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let checkbox_state=false;var grades;async function checkLogin(){localforage.getItem("logged_in").then((value)=>{if(value!==true){window.location.replace("/index.html");}}).catch((err)=>{console.log(err);});}
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(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)=>{let subject_entry=document.createElement("li");let subject_header=document.createElement("div");subject_header.classList.add("collapsible-header");subject_header.classList.add("collapsible-header-root");let subject_header_text=document.createElement("span");subject_header_text.innerText=subject;let subject_body=document.createElement("div");subject_body.className="collapsible-body";let subject_body_root=document.createElement("ul");subject_body_root.className="collection";let grade_sum=0;let grade_tot=0;grades_by_subject[subject].forEach((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");let grade_text=document.createElement("span");let grade_number=document.createElement("div");grade_number.className="secondary-content";if(grade["temporary"]){let grade_text_italic=document.createElement("i");grade_text_italic.innerText=grade["date"]+" - "+grade["title"];grade_text.appendChild(grade_text_italic);let grade_number_italic=document.createElement("i");grade_number_italic.innerText=grade["grade"].toString();grade_number.appendChild(grade_number_italic);}else{grade_text.innerText=grade["date"]+" - "+grade["title"];grade_number.innerText=grade["grade"].toString();}
grade_node_div.appendChild(grade_text);grade_node_div.appendChild(grade_number);grade_node.appendChild(grade_node_div);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();});}
document.addEventListener("DOMContentLoaded",async()=>{checkLogin();let coll_elem=document.querySelectorAll('.collapsible');M.Collapsible.init(coll_elem,{});$("#refresh-icon").click(function(){refreshGrades(true);});$("#permanent-grades-checkbox").change(function(){checkbox_state=this.checked;refreshGrades(false);});let elems=document.querySelectorAll('.modal');M.Modal.init(elems,{});const menus=document.querySelectorAll('.side-menu');M.Sidenav.init(menus,{edge:'right',draggable:true});const modals=document.querySelectorAll('.side-modal');M.Sidenav.init(modals,{edge:'left',draggable:false});clearGrades();await loadGrades();});
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