Files
strawberry/src/core/jsonbaserequest.cpp
2025-03-08 22:46:46 +01:00

104 lines
3.3 KiB
C++

/*
* Strawberry Music Player
* Copyright 2025, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Strawberry is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <QByteArray>
#include <QNetworkReply>
#include <QJsonDocument>
#include <QJsonValue>
#include <QJsonObject>
#include <QJsonArray>
#include <QJsonParseError>
#include "networkaccessmanager.h"
#include "jsonbaserequest.h"
using namespace Qt::Literals::StringLiterals;
JsonBaseRequest::JsonBaseRequest(const SharedPtr<NetworkAccessManager> network, QObject *parent)
: HttpBaseRequest(network, parent) {}
JsonBaseRequest::JsonObjectResult JsonBaseRequest::GetJsonObject(const QByteArray &data) {
if (data.isEmpty()) {
return JsonObjectResult(ErrorCode::ParseError, "Empty data from server"_L1);
}
QJsonParseError json_error;
const QJsonDocument json_document = QJsonDocument::fromJson(data, &json_error);
if (json_error.error != QJsonParseError::NoError) {
return JsonObjectResult(ErrorCode::ParseError, json_error.errorString());
}
if (json_document.isEmpty()) {
return JsonObjectResult(ErrorCode::ParseError, "Received empty Json document."_L1);
}
if (!json_document.isObject()) {
return JsonObjectResult(ErrorCode::ParseError, "Json document is not an object."_L1);
}
const QJsonObject json_object = json_document.object();
if (json_object.isEmpty()) {
return JsonObjectResult(ErrorCode::ParseError, "Received empty Json object."_L1);
}
return json_object;
}
JsonBaseRequest::JsonValueResult JsonBaseRequest::GetJsonValue(const QJsonObject &json_object, const QString &name) {
if (!json_object.contains(name)) {
return JsonValueResult(ErrorCode::ParseError, QStringLiteral("Json object is missing value %1.").arg(name));
}
return json_object[name];
}
JsonBaseRequest::JsonObjectResult JsonBaseRequest::GetJsonObject(const QJsonObject &json_object, const QString &name) {
if (!json_object.contains(name)) {
return JsonValueResult(ErrorCode::ParseError, QStringLiteral("Json object is missing object %1.").arg(name));
}
const QJsonValue json_value = json_object[name];
if (!json_value.isObject()) {
return JsonValueResult(ErrorCode::ParseError, QStringLiteral("Json value %1 is not a object.").arg(name));
}
return json_value.toObject();
}
JsonBaseRequest::JsonArrayResult JsonBaseRequest::GetJsonArray(const QJsonObject &json_object, const QString &name) {
const JsonValueResult json_value_result = GetJsonValue(json_object, name);
if (!json_value_result.success()) {
return JsonArrayResult(ErrorCode::ParseError, json_value_result.error_message);
}
if (!json_value_result.json_value.isArray()) {
return JsonArrayResult(ErrorCode::ParseError, QStringLiteral("Json object value %1 is not a array.").arg(name));
}
return json_value_result.json_value.toArray();
}