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Diffstat (limited to 'js/timetable.js')
| -rw-r--r-- | js/timetable.js | 297 |
1 files changed, 0 insertions, 297 deletions
diff --git a/js/timetable.js b/js/timetable.js deleted file mode 100644 index 30ddffa..0000000 --- a/js/timetable.js +++ /dev/null @@ -1,297 +0,0 @@ -const API_ENDPOINT = "https://gimb.tk/test.php"; -// const API_ENDPOINT = "http://localhost:5000/test.php"; - -var calendar_obj = null; -var transformed_storage = []; - -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)); -} -// -------------------------------------------------- - -// ---------DATE FUNCTION------------- -function getDateString(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; -} - -function getLastMonday(date_object) { - if (date_object.getDay() === 0) { - date_object.setDate(asdf.getDate() - 6); - } else { - date_object.setDate(date_object.getDate() - date_object.getDay() + 1); - } - return date_object; -} -// ---------------------------------- - -async function loadTimetable(date_object, force_refresh = false) { - setLoading(true); - - let date_monday = getLastMonday(date_object); - let date_string = getDateString(date_monday); - - // Load required data - let promises_to_run = [ - localforage.getItem("username").then(function (value) { - username = value; - }), - localforage.getItem("password").then(function (value) { - password = value; - }), - localforage.getItem("timetable").then(function (value) { - timetable = value; - }) - ]; - - await Promise.all(promises_to_run); - - if (force_refresh || timetable === null || !(date_string in timetable)) { - $.ajax({ - url: API_ENDPOINT, - crossDomain: true, - - data: { - "u": username, - "p": password, - "m": "fetchurnik", - "a": date_string - }, - dataType: "json", - - cache: false, - type: "GET", - - success: (data) => { - // Check if operation was successful - if (data === null) { - M.toast({ html: "Timetable not available!" }); - setLoading(false); - } else { - - // Populate the calendar & save data - if (timetable === null) { - timetable = {}; - } - - timetable[date_string] = data; - localforage.setItem("timetable", timetable).then(() => { - displayTimetable(data, date_monday); - setLoading(false); - }); - - - } - }, - - error: () => { - M.toast({ html: "No internet connection!" }); - setLoading(false); - } - - }); - - } else { - displayTimetable(timetable[date_string], date_monday); - setLoading(false); - } -} - -function getLessonTimes(lesson_number) { - const lessonTimes = [ - ["07:10:00", "07:55:00"], - ["08:00:00", "08:45:00"], - ["08:50:00", "09:35:00"], - ["09:40:00", "10:25:00"], - ["10:55:00", "11:40:00"], - ["11:45:00", "12:30:00"], - ["12:35:00", "13:20:00"], - ["13:25:00", "14:10:00"], - ["14:15:00", "15:00:00"], - ["15:05:00", "15:50:00"], - ["15:55:00", "16:40:00"], - ["16:45:00", "17:30:00"], - ["17:35:00", "18:20:00"], - ["18:25:00", "19:10:00"] - ]; - return lessonTimes[lesson_number]; -} - -function displayTimetable(weekly_timetable, date_object) { - let transformed_timetable = []; - - let num_days = Object.keys(weekly_timetable).length; - - for (let i = 0; i < num_days; i++) { - - // Get date string (required by callendar) - let date_string = getDateString(date_object); - // Go to next day (for next loop iteration) - date_object.setDate(date_object.getDate() + 1); - - let daily_timetable = weekly_timetable[i.toString()]; - - Object.keys(daily_timetable).forEach((lesson_number) => { - let lesson = daily_timetable[lesson_number]; - - let lesson_times = getLessonTimes(parseInt(lesson_number)); - let bg_color = getHexColorFromString(lesson["kratica"]); - let fg_color = getForegroundFromBackground(bg_color); - - let lesson_metadata = { - subject: lesson["predmet"], - class: lesson["razred"], - teacher: lesson["profesor"], - classroom: lesson["prostor"], - start: lesson_times[0].substring(0, 5), - end: lesson_times[1].substring(0, 5) - } - - let lesson_object = { - id: JSON.stringify(lesson_metadata), - title: lesson["kratica"], - start: date_string + " " + lesson_times[0], - end: date_string + " " + lesson_times[1], - backgroundColor: bg_color, - textColor: fg_color - }; - - transformed_timetable.push(lesson_object); - - }); - - } - // Update calendar - calendar_obj.removeAllEvents(); - calendar_obj.addEventSource(transformed_timetable); - - // Update stored value - transformed_storage = transformed_timetable; -} - -function eventClickHandler(eventClickInfo) { - let lesson_metadata = JSON.parse(eventClickInfo.event.id); - - let lesson_subject = lesson_metadata["subject"]; - let lesson_teacher = lesson_metadata["teacher"]; - let lesson_classroom = lesson_metadata["classroom"]; - let lesson_class = lesson_metadata["class"]; - let lesson_duration = lesson_metadata["start"] + " - " + lesson_metadata["end"]; - - document.getElementById("lesson-subject").innerText = lesson_subject; - document.getElementById("lesson-teacher").innerText = lesson_teacher; - document.getElementById("lesson-class").innerText = lesson_class; - document.getElementById("lesson-classroom").innerText = lesson_classroom; - document.getElementById("lesson-duration").innerText = lesson_duration; - - const modal = document.querySelectorAll('.side-modal')[0]; - M.Sidenav.getInstance(modal).open(); -} - - -document.addEventListener("DOMContentLoaded", () => { - checkLogin(); - - let calendarEl = document.getElementById("calendar"); - calendar_obj = new FullCalendar.Calendar(calendarEl, { - plugins: ["timeGrid"], - eventClick: eventClickHandler, - - defaultView: "timeGridWeek", - contentHeight: "auto", - height: "auto", - width: "auto", - timeGridEventMinHeight: 35, - - nowIndicator: true, - firstDay: 1, - weekends: false, - - minTime: "07:10:00", - maxTime: "19:10:00" - }); - calendar_obj.render(); - - loadTimetable(new Date()); - - // Handlers for next/prev/today buttons - $(".fc-today-button, .fc-prev-button, .fc-next-button").click(() => { - loadTimetable(calendar_obj.getDate()); - }); - - // Setup refresh handler - $("#refresh-icon").click(() => { - loadTimetable(calendar_obj.getDate(), 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 }); -});
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