refactor: use methods instead of functions

cmd/download.go

@@ -4,8 +4,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/mathismqn/godeez/internal/album"
+	"github.com/mathismqn/godeez/internal/deezer"
-	"github.com/mathismqn/godeez/internal/song"
 	"github.com/spf13/cobra"
 )
 
@@ -19,14 +18,14 @@ var downloadCmd = &cobra.Command{
 		}
 
 		for _, id := range args {
-			albumData, err := album.GetDataByID(id)
+			album, err := deezer.GetAlbumData(id)
 			if err != nil {
-				fmt.Fprintf(os.Stderr, "could not fetch album data: %v\n", err)
+				fmt.Fprintf(os.Stderr, "could not get album data: %v\n", err)
 				continue
 			}
 
-			for _, s := range albumData.Songs.Data {
+			for _, song := range album.Songs.Data {
-				media, err := song.GetMedia(s)
+				media, err := song.GetMediaData()
 				if err != nil {
 					fmt.Fprintf(os.Stderr, "could not fetch media data: %v\n", err)
 					continue

internal/deezer/album.go

@@ -1,4 +1,4 @@
-package album
+package deezer
 
 import (
 	"encoding/json"
@@ -6,11 +6,23 @@ import (
 	"io"
 	"net/http"
 	"regexp"
-
-	"github.com/mathismqn/godeez/internal/models"
 )
 
-func GetDataByID(id string) (*models.Album, error) {
+type Album struct {
+	Data struct {
+		ID          string `json:"ALB_ID"`
+		Name        string `json:"ALB_TITLE"`
+		ArtistID    string `json:"ART_ID"`
+		ArtistName  string `json:"ART_NAME"`
+		CoverID     string `json:"ALB_PICTURE"`
+		ReleaseData string `json:"PHYSICAL_RELEASE_DATE"`
+	} `json:"DATA"`
+	Songs struct {
+		Data []Song `json:"data"`
+	} `json:"SONGS"`
+}
+
+func GetAlbumData(id string) (*Album, error) {
 	url := fmt.Sprintf("https://www.deezer.com/en/album/%s", id)
 
 	resp, err := http.Get(url)
@@ -30,7 +42,7 @@ func GetDataByID(id string) (*models.Album, error) {
 		return nil, fmt.Errorf("error parsing response")
 	}
 
-	var album models.Album
+	var album Album
 	err = json.Unmarshal([]byte(matches[1]), &album)
 	if err != nil {
 		return nil, err

internal/deezer/media.go

@@ -1,11 +1,21 @@
-package models
+package deezer
 
-type Media []struct {
+type Media struct {
+	Errors []MediaError `json:"errors"`
+	Data   []struct {
+		Media []struct {
 			Type    string   `json:"media_type"`
 			Cipher  Cipher   `json:"cipher"`
 			Format  string   `json:"format"`
 			Sources []Source `json:"sources"`
 		}
+	} `json:"data"`
+}
+
+type MediaError struct {
+	Code    int    `json:"code"`
+	Message string `json:"message"`
+}
 
 type Cipher struct {
 	Type string `json:"type"`
@@ -15,15 +25,3 @@ type Source struct {
 	URL      string `json:"url"`
 	Provider string `json:"provider"`
 }
-
-type MediaResponse struct {
-	Errors []MediaError `json:"errors"`
-	Data   []struct {
-		Media Media `json:"media"`
-	}
-}
-
-type MediaError struct {
-	Code    int    `json:"code"`
-	Message string `json:"message"`
-}

internal/deezer/song.go

@@ -1,4 +1,4 @@
-package song
+package deezer
 
 import (
 	"bytes"
@@ -6,13 +6,18 @@ import (
 	"fmt"
 	"io"
 	"net/http"
-
-	"github.com/mathismqn/godeez/internal/models"
 )
 
-func GetMedia(s models.Song) (*models.MediaResponse, error) {
+type Song struct {
+	ID         string `json:"SNG_ID"`
+	ArtistName string `json:"ART_NAME"`
+	Title      string `json:"SNG_TITLE"`
+	TrackToken string `json:"TRACK_TOKEN"`
+}
+
+func (s *Song) GetMediaData() (*Media, error) {
 	licenseToken := ""
-	reqBody := fmt.Sprintf(`{"license_token":"%s","media":[{"type":"FULL","formats":[{"cipher":"BF_CBC_STRIPE","format":"FLAC"}]}],"track_tokens":["%s"]}`, licenseToken, s.Token)
+	reqBody := fmt.Sprintf(`{"license_token":"%s","media":[{"type":"FULL","formats":[{"cipher":"BF_CBC_STRIPE","format":"FLAC"}]}],"track_tokens":["%s"]}`, licenseToken, s.TrackToken)
 
 	resp, err := http.Post("https://media.deezer.com/v1/get_url", "application/json", bytes.NewBuffer([]byte(reqBody)))
 	if err != nil {
@@ -22,7 +27,7 @@ func GetMedia(s models.Song) (*models.MediaResponse, error) {
 
 	body, _ := io.ReadAll(resp.Body)
 
-	var media models.MediaResponse
+	var media Media
 	err = json.Unmarshal(body, &media)
 	if err != nil {
 		return nil, err

internal/models/album.go

@@ -1,7 +0,0 @@
-package models
-
-type Album struct {
-	Songs struct {
-		Data []Song `json:"DATA"`
-	} `json:"SONGS"`
-}

internal/models/song.go

@@ -1,5 +0,0 @@
-package models
-
-type Song struct {
-	Token string `json:"TRACK_TOKEN"`
-}