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async function setupStorage(force=false){let logged_in;promises_check_if_already_installed=[localforage.getItem("logged_in").then(function(val){console.log("[setupStorage] logged in status: "+val);logged_in=val;})];await Promise.all(promises_check_if_already_installed);let promises_update=[localforage.setItem("profile",{}),localforage.setItem("timetable",[]),localforage.setItem("teachers",[]),localforage.setItem("gradings",[]),localforage.setItem("grades",[]),localforage.setItem("absences",{}),localforage.setItem("messages",[[],[],[]]),localforage.setItem("directory",{}),localforage.setItem("meals",{}),localforage.setItem("chosenLang","en"),localforage.setItem("theme","light"),localforage.setItem("errorReporting","on"),localforage.setItem("triggerWarningAccepted",false)];if(logged_in&&force==false){await Promise.all(promises_update);console.log("[setupStorage] user logged in: only updated");}else{let promises_first_install=[localforage.setItem("logged_in",false),localforage.setItem("username",""),localforage.setItem("password",""),localforage.setItem("chosenLang","en"),localforage.setItem("theme","light"),localforage.setItem("triggerWarningAccepted",false)];await localforage.clear();await Promise.all(promises_first_install);console.log("[setupStorage] user not logged in: set up whole database");}}
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