101 lines
3.1 KiB
C++
101 lines
3.1 KiB
C++
#include "jsonparser.h"
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#include <QJsonArray>
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#include <QJsonObject>
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#include "../model/metadata.h"
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QList<QHash<int, QVariant>> JsonParser::toItemValuesList(const QByteArray& jsonData,
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const QString& objectName) {
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QList<QHash<int, QVariant>> result;
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if (jsonData.isEmpty()) {
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return result;
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}
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QJsonArray itemArray = extractItemArray(jsonData, objectName);
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foreach (QJsonValue value, itemArray) {
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QJsonObject itemJsonObject = value.toObject();
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QHash<int, QVariant> values = jsonObjectToItemValues(itemJsonObject);
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result.append(values);
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}
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return result;
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}
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QByteArray JsonParser::itemValuesListToJson(const QList<QHash<int, QVariant>>& itemValuesList,
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const QString& objectName) {
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QJsonDocument jsonDoc;
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QJsonObject rootObject;
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QJsonArray itemArray;
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for (const QHash<int, QVariant>& itemValues : itemValuesList) {
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QJsonObject itemObject;
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QListIterator<UserRoles> i(USER_FACING_ROLES);
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while (i.hasNext()) {
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const UserRoles role = i.next();
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const QString roleName = ROLE_NAMES.value(role);
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const QVariant value = itemValues.value(role);
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if (STRING_ROLES.contains(role)) {
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itemObject.insert(roleName, value.toString());
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} else if (INT_ROLES.contains(role)) {
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itemObject.insert(roleName, value.toInt());
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} else if (DOUBLE_ROLES.contains(role)) {
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itemObject.insert(roleName, value.toDouble());
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} else {
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qCritical() << QString("Can't find data type for role %1!!!").arg(role);
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}
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}
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itemArray.append(itemObject);
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}
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rootObject.insert(objectName, itemArray);
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jsonDoc.setObject(rootObject);
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return jsonDoc.toJson(QJsonDocument::Compact);
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}
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JsonParser::JsonParser() {}
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QJsonArray JsonParser::extractItemArray(const QByteArray& jsonData, const QString& objectName) {
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QJsonDocument doc = QJsonDocument::fromJson(jsonData);
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QJsonArray itemArray;
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if (objectName.isEmpty()) {
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itemArray = doc.array();
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} else {
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QJsonObject rootObject = doc.object();
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itemArray = rootObject.value(objectName).toArray();
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}
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return itemArray;
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}
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QHash<int, QVariant> JsonParser::jsonObjectToItemValues(const QJsonObject& itemJsonObject) {
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QHash<int, QVariant> values;
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QListIterator<UserRoles> i(USER_FACING_ROLES);
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while (i.hasNext()) {
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const UserRoles role = i.next();
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std::pair<int, QVariant> keyValuePair = getKeyValuePair(itemJsonObject, role);
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values.insert(keyValuePair.first, keyValuePair.second);
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}
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return values;
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}
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pair<int, QVariant> JsonParser::getKeyValuePair(const QJsonObject& itemJsonObject, const int role) {
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QVariant result;
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const QJsonValue jsonValue = itemJsonObject[ROLE_NAMES.value(role)];
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if (STRING_ROLES.contains(role)) {
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result = jsonValue.toString();
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} else if (INT_ROLES.contains(role)) {
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result = jsonValue.toInt();
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} else if (DOUBLE_ROLES.contains(role)) {
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result = jsonValue.toDouble();
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} else {
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qCritical() << QString("Cant find data type of role %1!!!").arg(role);
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}
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return pair<int, QVariant>(role, result);
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}
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