Интернет-магазин: Go, PostgreSQL 17 SSL, Caddy, Docker Compose

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/handlers/home.go

@@ -0,0 +1,70 @@
+package handlers
+
+import (
+	"html/template"
+	"log"
+	"net/http"
+
+	"shop/internal/models"
+	"shop/internal/repository"
+)
+
+type HomeHandler struct {
+	products  *repository.ProductRepository
+	templates *template.Template
+}
+
+func NewHomeHandler(products *repository.ProductRepository, templates *template.Template) *HomeHandler {
+	return &HomeHandler{products: products, templates: templates}
+}
+
+type homePageData struct {
+	Title      string
+	Products   []models.Product
+	Categories []string
+	TotalItems int
+}
+
+func (h *HomeHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	if r.URL.Path != "/" {
+		http.NotFound(w, r)
+		return
+	}
+
+	ctx := r.Context()
+	featured, err := h.products.Featured(ctx, 8)
+	if err != nil {
+		log.Printf("featured products: %v", err)
+		http.Error(w, "Ошибка загрузки каталога", http.StatusInternalServerError)
+		return
+	}
+
+	categories, err := h.products.Categories(ctx)
+	if err != nil {
+		log.Printf("categories: %v", err)
+		categories = nil
+	}
+
+	total, err := h.products.Count(ctx)
+	if err != nil {
+		log.Printf("count: %v", err)
+		total = 0
+	}
+
+	data := homePageData{
+		Title:      "Главная",
+		Products:   featured,
+		Categories: categories,
+		TotalItems: total,
+	}
+
+	w.Header().Set("Content-Type", "text/html; charset=utf-8")
+	if err := h.templates.ExecuteTemplate(w, "home.html", data); err != nil {
+		log.Printf("render home: %v", err)
+	}
+}
+
+func Health(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	w.Write([]byte(`{"status":"ok"}`))
+}