Create solver page; add Dockerfile

relog-web/src/casebuilder/csv.js

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+import * as d3 from "d3";
+
+export const csvParse = ({ contents, requiredCols }) => {
+  const data = d3.csvParse(contents, d3.autoType);
+  requiredCols.forEach((col) => {
+    if (!(col in data[0])) {
+      throw Error(`Column "${col}" not found in CSV file.`);
+    }
+  });
+  return data;
+};
+
+export const parseCsv = (contents, requiredCols = []) => {
+  const data = d3.csvParse(contents);
+  const T = data.columns.length - requiredCols.length;
+  let isValid = true;
+  for (let t = 0; t < T; t++) {
+    requiredCols.push(t + 1);
+  }
+  requiredCols.forEach((col) => {
+    if (!(col in data[0])) {
+      console.log(`Column "${col}" not found in CSV file.`);
+      isValid = false;
+    }
+  });
+  if (!isValid) return [undefined, undefined];
+  return [data, T];
+};
+
+export const extractNumericColumns = (obj, prefix) => {
+  const result = [];
+  for (let i = 1; `${prefix} ${i}` in obj; i++) {
+    result.push(obj[`${prefix} ${i}`]);
+  }
+  return result;
+};
+
+export const csvFormat = (data) => {
+  return d3.csvFormat(data);
+};
+
+export const generateFile = (filename, contents) => {
+  var link = document.createElement("a");
+  link.setAttribute("href", URL.createObjectURL(new Blob([contents])));
+  link.setAttribute("download", filename);
+  link.style.visibility = "hidden";
+  document.body.appendChild(link);
+  link.click();
+  document.body.removeChild(link);
+};