feat(song): get media data

internal/song/main.go

@@ -0,0 +1,40 @@
+package song
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+
+	"github.com/mathismqn/godeez/internal/models"
+)
+
+func GetMedia(s models.Song) (*models.MediaResponse, error) {
+	licenseToken := ""
+	reqBody := fmt.Sprintf(`{"license_token":"%s","media":[{"type":"FULL","formats":[{"cipher":"BF_CBC_STRIPE","format":"FLAC"}]}],"track_tokens":["%s"]}`, licenseToken, s.Token)
+
+	resp, err := http.Post("https://media.deezer.com/v1/get_url", "application/json", bytes.NewBuffer([]byte(reqBody)))
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+
+	var media models.MediaResponse
+	err = json.Unmarshal(body, &media)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(media.Errors) > 0 {
+		if media.Errors[0].Code == 1000 {
+			return nil, fmt.Errorf("invalid license token")
+		}
+
+		return nil, fmt.Errorf("%s", media.Errors[0].Message)
+	}
+
+	return &media, nil
+}