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authorsijanec <sijanecantonluka@gmail.com>2020-05-17 00:13:40 +0200
committersijanec <sijanecantonluka@gmail.com>2020-05-17 00:13:40 +0200
commitfc66b376cb3a2c73843cc882d500cfd743c0790e (patch)
treec94ab426742180e88100629102fa7c21eb820a58 /dist/js/grades.js
parentHandlers moved from HTML to JS (diff)
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-rw-r--r--dist/js/grades.js235
1 files changed, 235 insertions, 0 deletions
diff --git a/dist/js/grades.js b/dist/js/grades.js
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index 0000000..4c52848
--- /dev/null
+++ b/dist/js/grades.js
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+// const API_ENDPOINT = "https://gimb.tk/test.php"; // deprecated
+let checkbox_state = false;
+var grades;
+async function checkLogin() {
+ localforage.getItem("logged_in").then((value) => {
+ // This code runs once the value has been loaded
+ // from the offline store.
+ if (value !== true) {
+ window.location.replace("/index.html");
+ }
+ }).catch((err) => {
+ // This code runs if there were any errors
+ console.log(err);
+ });
+}
+
+// Set loading bar visibility
+function setLoading(state) {
+ if (state) {
+ $("#loading-bar").removeClass("hidden");
+ } else {
+ $("#loading-bar").addClass("hidden");
+ }
+}
+
+async function loadGrades(force_refresh = false) {
+ setLoading(true);
+ let promises_to_run = [
+ localforage.getItem("username").then((value) => {
+ username = value;
+ }),
+ localforage.getItem("password").then((value) => {
+ password = value;
+ }),
+ localforage.getItem("grades").then((value) => {
+ grades = value;
+ })
+ ];
+ await Promise.all(promises_to_run);
+ // If we don't have a list of grades, fetch it
+ if (grades === null || grades === [] || force_refresh) {
+ try {
+
+ let gsecInstance = new gsec();
+ await gsecInstance.login(username, password);
+
+ gsecInstance.fetchGrades().then( (value) => {
+ grades = value;
+ localforage.setItem("grades", value).then(() => {
+ displayGrades();
+ setLoading(false);
+ });
+ setLoading(false);
+ }).catch( (err) => {
+ gsecErrorHandlerUI(err);
+ setLoading(false);
+ });
+
+ } catch (err) {
+ gsecErrorHandlerUI(err);
+ setLoading(false);
+ }
+
+ } else {
+ displayGrades();
+ setLoading(false);
+ }
+}
+
+function displayGrades() {
+ let grades_by_subject = {};
+ grades.forEach((grade, index) => {
+ if (!(grade["subject"] in grades_by_subject)) {
+ grades_by_subject[grade["subject"]] = [];
+ }
+
+ let grade_object = {
+ date: dateString.longFormatted(grade["date"]),
+ teacher: grade["teacher"],
+ subject: grade["subject"],
+ title: grade["name"][0],
+ type: grade["name"][1],
+ term: grade["name"][2],
+ grade: grade["grade"],
+ temporary: grade["temporary"],
+ index: index
+ }
+ grades_by_subject[grade["subject"]].push(grade_object);
+
+ });
+
+ let root_element = document.getElementById("grades-collapsible");
+ Object.keys(grades_by_subject).forEach((subject) => {
+ // Create root element for a subject entry
+ let subject_entry = document.createElement("li");
+ // Create subject collapsible header
+ let subject_header = document.createElement("div");
+ subject_header.classList.add("collapsible-header");
+ subject_header.classList.add("collapsible-header-root");
+ // Create header text element
+ let subject_header_text = document.createElement("span");
+ subject_header_text.innerText = subject;
+ // Create collection for displaying individuals grades
+ let subject_body = document.createElement("div");
+ subject_body.className = "collapsible-body";
+ let subject_body_root = document.createElement("ul");
+ subject_body_root.className = "collection";
+ // Setup variables for calculating average
+ let grade_sum = 0;
+ let grade_tot = 0;
+ grades_by_subject[subject].forEach((grade) => {
+ // Create element for individual grade
+ let grade_node = document.createElement("li");
+ grade_node.className = "collection-item";
+ grade_node.classList.add("collection-item")
+ grade_node.classList.add("grade-node");
+ grade_node.dataset["index"] = grade["index"];
+ let grade_node_div = document.createElement("div");
+ // Node for date and subject text
+ let grade_text = document.createElement("span");
+ // Node for the actual number
+ let grade_number = document.createElement("div");
+ grade_number.className = "secondary-content";
+ // Apply different style, if the grade is temporary
+ if (grade["temporary"]) {
+ // Styling for text
+ let grade_text_italic = document.createElement("i");
+ grade_text_italic.innerText = grade["date"] + " - " + grade["title"];
+ grade_text.appendChild(grade_text_italic);
+ // Styling for number
+ let grade_number_italic = document.createElement("i");
+ grade_number_italic.innerText = grade["grade"].toString();
+ grade_number.appendChild(grade_number_italic);
+ } else {
+ // Text
+ grade_text.innerText = grade["date"] + " - " + grade["title"];
+ // Number
+ grade_number.innerText = grade["grade"].toString();
+ }
+ grade_node_div.appendChild(grade_text);
+ grade_node_div.appendChild(grade_number);
+ grade_node.appendChild(grade_node_div);
+ // Count the grade only if it's not temporary or explicitly enabled
+ if (!grade["temporary"] || !checkbox_state) {
+ grade_sum += grade["grade"];
+ grade_tot += 1;
+ }
+ subject_body_root.appendChild(grade_node);
+ });
+ let grade_average = (grade_tot === 0) ? "N/A" : (Math.round(((grade_sum / grade_tot) + Number.EPSILON) * 100) / 100);
+ let subject_header_average = document.createElement("div");
+ subject_header_average.className = "collapsible-header-right";
+ subject_header_average.innerText = grade_average.toString();
+ subject_header.appendChild(subject_header_text);
+ subject_header.appendChild(subject_header_average);
+ subject_body.append(subject_body_root);
+ subject_entry.append(subject_header);
+ subject_entry.append(subject_body);
+ root_element.append(subject_entry);
+ });
+ $("#grades-collapsible").append(root_element);
+ refreshClickHandlers();
+}
+
+function clearGrades() {
+ const table = document.getElementById("grades-collapsible");
+ while (table.firstChild) {
+ table.removeChild(table.firstChild);
+ }
+}
+
+function refreshGrades(force) {
+ clearGrades();
+ loadGrades(force);
+}
+
+function refreshClickHandlers() {
+ $("#grades-collapsible").find(".collection-item.grade-node").click(function () {
+ let grade_obj = grades[parseInt(this.dataset["index"])];
+ document.getElementById("grade-header").innerText = grade_obj["subject"] + ": " + grade_obj["grade"];
+ document.getElementById("grade-date").innerText = dateString.longFormatted(grade_obj["date"]);
+ document.getElementById("grade-title").innerText = grade_obj["name"][0];
+ document.getElementById("grade-type").innerText = S("type") + ": " + grade_obj["name"][1];
+ let term_element = document.getElementById("grade-term");
+ if (grade_obj["name"][2] !== "") {
+ term_element.innerText = S("term") + ": " + grade_obj["name"][2];
+ term_element.style["display"] = "";
+ } else {
+ term_element.style["display"] = "none";
+ }
+ document.getElementById("grade-teacher").innerText = S("teacher") + ": " + grade_obj["teacher"];
+ let temporary_object = document.getElementById("grade-temporary");
+ let temporary_object_root = document.getElementById("grade-temporary-root");
+ if (grade_obj["temporary"]) {
+ temporary_object.innerText = "(" + S("temporary") + ")";
+ temporary_object_root.style["display"] = "";
+ } else {
+ temporary_object_root.style["display"] = "none";
+ }
+ const modal = document.querySelectorAll('.side-modal')[0];
+ M.Sidenav.getInstance(modal).open();
+ });
+}
+
+// Initialization code
+document.addEventListener("DOMContentLoaded", async () => {
+ checkLogin();
+
+ let coll_elem = document.querySelectorAll('.collapsible');
+ M.Collapsible.init(coll_elem, {});
+
+ // Setup refresh handler
+ $("#refresh-icon").click(function () {
+ refreshGrades(true);
+ });
+
+ // Setup checkbox handler
+ $("#permanent-grades-checkbox").change(function () {
+ checkbox_state = this.checked;
+ refreshGrades(false);
+ });
+ let elems = document.querySelectorAll('.modal');
+ M.Modal.init(elems, {});
+
+ // Setup side menu
+ const menus = document.querySelectorAll('.side-menu');
+ M.Sidenav.init(menus, { edge: 'right', draggable: true });
+
+ // Setup side modal
+ const modals = document.querySelectorAll('.side-modal');
+ M.Sidenav.init(modals, { edge: 'left', draggable: false });
+
+ clearGrades();
+ await loadGrades();
+});