init: pristine aerc 0.20.0 source

worker/jmap/cache/email.go

@@ -0,0 +1,40 @@
+package cache
+
+import (
+	"git.sr.ht/~rockorager/go-jmap"
+	"git.sr.ht/~rockorager/go-jmap/mail/email"
+)
+
+func (c *JMAPCache) HasEmail(id jmap.ID) bool {
+	_, err := c.get(emailKey(id))
+	return err == nil
+}
+
+func (c *JMAPCache) GetEmail(id jmap.ID) (*email.Email, error) {
+	buf, err := c.get(emailKey(id))
+	if err != nil {
+		return nil, err
+	}
+	e := new(email.Email)
+	err = unmarshal(buf, e)
+	if err != nil {
+		return nil, err
+	}
+	return e, nil
+}
+
+func (c *JMAPCache) PutEmail(id jmap.ID, e *email.Email) error {
+	buf, err := marshal(e)
+	if err != nil {
+		return err
+	}
+	return c.put(emailKey(id), buf)
+}
+
+func (c *JMAPCache) DeleteEmail(id jmap.ID) error {
+	return c.delete(emailKey(id))
+}
+
+func emailKey(id jmap.ID) string {
+	return "email/" + string(id)
+}