Commit of all existing code.

app/opds/feed_builder.go

@@ -0,0 +1,47 @@
+package opds
+
+import (
+	"time"
+
+	"github.com/lann/builder"
+	"golang.org/x/tools/blog/atom"
+)
+
+type AcquisitionFeed struct {
+	*atom.Feed
+	Dc   string `xml:"xmlns:dc,attr"`
+	Opds string `xml:"xmlns:opds,attr"`
+}
+
+type feedBuilder builder.Builder
+
+func (f feedBuilder) Title(title string) feedBuilder {
+	return builder.Set(f, "Title", title).(feedBuilder)
+}
+
+func (f feedBuilder) ID(id string) feedBuilder {
+	return builder.Set(f, "ID", id).(feedBuilder)
+}
+
+func (f feedBuilder) AddLink(link atom.Link) feedBuilder {
+	return builder.Append(f, "Link", link).(feedBuilder)
+}
+
+func (f feedBuilder) Updated(updated time.Time) feedBuilder {
+	return builder.Set(f, "Updated", atom.Time(updated)).(feedBuilder)
+}
+
+func (f feedBuilder) Author(author atom.Person) feedBuilder {
+	return builder.Set(f, "Author", &author).(feedBuilder)
+}
+
+func (f feedBuilder) AddEntry(entry atom.Entry) feedBuilder {
+	return builder.Append(f, "Entry", &entry).(feedBuilder)
+}
+
+func (f feedBuilder) Build() atom.Feed {
+	return builder.GetStruct(f).(atom.Feed)
+}
+
+// FeedBuilder is a fluent immutable builder to build OPDS Feeds
+var FeedBuilder = builder.Register(feedBuilder{}, atom.Feed{}).(feedBuilder)