refactor: remove error template

left/controller/controller.go

@@ -31,7 +31,7 @@ func (c *Controller) IndexGet(w http.ResponseWriter, r *http.Request) {
 	page := paginate.NewPage(pageQ, limitQ, ascendingQ)
 	envs, err := c.envelopeService.ListEnvelope(r.Context(), &page)
 	if err != nil {
-		view.RenderError(w, http.StatusInternalServerError, err)
+		http.Error(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
@@ -48,7 +48,7 @@ func (c *Controller) EnvelopeGet(w http.ResponseWriter, r *http.Request) {
 		if errors.Is(err, core.ErrMessageNotFound) {
 			code = http.StatusNotFound
 		}
-		view.RenderError(w, code, err)
+		http.Error(w, err.Error(), code)
 		return
 	}
 
@@ -64,7 +64,7 @@ func (c *Controller) EnvelopeHTMLGet(w http.ResponseWriter, r *http.Request) {
 		if errors.Is(err, core.ErrMessageNotFound) {
 			code = http.StatusNotFound
 		}
-		view.RenderError(w, code, err)
+		http.Error(w, err.Error(), code)
 		return
 	}
 

left/view/template.go

@@ -3,17 +3,22 @@ package view
 import (
 	"html/template"
 	"io/fs"
+	"net/http"
 
 	"github.com/ItsNotGoodName/smtpbridge/core/envelope"
 	"github.com/ItsNotGoodName/smtpbridge/core/paginate"
 )
 
+func Render(rw http.ResponseWriter, code int, page string, data interface{}) {
+	rw.WriteHeader(code)
+	getTemplate(page).Execute(rw, data)
+}
+
 func parseTemplate(name string, templateFS fs.FS) *template.Template {
 	return template.Must(template.New(name).Funcs(helperMap).ParseFS(templateFS, name, "**/*.html"))
 }
 
 const (
-	ErrorPage    string = "error.html"
 	IndexPage    string = "index.html"
 	EnvelopePage string = "envelope.html"
 )