package grpc

import (
	"context"

	hav1 "gitea.nik4nao.com/nik/home-services/gen/ha/v1"
	"gitea.nik4nao.com/nik/home-services/ha-gateway/internal/core/ports/driving"
)

type SwitchGRPC struct {
	hav1.UnimplementedSwitchServiceServer
	svc driving.SwitchService
}

func NewSwitchGRPC(svc driving.SwitchService) *SwitchGRPC {
	return &SwitchGRPC{svc: svc}
}

func (h *SwitchGRPC) ListSwitches(ctx context.Context, req *hav1.ListSwitchesRequest) (*hav1.ListSwitchesResponse, error) {
	switches, err := h.svc.ListSwitches(ctx)
	if err != nil {
		return nil, grpcError(err)
	}
	out := make([]*hav1.SwitchEntity, 0, len(switches))
	for _, s := range switches {
		out = append(out, domainSwitchToProto(s))
	}
	return &hav1.ListSwitchesResponse{Switches: out}, nil
}

// TurnOn, TurnOff, Toggle — left as Unimplemented for now.
// TODO: implement once app/switch.go has callService support.
// Follow the same pattern as LightGRPC: payload{"entity_id": ...} → ha.CallService.
func (h *SwitchGRPC) TurnOn(ctx context.Context, req *hav1.SwitchRequest) (*hav1.SwitchResponse, error) {
	return nil, grpcError(ErrNotImplemented)
}

func (h *SwitchGRPC) TurnOff(ctx context.Context, req *hav1.SwitchRequest) (*hav1.SwitchResponse, error) {
	return nil, grpcError(ErrNotImplemented)
}

func (h *SwitchGRPC) Toggle(ctx context.Context, req *hav1.SwitchRequest) (*hav1.SwitchResponse, error) {
	return nil, grpcError(ErrNotImplemented)
}