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const API_ENDPOINT = "https://gimb.tk/test.php";
// const API_ENDPOINT = "http://localhost:5000/test.php";
var teachers = null;
/**
* Converts a day number to a string.
*
* @param {Number} dayIndex
* @return {String} Returns day as string
*/
function dayOfWeekAsString(dayIndex) {
var daysToReturn = [S("monday"), S("tuesday"), S("wednesday"), S("thursday"), S("friday"), S("saturday"), S("sunday")];
return daysToReturn[dayIndex];
}
// Set loading bar visibility
function setLoading(state) {
if (state) {
$("#loading-bar").removeClass("hidden");
} else {
$("#loading-bar").addClass("hidden");
}
}
// Function, responsible for fetching and displaying data
async function loadTeachers(force_refresh = false) {
setLoading(true);
// Load required data
let promises_to_run = [
localforage.getItem("username").then((value) => {
username = value;
}),
localforage.getItem("password").then((value) => {
password = value;
}),
localforage.getItem("teachers").then((value) => {
teachers = value;
})
];
Promise.all(promises_to_run).then(() => {
// If we don't have a list of teachers, query it
if (teachers === null || force_refresh) {
$.ajax({
url: API_ENDPOINT,
crossDomain: true,
data: {
"u": username,
"p": password,
"m": "fetchprofesorji"
},
dataType: "json",
cache: false,
type: "GET",
success: (data) => {
// If data is null, the request failed
if (data === null) {
UIAlert(D("requestFailed"));
setLoading(false);
} else {
// Save teachers & populate table
localforage.setItem("teachers", data).then((value) => {
teachers = value;
displayData();
setLoading(false);
});
}
},
error: () => {
UIAlert(D("noInternetConnection"));
setLoading(false);
}
})
} else {
displayData();
setLoading(false);
}
});
}
// Function for displaying data
function displayData() {
teachers.forEach(element => {
// Create row
let row = document.createElement("tr");
// Create cell 1
let cell_name = document.createElement("td");
let cell_name_text = document.createTextNode(element["ime"]);
// Create cell 2
let cell_subject = document.createElement("td");
// Array ([0]) is useless, since every teacher is duplicated (for each subject)
let cell_subject_text = document.createTextNode(element["predmeti"][0]["ime"]);
cell_name.appendChild(cell_name_text);
row.appendChild(cell_name);
cell_subject.appendChild(cell_subject_text);
row.appendChild(cell_subject);
$("#teachers-body").append(row);
});
// Refresh handlers
refreshTableClickHandlers();
}
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);
});
}
function clearTable() {
const table = document.getElementById("teachers-body");
while (table.firstChild) {
table.removeChild(table.firstChild);
}
}
function refreshTableClickHandlers() {
// Arrow function doesn't work apparently?
$('#teachers-body').find("tr").click(function () {
teacherInfo($(this).index());
});
}
function teacherInfo(teacher_id) {
let teacher_object = teachers[teacher_id];
let name = teacher_object["ime"];
let subject = teacher_object["predmeti"][0]["ime"];
let office_day = dayOfWeekAsString(teacher_object["govorilneure"]["dan"]);
let office_lesson = teacher_object["govorilneure"]["solskaura"];
document.getElementById("teacher-name").innerText = name;
document.getElementById("teacher-subject").innerText = S("schoolSubject") + ": " + subject;
document.getElementById("teacher-office").innerText = office_day + ", " + S("lesson") + " " + office_lesson;
const modal = document.querySelectorAll('.side-modal')[0];
M.Sidenav.getInstance(modal).open();
}
document.addEventListener("DOMContentLoaded", () => {
checkLogin();
loadTeachers();
// Setup refresh handler
$("#refresh-icon").click(() => {
clearTable();
loadTeachers(true);
});
// Set row onClick functions
refreshTableClickHandlers();
// 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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