Added helper functions to tmdb package

tmdb/functions.go

@@ -0,0 +1,23 @@
+package tmdb
+
+import (
+	"fmt"
+	"net/url"
+	"path"
+)
+
+func FormatRuntime(minutes int) string {
+	hours := minutes / 60
+	mins := minutes % 60
+	return fmt.Sprintf("%dh %02dm", hours, mins)
+}
+
+func GetPoster(image *Image, size, imgpath string) string {
+	base, err := url.Parse(image.SecureBaseURL)
+	if err != nil {
+		return ""
+	}
+	fullPath := path.Join(base.Path, size, imgpath)
+	base.Path = fullPath
+	return base.String()
+}