#define LOG_TAG "hidl_test"

#include "Foo.h"
#include <android-base/logging.h>
#include <hidl-test/FooHelper.h>
#include <inttypes.h>
#include <utils/Timers.h>

namespace android {
namespace hardware {
namespace tests {
namespace foo {
namespace V1_0 {
namespace implementation {

// Methods from ::android::hardware::tests::foo::V1_0::IFoo follow.
Return<void> Foo::convertToBoolIfSmall(Discriminator d, const hidl_vec<Union>& u,
                                       convertToBoolIfSmall_cb _hidl_cb) {
    hidl_vec<ContainsUnion> res(u.size());
    for (size_t i = 0; i < u.size(); i++) {
        ContainsUnion& outValue = res[i];

        if (d == Discriminator::BOOL) {
            outValue.discriminator = Discriminator::BOOL;
            outValue.value.boolValue = u[i].boolValue;
        } else {
            uint64_t value = u[i].intValue;
            if (value == 0 || value == 1) {
                outValue.discriminator = Discriminator::BOOL;
                outValue.value.boolValue = static_cast<bool>(value);
            } else {
                outValue.discriminator = Discriminator::INT;
                outValue.value.intValue = value;
            }
        }
    }
    _hidl_cb(res);
    return Void();
}

Return<void> Foo::doThis(float param) {
    LOG(INFO) << "SERVER(Foo) doThis(" << param << ")";

    return Void();
}

Return<int32_t> Foo::doThatAndReturnSomething(
        int64_t param) {
    LOG(INFO) << "SERVER(Foo) doThatAndReturnSomething(" << param << ")";

    return 666;
}

Return<double> Foo::doQuiteABit(
        int32_t a,
        int64_t b,
        float c,
        double d) {
    LOG(INFO) << "SERVER(Foo) doQuiteABit("
              << a
              << ", "
              << b
              << ", "
              << c
              << ", "
              << d
              << ")";

    return 666.5;
}

Return<void> Foo::doSomethingElse(
        const hidl_array<int32_t, 15> &param, doSomethingElse_cb _cb) {
    LOG(INFO) << "SERVER(Foo) doSomethingElse(...)";

    hidl_array<int32_t, 32> result;
    for (size_t i = 0; i < 15; ++i) {
        result[i] = 2 * param[i];
        result[15 + i] = param[i];
    }
    result[30] = 1;
    result[31] = 2;

    _cb(result);

    return Void();
}

Return<void> Foo::doStuffAndReturnAString(
        doStuffAndReturnAString_cb _cb) {
    LOG(INFO) << "SERVER(Foo) doStuffAndReturnAString";

    _cb("Hello, world");

    return Void();
}

Return<void> Foo::mapThisVector(
        const hidl_vec<int32_t> &param, mapThisVector_cb _cb) {
    LOG(INFO) << "SERVER(Foo) mapThisVector";

    hidl_vec<int32_t> out;
    out.resize(param.size());

    for (size_t i = 0; i < out.size(); ++i) {
        out[i] = param[i] * 2;
    }

    _cb(out);

    return Void();
}

Return<void> Foo::callMe(
        const sp<IFooCallback> &cb) {
    LOG(INFO) << "SERVER(Foo) callMe " << cb.get();

    if (cb != NULL) {
        hidl_array<nsecs_t, 3> c;
        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " calling IFooCallback::heyItsYou, should return immediately";
        c[0] = systemTime();
        cb->heyItsYou(cb);
        c[0] = systemTime() - c[0];
        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " calling IFooCallback::heyItsYou, returned after"
                  << c[0]
                  << "ns";
        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " calling IFooCallback::heyItsYouIsntIt, should block for"
                  << DELAY_S
                  << " seconds";
        c[1] = systemTime();
        bool answer = cb->heyItsYouIsntIt(cb);
        c[1] = systemTime() - c[1];

        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " calling IFooCallback::heyItsYouIsntIt, responded with "
                  << answer
                  << " after "
                  << c[1]
                  << "ns";

        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " calling IFooCallback::heyItsTheMeaningOfLife,"
                  << " should return immediately";
        c[2] = systemTime();
        cb->heyItsTheMeaningOfLife(42);
        c[2] = systemTime() - c[2];

        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " cAfter call to IFooCallback::heyItsTheMeaningOfLife responded after "
                  << c[2]
                  << "ns";
        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " calling IFooCallback::youBlockedMeFor to report times";
        cb->youBlockedMeFor(c);
        LOG(INFO) << "SERVER(Foo) callMe "
                  << cb.get()
                  << " After call to IFooCallback::youBlockedMeFor";
    }

    return Void();
}

Return<Foo::SomeEnum> Foo::useAnEnum(SomeEnum param) {
    LOG(INFO) << "SERVER(Foo) useAnEnum " << (int)param;

    return SomeEnum::goober;
}

Return<void> Foo::haveAGooberVec(const hidl_vec<Goober>& param) {
    LOG(INFO) << "SERVER(Foo) haveAGooberVec &param = " << &param;

    return Void();
}

Return<void> Foo::haveAGoober(const Goober &g) {
    LOG(INFO) << "SERVER(Foo) haveaGoober g=" << &g;

    return Void();
}

Return<void> Foo::haveAGooberArray(const hidl_array<Goober, 20> & /* lots */) {
    LOG(INFO) << "SERVER(Foo) haveAGooberArray";

    return Void();
}

Return<void> Foo::haveATypeFromAnotherFile(const Abc &def) {
    LOG(INFO) << "SERVER(Foo) haveATypeFromAnotherFile def=" << &def;

    return Void();
}

Return<void> Foo::haveSomeStrings(
        const hidl_array<hidl_string, 3> &array,
        haveSomeStrings_cb _cb) {

    LOG(INFO) << "SERVER(Foo) haveSomeStrings([\""
              << array[0].c_str()
              << "\", \""
              << array[1].c_str()
              << "\", \""
              << array[2].c_str()
              << "\"])";

    hidl_array<hidl_string, 2> result;
    result[0] = "Hello";
    result[1] = "World";

    _cb(result);

    return Void();
}

Return<void> Foo::haveAStringVec(
        const hidl_vec<hidl_string> &vector,
        haveAStringVec_cb _cb) {
    LOG(INFO) << "SERVER(Foo) haveAStringVec([\""
              << vector[0].c_str()
              << "\", \""
              << vector[1].c_str()
              << "\", \""
              << vector[2].c_str()
              << "\"])";

    hidl_vec<hidl_string> result;
    result.resize(2);

    result[0] = "Hello";
    result[1] = "World";

    _cb(result);

    return Void();
}

Return<void> Foo::transposeMe(
        const hidl_array<float, 3, 5> &in, transposeMe_cb _cb) {
    LOG(INFO) << "SERVER(Foo) transposeMe(" << to_string(in).c_str() << ")";

    hidl_array<float, 5, 3> out;
    for (size_t i = 0; i < 5; ++i) {
        for (size_t j = 0; j < 3; ++j) {
            out[i][j] = in[j][i];
        }
    }

    LOG(INFO) << "SERVER(Foo) transposeMe returning " << to_string(out).c_str();

    _cb(out);

    return Void();
}

Return<void> Foo::callingDrWho(
        const MultiDimensional &in, callingDrWho_cb _hidl_cb) {
    LOG(INFO) << "SERVER(Foo) callingDrWho(" << MultiDimensionalToString(in).c_str() << ")";

    MultiDimensional out;
    for (size_t i = 0; i < 5; ++i) {
        for (size_t j = 0; j < 3; ++j) {
            out.quuxMatrix[i][j].first = in.quuxMatrix[4 - i][2 - j].last;
            out.quuxMatrix[i][j].last = in.quuxMatrix[4 - i][2 - j].first;
        }
    }

    _hidl_cb(out);

    return Void();
}

Return<void> Foo::transpose(const StringMatrix5x3 &in, transpose_cb _hidl_cb) {
    LOG(INFO) << "SERVER(Foo) transpose " << to_string(in);

    StringMatrix3x5 out;
    for (size_t i = 0; i < 3; ++i) {
        for (size_t j = 0; j < 5; ++j) {
            out.s[i][j] = in.s[j][i];
        }
    }

    _hidl_cb(out);

    return Void();
}

Return<void> Foo::transpose2(
        const hidl_array<hidl_string, 5, 3> &in, transpose2_cb _hidl_cb) {
    LOG(INFO) << "SERVER(Foo) transpose2 " << to_string(in);

    hidl_array<hidl_string, 3, 5> out;
    for (size_t i = 0; i < 3; ++i) {
        for (size_t j = 0; j < 5; ++j) {
            out[i][j] = in[j][i];
        }
    }

    _hidl_cb(out);

    return Void();
}

Return<void> Foo::sendVec(
        const hidl_vec<uint8_t> &data, sendVec_cb _hidl_cb) {
    _hidl_cb(data);

    return Void();
}

Return<void> Foo::sendVecVec(sendVecVec_cb _hidl_cb) {
    hidl_vec<hidl_vec<uint8_t>> data;
    _hidl_cb(data);

    return Void();
}

Return<void> Foo::haveAVectorOfInterfaces(
        const hidl_vec<sp<ISimple> > &in,
        haveAVectorOfInterfaces_cb _hidl_cb) {
    _hidl_cb(in);

    return Void();
}

Return<void> Foo::haveAVectorOfGenericInterfaces(
        const hidl_vec<sp<android::hidl::base::V1_0::IBase> > &in,
        haveAVectorOfGenericInterfaces_cb _hidl_cb) {
    _hidl_cb(in);
    return Void();
}

Return<void> Foo::createMyHandle(createMyHandle_cb _hidl_cb) {
    native_handle_t* nh = native_handle_create(0, 10);
    int data[] = {2,3,5,7,11,13,17,19,21,23};
    CHECK(sizeof(data) == 10 * sizeof(int));
    memcpy(nh->data, data, sizeof(data));
    mHandles.push_back(nh);

    MyHandle h;
    h.guard = 666;
    h.h = nh;
    _hidl_cb(h);
    return Void();
}

Return<void> Foo::createHandles(uint32_t size, createHandles_cb _hidl_cb) {
    hidl_vec<hidl_handle> handles;
    handles.resize(size);
    for(uint32_t i = 0; i < size; ++i) {
        createMyHandle([&](const MyHandle& h) {
            handles[i] = h.h;
        });
    }
    _hidl_cb(handles);
    return Void();
}

Return<void> Foo::closeHandles() {
    for(native_handle_t* h : mHandles) {
        native_handle_delete(h);
    }
    mHandles.clear();
    return Void();
}

Return<void> Foo::echoNullInterface(const sp<IFooCallback> &cb, echoNullInterface_cb _hidl_cb) {
    _hidl_cb(cb == nullptr, cb);

    return Void();
}

IFoo* HIDL_FETCH_IFoo(const char* /* name */) {
    return new Foo();
}

} // namespace implementation
}  // namespace V1_0
}  // namespace foo
}  // namespace tests
}  // namespace hardware
}  // namespace android