chellaris-galaxy-political-compass/components/charts/radar.tsx

'use client';
import { Ethics, EthicsDataG15, Scale } from '../../types/stellaris';
import { Radar } from 'react-chartjs-2'
import { Chart as ChartJS, registerables } from 'chart.js';
import useSWR from 'swr';

const fetcher = async (url:any) => await fetch(url).then((res) => res.json());

export const RadarChart = (props: { weighted: boolean }) => {
  const {data: tmpData} = useSWR('/api/ethics',fetcher);
  
  const parseData = (data: Array<Array<any>>) => {
    let parsedData: EthicsDataG15[] = new Array<EthicsDataG15>;
    Object.keys(Ethics).forEach((ethic: number | string) => {
      if (Number.isInteger(Number(ethic))) {
        parsedData[Number(ethic)] = new EthicsDataG15(data[Number(ethic)])
      }
    });
    return parsedData;
  }
  let ethicsData: EthicsDataG15[];
  let data;
  let tEntries = 0;
  let scaleLimit = 0;
  

  if (tmpData) {
    let sheetData = tmpData.sheetData
    ethicsData = parseData(sheetData);

    let labelsArray = [ Ethics.Egalitarian, Ethics.Militarist, Ethics.Xenophobe, 
                        Ethics.Competitive, Ethics.Elitist, Ethics.Materialist, Ethics.Ecologist, 
                        Ethics.Authoritarian, Ethics.Pacifist, Ethics.Xenophile, 
                        Ethics.Cooperative, Ethics.Pluralist, Ethics.Spiritualist, Ethics.Industrialist]

    let sumArray = new Array<number>
    let sumRegularArray = new Array<number>

    labelsArray.forEach((ethic: Ethics, index: number) => {
      sumArray[index] = ethicsData[ethic].sum(props.weighted);
      sumRegularArray[index] = ethicsData[ethic].sumRegular();
    })

    data = {
      labels: labelsArray.map(ethic => Ethics[ethic]),
      datasets: [{
        label: "Total Ethics",
        data: sumArray,
        fill: true,
        backgroundColor: '#254A6FAA',
        borderColor: '#356A9F',
        radius: 3
      }, {
        label: "Regular Ethics",
        data: sumRegularArray,
        fill: true,
        backgroundColor: '#000000AA',
        borderColor: '#254A6F',
        radius: 3
      }]
    };


  ethicsData.forEach(elem => {
    tEntries = tEntries + elem.sum(false);
    if (elem.sum(props.weighted) >= scaleLimit) {
      scaleLimit = elem.sum(props.weighted) + 1;
    }
  });
  }
  else {
    data = {
      labels: [],
      datasets: [{
        data: [],
        fill: true,
        backgroundColor: '#254A6FAA',
        borderColor: '#356A9F',
        radius: 3
      }]
    }
  }
  


  const config = {
    type: 'radar',
    data: data,
    options: {
      plugins: {
        tooltip: {
          callbacks: {
            label: (ctx: any) => (`${ctx.dataset.label}: ${ctx.dataset.data[ctx.dataIndex]} ${props.weighted ? "Points" : "Picks"}`)
          }
        },
        datalabels: {
          display: false,
        },
      },
      legend: { display: true },
      elements: {
        line: {
          borderWidth: 3
        }
      },
      scales: {
        r: {
          max: scaleLimit,
          min: 0,
          ticks: {
            display: false
          },
          grid: {
            color: 'grey'
          },
          angleLines: {
            color: 'grey'
          }
        }
      }
    },
  };

  ChartJS.register( ...registerables )

  return (
    <div className="chart-container h-full aspect-square p-2">
      <Radar {...config} />
    </div>
  );
};