upd: Add short command

Add `short` command with https://clck.ru as backend for create a short
URL

README.md

@@ -29,8 +29,8 @@ Available Commands:
   dupl        Show all duplicates JPG and PNG in folder
   help        Help about any command
   passwd      Generate random password
+  short       Make short link from URL
   sretask     Create template with SRE task
-  uuid        Generate UUID string
 
 Flags:
       --config string   config file (default is $HOME/.gch.yaml)
@@ -59,4 +59,3 @@ go install github.com/jtprogru/gch@$VERSION
 ## License
 
 [MIT](LICENSE)
-

cmd/short.go

@@ -0,0 +1,40 @@
+package cmd
+
+import (
+	"fmt"
+
+	"github.com/jtprogru/gch/internal/clckru"
+	"github.com/spf13/cobra"
+)
+
+const (
+	defaultUtmTags = "utm_source=gch&utm_medium=console"
+)
+
+// shortCmd represents the short command
+var shortCmd = &cobra.Command{
+	Use:   "short",
+	Short: "Make short link from URL",
+	Long: `Create short link from URL.
+	As backend now used https://clck.ru
+
+	Usage: gch short <url> [utm_tag=utm_value]`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// Check if a URL is provided as an argument
+		if len(args) < 1 {
+			fmt.Println("Usage: gch short <url>")
+			return
+		}
+
+		longUrl := args[0]
+		res, err := clckru.Shorten(longUrl, defaultUtmTags)
+		if err != nil {
+			fmt.Printf("error: %v\n", err)
+		}
+		fmt.Println(res)
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(shortCmd)
+}

internal/clckru/clckru.go

@@ -0,0 +1,46 @@
+package clckru
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+)
+
+const (
+	// Endpoint for the URL shortening service
+	endpoint = "https://clck.ru/--"
+)
+
+func Shorten(longUrl string, utmTags string) (string, error) {
+	fullURL := longUrl
+	if utmTags != "" {
+		fullURL = fmt.Sprintf("%s?%s", longUrl, utmTags)
+	}
+	data := url.Values{}
+	data.Set("url", fullURL)
+	req, err := http.NewRequest("POST", endpoint, bytes.NewBufferString(data.Encode()))
+	if err != nil {
+		return "", fmt.Errorf("failed to create request: %w", err)
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("failed to send request: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("unexpected response status: %d", resp.StatusCode)
+	}
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", fmt.Errorf("failed to read response body: %w", err)
+	}
+
+	// Возвращаем результат в виде строки
+	return string(body), nil
+}