Parsing upon deserialising

xmlmodels/letter.go

@@ -3,15 +3,44 @@ package xmlmodels
 import (
 	"encoding/json"
 	"encoding/xml"
+
+	"github.com/Theodor-Springmann-Stiftung/lenz-web/xmlparsing"
 )
 
 type Letter struct {
-	XMLName  xml.Name     `xml:"letterText"`
-	Letter   int          `xml:"letter,attr"`
-	Pages    []Page       `xml:"page"`
-	Hands    []RefElement `xml:"hand"`
-	Content  string       `xml:",innerxml"`
-	Chardata string       `xml:",chardata"`
+	XMLName xml.Name                                            `xml:"letterText"`
+	Letter  int                                                 `xml:"letter,attr"`
+	Pages   []Page                                              `xml:"page"`
+	Hands   []RefElement                                        `xml:"hand"`
+	HTML    xmlparsing.Parsed[LenzTextHandler, *LenzParseState] `xml:"-"`
+}
+
+func (l *Letter) UnmarshalXML(dec *xml.Decoder, start xml.StartElement) error {
+	type alias struct {
+		XMLName xml.Name     `xml:"letterText"`
+		Letter  int          `xml:"letter,attr"`
+		Pages   []Page       `xml:"page"`
+		Hands   []RefElement `xml:"hand"`
+		Inner   string       `xml:",innerxml"`
+	}
+
+	var data alias
+	if err := dec.DecodeElement(&data, &start); err != nil {
+		return err
+	}
+
+	l.XMLName = data.XMLName
+	l.Letter = data.Letter
+	l.Pages = data.Pages
+	l.Hands = data.Hands
+
+	parsed, err := parseText(Get(), data.Inner)
+	if err != nil {
+		return err
+	}
+	l.HTML = parsed
+
+	return nil
 }
 
 func (l Letter) Keys() []any {