Mainflux.mainflux/http/adapter.go

42 lines
971 B
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
// Package http contains the domain concept definitions needed to support
// Mainflux http adapter service functionality.
package http
import (
"context"
"github.com/mainflux/mainflux"
)
var _ mainflux.MessagePublisher = (*adapterService)(nil)
type adapterService struct {
pub mainflux.MessagePublisher
things mainflux.ThingsServiceClient
}
// New instantiates the HTTP adapter implementation.
func New(pub mainflux.MessagePublisher, things mainflux.ThingsServiceClient) mainflux.MessagePublisher {
return &adapterService{
pub: pub,
things: things,
}
}
func (as *adapterService) Publish(ctx context.Context, token string, msg mainflux.RawMessage) error {
ar := &mainflux.AccessReq{
Token: token,
ChanID: msg.GetChannel(),
}
thid, err := as.things.CanAccess(ctx, ar)
if err != nil {
return err
}
msg.Publisher = thid.GetValue()
return as.pub.Publish(ctx, token, msg)
}