Support for multiple records with the same name

dns.go

@@ -21,12 +21,11 @@ type DNSRecord struct {
 }
 
 type DomainPart struct {
-	Record   DNSRecord
+	Record   []DNSRecord
 	Subparts map[string]*DomainPart `json:",omitempty"`
 }
 
 type RecordsTree struct {
-	Record   DNSRecord
 	Children []RecordsTree
 }
 
@@ -106,11 +105,12 @@ func BuildRecordsTree(records []DNSRecord) *DomainPart {
 		for _, part := range currentDomainNameSplit {
 			if nextDomainPart, found := curPart.Subparts[part]; !found {
 				newPart := new(DomainPart)
-				newPart.Record = record
+				newPart.Record = []DNSRecord{record}
 				newPart.Subparts = make(map[string]*DomainPart)
 				curPart.Subparts[strings.ToLower(part)] = newPart
 				curPart = newPart
 			} else {
+				nextDomainPart.Record = append(nextDomainPart.Record, record)
 				curPart = nextDomainPart
 			}
 		}
@@ -192,6 +192,7 @@ func (dp *DomainPart) ToHTMLElements(parts []string) []HTMLElement {
 		}
 
 		if len(subpart.Subparts) == 0 {
+			for _, rec := range subpart.Record {
 				html := fmt.Sprintf(
 					`
 						<div class="record" style="padding-left: %dpx" data-top="%s"><span>%s</span><span>%s</span></div>
@@ -202,11 +203,12 @@ func (dp *DomainPart) ToHTMLElements(parts []string) []HTMLElement {
 					restPart, // data-top
 					mostSpecificPart,
 					restPart,
-				subpart.Record.Type,
-				subpart.Record.String(),
+					rec.Type,
+					rec.String(),
 				)
 				lines = append(lines, HTMLElement{Header: false, HTML: html})
 			}
+		}
 
 	}