/*
 *  nextpnr -- Next Generation Place and Route
 *
 *  Copyright (C) 2018  Clifford Wolf <clifford@symbioticeda.com>
 *  Copyright (C) 2018  David Shah <dave@ds0.me>
 *
 *  Permission to use, copy, modify, and/or distribute this software for any
 *  purpose with or without fee is hereby granted, provided that the above
 *  copyright notice and this permission notice appear in all copies.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 *  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 *  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 *  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 *  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 *  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 *  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 */

#ifndef NO_PYTHON

#include "arch_pybindings.h"
#include "nextpnr.h"
#include "pybindings.h"
#include "pywrappers.h"

using namespace pybind11::literals;

NEXTPNR_NAMESPACE_BEGIN
namespace PythonConversion {
template <> struct string_converter<const IdString &>
{
    const IdString &from_str(Context *ctx, std::string name) { NPNR_ASSERT_FALSE("unsupported"); }

    std::string to_str(Context *ctx, const IdString &id) { return id.str(ctx); }
};

} // namespace PythonConversion

void arch_wrap_python(py::module &m)
{
    using namespace PythonConversion;

    auto arch_cls = py::class_<Arch, BaseCtx>(m, "Arch").def(py::init<ArchArgs>());

    auto dxy_cls = py::class_<ContextualWrapper<DecalXY>>(m, "DecalXY_");
    readwrite_wrapper<DecalXY, decltype(&DecalXY::decal), &DecalXY::decal, conv_to_str<DecalId>,
                      conv_from_str<DecalId>>::def_wrap(dxy_cls, "decal");
    readwrite_wrapper<DecalXY, decltype(&DecalXY::x), &DecalXY::x, pass_through<float>, pass_through<float>>::def_wrap(
            dxy_cls, "x");
    readwrite_wrapper<DecalXY, decltype(&DecalXY::y), &DecalXY::y, pass_through<float>, pass_through<float>>::def_wrap(
            dxy_cls, "y");

    auto ctx_cls = py::class_<Context, Arch>(m, "Context")
                           .def("checksum", &Context::checksum)
                           .def("pack", &Context::pack)
                           .def("place", &Context::place)
                           .def("route", &Context::route);

    py::class_<BelPin>(m, "BelPin").def_readwrite("bel", &BelPin::bel).def_readwrite("pin", &BelPin::pin);

    fn_wrapper_1a<Context, decltype(&Context::getBelType), &Context::getBelType, conv_to_str<IdString>,
                  conv_from_str<BelId>>::def_wrap(ctx_cls, "getBelType");
    fn_wrapper_1a<Context, decltype(&Context::checkBelAvail), &Context::checkBelAvail, pass_through<bool>,
                  conv_from_str<BelId>>::def_wrap(ctx_cls, "checkBelAvail");
    fn_wrapper_1a<Context, decltype(&Context::getBelChecksum), &Context::getBelChecksum, pass_through<uint32_t>,
                  conv_from_str<BelId>>::def_wrap(ctx_cls, "getBelChecksum");
    fn_wrapper_3a_v<Context, decltype(&Context::bindBel), &Context::bindBel, conv_from_str<BelId>,
                    addr_and_unwrap<CellInfo>, pass_through<PlaceStrength>>::def_wrap(ctx_cls, "bindBel");
    fn_wrapper_1a_v<Context, decltype(&Context::unbindBel), &Context::unbindBel, conv_from_str<BelId>>::def_wrap(
            ctx_cls, "unbindBel");
    fn_wrapper_1a<Context, decltype(&Context::getBoundBelCell), &Context::getBoundBelCell, deref_and_wrap<CellInfo>,
                  conv_from_str<BelId>>::def_wrap(ctx_cls, "getBoundBelCell");
    fn_wrapper_1a<Context, decltype(&Context::getConflictingBelCell), &Context::getConflictingBelCell,
                  deref_and_wrap<CellInfo>, conv_from_str<BelId>>::def_wrap(ctx_cls, "getConflictingBelCell");
    fn_wrapper_0a<Context, decltype(&Context::getBels), &Context::getBels,
                  wrap_context<const std::vector<BelId> &>>::def_wrap(ctx_cls, "getBels");

    fn_wrapper_2a<Context, decltype(&Context::getBelPinWire), &Context::getBelPinWire, conv_to_str<WireId>,
                  conv_from_str<BelId>, conv_from_str<IdString>>::def_wrap(ctx_cls, "getBelPinWire");
    fn_wrapper_1a<Context, decltype(&Context::getWireBelPins), &Context::getWireBelPins,
                  wrap_context<const std::vector<BelPin> &>, conv_from_str<WireId>>::def_wrap(ctx_cls,
                                                                                              "getWireBelPins");

    fn_wrapper_1a<Context, decltype(&Context::getWireChecksum), &Context::getWireChecksum, pass_through<uint32_t>,
                  conv_from_str<WireId>>::def_wrap(ctx_cls, "getWireChecksum");
    fn_wrapper_3a_v<Context, decltype(&Context::bindWire), &Context::bindWire, conv_from_str<WireId>,
                    addr_and_unwrap<NetInfo>, pass_through<PlaceStrength>>::def_wrap(ctx_cls, "bindWire");
    fn_wrapper_1a_v<Context, decltype(&Context::unbindWire), &Context::unbindWire, conv_from_str<WireId>>::def_wrap(
            ctx_cls, "unbindWire");
    fn_wrapper_1a<Context, decltype(&Context::checkWireAvail), &Context::checkWireAvail, pass_through<bool>,
                  conv_from_str<WireId>>::def_wrap(ctx_cls, "checkWireAvail");
    fn_wrapper_1a<Context, decltype(&Context::getBoundWireNet), &Context::getBoundWireNet, deref_and_wrap<NetInfo>,
                  conv_from_str<WireId>>::def_wrap(ctx_cls, "getBoundWireNet");
    fn_wrapper_1a<Context, decltype(&Context::getConflictingWireNet), &Context::getConflictingWireNet,
                  deref_and_wrap<NetInfo>, conv_from_str<WireId>>::def_wrap(ctx_cls, "getConflictingWireNet");

    fn_wrapper_0a<Context, decltype(&Context::getWires), &Context::getWires,
                  wrap_context<const std::vector<WireId> &>>::def_wrap(ctx_cls, "getWires");

    fn_wrapper_0a<Context, decltype(&Context::getPips), &Context::getPips,
                  wrap_context<const std::vector<PipId> &>>::def_wrap(ctx_cls, "getPips");
    fn_wrapper_1a<Context, decltype(&Context::getPipChecksum), &Context::getPipChecksum, pass_through<uint32_t>,
                  conv_from_str<PipId>>::def_wrap(ctx_cls, "getPipChecksum");
    fn_wrapper_3a_v<Context, decltype(&Context::bindPip), &Context::bindPip, conv_from_str<PipId>,
                    addr_and_unwrap<NetInfo>, pass_through<PlaceStrength>>::def_wrap(ctx_cls, "bindPip");
    fn_wrapper_1a_v<Context, decltype(&Context::unbindPip), &Context::unbindPip, conv_from_str<PipId>>::def_wrap(
            ctx_cls, "unbindPip");
    fn_wrapper_1a<Context, decltype(&Context::checkPipAvail), &Context::checkPipAvail, pass_through<bool>,
                  conv_from_str<PipId>>::def_wrap(ctx_cls, "checkPipAvail");
    fn_wrapper_1a<Context, decltype(&Context::getBoundPipNet), &Context::getBoundPipNet, deref_and_wrap<NetInfo>,
                  conv_from_str<PipId>>::def_wrap(ctx_cls, "getBoundPipNet");
    fn_wrapper_1a<Context, decltype(&Context::getConflictingPipNet), &Context::getConflictingPipNet,
                  deref_and_wrap<NetInfo>, conv_from_str<PipId>>::def_wrap(ctx_cls, "getConflictingPipNet");

    fn_wrapper_1a<Context, decltype(&Context::getPipsDownhill), &Context::getPipsDownhill,
                  wrap_context<const std::vector<PipId> &>, conv_from_str<WireId>>::def_wrap(ctx_cls,
                                                                                             "getPipsDownhill");
    fn_wrapper_1a<Context, decltype(&Context::getPipsUphill), &Context::getPipsUphill,
                  wrap_context<const std::vector<PipId> &>, conv_from_str<WireId>>::def_wrap(ctx_cls, "getPipsUphill");

    fn_wrapper_1a<Context, decltype(&Context::getPipSrcWire), &Context::getPipSrcWire, conv_to_str<WireId>,
                  conv_from_str<PipId>>::def_wrap(ctx_cls, "getPipSrcWire");
    fn_wrapper_1a<Context, decltype(&Context::getPipDstWire), &Context::getPipDstWire, conv_to_str<WireId>,
                  conv_from_str<PipId>>::def_wrap(ctx_cls, "getPipDstWire");
    fn_wrapper_1a<Context, decltype(&Context::getPipDelay), &Context::getPipDelay, pass_through<DelayQuad>,
                  conv_from_str<PipId>>::def_wrap(ctx_cls, "getPipDelay");

    fn_wrapper_1a<Context, decltype(&Context::getDelayFromNS), &Context::getDelayFromNS, pass_through<delay_t>,
                  pass_through<double>>::def_wrap(ctx_cls, "getDelayFromNS");

    fn_wrapper_0a<Context, decltype(&Context::getChipName), &Context::getChipName, pass_through<std::string>>::def_wrap(
            ctx_cls, "getChipName");
    fn_wrapper_0a<Context, decltype(&Context::archId), &Context::archId, conv_to_str<IdString>>::def_wrap(ctx_cls,
                                                                                                          "archId");

    fn_wrapper_3a<Context, decltype(&Context::constructDecalXY), &Context::constructDecalXY, wrap_context<DecalXY>,
                  conv_from_str<DecalId>, pass_through<float>, pass_through<float>>::def_wrap(ctx_cls, "DecalXY");

    typedef std::unordered_map<IdString, std::unique_ptr<CellInfo>> CellMap;
    typedef std::unordered_map<IdString, std::unique_ptr<NetInfo>> NetMap;
    typedef std::unordered_map<IdString, HierarchicalCell> HierarchyMap;

    readonly_wrapper<Context, decltype(&Context::cells), &Context::cells, wrap_context<CellMap &>>::def_wrap(ctx_cls,
                                                                                                             "cells");
    readonly_wrapper<Context, decltype(&Context::nets), &Context::nets, wrap_context<NetMap &>>::def_wrap(ctx_cls,
                                                                                                          "nets");

    fn_wrapper_2a_v<Context, decltype(&Context::addClock), &Context::addClock, conv_from_str<IdString>,
                    pass_through<float>>::def_wrap(ctx_cls, "addClock");

    // Generic arch construction API
    fn_wrapper_4a_v<Context, decltype(&Context::addWire), &Context::addWire, conv_from_str<IdStringList>,
                    conv_from_str<IdString>, pass_through<int>, pass_through<int>>::def_wrap(ctx_cls, "addWire",
                                                                                             "name"_a, "type"_a, "x"_a,
                                                                                             "y"_a);
    fn_wrapper_6a_v<Context, decltype(&Context::addPip), &Context::addPip, conv_from_str<IdStringList>,
                    conv_from_str<IdString>, conv_from_str<IdStringList>, conv_from_str<IdStringList>,
                    pass_through<delay_t>, pass_through<Loc>>::def_wrap(ctx_cls, "addPip", "name"_a, "type"_a,
                                                                        "srcWire"_a, "dstWire"_a, "delay"_a, "loc"_a);

    fn_wrapper_5a_v<Context, decltype(&Context::addBel), &Context::addBel, conv_from_str<IdStringList>,
                    conv_from_str<IdString>, pass_through<Loc>, pass_through<bool>,
                    pass_through<bool>>::def_wrap(ctx_cls, "addBel", "name"_a, "type"_a, "loc"_a, "gb"_a, "hidden"_a);
    fn_wrapper_3a_v<Context, decltype(&Context::addBelInput), &Context::addBelInput, conv_from_str<IdStringList>,
                    conv_from_str<IdString>, conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addBelInput", "bel"_a,
                                                                                    "name"_a, "wire"_a);
    fn_wrapper_3a_v<Context, decltype(&Context::addBelOutput), &Context::addBelOutput, conv_from_str<IdStringList>,
                    conv_from_str<IdString>, conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addBelOutput", "bel"_a,
                                                                                    "name"_a, "wire"_a);
    fn_wrapper_3a_v<Context, decltype(&Context::addBelInout), &Context::addBelInout, conv_from_str<IdStringList>,
                    conv_from_str<IdString>, conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addBelInout", "bel"_a,
                                                                                    "name"_a, "wire"_a);

    fn_wrapper_2a_v<Context, decltype(&Context::addGroupBel), &Context::addGroupBel, conv_from_str<IdStringList>,
                    conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addGroupBel", "group"_a, "bel"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::addGroupWire), &Context::addGroupWire, conv_from_str<IdStringList>,
                    conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addGroupWire", "group"_a, "wire"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::addGroupPip), &Context::addGroupPip, conv_from_str<IdStringList>,
                    conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addGroupPip", "group"_a, "pip"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::addGroupGroup), &Context::addGroupPip, conv_from_str<IdStringList>,
                    conv_from_str<IdStringList>>::def_wrap(ctx_cls, "addGroupGroup", "group"_a, "grp"_a);

    fn_wrapper_2a_v<Context, decltype(&Context::addDecalGraphic), &Context::addDecalGraphic, conv_from_str<DecalId>,
                    pass_through<GraphicElement>>::def_wrap(ctx_cls, "addDecalGraphic", (py::arg("decal"), "graphic"));
    fn_wrapper_2a_v<Context, decltype(&Context::setWireDecal), &Context::setWireDecal, conv_from_str<DecalId>,
                    unwrap_context<DecalXY>>::def_wrap(ctx_cls, "setWireDecal", "wire"_a, "decalxy"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::setPipDecal), &Context::setPipDecal, conv_from_str<DecalId>,
                    unwrap_context<DecalXY>>::def_wrap(ctx_cls, "setPipDecal", "pip"_a, "decalxy"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::setBelDecal), &Context::setBelDecal, conv_from_str<DecalId>,
                    unwrap_context<DecalXY>>::def_wrap(ctx_cls, "setBelDecal", "bel"_a, "decalxy"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::setGroupDecal), &Context::setGroupDecal, conv_from_str<DecalId>,
                    unwrap_context<DecalXY>>::def_wrap(ctx_cls, "setGroupDecal", "group"_a, "decalxy"_a);

    fn_wrapper_3a_v<Context, decltype(&Context::setWireAttr), &Context::setWireAttr, conv_from_str<DecalId>,
                    conv_from_str<IdString>, pass_through<std::string>>::def_wrap(ctx_cls, "setWireAttr", "wire"_a,
                                                                                  "key"_a, "value"_a);
    fn_wrapper_3a_v<Context, decltype(&Context::setBelAttr), &Context::setBelAttr, conv_from_str<DecalId>,
                    conv_from_str<IdString>, pass_through<std::string>>::def_wrap(ctx_cls, "setBelAttr", "bel"_a,
                                                                                  "key"_a, "value"_a);
    fn_wrapper_3a_v<Context, decltype(&Context::setPipAttr), &Context::setPipAttr, conv_from_str<DecalId>,
                    conv_from_str<IdString>, pass_through<std::string>>::def_wrap(ctx_cls, "setPipAttr", "pip"_a,
                                                                                  "key"_a, "value"_a);

    fn_wrapper_1a_v<Context, decltype(&Context::setLutK), &Context::setLutK, pass_through<int>>::def_wrap(
            ctx_cls, "setLutK", "K"_a);
    fn_wrapper_2a_v<Context, decltype(&Context::setDelayScaling), &Context::setDelayScaling, pass_through<double>,
                    pass_through<double>>::def_wrap(ctx_cls, "setDelayScaling", "scale"_a, "offset"_a);

    fn_wrapper_2a_v<Context, decltype(&Context::addCellTimingClock), &Context::addCellTimingClock,
                    conv_from_str<IdString>, conv_from_str<IdString>>::def_wrap(ctx_cls, "addCellTimingClock", "cell"_a,
                                                                                "port"_a);
    fn_wrapper_4a_v<Context, decltype(&Context::addCellTimingDelay), &Context::addCellTimingDelay,
                    conv_from_str<IdString>, conv_from_str<IdString>, conv_from_str<IdString>,
                    pass_through<delay_t>>::def_wrap(ctx_cls, "addCellTimingDelay", "cell"_a, "fromPort"_a, "toPort"_a,
                                                     "delay"_a);
    fn_wrapper_5a_v<Context, decltype(&Context::addCellTimingSetupHold), &Context::addCellTimingSetupHold,
                    conv_from_str<IdString>, conv_from_str<IdString>, conv_from_str<IdString>, pass_through<delay_t>,
                    pass_through<delay_t>>::def_wrap(ctx_cls, "addCellTimingSetupHold", "cell"_a, "port"_a, "clock"_a,
                                                     "setup"_a, "hold"_a);
    fn_wrapper_4a_v<Context, decltype(&Context::addCellTimingClockToOut), &Context::addCellTimingClockToOut,
                    conv_from_str<IdString>, conv_from_str<IdString>, conv_from_str<IdString>,
                    pass_through<delay_t>>::def_wrap(ctx_cls, "addCellTimingClockToOut", "cell"_a, "port"_a, "clock"_a,
                                                     "clktoq"_a);

    fn_wrapper_2a_v<Context, decltype(&Context::clearCellBelPinMap), &Context::clearCellBelPinMap,
                    conv_from_str<IdString>, conv_from_str<IdString>>::def_wrap(ctx_cls, "clearCellBelPinMap", "cell"_a,
                                                                                "cell_pin"_a);
    fn_wrapper_3a_v<Context, decltype(&Context::addCellBelPinMapping), &Context::addCellBelPinMapping,
                    conv_from_str<IdString>, conv_from_str<IdString>,
                    conv_from_str<IdString>>::def_wrap(ctx_cls, "addCellBelPinMapping", "cell"_a, "cell_pin"_a,
                                                       "bel_pin"_a);

    // const\_range\<BelBucketId\> getBelBuckets() const
    fn_wrapper_0a<Context, decltype(&Context::getBelBuckets), &Context::getBelBuckets,
                  wrap_context<const std::vector<BelBucketId> &>>::def_wrap(ctx_cls, "getBelBuckets");

    // BelBucketId getBelBucketForBel(BelId bel) const
    fn_wrapper_1a<Context, decltype(&Context::getBelBucketForBel), &Context::getBelBucketForBel,
                  conv_to_str<BelBucketId>, conv_from_str<BelId>>::def_wrap(ctx_cls, "getBelBucketForBel");

    // BelBucketId getBelBucketForCellType(IdString cell\_type) const
    fn_wrapper_1a<Context, decltype(&Context::getBelBucketForCellType), &Context::getBelBucketForCellType,
                  conv_to_str<BelBucketId>, conv_from_str<IdString>>::def_wrap(ctx_cls, "getBelBucketForCellType");

    // const\_range\<BelId\> getBelsInBucket(BelBucketId bucket) const
    fn_wrapper_1a<Context, decltype(&Context::getBelsInBucket), &Context::getBelsInBucket,
                  wrap_context<const std::vector<BelId> &>, conv_from_str<BelBucketId>>::def_wrap(ctx_cls,
                                                                                                  "getBelsInBucket");

    // bool isValidBelForCellType(IdString cell\_type, BelId bel) const
    fn_wrapper_2a<Context, decltype(&Context::isValidBelForCellType), &Context::isValidBelForCellType,
                  pass_through<bool>, conv_from_str<IdString>, conv_from_str<BelId>>::def_wrap(ctx_cls,
                                                                                               "isValidBelForCellType");

    WRAP_MAP_UPTR(m, CellMap, "IdCellMap");
    WRAP_MAP_UPTR(m, NetMap, "IdNetMap");
    WRAP_MAP(m, HierarchyMap, wrap_context<HierarchicalCell &>, "HierarchyMap");
    WRAP_VECTOR(m, const std::vector<IdString>, conv_to_str<IdString>);
}

NEXTPNR_NAMESPACE_END

#endif
