feat: added delete command to client

Author: bemoty

cmd/client/cmd/delete.go

@@ -0,0 +1,69 @@
+package cmd
+
+import (
+	"fmt"
+	"net/http"
+	"net/url"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+var deleteCmd = &cobra.Command{
+	Use:   "delete <url-or-id>",
+	Short: "Delete an uploaded file from remote",
+	Args:  cobra.ExactArgs(1),
+	RunE: func(cmd *cobra.Command, args []string) error {
+		serverURL := viper.GetString("url")
+		if serverURL == "" {
+			return fmt.Errorf("no server URL configured: set CLIP_URL, use --url, or add url to ~/.config/clip/config.toml")
+		}
+		server, err := url.Parse(serverURL)
+		if err != nil {
+			return fmt.Errorf("invalid server URL: %w", err)
+		}
+
+		id, err := resolveID(args[0], server)
+		if err != nil {
+			return err
+		}
+
+		req, err := http.NewRequest(http.MethodDelete, serverURL+"/"+id, nil)
+		if err != nil {
+			return err
+		}
+		if key := viper.GetString("key"); key != "" {
+			req.Header.Set("Authorization", "Bearer "+key)
+		}
+
+		res, err := http.DefaultClient.Do(req)
+		if err != nil {
+			return err
+		}
+		defer func() { _ = res.Body.Close() }()
+
+		if res.StatusCode == http.StatusNotFound {
+			return fmt.Errorf("not found: may have already expired or been deleted")
+		}
+		if res.StatusCode/100 != 2 {
+			return fmt.Errorf("server returned %d: %s", res.StatusCode, res.Status)
+		}
+
+		return nil
+	},
+}
+
+func resolveID(arg string, server *url.URL) (string, error) {
+	u, err := url.Parse(arg)
+	if err != nil || u.Scheme == "" || u.Host == "" {
+		return arg, nil
+	}
+	if u.Host != server.Host {
+		return "", fmt.Errorf("URL hostname %q differs from configured server %q\n  use --url %s to target a different server", u.Host, server.Host, u.Host)
+	}
+	return u.Path[1:], nil
+}
+
+func init() {
+	RootCmd.AddCommand(deleteCmd)
+}