Method getUsage

app/src/main/java/eu/faircode/email/DeepL.java:301–337

(Context context)

    }

    public static Integer[] getUsage(Context context) throws IOException, JSONException {
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
        String key = prefs.getString("deepl_key", null);

        // https://www.deepl.com/docs-api/other-functions/monitoring-usage/
        URL url = new URL(getBaseUri(key) + "usage");
        HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();
        connection.setReadTimeout(DEEPL_TIMEOUT * 1000);
        connection.setConnectTimeout(DEEPL_TIMEOUT * 1000);
        ConnectionHelper.setUserAgent(context, connection);
        connection.setRequestProperty("Authorization", "DeepL-Auth-Key " + key);
        connection.connect();

        try {
            int status = connection.getResponseCode();
            if (status != HttpsURLConnection.HTTP_OK) {
                String error = "Error " + status + ": " + connection.getResponseMessage();
                try {
                    InputStream is = connection.getErrorStream();
                    if (is != null)
                        error += "\n" + Helper.readStream(is);
                } catch (Throwable ex) {
                    Log.w(ex);
                }
                throw new IOException(error);
            }

            String response = Helper.readStream(connection.getInputStream());

            JSONObject jroot = new JSONObject(response);
            int count = jroot.getInt("character_count");
            int limit = jroot.getInt("character_limit");
            return new Integer[]{count, limit};
        } finally {
            connection.disconnect();
        }
    }

    private static String getBaseUri(String key) {
        String domain = (key != null && key.endsWith(":fx") ? "api-free.deepl.com" : "api.deepl.com");