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 { bindActionCreators } from 'redux';
import ContentAdd from 'material-ui/svg-icons/content/add';
import { uniq } from 'lodash';

import List from './List';
import { CreateAccount } from '../../modals';
import { Actionbar, ActionbarExport, ActionbarSearch, ActionbarSort, Button, Page, Tooltip } from '../../ui';

import styles from './accounts.css';

class Accounts extends Component {
  static contextTypes = {
    api: PropTypes.object
  }

  static propTypes = {
    accounts: PropTypes.object,
    hasAccounts: PropTypes.bool,
    balances: PropTypes.object
  }

  state = {
    addressBook: false,
    newDialog: false,
    sortOrder: '',
    searchValues: [],
    searchTokens: [],
    show: false
  }

  componentWillMount () {
    window.setTimeout(() => {
      this.setState({ show: true });
    }, 100);
  }

  render () {
    return (
      <div className={ styles.accounts }>
        { this.renderNewDialog() }
        { this.renderActionbar() }

        { this.state.show ? this.renderAccounts() : this.renderLoading() }
      </div>
    );
  }

  renderLoading () {
    const { accounts } = this.props;

    const loadings = ((accounts && Object.keys(accounts)) || []).map((_, idx) => (
      <div key={ idx } className={ styles.loading }>
        <div></div>
      </div>
    ));

    return (
      <div className={ styles.loadings }>
        { loadings }
      </div>
    );
  }

  renderAccounts () {
    const { accounts, hasAccounts, balances } = this.props;
    const { searchValues, sortOrder } = this.state;

    return (
      <Page>
        <List
          search={ searchValues }
          accounts={ accounts }
          balances={ balances }
          empty={ !hasAccounts }
          order={ sortOrder }
          handleAddSearchToken={ this.onAddSearchToken } />
        <Tooltip
          className={ styles.accountTooltip }
          text='your accounts are visible for easy access, allowing you to edit the meta information, make transfers, view transactions and fund the account' />
      </Page>
    );
  }

  renderSearchButton () {
    const onChange = (searchTokens, searchValues) => {
      this.setState({ searchTokens, searchValues });
    };

    return (
      <ActionbarSearch
        key='searchAccount'
        tokens={ this.state.searchTokens }
        onChange={ onChange } />
    );
  }

  renderSortButton () {
    const onChange = (sortOrder) => {
      this.setState({ sortOrder });
    };

    return (
      <ActionbarSort
        key='sortAccounts'
        id='sortAccounts'
        order={ this.state.sortOrder }
        onChange={ onChange } />
    );
  }

  renderActionbar () {
    const { accounts } = this.props;

    const buttons = [
      <Button
        key='newAccount'
        icon={ <ContentAdd /> }
        label='new account'
        onClick={ this.onNewAccountClick } />,

      <ActionbarExport
        key='exportAccounts'
        content={ accounts }
        filename='accounts' />,

      this.renderSearchButton(),
      this.renderSortButton()
    ];

    return (
      <Actionbar
        className={ styles.toolbar }
        title='Accounts Overview'
        buttons={ buttons }>
        <Tooltip
          className={ styles.toolbarTooltip }
          right
          text='actions relating to the current view are available on the toolbar for quick access, be it for performing actions or creating a new item' />
      </Actionbar>
    );
  }

  renderNewDialog () {
    const { accounts } = this.props;
    const { newDialog } = this.state;

    if (!newDialog) {
      return null;
    }

    return (
      <CreateAccount
        accounts={ accounts }
        onClose={ this.onNewAccountClose }
        onUpdate={ this.onNewAccountUpdate } />
    );
  }

  onAddSearchToken = (token) => {
    const { searchTokens } = this.state;
    const newSearchTokens = uniq([].concat(searchTokens, token));
    this.setState({ searchTokens: newSearchTokens });
  }

  onNewAccountClick = () => {
    this.setState({
      newDialog: !this.state.newDialog
    });
  }

  onNewAccountClose = () => {
    this.onNewAccountClick();
  }

  onNewAccountUpdate = () => {
  }
}

function mapStateToProps (state) {
  const { accounts, hasAccounts } = state.personal;
  const { balances } = state.balances;

  return {
    accounts,
    hasAccounts,
    balances
  };
}

function mapDispatchToProps (dispatch) {
  return bindActionCreators({}, dispatch);
}

export default connect(
  mapStateToProps,
  mapDispatchToProps
)(Accounts);