added IMAP, LetsEncrypt, update layout

internal/webui/dashboard.go

@@ -23,29 +23,17 @@ func (a *App) dashboard(w http.ResponseWriter, r *http.Request) {
 		a.Logger.Error("dashboard: %v", err)
 	}
 
-	var domainCount, senderCount, dkimCount int
-	if isGlobal {
-		domainCount, _ = a.DB.CountActiveDomains()
-		senderCount, _ = a.DB.CountActiveSenders()
-		dkimCount, _ = a.DB.CountActiveDKIMKeys()
-	} else {
-		domains, _ := a.DB.ListDomains()
-		for _, d := range domains {
-			if d.IsActive && scope.Allowed(d.ID) {
-				domainCount++
-			}
+	// Domain/sender/mailbox/DKIM counts are injected uniformly into every page by
+	// render() (see computeNavCounts) — only "near quota" is dashboard-specific,
+	// so it's the only mailbox stat still computed here.
+	var mailboxesNearQuota int
+	mailboxes, _ := a.DB.ListMailboxes()
+	for _, m := range mailboxes {
+		if !m.IsActive || (!isGlobal && !scope.Allowed(m.DomainID)) {
+			continue
 		}
-		senders, _ := a.DB.ListSenders()
-		for _, s := range senders {
-			if s.IsActive && scope.Allowed(s.DomainID) {
-				senderCount++
-			}
-		}
-		keys, _ := a.DB.ListActiveDKIMKeysWithDomain()
-		for _, k := range keys {
-			if scope.Allowed(k.DomainID) {
-				dkimCount++
-			}
+		if m.QuotaBytes > 0 && float64(m.UsedBytes)/float64(m.QuotaBytes)*100 >= 90 {
+			mailboxesNearQuota++
 		}
 	}
 
@@ -75,12 +63,10 @@ func (a *App) dashboard(w http.ResponseWriter, r *http.Request) {
 	}
 
 	a.render(w, r, "dashboard.html", M{
-		"active":        "dashboard",
-		"domain_count":  domainCount,
-		"sender_count":  senderCount,
-		"dkim_count":    dkimCount,
-		"recent_emails": recentEmails,
-		"recent_auths":  recentAuths,
+		"active":               "dashboard",
+		"mailboxes_near_quota": mailboxesNearQuota,
+		"recent_emails":        recentEmails,
+		"recent_auths":         recentAuths,
 	})
 }