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|
package templates
import (
"bytes"
"html/template"
"log/slog"
"net/http"
)
type Renderer interface {
Render(w http.ResponseWriter, name string, data any) error
}
type tmplRenderer struct {
t *template.Template
}
func New(t *template.Template) Renderer {
return &tmplRenderer{t: t}
}
func (r *tmplRenderer) Render(w http.ResponseWriter, name string, data any) error {
var buf bytes.Buffer
if err := r.t.ExecuteTemplate(&buf, name, data); err != nil {
slog.Error("template render failed", "name", name, "error", err)
return err
}
w.Header().Set("Content-Type", "text/html; charset=utf-8")
n, err := w.Write(buf.Bytes())
if err != nil {
return err
}
slog.Info("template rendered", "name", name, "bytes", n)
return nil
}
|
