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/*
Author: sotech117
License: Educational under Brown University
Date: 1/22/24
*/
// citation: https://www.geeksforgeeks.org/how-to-create-and-download-csv-file-in-javascript/
// performs a downloadUtils of a csv file, given a string buffer in the format of csv text
const download = data => {
// creating a Blob for having a csv file format
// and passing the data with type
const blob = new Blob([data], {type: 'text/csv'});
// Creating an object for downloading url
const url = window.URL.createObjectURL(blob);
// Creating an anchor(a) tag of HTML
const a = document.createElement('a');
// Passing the blob downloading url
a.setAttribute('href', url);
// Setting the anchor tag attribute for downloading
// and passing the downloadUtils file name
const date = new Date();
// stamp in format of `YYYY-MM-DDTHHmmss`
const stamp = `${date.getFullYear()}-${date.getMonth()+1}-${date.getDate()}T${date.getHours()}${date.getMinutes()}${date.getSeconds()}`;
const fileName = `cs1300-ab-testing-data-${stamp}.csv`;
a.setAttribute('download', fileName);
// Performing a downloadUtils with click
a.click()
}
// given the data as an array of objects, generates the text of it's corresponding csv
const buildcsv = data => {
// Empty array for storing the values
let csvRows = [];
console.log("buildcsv", data);
data.forEach(d => {
// if the array is empty, append the headers (which are the keys)
if (csvRows.length === 0) {
const headers = Object.keys(d);
csvRows.push(headers.join(','));
}
// append the data
const values = Object.values(d).join(',');
csvRows.push(values)
})
// Returning the array joining with new line
return csvRows.join('\n');
}
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