/**
 * @file rpc.cpp
 * @brief Synor RPC SDK implementation for C++
 */

#include "synor/rpc.hpp"
#include <stdexcept>

namespace synor {
namespace rpc {

// Subscription implementation
Subscription::Subscription(const std::string& id, const std::string& channel,
                           std::function<void()> on_cancel)
    : id_(id), channel_(channel), on_cancel_(std::move(on_cancel)) {}

Subscription::~Subscription() {
    cancel();
}

Subscription::Subscription(Subscription&&) noexcept = default;
Subscription& Subscription::operator=(Subscription&&) noexcept = default;

void Subscription::cancel() {
    if (on_cancel_) {
        on_cancel_();
        on_cancel_ = nullptr;
    }
}

// Client implementation
class Client::Impl {
public:
    explicit Impl(const Config& config) : config_(config) {}

    Config config_;
    // HTTP client and WebSocket would go here
};

Client::Client(const Config& config)
    : impl_(std::make_unique<Impl>(config)) {}

Client::~Client() = default;

Client::Client(Client&&) noexcept = default;
Client& Client::operator=(Client&&) noexcept = default;

Block Client::get_latest_block() {
    throw SynorException("Not implemented");
}

std::future<Block> Client::get_latest_block_async() {
    return std::async(std::launch::async, [this]() {
        return this->get_latest_block();
    });
}

Block Client::get_block(const std::string& hash_or_height) {
    (void)hash_or_height;
    throw SynorException("Not implemented");
}

BlockHeader Client::get_block_header(const std::string& hash_or_height) {
    (void)hash_or_height;
    throw SynorException("Not implemented");
}

std::vector<Block> Client::get_blocks(int64_t start_height, int64_t end_height) {
    (void)start_height;
    (void)end_height;
    throw SynorException("Not implemented");
}

Transaction Client::get_transaction(const std::string& txid) {
    (void)txid;
    throw SynorException("Not implemented");
}

std::string Client::get_raw_transaction(const std::string& txid) {
    (void)txid;
    throw SynorException("Not implemented");
}

SubmitResult Client::send_raw_transaction(const std::string& hex) {
    (void)hex;
    throw SynorException("Not implemented");
}

Transaction Client::decode_raw_transaction(const std::string& hex) {
    (void)hex;
    throw SynorException("Not implemented");
}

std::vector<Transaction> Client::get_address_transactions(
    const std::string& address, int32_t limit, int32_t offset) {
    (void)address;
    (void)limit;
    (void)offset;
    throw SynorException("Not implemented");
}

FeeEstimate Client::estimate_fee(Priority priority) {
    (void)priority;
    throw SynorException("Not implemented");
}

std::map<Priority, FeeEstimate> Client::get_all_fee_estimates() {
    throw SynorException("Not implemented");
}

ChainInfo Client::get_chain_info() {
    throw SynorException("Not implemented");
}

MempoolInfo Client::get_mempool_info() {
    throw SynorException("Not implemented");
}

std::vector<std::string> Client::get_mempool_transactions(int32_t limit) {
    (void)limit;
    throw SynorException("Not implemented");
}

std::unique_ptr<Subscription> Client::subscribe_blocks(
    std::function<void(const Block&)> callback) {
    (void)callback;
    throw SynorException("Not implemented");
}

std::unique_ptr<Subscription> Client::subscribe_address(
    const std::string& address,
    std::function<void(const Transaction&)> callback) {
    (void)address;
    (void)callback;
    throw SynorException("Not implemented");
}

std::unique_ptr<Subscription> Client::subscribe_mempool(
    std::function<void(const Transaction&)> callback) {
    (void)callback;
    throw SynorException("Not implemented");
}

} // namespace rpc
} // namespace synor
