import React from 'react';
import { DropdownButton, MenuItem, Panel, Tab, Tabs } from 'react-bootstrap';
import { connect } from 'react-redux';
import { bindActionCreators } from 'redux';
import * as Actions from '../actions';
import SqlEditor from './SqlEditor';
import shortid from 'shortid';

let queryCount = 1;

class QueryEditors extends React.Component {
  renameTab(qe) {
    const newTitle = prompt('Enter a new title for the tab');
    if (newTitle) {
      this.props.actions.queryEditorSetTitle(qe, newTitle);
    }
  }
  newQueryEditor() {
    queryCount++;
    const dbId = (this.props.workspaceDatabase) ? this.props.workspaceDatabase.id : null;
    const qe = {
      id: shortid.generate(),
      title: `Query ${queryCount}`,
      dbId,
      autorun: false,
      sql: 'SELECT ...',
    };
    this.props.actions.addQueryEditor(qe);
  }
  handleSelect(key) {
    if (key === 'add_tab') {
      this.newQueryEditor();
    } else {
      this.props.actions.setActiveQueryEditor({ id: key });
    }
  }
  render() {
    const editors = this.props.queryEditors.map((qe, i) => {
      let latestQuery;
      this.props.queries.forEach((q) => {
        if (q.id === qe.latestQueryId) {
          latestQuery = q;
        }
      });
      const state = (latestQuery) ? latestQuery.state : '';
      const tabTitle = (
        <div>
          <div className={'circle ' + state} /> {qe.title} {' '}
          <DropdownButton
            bsSize="small"
            id={'ddbtn-tab-' + i}
            className="no-shadow"
            id="bg-vertical-dropdown-1"
          >
            <MenuItem eventKey="1" onClick={this.props.actions.removeQueryEditor.bind(this, qe)}>
              <i className="fa fa-close" /> close tab
            </MenuItem>
            <MenuItem eventKey="2" onClick={this.renameTab.bind(this, qe)}>
              <i className="fa fa-i-cursor" /> rename tab
            </MenuItem>
          </DropdownButton>
        </div>
      );
      return (
        <Tab
          key={qe.id}
          title={tabTitle}
          eventKey={qe.id}
        >
          <Panel className="nopadding">
            <SqlEditor
              queryEditor={qe}
              latestQuery={latestQuery}
            />
          </Panel>
        </Tab>);
    });
    return (
      <Tabs
        bsStyle="tabs"
        activeKey={this.props.tabHistory[this.props.tabHistory.length - 1]}
        onSelect={this.handleSelect.bind(this)}
      >
        {editors}
        <Tab title={<div><i className="fa fa-plus-circle" />&nbsp;</div>} eventKey="add_tab" />
      </Tabs>
    );
  }
}
QueryEditors.propTypes = {
  actions: React.PropTypes.object,
  queries: React.PropTypes.array,
  queryEditors: React.PropTypes.array,
  tabHistory: React.PropTypes.array,
  workspaceDatabase: React.PropTypes.object,
};
QueryEditors.defaultProps = {
  tabHistory: [],
  queryEditors: [],
};

function mapStateToProps(state) {
  return {
    queryEditors: state.queryEditors,
    queries: state.queries,
    workspaceDatabase: state.workspaceDatabase,
    tabHistory: state.tabHistory,
  };
}
function mapDispatchToProps(dispatch) {
  return {
    actions: bindActionCreators(Actions, dispatch),
  };
}

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