routing

internal/render/engine.go

@@ -0,0 +1,43 @@
+package render
+
+import (
+	"net/http"
+
+	"prestaproxy/internal/assets"
+	"prestaproxy/internal/viewmodel"
+	"prestaproxy/templates"
+)
+
+type Engine struct {
+	assets assets.Manifest
+}
+
+func New(manifest assets.Manifest) *Engine {
+	return &Engine{assets: manifest}
+}
+
+func (e *Engine) Product(w http.ResponseWriter, r *http.Request, data viewmodel.ProductPageData) error {
+	startHTMLStream(w)
+	component := templates.ProductPage(data, e.assets.CSSPath("app.css"), e.assets.JSPath("app.js"))
+	return component.Render(r.Context(), w)
+}
+
+func (e *Engine) Category(w http.ResponseWriter, r *http.Request, data viewmodel.CategoryPageData) error {
+	startHTMLStream(w)
+	component := templates.CategoryPage(data, e.assets.CSSPath("app.css"), e.assets.JSPath("app.js"))
+	return component.Render(r.Context(), w)
+}
+
+func startHTMLStream(w http.ResponseWriter) {
+	if w == nil {
+		return
+	}
+	headers := w.Header()
+	if headers.Get("Content-Type") == "" {
+		headers.Set("Content-Type", "text/html; charset=utf-8")
+	}
+	w.WriteHeader(http.StatusOK)
+	if flusher, ok := w.(http.Flusher); ok {
+		flusher.Flush()
+	}
+}