forked from lthn/blockchain
122 lines
4.8 KiB
C++
122 lines
4.8 KiB
C++
// Copyright (c) 2017-2025 Lethean (https://lt.hn)
|
||
//
|
||
// Licensed under the European Union Public Licence (EUPL) version 1.2.
|
||
// You may obtain a copy of the licence at:
|
||
//
|
||
// https://joinup.ec.europa.eu/software/page/eupl/licence-eupl
|
||
//
|
||
// The EUPL is a copyleft licence that is compatible with the MIT/X11
|
||
// licence used by the original projects; but maintains OSS status,
|
||
// where regional copyright law requires ownership to dictate licence terms.
|
||
//
|
||
// SPDX‑License‑Identifier: EUPL-1.2
|
||
//
|
||
|
||
#ifndef BlockController_hpp
|
||
#define BlockController_hpp
|
||
|
||
#include "dto/BlockDetailsDto.hpp"
|
||
#include "dto/TransactionDetailsDto.hpp"
|
||
#include "controller/ApiCoreInfoComponent.hpp"
|
||
|
||
#include "oatpp/web/server/api/ApiController.hpp"
|
||
#include "oatpp/core/macro/codegen.hpp"
|
||
#include "oatpp/parser/json/mapping/ObjectMapper.hpp"
|
||
|
||
#include "rpc/core_rpc_server_commands_defs.h"
|
||
#include <string> // For std::string and std::stoull
|
||
|
||
#include OATPP_CODEGEN_BEGIN(ApiController)
|
||
|
||
/**
|
||
* Block Controller
|
||
* Acts as a proxy to fetch blocks by hash or by height (ID).
|
||
*/
|
||
class BlockController : public oatpp::web::server::api::ApiController {
|
||
private:
|
||
OATPP_COMPONENT(std::shared_ptr<ApiCoreInfoComponent>, m_core_info);
|
||
public:
|
||
explicit BlockController(OATPP_COMPONENT(std::shared_ptr<oatpp::data::mapping::ObjectMapper>, objectMapper))
|
||
: oatpp::web::server::api::ApiController(objectMapper)
|
||
{}
|
||
public:
|
||
|
||
ENDPOINT_INFO(getBlock) {
|
||
info->summary = "Get a block by its hash or height (ID)";
|
||
info->addTag("Block");
|
||
info->pathParams["identifier"].description = "The hash (hex string) or height (integer) of the block to retrieve.";
|
||
info->addResponse<Object<BlockDetailsDto>>(Status::CODE_200, "application/json");
|
||
info->addResponse(Status::CODE_404, "text/plain");
|
||
info->addResponse(Status::CODE_400, "text/plain");
|
||
}
|
||
ENDPOINT("GET", "/block/{identifier}", getBlock, PATH(String, identifier)) {
|
||
|
||
currency::block_rpc_extended_info rpc_details;
|
||
bool block_found = false;
|
||
|
||
// Check if the identifier consists only of digits
|
||
if (identifier->find_first_not_of("0123456789") == std::string::npos) {
|
||
// It's a numeric ID (height)
|
||
try {
|
||
uint64_t height = std::stoull(identifier->c_str());
|
||
block_found = m_core_info->getCore().get_blockchain_storage().get_main_block_rpc_details(height, rpc_details);
|
||
} catch (const std::exception& e) {
|
||
return createResponse(Status::CODE_400, "Invalid block height format");
|
||
}
|
||
} else {
|
||
// It's a hash
|
||
crypto::hash block_hash{};
|
||
if (!epee::string_tools::hex_to_pod(*identifier, block_hash)) {
|
||
return createResponse(Status::CODE_400, "Invalid block hash format");
|
||
}
|
||
block_found = m_core_info->getCore().get_blockchain_storage().get_main_block_rpc_details(block_hash, rpc_details);
|
||
}
|
||
|
||
if (!block_found) {
|
||
return createResponse(Status::CODE_404, "Block not found");
|
||
}
|
||
|
||
// Common logic to populate the DTO
|
||
auto blockDetails = BlockDetailsDto::createShared();
|
||
|
||
blockDetails->id = rpc_details.id;
|
||
blockDetails->height = rpc_details.height;
|
||
blockDetails->timestamp = rpc_details.timestamp;
|
||
blockDetails->actual_timestamp = rpc_details.actual_timestamp;
|
||
blockDetails->difficulty = rpc_details.difficulty;
|
||
blockDetails->prev_id = rpc_details.prev_id;
|
||
blockDetails->is_orphan = rpc_details.is_orphan;
|
||
blockDetails->base_reward = rpc_details.base_reward;
|
||
blockDetails->summary_reward = rpc_details.summary_reward;
|
||
blockDetails->total_fee = rpc_details.total_fee;
|
||
blockDetails->penalty = rpc_details.penalty;
|
||
blockDetails->already_generated_coins = rpc_details.already_generated_coins;
|
||
blockDetails->block_cumulative_size = rpc_details.block_cumulative_size;
|
||
blockDetails->total_txs_size = rpc_details.total_txs_size;
|
||
blockDetails->cumulative_diff_adjusted = rpc_details.cumulative_diff_adjusted;
|
||
blockDetails->cumulative_diff_precise = rpc_details.cumulative_diff_precise;
|
||
blockDetails->blob = rpc_details.blob;
|
||
blockDetails->miner_text_info = rpc_details.miner_text_info;
|
||
blockDetails->type = rpc_details.type;
|
||
|
||
auto tx_details_list = oatpp::List<oatpp::Object<TransactionDetailsDto>>::createShared();
|
||
for(const auto& tx_rpc_info : rpc_details.transactions_details) {
|
||
auto tx_dto = TransactionDetailsDto::createShared();
|
||
tx_dto->id = tx_rpc_info.id;
|
||
tx_dto->fee = tx_rpc_info.fee;
|
||
tx_dto->amount = tx_rpc_info.amount;
|
||
tx_dto->blob_size = tx_rpc_info.blob_size;
|
||
tx_dto->keeper_block = tx_rpc_info.keeper_block;
|
||
tx_dto->timestamp = tx_rpc_info.timestamp;
|
||
tx_details_list->push_back(tx_dto);
|
||
}
|
||
blockDetails->transactions_details = tx_details_list;
|
||
|
||
return createDtoResponse(Status::CODE_200, blockDetails);
|
||
}
|
||
|
||
};
|
||
|
||
#include OATPP_CODEGEN_END(ApiController)
|
||
|
||
#endif /* BlockController_hpp */
|