/*
 * Util.actor.cpp
 *
 * This source file is part of the FoundationDB open source project
 *
 * Copyright 2013-2021 Apple Inc. and the FoundationDB project authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "fdbcli/fdbcli.actor.h"
#include "fdbclient/ManagementAPI.actor.h"
#include "fdbclient/Schemas.h"
#include "fdbclient/Status.h"

#include "flow/Arena.h"

#include "flow/actorcompiler.h" // This must be the last #include.

namespace fdb_cli {

bool tokencmp(StringRef token, const char* command) {
	if (token.size() != strlen(command))
		return false;

	return !memcmp(token.begin(), command, token.size());
}

void printUsage(StringRef command) {
	const auto& helpMap = CommandFactory::commands();
	auto i = helpMap.find(command.toString());
	if (i != helpMap.end())
		printf("Usage: %s\n", i->second.usage.c_str());
	else
		fprintf(stderr, "ERROR: Unknown command `%s'\n", command.toString().c_str());
}

ACTOR Future<std::string> getSpecialKeysFailureErrorMessage(Reference<ITransaction> tr) {
	Optional<Value> errorMsg = wait(safeThreadFutureToFuture(tr->get(fdb_cli::errorMsgSpecialKey)));
	// Error message should be present
	ASSERT(errorMsg.present());
	// Read the json string
	auto valueObj = readJSONStrictly(errorMsg.get().toString()).get_obj();
	// verify schema
	auto schema = readJSONStrictly(JSONSchemas::managementApiErrorSchema.toString()).get_obj();
	std::string errorStr;
	ASSERT(schemaMatch(schema, valueObj, errorStr, SevError, true));
	// return the error message
	return valueObj["message"].get_str();
}

} // namespace fdb_cli