function emailArchive() {

archiveOldEmailPrimary();

cleanInboxPrimary();

archiveOldEmailUpdate();

archiveOldEmailOther();

}

function archiveOldEmailPrimary() {

var keepDay = 10; // Emails older than x days in the inbox in primary category will be archived, default 10 days

var thresholdDate = new Date(new Date().setDate((new Date).getDate() - keepDay));

var dateInArray = thresholdDate.toDateString().split(" ");

var month = dateInArray[1];

["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"].forEach((value,i) => {month = month.replace(value,(i+1))})

var convertThresholdDate = dateInArray[3] + "/" + month + "/" + dateInArray[2]; Logger.log("Archive email earlier than " + convertThresholdDate);

var oldEmailThreads = GmailApp.search("in:inbox category:primary -is:starred before:" + convertThresholdDate);

GmailApp.moveThreadsToArchive(oldEmailThreads);

}

function cleanInboxPrimary() {

var maxInboxEmailsLimit = 15; // Eamils that is not the first x in the primary inbox will be archived, x is 15 by default

var primaryInboxThreads = GmailApp.search("in:inbox category:primary -is:starred");

var cleanThreadsList = primaryInboxThreads.slice(maxInboxEmailsLimit-1);

GmailApp.moveThreadsToArchive(cleanThreadsList);

}

function archiveOldEmailUpdate() {

var keepDay = 7; // Emails older than x days in the inbox in update category will be archived, default 7 days

var thresholdDate = new Date(new Date().setDate((new Date).getDate() - keepDay));

var dateInArray = thresholdDate.toDateString().split(" ");

var month = dateInArray[1];

["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"].forEach((value,i) => {month = month.replace(value,(i+1))})

var convertThresholdDate = dateInArray[3] + "/" + month + "/" + dateInArray[2];

var oldEmailThreads = GmailApp.search("in:inbox category:updates before:" + convertThresholdDate);

GmailApp.moveThreadsToArchive(oldEmailThreads);

}

function archiveOldEmailOther() {

var keepDay = 7; // Emails older than x days in the inbox in other categories will be archived, default 7 days

var thresholdDate = new Date(new Date().setDate((new Date).getDate() - keepDay));

var dateInArray = thresholdDate.toDateString().split(" ");

var month = dateInArray[1];

["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"].forEach((value,i) => {month = month.replace(value,(i+1))})

var convertThresholdDate = dateInArray[3] + "/" + month + "/" + dateInArray[2];

var oldEmailThreads = GmailApp.search("in:inbox category:social OR category:promotions OR category:forum before:" + convertThresholdDate);

GmailApp.moveThreadsToArchive(oldEmailThreads);

}