Implement parts for generating databases

maildata.go

@@ -0,0 +1,47 @@
+package mailfull
+
+// MailData represents a MailData.
+type MailData struct {
+	Domains      []*Domain
+	AliasDomains []*AliasDomain
+}
+
+// MailData returns a MailData.
+func (r *Repository) MailData() (*MailData, error) {
+	domains, err := r.Domains()
+	if err != nil {
+		return nil, err
+	}
+
+	aliasDomains, err := r.AliasDomains()
+	if err != nil {
+		return nil, err
+	}
+
+	for _, domain := range domains {
+		users, err := r.Users(domain.Name())
+		if err != nil {
+			return nil, err
+		}
+		domain.Users = users
+
+		aliasUsers, err := r.AliasUsers(domain.Name())
+		if err != nil {
+			return nil, err
+		}
+		domain.AliasUsers = aliasUsers
+
+		catchAllUser, err := r.CatchAllUser(domain.Name())
+		if err != nil {
+			return nil, err
+		}
+		domain.CatchAllUser = catchAllUser
+	}
+
+	mailData := &MailData{
+		Domains:      domains,
+		AliasDomains: aliasDomains,
+	}
+
+	return mailData, nil
+}