text: /*
  Copyright 2016 Capital One Services, LLC
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and limitations under the License.
  */
  
  import React, {Component} from 'react'
  import {Text as ReactText}  from 'react-native'
  import Svg,{ G, Path, Line, Text} from 'react-native-svg'
  import { Options, identity, styleSvg, fontAdapt } from './util'
  const Radar = require('paths-js/radar')
  
  function accessKeys(keys) {
    let a = {}
    for (let i in keys) {
      let key = keys[i]
      a[key] = identity(key)
    }
    return a
  }
  
  export default class RadarChart extends Component
  {
  
    static defaultProps = {
      options: {
        width: 600,
        height: 600,
        margin: {top: 20, left: 20, right: 20, bottom: 20},
        r: 300,
        max: 150,
        fill: '#2980B9',
        stroke: '#2980B9',
        animate: {
          type: 'oneByOne',
          duration: 200,
          fillTransition:3
        },
        label: {
          fontFamily: 'Arial',
          fontSize: 14,
          bold: true,
          color: '#34495E'
        }
      }
    }
  
    render() {
      const noDataMsg = this.props.noDataMessage || 'No data available'
      if (this.props.data === undefined) return (<ReactText>{noDataMsg}</ReactText>)
  
      const options = new Options(this.props)
  
      const x = options.chartWidth / 2
      const y = options.chartHeight / 2
      const radius = Math.min(x, y)
  
      const center = this.props.center || [x, y]
  
      const keys = Object.keys(this.props.data[0])
      const chart = Radar({
        center: this.props.center || [x, y],
        r: this.props.options.r || radius,
        data: this.props.data,
        accessor: this.props.accessor || accessKeys(keys),
        max: this.props.options.max
      })
      const self = this
      const colors = styleSvg({}, self.props.options)
      const curves = chart.curves.map(function (c, i) {
        return (<Path key={i} d={c.polygon.path.print()} fill={colors.fill} fillOpacity={0.6} />)
      })
  
      const length = chart.rings.length
      const rings = chart.rings.map(function (r, i) {
        if (i !== length - 1 ){
          return (<Path key={'rings'+i} d={r.path.print()} stroke={colors.stroke} strokeOpacity={colors.strokeOpacity} fill='none' />)
        }
      })
  
      const textStyle = fontAdapt(options.label)
  
      const labels = chart.rings[length - 1].path.points().map(function (p, i) {
        return (
                <G key={'label' + i}>
                    <Line x1={p[0]} y1={p[1]} x2={center[0]} y2={center[1]} stroke={colors.stroke} strokeOpacity={colors.strokeOpacity}/>
                    <Text fontFamily={textStyle.fontFamily}
                      fontSize={textStyle.fontSize}
                      fontWeight={textStyle.fontWeight}
                      fontStyle={textStyle.fontStyle}
                      textAnchor="middle" x={Math.floor(p[0])} y={Math.floor(p[1])}>{keys[i]}</Text>
                </G>
              )
      })
  
      return (<Svg width={options.width} height={options.height}>
                  <G x={options.margin.left} y={options.margin.top}>
                      {labels}
                      <G x={options.margin.left * -1} y={options.margin.top * -1}>
                          {rings}
                          {curves}
                      </G>
                  </G>
              </Svg>)
    }
  }
  