/**
 * File: widget-table.js
 * Author: Markus Grigull <mgrigull@eonerc.rwth-aachen.de>
 * Date: 14.03.2017
 *
 * This file is part of VILLASweb.
 *
 * VILLASweb 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.
 *
 * VILLASweb 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 VILLASweb. If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/

import React, { Component } from 'react';

import Table from './table';
import TableColumn from './table-column';

class WidgetTable extends Component {
  constructor(props) {
    super(props);

    this.state = {
      rows: [],
      sequence: null
    };
  }

  componentWillReceiveProps(nextProps) {
    // check data
    const simulator = nextProps.widget.simulator;

    if (nextProps.simulation == null || nextProps.data == null || nextProps.data[simulator.node] == null
      || nextProps.data[simulator.node][simulator.simulator] == null 
      || nextProps.data[simulator.node][simulator.simulator].length === 0 
      || nextProps.data[simulator.node][simulator.simulator].values.length === 0  
      || nextProps.data[simulator.node][simulator.simulator].values[0].length === 0) {
      // clear values
      this.setState({ rows: [], sequence: null });
      return;
    }

    // check if new data, otherwise skip
    /*if (this.state.sequence >= nextProps.data[simulator.node][simulator.simulator].sequence) {
      return;
    }*/

    // get simulation model
    const simulationModel = nextProps.simulation.models.find((model) => {
      return (model.simulator.node === simulator.node && model.simulator.simulator === simulator.simulator);
    });

    // get rows
    var rows = [];

    nextProps.data[simulator.node][simulator.simulator].values.forEach((signal, index) => {
      if (index < simulationModel.mapping.length) {
        rows.push({
          name: simulationModel.mapping[index].name,
          value: signal[signal.length - 1].y.toFixed(3)
        });
      }
    });

    this.setState({ rows: rows, sequence: nextProps.data[simulator.node][simulator.simulator].sequence });
  }

  render() {
    return (
      <div className="table-widget">
        <Table data={this.state.rows}>
          <TableColumn title="Signal" dataKey="name" width={120} />
          <TableColumn title="Value" dataKey="value" />
        </Table>
      </div>
    );
  }
}

export default WidgetTable;