mqtt

pkg/utils/media.go

@@ -0,0 +1,42 @@
+package utils
+
+import (
+	"encoding/base64"
+	"fmt"
+	"io"
+	"net/http"
+	"time"
+)
+
+// DownloadMedia downloads media from a URL and returns the data
+func DownloadMedia(url string) ([]byte, error) {
+	client := &http.Client{
+		Timeout: 30 * time.Second,
+	}
+
+	resp, err := client.Get(url)
+	if err != nil {
+		return nil, fmt.Errorf("failed to download media: %w", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("failed to download media: HTTP %d", resp.StatusCode)
+	}
+
+	data, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read media data: %w", err)
+	}
+
+	return data, nil
+}
+
+// DecodeBase64 decodes a base64 string and returns the data
+func DecodeBase64(encoded string) ([]byte, error) {
+	data, err := base64.StdEncoding.DecodeString(encoded)
+	if err != nil {
+		return nil, fmt.Errorf("failed to decode base64: %w", err)
+	}
+	return data, nil
+}