92 lines
2.9 KiB
JavaScript
92 lines
2.9 KiB
JavaScript
const szak = document.getElementById("szak");
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const lk = document.getElementById("leckekonyv");
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promiseOnLoad = async loadable => new Promise(((resolve, reject) => (loadable.onload = ev => resolve(ev)) && (loadable.onerror = ev => reject(ev))));
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parseExcel = async function (file) {
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try {
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const reader = new FileReader();
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const evpr = promiseOnLoad(reader);
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reader.readAsBinaryString(file);
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const ev = await evpr;
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const data = ev.target.result;
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const workbook = XLSX.read(data, {
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type: 'binary'
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});
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workbook.SheetNames.forEach(function (sheetName) {
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const XL_row_object = XLSX.utils.sheet_to_row_object_array(workbook.Sheets[sheetName]);
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const json_object = JSON.stringify(XL_row_object);
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console.log(json_object);
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console.log(XL_row_object[0]["Tárgykód"]);
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});
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} catch
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(ex) {
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console.log(ex);
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}
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}
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lk.onchange = async () => await parseExcel(lk.files[0]);
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szak.onchange = async () => {
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if (szak.value === "nope") return;
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let response = await fetch(document.URL.substr(0, document.URL.lastIndexOf('/')) + '/data/' + szak.value + "_bsc.csv");
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let data = await response.text();
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let obj = Papa.parse(data);
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const szakError = document.getElementById("szakError");
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szakError.innerText = "";
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if (obj.errors.length > 0) {
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for (const error of obj.errors)
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szakError.innerHTML += error.type + " - " + error.code + ": " + error.message + "<br />";
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return;
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}
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console.log(obj.data);
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let cat;
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for (let i = 2; i < obj.data.length; i++) { //2: Skip header
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const sdata = obj.data[i];
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if (sdata.length < 10)
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continue;
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if (sdata[5].length === 0) { //Course type, only present at leaf nodes
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let tempcat = tryGetCat(sdata[1]);
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if (tempcat !== undefined)
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cat = tempcat;
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if (sdata[2].indexOf("specializáció") === -1)
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continue;
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const spec = new Specialization(sdata[1], sdata[2],
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new SubjectCategory(sdata[1] + "‑MATSZT‑A", sdata[2] + " matekos tárgyak"),
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new SubjectCategory(sdata[1] + "‑INF‑A", sdata[2] + " infós tárgyak"));
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specs.push(spec);
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continue;
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}
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if (cat === undefined) {
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console.warn("No category found!");
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continue;
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}
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subjects.push(new SubjectData(sdata[1], sdata[2], sdata[8], cat));
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}
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const specsSpan = document.getElementById("specs");
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specsSpan.innerHTML = "";
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for (const spec of specs) {
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const count = subjects.reduce((pv, cv) => cv.category.spec === spec ? pv + 1 : pv, 0);
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specsSpan.innerHTML += spec.name + ": " + count + "<br />";
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}
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};
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function tryGetCat(categoryID) {
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const spec = specs.find(spec => spec.matcat.id === categoryID || spec.infcat.id === categoryID)
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return (spec && (spec.matcat.id === categoryID ? spec.matcat : spec.infcat)) || [
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kotvalEgyebCat,
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szakdogaCat,
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szakmaiCat,
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szabvalCat
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].find(cat => cat.id === categoryID);
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}
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let subjects = [];
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let specs = [
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kotSpec,
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kotvalSpec
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];
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(async () => {
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await szak.onchange(undefined);
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await lk.onchange(undefined);
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}
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)();
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