Changes:

- Proper structure for code
- Support for musicCarouselShelfRenderer in genres

utils/fetch.go

@@ -0,0 +1,59 @@
+package utils
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+)
+
+func ErrMsg(err error) string {
+	return fmt.Sprintf("{\"error\":true,\"message\":\"%s\"}", err)
+}
+
+func Fetch(path string, data []byte) (string, int, error) {
+
+	url := "https://music.youtube.com/youtubei/v1/" + path + "?alt=json&key=AIzaSyC9XL3ZjWddXya6X74dJoCTL-WEYFDNX30&prettyPrint=false"
+
+	req, err := http.NewRequest("POST", url, bytes.NewBuffer(data))
+	if err != nil {
+		return "", 500, err
+	}
+
+	req.Header.Set("Content-Type", "application/json; charset=utf-8")
+	req.Header.Set("Origin", "https://music.youtube.com")
+	req.Header.Set("x-origin", "https://music.youtube.com")
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36")
+
+	client := &http.Client{}
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return "", 500, err
+	}
+
+	defer resp.Body.Close()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", 500, err
+	}
+
+	return string(body), resp.StatusCode, nil
+}
+
+func FetchBrowse(browse BrowseData) (string, int) {
+
+	data, err := json.Marshal(browse)
+	if err != nil {
+		return ErrMsg(err), 500
+	}
+
+	raw, status, err := Fetch("browse", data)
+	if err != nil {
+		return ErrMsg(err), 500
+	}
+
+	return raw, status
+}