// Copyright (c) 2016-2020 The Hush developers
// Copyright (c) 2011-2013 The Bitcoin Core developers
// Distributed under the GPLv3 software license, see the accompanying
// file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html

#define BOOST_TEST_MODULE Hush Test Suite

#include "test_bitcoin.h"
#include "crypto/common.h"
#include "key.h"
#include "main.h"
#include "random.h"
#include "chainparamsbase.h"
#include "txdb.h"
#include "txmempool.h"
#include "ui_interface.h"
#include "rpc/server.h"
#include "rpc/register.h"
#include "util.h"
#ifdef ENABLE_WALLET
#include "wallet/db.h"
#include "wallet/wallet.h"
#endif

#include <boost/filesystem.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/thread.hpp>
#include "librustzcash.h"

CClientUIInterface uiInterface; // Declared but not defined in ui_interface.h
CWallet* pwalletMain;

extern bool fPrintToConsole;
extern void noui_connect();

JoinSplitTestingSetup::JoinSplitTestingSetup()
{

    boost::filesystem::path sapling_spend  = ZC_GetParamsDir() / "sapling-spend.params";
    boost::filesystem::path sapling_output = ZC_GetParamsDir() / "sapling-output.params";

    static_assert(
        sizeof(boost::filesystem::path::value_type) == sizeof(codeunit),
        "librustzcash not configured correctly");
    auto sapling_spend_str  = sapling_spend.native();
    auto sapling_output_str = sapling_output.native();

    librustzcash_init_zksnark_params(
        reinterpret_cast<const codeunit*>(sapling_spend_str.c_str()),
        sapling_spend_str.length(),
        "8270785a1a0d0bc77196f000ee6d221c9c9894f55307bd9357c3f0105d31ca63991ab91324160d8f53e2bbd3c2633a6eb8bdf5205d822e7f3f73edac51b2b70c",
        reinterpret_cast<const codeunit*>(sapling_output_str.c_str()),
        sapling_output_str.length(),
        "657e3d38dbb5cb5e7dd2970e8b03d69b4787dd907285b5a7f0790dcc8072f60bf593b32cc2d1c030e00ff5ae64bf84c5c3beb84ddc841d48264b4a171744d028",
        reinterpret_cast<const codeunit*>(sapling_output_str.c_str()),
        sapling_output_str.length(),
        "657e3d38dbb5cb5e7dd2970e8b03d69b4787dd907285b5a7f0790dcc8072f60bf593b32cc2d1c030e00ff5ae64bf84c5c3beb84ddc841d48264b4a171744d028"
    );
}

JoinSplitTestingSetup::~JoinSplitTestingSetup()
{
}

BasicTestingSetup::BasicTestingSetup()
{
    assert(init_and_check_sodium() != -1);
    ECC_Start();
    SetupEnvironment();
    fPrintToDebugLog = false; // don't want to write to debug.log file
    fCheckBlockIndex = true;
    SelectParams(CBaseChainParams::MAIN);
}
BasicTestingSetup::~BasicTestingSetup()
{
    ECC_Stop();
}

TestingSetup::TestingSetup()
{
        // Ideally we'd move all the RPC tests to the functional testing framework
        // instead of unit tests, but for now we need these here.
        RegisterAllCoreRPCCommands(tableRPC);
#ifdef ENABLE_WALLET
        bitdb.MakeMock();
        RegisterWalletRPCCommands(tableRPC);
#endif
        ClearDatadirCache();
        pathTemp = GetTempPath() / strprintf("test_hush_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000)));
        boost::filesystem::create_directories(pathTemp);
        mapArgs["-datadir"] = pathTemp.string();
        pblocktree          = new CBlockTreeDB(1 << 20, true);
        pcoinsdbview        = new CCoinsViewDB(1 << 23, true);
        pcoinsTip           = new CCoinsViewCache(pcoinsdbview);
        InitBlockIndex();
#ifdef ENABLE_WALLET
        bool fFirstRun;
        pwalletMain = new CWallet("wallet.dat");
        pwalletMain->LoadWallet(fFirstRun);
        RegisterValidationInterface(pwalletMain);
#endif
        nScriptCheckThreads = 3;
        for (int i=0; i < nScriptCheckThreads-1; i++)
            threadGroup.create_thread(&ThreadScriptCheck);
        RegisterNodeSignals(GetNodeSignals());
}

TestingSetup::~TestingSetup()
{
        UnregisterNodeSignals(GetNodeSignals());
        threadGroup.interrupt_all();
        threadGroup.join_all();
#ifdef ENABLE_WALLET
        UnregisterValidationInterface(pwalletMain);
        delete pwalletMain;
        pwalletMain = NULL;
#endif
        UnloadBlockIndex();
        delete pcoinsTip;
        delete pcoinsdbview;
        delete pblocktree;
#ifdef ENABLE_WALLET
        bitdb.Flush(true);
        bitdb.Reset();
#endif
        boost::filesystem::remove_all(pathTemp);
}

CTxMemPoolEntry TestMemPoolEntryHelper::FromTx(CMutableTransaction &tx, CTxMemPool *pool) {
    return CTxMemPoolEntry(tx, nFee, nTime, dPriority, nHeight,
                           pool ? pool->HasNoInputsOf(tx) : hadNoDependencies,
                           spendsCoinbase, nBranchId);
}

void Shutdown(void* parg)
{
  exit(0);
}

void StartShutdown()
{
  exit(0);
}

bool ShutdownRequested()
{
  return false;
}