@robotical/sensors-dashboard/dist/utils/export-csv.js

A dashboard tool for depicting Marty data by Robotical

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getCSVTitle = void 0;
exports.prepareCSVData = prepareCSVData;
exports.prepareTitles = prepareTitles;
require("core-js/modules/es.promise.js");
require("core-js/modules/es.array.includes.js");
require("core-js/modules/web.dom-collections.iterator.js");
require("core-js/modules/es.array.sort.js");
require("core-js/modules/esnext.iterator.map.js");
async function prepareCSVData(data) {
  const mergedX = mergeX(data);
  const mergedYs = await mergeY(data, mergedX);
  const csvData = createCSVData(mergedX, mergedYs);
  return csvData;
}
function prepareTitles(data, xAxisTitle) {
  const titles = [];
  titles.push(xAxisTitle);
  for (const traceKey in data) {
    titles.push(traceKey.split("=>")[1]);
  }
  return titles;
}
const getCSVTitle = data => {
  const tracesTitles = [];
  for (const trace in data) {
    const traceTitle = trace.split("=>")[0];
    if (!tracesTitles.includes(traceTitle)) {
      tracesTitles.push(traceTitle);
    }
  }
  return "".concat(tracesTitles.join("_"), "_Data.csv");
};
exports.getCSVTitle = getCSVTitle;
const mergeX = data => {
  // merge all x's into one array
  const mergedX = [];
  for (const traceKey in data) {
    const trace = data[traceKey];
    const {
      x
    } = trace;
    for (const xVal of x) {
      if (!mergedX.includes(xVal)) {
        mergedX.push(xVal);
      }
    }
  }
  return mergedX.sort((a, b) => a - b);
};
const mergeY = async (data, mergedX) => {
  // async because it'll be a time consuming process so better we do it in parallel
  // go through y's of each trace and add to csvData
  const ysPromises = [];
  for (const traceKey in data) {
    const promise = new Promise((resolve, reject) => {
      const mergedY = new Array(mergedX.length).fill(NaN);
      const trace = data[traceKey];
      const {
        x,
        y
      } = trace;
      for (let i = 0; i < y.length; i++) {
        const yVal = y[i];
        const xVal = x[i];
        const xIndex = mergedX.indexOf(xVal);
        mergedY[xIndex] = yVal;
      }
      resolve(mergedY);
    });
    ysPromises.push(promise);
  }
  return Promise.all(ysPromises);
};
const createCSVData = (mergedX, mergedYs) => {
  const csvData = [];
  for (let i = 0; i < mergedX.length; i++) {
    const xVal = mergedX[i];
    const yVals = mergedYs.map(y => y[i]);
    csvData.push([xVal, ...yVals]);
  }
  return csvData;
};