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-rw-r--r--assets/js/gradings.js190
1 files changed, 190 insertions, 0 deletions
diff --git a/assets/js/gradings.js b/assets/js/gradings.js
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index 0000000..b5bf7b5
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+++ b/assets/js/gradings.js
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+// const API_ENDPOINT = "https://gimb.tk/test.php"; // deprecated
+var calendar_obj = null;
+var gradings;
+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");
+ }
+}
+
+// GET COLOR FROM STRING
+function hashCode(str) { // java String#hashCode
+ var hash = 0;
+ for (var i = 0; i < str.length; i++) {
+ hash = str.charCodeAt(i) + ((hash << 5) - hash);
+ }
+ return hash;
+}
+
+function intToRGB(i) {
+ var c = (i & 0x00FFFFFF)
+ .toString(16)
+ .toUpperCase();
+
+ return "00000".substring(0, 6 - c.length) + c;
+}
+
+// http://www.w3.org/TR/AERT#color-contrast
+function getForegroundFromBackground(background_color) {
+ let color_hex = background_color.replace("#", "");
+ let rgb = [
+ parseInt(color_hex.substring(0, 2), 16),
+ parseInt(color_hex.substring(2, 4), 16),
+ parseInt(color_hex.substring(4, 6), 16)
+ ];
+ let o = Math.round(((parseInt(rgb[0]) * 299) + (parseInt(rgb[1]) * 587) + (parseInt(rgb[2]) * 114)) / 1000);
+ if (o > 180) {
+ return "#000000";
+ } else {
+ return "#ffffff";
+ }
+}
+
+function getHexColorFromString(str) {
+ return "#" + intToRGB(hashCode(str));
+}
+// --------------------------------------------------
+
+function getDateString() {
+ let date = new Date();
+
+ let year_str = date.getFullYear();
+ let month_str = date.getMonth() + 1
+ month_str = month_str.toString().padStart(2, "0");
+ let day_str = date.getDate();
+ day_str = day_str.toString().padStart(2, "0");
+
+ let date_string = year_str + "-" + month_str + "-" + day_str;
+ return date_string;
+}
+
+async function loadGradings(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("gradings").then((value) => {
+ gradings = value;
+ })
+ ];
+ await Promise.all(promises_to_run);
+ if (gradings == null || gradings == [] || gradings == -1 || force_refresh) {
+ try {
+ let gsecInstance = new gsec();
+ await gsecInstance.login(username, password);
+ gsecInstance.fetchGradings().then( (value) => {
+ gradings = value;
+ localforage.setItem("gradings", value).then(() => {
+ displayData();
+ setLoading(false);
+ });
+ setLoading(false);
+ }).catch( (err) => {
+ gsecErrorHandlerUI(err);
+ setLoading(false);
+ });
+ } catch (err) {
+ gsecErrorHandlerUI(err);
+ setLoading(false);
+ }
+ } else {
+ displayData();
+ setLoading(false);
+ }
+}
+
+function displayData() {
+ let transformed_gradings = [];
+ gradings.forEach((element, index) => {
+ let bg_color = getHexColorFromString(element["acronym"]);
+ let fg_color = getForegroundFromBackground(bg_color);
+ let grading_object = {
+ start: element["date"].toISOString().substring(0, 10), // če se da direktno date object, se doda še 1a zraven (prefixa tajtlu) (verjetno 1am ura)
+ title: element["acronym"],
+ id: index.toString(),
+ backgroundColor: bg_color,
+ textColor: fg_color
+ };
+ transformed_gradings.push(grading_object);
+ });
+ calendar_obj.removeAllEvents();
+ calendar_obj.addEventSource(transformed_gradings);
+}
+
+function gradingClickHandler(eventClickInfo) {
+ let grading_id = parseInt(eventClickInfo.event.id);
+ let grading_subject = gradings[grading_id]["subject"];
+ let grading_date_obj = gradings[grading_id]["date"];
+ let grading_date = dateString.longFormatted(grading_date_obj);
+ let grading_description = gradings[grading_id]["description"];
+ $("#grading-subject").text(grading_subject);
+ $("#grading-date").text(grading_date);
+ $("#grading-description").text(grading_description);
+ const modal = document.querySelectorAll(".side-modal")[0];
+ M.Sidenav.getInstance(modal).open();
+}
+/*
+ function setupPickers() {
+ // Setup pickers, todo (adding an event), to be stored in messages
+ var date_object = new Date();
+ let elems = document.querySelectorAll('#datepicker-add');
+ let options = {
+ autoClose: true,
+ format: "dd.mm.yyyy",
+ defaultDate: date_object,
+ setDefaultDate: true,
+ firstDay: 1
+ }
+ let instances = M.Datepicker.init(elems, options);
+ instances = M.Datepicker.init(elems, options);
+ }
+*/
+
+document.addEventListener("DOMContentLoaded", () => {
+ checkLogin();
+ // Calendar setup
+ var calendarEl = document.getElementById("calendar");
+ calendar_obj = new FullCalendar.Calendar(calendarEl, {
+ firstDay: 1,
+ plugins: ["dayGrid"],
+ defaultDate: getDateString(),
+ navLinks: false,
+ editable: false,
+ events: [],
+ eventClick: gradingClickHandler,
+ height: "parent"
+ });
+ calendar_obj.render();
+ // setupPickers(); // todo (adding an event), to be stored in messages
+ loadGradings(true);
+ // Setup refresh handler
+ $("#refresh-icon").click(() => {
+ loadGradings(true);
+ });
+ // 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 });
+});