/****************************************************************************
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtAddOn.JsonDb module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU General
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****************************************************************************/

#ifndef JSONDB_SCHEMA_MANAGER_IMPL_P_H
#define JSONDB_SCHEMA_MANAGER_IMPL_P_H

#include "jsondbschemamanager_p.h"
#include "jsondbschema_p.h"

QT_BEGIN_NAMESPACE_JSONDB_PARTITION

bool JsonDbSchemaManager::contains(const QString &name) const
{
    return m_schemas.contains(name);
}

QJsonObject JsonDbSchemaManager::value(const QString &name) const
{
    return m_schemas.value(name).first;
}

SchemaValidation::Schema<QJsonObjectTypes> JsonDbSchemaManager::schema(const QString &schemaName, QJsonObjectTypes::Service *service)
{
    QJsonObjectSchemaPair schemaPair = m_schemas.value(schemaName);
    ensureCompiled(schemaName, &schemaPair, service);
    return schemaPair.second;
}

QJsonObject JsonDbSchemaManager::take(const QString &name)
{
    return m_schemas.take(name).first;
}

QJsonObject JsonDbSchemaManager::insert(const QString &name, const QJsonObject &schema)
{
    m_schemas.insert(name, qMakePair(schema, SchemaValidation::Schema<QJsonObjectTypes>()));
    return QJsonObject();
}

inline QJsonObject JsonDbSchemaManager::ensureCompiled(const QString &schemaName, QJsonObjectSchemaPair *pair, QJsonObjectTypes::Service *callbacks)
{
    SchemaValidation::Schema<QJsonObjectTypes> schema(pair->second);
    if (!schema.isValid()) {
        // Try to compile schema
        QJsonObjectTypes::Object schemaObject(pair->first);
        SchemaValidation::Schema<QJsonObjectTypes> compiledSchema(schemaObject, callbacks);
        pair->second = compiledSchema;
        m_schemas.insert(schemaName, *pair);
        return callbacks->error();
    }
    return QJsonObject();
}

inline QJsonObject JsonDbSchemaManager::validate(const QString &schemaName, JsonDbObject object)
{
    if (!contains(schemaName))
        return QJsonObject();

    QJsonObjectTypes::Service callbacks(this);
    QJsonObjectSchemaPair schemaPair = m_schemas.value(schemaName);
    ensureCompiled(schemaName, &schemaPair, &callbacks);
    SchemaValidation::Schema<QJsonObjectTypes> schema(schemaPair.second);
    QJsonObjectTypes::Value rootObject(QString(), object);
    /*bool result = */ schema.check(rootObject, &callbacks);
    return callbacks.error();
}

inline void JsonDbSchemaManager::clear()
{
    m_schemas.clear();
}

QT_END_NAMESPACE_JSONDB_PARTITION

#endif // JSONDB_SCHEMA_MANAGER_IMPL_P_H