fix: extract html rendering

handler/render.go

@@ -0,0 +1,47 @@
+package handler
+
+import (
+	"me-fit/service"
+	"me-fit/template"
+	"me-fit/template/auth"
+	"me-fit/types"
+	"me-fit/utils"
+
+	"net/http"
+
+	"github.com/a-h/templ"
+)
+
+type Render struct {
+	serverSettings *types.ServerSettings
+}
+
+func NewRender(serverSettings *types.ServerSettings) *Render {
+	return &Render{
+		serverSettings: serverSettings,
+	}
+}
+
+func (render *Render) Render(r *http.Request, w http.ResponseWriter, comp templ.Component) {
+	err := comp.Render(r.Context(), w)
+	if err != nil {
+		utils.LogError("Failed to render layout", err)
+		http.Error(w, "Internal Server Error", http.StatusInternalServerError)
+	}
+}
+
+func (render *Render) RenderLayout(r *http.Request, w http.ResponseWriter, slot templ.Component, user *service.User) {
+	userComp := render.getUserComp(user)
+	layout := template.Layout(slot, userComp, render.serverSettings.Environment)
+
+	render.Render(r, w, layout)
+}
+
+func (render *Render) getUserComp(user *service.User) templ.Component {
+
+	if user != nil {
+		return auth.UserComp(user.Email)
+	} else {
+		return auth.UserComp("")
+	}
+}