#include <StatusGo/Accounts/AccountsAPI.h>
#include <StatusGo/Wallet/WalletApi.h>
#include <StatusGo/Metadata/api_response.h>

#include <Onboarding/Accounts/AccountsServiceInterface.h>
#include <Onboarding/Accounts/AccountsService.h>
#include <Onboarding/Common/Constants.h>
#include <Onboarding/OnboardingController.h>

#include <ScopedTestAccount.h>
#include <StatusGo/Utils.h>

#include <gtest/gtest.h>

namespace Wallet = Status::StatusGo::Wallet;
namespace Accounts = Status::StatusGo::Accounts;
namespace Utils = Status::StatusGo::Utils;
namespace General = Status::Constants::General;

namespace fs = std::filesystem;

/// \warning for now this namespace contains integration test to check the basic assumptions of status-go while building the C++ wrapper.
/// \warning the tests depend on IO and are not deterministic, fast, focused or reliable. They are here for validation only
/// \todo after status-go API coverage all the integration tests should go away and only test the thin wrapper code
namespace Status::Testing {

TEST(WalletApi, TestGetDerivedAddressesForPath_FromRootAccount)
{
    constexpr auto testRootAccountName = "test_root_account-name";
    ScopedTestAccount testAccount(test_info_->name(), testRootAccountName);

    const auto walletAccount = testAccount.firstWalletAccount();
    const auto rootAccount = testAccount.onboardingController()->accountsService()->getLoggedInAccount();
    ASSERT_EQ(rootAccount.address, walletAccount.derivedFrom.value());

    const auto testPath = General::PathWalletRoot;

    const auto derivedAddresses = Wallet::getDerivedAddressesForPath(testAccount.hashedPassword(),
                                                                     walletAccount.derivedFrom.value(), testPath, 3, 1);
    // Check that accounts are generated in memory and none is saved
    const auto updatedAccounts = Accounts::getAccounts();
    ASSERT_EQ(updatedAccounts.size(), 2);

    ASSERT_EQ(derivedAddresses.size(), 3);
    auto defaultWalletAccountIt = std::find_if(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.alreadyCreated; });
    ASSERT_NE(defaultWalletAccountIt, derivedAddresses.end());
    const auto& defaultWalletAccount = *defaultWalletAccountIt;
    ASSERT_EQ(defaultWalletAccount.path, General::PathDefaultWallet);
    ASSERT_EQ(defaultWalletAccount.address, walletAccount.address);
    ASSERT_TRUE(defaultWalletAccount.alreadyCreated);

    ASSERT_EQ(1, std::count_if(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.alreadyCreated; }));
    // all hasActivity are false
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.hasActivity; }));
    // all address are valid
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.address.get().isEmpty(); }));
}

TEST(Accounts, TestGetDerivedAddressesForPath_AfterLogin)
{
    constexpr auto testRootAccountName = "test-generate_account_with_derived_path-name";
    ScopedTestAccount testAccount(test_info_->name(), testRootAccountName);

    testAccount.logOut();

    auto accountsService = std::make_shared<Onboarding::AccountsService>();
    auto result = accountsService->init(testAccount.fusedTestFolder());
    ASSERT_TRUE(result);
    auto onboarding = std::make_shared<Onboarding::OnboardingController>(accountsService);
    EXPECT_EQ(onboarding->getOpenedAccounts().size(), 1);

    auto accounts = accountsService->openAndListAccounts();
    ASSERT_GT(accounts.size(), 0);

    int accountLoggedInCount = 0;
    QObject::connect(onboarding.get(), &Onboarding::OnboardingController::accountLoggedIn, [&accountLoggedInCount]() {
        accountLoggedInCount++;
    });
    bool accountLoggedInError = false;
    QObject::connect(onboarding.get(), &Onboarding::OnboardingController::accountLoginError, [&accountLoggedInError](const QString& error) {
        accountLoggedInError = true;
        qDebug() << "Failed logging in in test" << test_info_->name() << "with error:" << error;
    });

    auto ourAccountRes = std::find_if(accounts.begin(), accounts.end(), [&testRootAccountName](const auto &a) { return a.name == testRootAccountName; });
    auto errorString = accountsService->login(*ourAccountRes, testAccount.password());
    ASSERT_EQ(errorString.length(), 0);

    testAccount.processMessages(1000, [accountLoggedInCount, accountLoggedInError]() {
        return accountLoggedInCount == 0 && !accountLoggedInError;
    });
    ASSERT_EQ(accountLoggedInCount, 1);
    ASSERT_EQ(accountLoggedInError, 0);

    const auto testPath = General::PathWalletRoot;

    const auto walletAccount = testAccount.firstWalletAccount();
    const auto derivedAddresses = Wallet::getDerivedAddressesForPath(testAccount.hashedPassword(),
                                                                     walletAccount.derivedFrom.value(),
                                                                     testPath, 3, 1);
    // Check that accounts are generated in memory and none is saved
    const auto updatedAccounts = Accounts::getAccounts();
    ASSERT_EQ(updatedAccounts.size(), 2);

    ASSERT_EQ(derivedAddresses.size(), 3);
    auto defaultWalletAccountIt = std::find_if(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.alreadyCreated; });
    ASSERT_NE(defaultWalletAccountIt, derivedAddresses.end());
    const auto& defaultWalletAccount = *defaultWalletAccountIt;
    ASSERT_EQ(defaultWalletAccount.path, General::PathDefaultWallet);
    ASSERT_EQ(defaultWalletAccount.address, walletAccount.address);
    ASSERT_TRUE(defaultWalletAccount.alreadyCreated);

    ASSERT_EQ(1, std::count_if(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.alreadyCreated; }));
    // all hasActivity are false
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.hasActivity; }));
    // all address are valid
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.address.get().isEmpty(); }));
}

/// getDerivedAddresses@api.go fron statys-go has a special case when requesting the 6 path will return only one account
TEST(WalletApi, TestGetDerivedAddressesForPath_FromWalletAccount_FirstLevel_SixPathSpecialCase)
{
    constexpr auto testRootAccountName = "test_root_account-name";
    ScopedTestAccount testAccount(test_info_->name(), testRootAccountName);

    const auto walletAccount = testAccount.firstWalletAccount();

    const auto testPath = General::PathDefaultWallet;

    const auto derivedAddresses = Wallet::getDerivedAddressesForPath(testAccount.hashedPassword(),
                                                                     walletAccount.address, testPath, 4, 1);
    ASSERT_EQ(derivedAddresses.size(), 1);
    const auto& onlyAccount = derivedAddresses[0];
    // all alreadyCreated are false
    ASSERT_FALSE(onlyAccount.alreadyCreated);
    ASSERT_EQ(onlyAccount.path, General::PathDefaultWallet);
}

TEST(WalletApi, TestGetDerivedAddressesForPath_FromWalletAccount_SecondLevel)
{
    constexpr auto testRootAccountName = "test_root_account-name";
    ScopedTestAccount testAccount(test_info_->name(), testRootAccountName);

    const auto walletAccount = testAccount.firstWalletAccount();
    const auto firstLevelPath = General::PathDefaultWallet;
    const auto firstLevelAddresses = Wallet::getDerivedAddressesForPath(testAccount.hashedPassword(),
                                                                     walletAccount.address, firstLevelPath, 4, 1);

    const auto testPath = Accounts::DerivationPath{General::PathDefaultWallet.get() + u"/0"_qs};

    const auto derivedAddresses = Wallet::getDerivedAddressesForPath(testAccount.hashedPassword(),
                                                                     walletAccount.address, testPath, 4, 1);
    ASSERT_EQ(derivedAddresses.size(), 4);

    // all alreadyCreated are false
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.alreadyCreated; }));
    // all hasActivity are false
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.hasActivity; }));
    // all address are valid
    ASSERT_TRUE(std::none_of(derivedAddresses.begin(), derivedAddresses.end(), [](const auto& a) { return a.address.get().isEmpty(); }));
    ASSERT_TRUE(std::all_of(derivedAddresses.begin(), derivedAddresses.end(), [&testPath](const auto& a) { return a.path.get().startsWith(testPath.get()); }));
}

} // namespace