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/*
* JsonValidator.h, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#pragma once
#include "JsonNode.h"
VCMI_LIB_NAMESPACE_BEGIN
/// Class for Json validation. Mostly compliant with json-schema v6 draf
struct JsonValidator
{
/// path from root node to current one.
/// JsonNode is used as variant - either string (name of node) or as float (index in list)
std::vector<JsonNode> currentPath;
/// Stack of used schemas. Last schema is the one used currently.
/// May contain multiple items in case if remote references were found
std::vector<std::string> usedSchemas;
/// generates error message
std::string makeErrorMessage(const std::string &message);
using TFormatValidator = std::function<std::string(const JsonNode &)>;
using TFormatMap = std::unordered_map<std::string, TFormatValidator>;
using TFieldValidator = std::function<std::string(JsonValidator &, const JsonNode &, const JsonNode &, const JsonNode &)>;
using TValidatorMap = std::unordered_map<std::string, TFieldValidator>;
/// map of known fields in schema
const TValidatorMap & getKnownFieldsFor(JsonNode::JsonType type);
const TFormatMap & getKnownFormats();
std::string check(const std::string & schemaName, const JsonNode & data);
std::string check(const JsonNode & schema, const JsonNode & data);
};
VCMI_LIB_NAMESPACE_END
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