added ability to delete entries. Added MAL RefreshToken Function

MALUserFunctions.go

@@ -224,6 +224,77 @@ func getMyAnimeListAuthorizationToken(content string, verifier *CodeVerifier) My
 	return post
 }
 
+func refreshMyAnimeListAuthorizationToken() {
+	dataForURLs := struct {
+		GrantType    string `json:"grant_type"`
+		RefreshToken string `json:"refresh_token"`
+		ClientID     string `json:"client_id"`
+		ClientSecret string `json:"client_secret"`
+		RedirectURI  string `json:"redirect_uri"`
+	}{
+		GrantType:    "refresh_token",
+		RefreshToken: myAnimeListJwt.RefreshToken,
+		ClientID:     Environment.MAL_CLIENT_ID,
+		ClientSecret: Environment.MAL_CLIENT_SECRET,
+		RedirectURI:  Environment.MAL_CALLBACK_URI,
+	}
+
+	data := url.Values{}
+	data.Set("grant_type", dataForURLs.GrantType)
+	data.Set("refresh_token", dataForURLs.RefreshToken)
+	data.Set("client_id", dataForURLs.ClientID)
+	data.Set("client_secret", dataForURLs.ClientSecret)
+	data.Set("redirect_uri", dataForURLs.RedirectURI)
+
+	response, err := http.NewRequest("POST", "https://myanimelist.net/v1/oauth2/token", strings.NewReader(data.Encode()))
+	if err != nil {
+		log.Printf("Failed at response, %s\n", err)
+	}
+	response.Header.Add("Content-Type", "application/x-www-form-urlencoded")
+
+	client := &http.Client{}
+	res, reserr := client.Do(response)
+	if reserr != nil {
+		log.Printf("Failed at res, %s\n", err)
+	}
+
+	defer res.Body.Close()
+
+	returnedBody, err := io.ReadAll(res.Body)
+
+	err = json.Unmarshal(returnedBody, &myAnimeListJwt)
+	if err != nil {
+		log.Printf("Failed at unmarshal, %s\n", err)
+	}
+
+	_ = myAnimeListRing.Set(keyring.Item{
+		Key:  "MyAnimeListTokenType",
+		Data: []byte(myAnimeListJwt.TokenType),
+	})
+	_ = myAnimeListRing.Set(keyring.Item{
+		Key:  "MyAnimeListExpiresIn",
+		Data: []byte(strconv.Itoa(myAnimeListJwt.ExpiresIn)),
+	})
+	_ = myAnimeListRing.Set(keyring.Item{
+		Key:  "MyAnimeListAccessToken",
+		Data: []byte(myAnimeListJwt.AccessToken),
+	})
+	_ = myAnimeListRing.Set(keyring.Item{
+		Key:  "MyAnimeListRefreshToken",
+		Data: []byte(myAnimeListJwt.RefreshToken),
+	})
+	_, err = runtime.MessageDialog(*wailsContext, runtime.MessageDialogOptions{
+		Title:   "MyAnimeList Authorization",
+		Message: "It is now safe to close your browser tab",
+	})
+
+	if err != nil {
+		fmt.Println(err)
+	}
+
+	return
+}
+
 func (a *App) GetMyAnimeListLoggedInUser() MyAnimeListUser {
 	a.MyAnimeListLogin()