Connecting LastFm Api to get Image Urls which is then rendered

lastfm.go

@@ -0,0 +1,53 @@
+package main
+
+import (
+	"errors"
+	_ "image/jpeg"
+	"io"
+	"net/http"
+	"os"
+	"strings"
+
+	"github.com/shkh/lastfm-go/lastfm"
+	"github.com/spf13/viper"
+)
+
+func getImageFromLastFM(artist, album string) (string, error) {
+	api := lastfm.New(viper.GetString("LASTFM_API_KEY"), viper.GetString("LASTFM_API_SECRET"))
+	v, err := api.Album.GetInfo(map[string]interface{}{
+		"artist":      artist,
+		"album":       album,
+		"autocorrect": viper.GetInt("LASTFM_AUTO_CORRECT"),
+	})
+	if err != nil {
+		return "", err
+	} else {
+		return downloadImage(v.Images[len(v.Images)-1].Url)
+	}
+}
+
+func downloadImage(url string) (string, error) {
+	var reader io.Reader
+	if strings.HasPrefix(url, "http") {
+		r, err := http.Get(url)
+		if err != nil {
+			return "", err
+		}
+		defer r.Body.Close()
+		reader = r.Body
+		v, err := io.ReadAll(reader)
+		if err == nil {
+			b, err := os.Create(viper.GetString("COVER_IMAGE_PATH"))
+			if err == nil {
+				b.Write(v)
+				return viper.GetString("COVER_IMAGE_PATH"), nil
+			} else {
+				b.Close()
+				return "", err
+			}
+		} else {
+			return "", err
+		}
+	}
+	return "", errors.New("Image Not Received")
+}