added IMAP, LetsEncrypt, update layout

internal/webui/mailbox_rules.go

@@ -0,0 +1,69 @@
+package webui
+
+import (
+	"net/http"
+	"strconv"
+	"strings"
+)
+
+var validConditionFields = map[string]bool{"from": true, "to": true, "subject": true}
+var validConditionOps = map[string]bool{"contains": true, "equals": true, "starts_with": true}
+var validActions = map[string]bool{"move_to_folder": true, "delete": true, "mark_read": true}
+
+func (a *App) rulesList(w http.ResponseWriter, r *http.Request) {
+	mailbox, ok := a.mailboxWithAccess(w, r)
+	if !ok {
+		return
+	}
+	rules, err := a.DB.ListRulesForMailbox(mailbox.ID)
+	if err != nil {
+		setFlash(w, "error", "Error loading rules")
+	}
+	a.render(w, r, "mailbox_rules.html", M{"active": "mailboxes", "mailbox": mailbox, "rules": rules})
+}
+
+// addRule mirrors the compact list-CRUD pattern used elsewhere: no separate edit
+// page, just add/remove — a rule needing changes is removed and re-added.
+func (a *App) addRule(w http.ResponseWriter, r *http.Request) {
+	mailbox, ok := a.mailboxWithAccess(w, r)
+	if !ok {
+		return
+	}
+	priority, _ := strconv.Atoi(r.FormValue("priority"))
+	field := r.FormValue("condition_field")
+	op := r.FormValue("condition_op")
+	value := strings.TrimSpace(r.FormValue("condition_value"))
+	action := r.FormValue("action")
+	actionValue := strings.TrimSpace(r.FormValue("action_value"))
+
+	if !validConditionFields[field] || !validConditionOps[op] || value == "" || !validActions[action] {
+		setFlash(w, "error", "Please fill in a valid condition and action")
+		http.Redirect(w, r, Prefix+"/mailboxes/"+idStr(r)+"/rules", http.StatusFound)
+		return
+	}
+	if action == "move_to_folder" && actionValue == "" {
+		setFlash(w, "error", "Please name the folder to move matching mail into")
+		http.Redirect(w, r, Prefix+"/mailboxes/"+idStr(r)+"/rules", http.StatusFound)
+		return
+	}
+	if _, err := a.DB.CreateRule(mailbox.ID, priority, field, op, value, action, actionValue); err != nil {
+		setFlash(w, "error", "Error creating rule")
+	} else {
+		setFlash(w, "success", "Rule added")
+	}
+	http.Redirect(w, r, Prefix+"/mailboxes/"+idStr(r)+"/rules", http.StatusFound)
+}
+
+func (a *App) removeRule(w http.ResponseWriter, r *http.Request) {
+	mailbox, ok := a.mailboxWithAccess(w, r)
+	if !ok {
+		return
+	}
+	ruleID := int64(atoi(r.PathValue("rule_id")))
+	if err := a.DB.RemoveRule(ruleID, mailbox.ID); err != nil {
+		setFlash(w, "error", "Error removing rule")
+	} else {
+		setFlash(w, "success", "Rule removed")
+	}
+	http.Redirect(w, r, Prefix+"/mailboxes/"+idStr(r)+"/rules", http.StatusFound)
+}