feat: replace text/template with templ and refactor code

data/utils.go

@@ -0,0 +1,46 @@
+package data
+
+import (
+	"net"
+	"net/http"
+	"net/url"
+	"time"
+
+	"github.com/caffix/cloudflare-roundtripper/cfrt"
+)
+
+const UA = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36"
+
+var client = &http.Client{
+	Timeout: 20 * time.Second,
+	Transport: &http.Transport{
+		DialContext: (&net.Dialer{
+			Timeout:   15 * time.Second,
+			KeepAlive: 15 * time.Second,
+			DualStack: true,
+		}).DialContext,
+	},
+}
+
+func sendRequest(u string) (*http.Response, error) {
+	url, err := url.Parse(u)
+	if err != nil {
+		return nil, err
+	}
+
+	client.Transport, err = cfrt.New(client.Transport)
+	if err != nil {
+		return nil, err
+	}
+
+	req := &http.Request{
+		Method: http.MethodGet,
+		URL:    url,
+		Header: map[string][]string{
+			"Accept-Language": {"en-US"},
+			"User-Agent":      {UA},
+		},
+	}
+
+	return client.Do(req)
+}