add page for item and route for deleting items

2026-02-19 15:42:42 +03:00
parent 7049c22988
commit 505a8c1407
2 changed files with 67 additions and 0 deletions
--- a/main.go
+++ b/main.go
@@ -8,6 +8,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"strconv"
 	"time"

 	"github.com/PuerkitoBio/goquery"
@@ -168,6 +169,47 @@ END;
 		}
 	})

+	mux.HandleFunc("GET /items/{id}", func(w http.ResponseWriter, r *http.Request) {
+		id, err := strconv.Atoi(r.PathValue("id"))
+		if err != nil {
+			http.Error(w, err.Error(), 500)
+			return
+		}
+
+		row := db.QueryRowx("SELECT * FROM items WHERE id = ?", id)
+		if row.Err() != nil {
+			http.Error(w, fmt.Sprintf("item not found: %v", row.Err()), 404)
+			return
+		}
+
+		item := &Item{}
+		if err := row.StructScan(item); err != nil {
+			http.Error(w, fmt.Sprintf("failed to scan item to struct: %v", err), 500)
+			return
+		}
+
+		tmpl.ExecuteTemplate(w, "item.html", struct {
+			Item *Item
+		}{
+			Item: item,
+		})
+	})
+
+	mux.HandleFunc("POST /items/{id}/delete", func(w http.ResponseWriter, r *http.Request) {
+		id, err := strconv.Atoi(r.PathValue("id"))
+		if err != nil {
+			http.Error(w, err.Error(), 500)
+			return
+		}
+
+		if _, err := db.Exec("DELETE FROM items WHERE id = ?", id); err != nil {
+			http.Error(w, fmt.Sprintf("failed to delete item: %v", err), 500)
+			return
+		}
+
+		http.Redirect(w, r, "/", http.StatusFound)
+	})
+
 	log.Println("starting http server")
 	if err := http.ListenAndServe(":5000", mux); err != nil {
 		log.Fatalf("failed to start http server: %v\n", err)
--- a/views/item.html
+++ b/views/item.html
@@ -0,0 +1,25 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>{{.Item.Title}}</title>
+
+    <style>
+      .container {
+        max-width: 1200px;
+        width: 100%;
+        margin: 0 auto;
+      }
+    </style>
+  </head>
+  <body>
+    <div class="container">
+      <img src="{{.Item.Image}}" alt="" width="auto" height="100px" />
+      <h2>{{.Item.Title}}</h2>
+      <form method="POST" action="/items/{{.Item.ID}}/delete">
+        <button type="submit">Delete item</button>
+      </form>
+    </div>
+  </body>
+</html>